:root{--cr-red: #ef476f;--cr-orange: #ff8c42;--cr-yellow: #ffc93c;--cr-green: #18b47b;--cr-blue: #3a86ff;--cr-purple: #8a4fff;--cr-pink: #ff6fae;--cr-teal: #14b8c4;--paper: #fffdf6;--paper-2: #fdf8ea;--rule: #d9e6f7;--margin-line: #f7b2b2;--navy-950: #141f3d;--navy-900: #1d2b53;--navy-800: #26386b;--navy-700: #2f4a8a;--navy-600: #2f5bc0;--navy-500: #5a82d6;--navy-200: #cad7f0;--navy-100: #e3ebfa;--navy-50: #f2f6fe;--amber-600: #f0a500;--amber-500: #ffc93c;--amber-400: #ffd866;--amber-700: #8a5a00;--amber-100: #ffefc2;--amber-50: #fff8e3;--green-600: #0f7f58;--green-700: #0b6647;--green-50: #e7f6ef;--red-600: #c4314b;--red-700: #a3233a;--red-50: #fdecef;--violet-600: #5b47c7;--violet-50: #efedfb;--orange-600: #c95f00;--orange-50: #fff1e3;--blue-950: var(--navy-950);--blue-900: var(--navy-900);--blue-700: var(--navy-700);--blue-600: var(--navy-600);--blue-500: var(--navy-500);--blue-200: var(--navy-200);--blue-100: var(--navy-100);--blue-50: var(--navy-50);--sun-400: var(--amber-400);--sun-500: var(--amber-500);--sun-600: var(--amber-600);--sun-700: var(--amber-700);--sun-100: var(--amber-100);--sun-50: var(--amber-50);--gold-500: var(--amber-500);--gold-600: var(--amber-600);--gold-700: var(--amber-700);--gold-100: var(--amber-100);--gold-50: var(--amber-50);--mint-600: var(--green-600);--mint-50: var(--green-50);--grape-600: var(--violet-600);--grape-50: var(--violet-50);--coral-600: var(--red-600);--coral-50: var(--red-50);--ink: #1b2440;--ink-2: #3d4763;--muted: #5b6580;--line: #e7e3d6;--line-2: #d6d0bf;--bg: #ffffff;--bg-soft: #f7f5ee;--bg-warm: var(--paper-2);--radius: 16px;--radius-sm: 11px;--radius-lg: 22px;--shadow-sm: 0 1px 2px rgba(29, 43, 83, .06), 0 1px 3px rgba(29, 43, 83, .05);--shadow: 0 14px 30px -16px rgba(29, 43, 83, .28), 0 2px 6px rgba(29, 43, 83, .05);--shadow-lg: 0 30px 60px -28px rgba(29, 43, 83, .4), 0 4px 12px rgba(29, 43, 83, .06);--pop: 3px 3px 0 var(--navy-900);--pop-lg: 5px 5px 0 var(--navy-900);--font: "Nunito", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-display: "Baloo 2", "Nunito", system-ui, -apple-system, "Segoe UI", sans-serif;--font-hand: "Caveat", "Segoe Print", "Comic Sans MS", cursive;--font-serif: var(--font-display);--wrap: 1200px}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;font-family:var(--font);font-size:16.5px;line-height:1.65;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:clip;text-rendering:optimizeLegibility}img{max-width:100%;height:auto;display:block}a{color:var(--navy-600);text-decoration:none}a:hover{color:var(--navy-800)}h1,h2,h3,h4{line-height:1.12;margin:0 0 .5em;color:var(--navy-950);font-family:var(--font-display)}h1,h2{font-weight:800;letter-spacing:-.012em}h1{font-size:clamp(2.3rem,5vw,3.7rem)}h2{font-size:clamp(1.75rem,3.2vw,2.5rem)}h3{font-size:1.18rem;font-weight:700;letter-spacing:0}p{margin:0 0 1em}button,input,select,textarea{font:inherit;color:inherit}:focus-visible{outline:3px solid var(--amber-500);outline-offset:2px;border-radius:6px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}::selection{background:var(--amber-100);color:var(--navy-950)}.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}.section{padding:88px 0}.section-sm{padding:48px 0}.soft{background:var(--bg-soft)}.warm{background:var(--bg-warm)}.center{text-align:center}.muted{color:var(--muted)}.small{font-size:.875rem}.eyebrow{display:flex;width:max-content;max-width:100%;align-items:center;gap:10px;font-family:var(--font-hand);font-size:1.45rem;font-weight:700;line-height:1;color:var(--eb, #c2306a);margin-bottom:10px;transform:rotate(-1.5deg);transform-origin:left center}.eyebrow:before{content:"";width:30px;height:10px;flex:none;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 10'%3E%3Cpath d='M2 6c4-5 7 4 11 0s7 4 11 0 4-3 4-3' fill='none' stroke='%23ffc93c' stroke-width='2.6' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat center / contain}.eyebrow svg{display:none}.center .eyebrow,.eyebrow.c{justify-content:center;margin-left:auto;margin-right:auto;transform-origin:center}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}.section-head h2{margin:0;position:relative;display:inline-block}.section-head h2:after,.center>h2:after{content:"";display:block;width:min(180px,70%);height:12px;margin-top:6px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 180 12' preserveAspectRatio='none'%3E%3Cpath d='M3 8c30-6 60-6 90-2s56 3 84-4' fill='none' stroke='%23ffc93c' stroke-width='4' stroke-linecap='round'/%3E%3Cpath d='M10 11c40-4 80-4 120-1' fill='none' stroke='%23ff6fae' stroke-width='2.2' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat left / 100% 100%}.center>h2:after{margin-left:auto;margin-right:auto}.section-head p{margin:8px 0 0;color:var(--muted);max-width:620px}.stack>*+*{margin-top:16px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.grow{flex:1}.hl{position:relative;white-space:nowrap;color:inherit;z-index:0;background:linear-gradient(transparent 58%,var(--hlc, var(--amber-400)) 58%,var(--hlc, var(--amber-400)) 90%,transparent 90%);padding:0 .08em;border-radius:4px}.lead{font-size:1.12rem;color:var(--ink-2)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 22px;border-radius:14px;border:2px solid var(--navy-900);font-weight:800;font-size:.97rem;cursor:pointer;letter-spacing:0;transition:background .15s ease,color .15s ease,border-color .15s ease,box-shadow .15s ease,transform .15s ease;text-decoration:none;white-space:nowrap;line-height:1.2;box-shadow:var(--pop)}.btn:hover:not(:disabled){transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--navy-900)}.btn:active:not(:disabled){transform:translate(2px,2px);box-shadow:1px 1px 0 var(--navy-900)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--amber-500);color:var(--navy-950)}.btn-primary:hover:not(:disabled){background:var(--amber-400);color:var(--navy-950)}.btn-navy{background:var(--navy-900);color:#fff;box-shadow:3px 3px 0 var(--cr-yellow),3px 3px 0 1.5px var(--navy-900)}.btn-navy:hover:not(:disabled){background:var(--navy-800);color:#fff;box-shadow:4px 4px 0 var(--cr-yellow),4px 4px 0 1.5px var(--navy-900)}.btn-navy:active:not(:disabled){box-shadow:1px 1px 0 var(--cr-yellow)}.btn-ghost{background:#fff;color:var(--navy-950)}.btn-ghost:hover:not(:disabled){color:var(--navy-950);background:var(--navy-50)}.btn-light{background:transparent;color:#fff;border-color:#fff;box-shadow:3px 3px #ffffff59}.btn-light:hover:not(:disabled){background:#ffffff1f;color:#fff;box-shadow:4px 4px #ffffff73}.btn-danger{background:var(--red-50);color:var(--red-700);border-color:var(--red-600);box-shadow:3px 3px 0 var(--red-600)}.btn-danger:hover:not(:disabled){background:var(--red-600);border-color:var(--red-600);color:#fff;box-shadow:4px 4px 0 var(--red-700)}.btn-sm{padding:7px 14px;font-size:.86rem;border-radius:11px;box-shadow:2px 2px 0 var(--navy-900)}.btn-sm:hover:not(:disabled){box-shadow:3px 3px 0 var(--navy-900)}.btn-sm.btn-navy{box-shadow:2px 2px 0 var(--cr-yellow),2px 2px 0 1.5px var(--navy-900)}.btn-block{width:100%}.link-btn{background:none;border:0;padding:0;color:var(--navy-600);font-weight:700;cursor:pointer}.link-btn:hover{color:var(--navy-800);text-decoration:underline}.field{display:flex;flex-direction:column;gap:6px}.field label,.label{font-size:.85rem;font-weight:700;color:var(--ink-2)}.input,.select,.textarea{width:100%;padding:12px 14px;border:1.5px solid var(--line-2);border-radius:var(--radius-sm);background:#fff;transition:border-color .15s,box-shadow .15s}.input::placeholder,.textarea::placeholder{color:#8a93a6}.textarea{min-height:120px;resize:vertical}.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--navy-700);box-shadow:0 0 0 4px var(--navy-100)}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-grid .full{grid-column:1 / -1}.check{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:.9rem;cursor:pointer}.check input{width:18px;height:18px;accent-color:var(--navy-900)}.notice{padding:12px 16px;border-radius:var(--radius-sm);font-size:.92rem;border:1px solid}.notice-error{background:var(--red-50);color:var(--red-700);border-color:#f5c6cf}.notice-ok{background:var(--green-50);color:var(--green-700);border-color:#bfe6d4}.notice-info{background:var(--amber-50);color:#6b4700;border-color:#f6dca3}.loading{display:grid;place-items:center;padding:80px 20px;color:var(--muted)}.spinner{width:34px;height:34px;border:3px solid var(--navy-100);border-top-color:var(--navy-900);border-right-color:var(--amber-500);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty{text-align:center;padding:56px 20px;color:var(--muted);border:1.5px dashed var(--line-2);border-radius:var(--radius-lg);background:var(--bg-soft)}.chip{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-size:.76rem;font-weight:700;background:var(--navy-50);color:var(--navy-700);border:1px solid var(--navy-100);line-height:1.5}button.chip{cursor:pointer}.chip-gold{background:var(--amber-50);color:var(--amber-700);border-color:var(--amber-100)}.chip-green{background:var(--green-50);color:var(--green-700);border-color:#c7eadb}.chip-red{background:var(--red-50);color:var(--red-700);border-color:#f5ccd4}.chips{display:flex;flex-wrap:wrap;gap:6px}.topbar{background:var(--navy-900);color:#d3dcf0;font-size:.82rem;font-weight:600;position:relative}.topbar:after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:4px;z-index:41;background:linear-gradient(90deg,var(--cr-red) 0 14.28%,var(--cr-orange) 0 28.57%,var(--cr-yellow) 0 42.85%,var(--cr-green) 0 57.14%,var(--cr-teal) 0 71.42%,var(--cr-blue) 0 85.71%,var(--cr-purple) 0)}.topbar .wrap{display:flex;justify-content:space-between;gap:16px;padding-top:8px;padding-bottom:8px}.topbar b{color:#fff;font-weight:700}.topbar a{color:#fff}.topbar a:hover{color:var(--amber-400)}.header{position:sticky;top:0;z-index:40;background:#fffdf6f0;backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:2px solid var(--navy-900)}.header .wrap{display:flex;align-items:center;gap:28px;height:74px}.logo{display:inline-flex;align-items:center;gap:10px;color:var(--navy-950)}.logo:hover{color:var(--navy-950)}.logo-word{font-family:var(--font-display);font-size:1.32rem;font-weight:800;letter-spacing:-.035em;line-height:1;white-space:nowrap}.logo-word b{font-weight:800;color:var(--amber-600)}.nav{display:flex;gap:2px;margin-left:4px}.nav a{position:relative;padding:9px 13px;border-radius:12px;color:var(--ink-2);font-weight:700;font-size:.97rem}.nav a:hover{color:var(--navy-950);background:var(--amber-50)}.nav a.active{color:var(--navy-950);font-weight:800}.nav a.active:after{content:"";position:absolute;left:10px;right:10px;bottom:0;height:8px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 60 8' preserveAspectRatio='none'%3E%3Cpath d='M2 5c8-4 12 3 20 0s12 3 20 0 12 2 16-1' fill='none' stroke='%23ff8c42' stroke-width='2.6' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat center / 100% 100%}.header-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.icon-btn{position:relative;display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--navy-950);cursor:pointer;transition:.15s}.icon-btn:hover{border-color:var(--line-2);background:var(--navy-50);color:var(--navy-950)}.header-actions .login-icon{display:none}.badge-count{position:absolute;top:-6px;right:-6px;min-width:19px;height:19px;padding:0 5px;border-radius:999px;background:var(--amber-500);color:var(--navy-950);font-size:.68rem;font-weight:800;display:grid;place-items:center;border:2px solid #fff}.menu-toggle{display:none}.user-menu{position:relative}.user-menu>.icon-btn{background:var(--navy-900);border-color:var(--navy-900);color:#fff}.dropdown{position:absolute;right:0;top:calc(100% + 10px);min-width:230px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:6px;z-index:50}.dropdown a,.dropdown button{display:block;width:100%;text-align:left;padding:9px 12px;border-radius:9px;color:var(--ink-2);font-weight:600;background:none;border:0;cursor:pointer;font-size:.92rem}.dropdown a:hover,.dropdown button:hover{background:var(--navy-50);color:var(--navy-950)}.dropdown .who{padding:10px 12px 12px;border-bottom:1px solid var(--line);margin-bottom:6px;font-size:.84rem;color:var(--muted);overflow-wrap:anywhere}.dropdown .who b{display:block;color:var(--ink);font-size:.95rem}.footer{background:var(--navy-900);color:#b9c4dd;padding:0 0 30px;position:relative;border-top:2px solid var(--navy-900)}.footer:before{content:"";position:absolute;left:0;right:0;top:-14px;height:14px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 14'%3E%3Cpath d='M0 14V8c5-6 15-6 20 0s15 6 20 0v6z' fill='%231d2b53'/%3E%3C/svg%3E") repeat-x left bottom / 40px 14px}.footer .doodle-layer{opacity:.18}.footer>.wrap{padding-top:72px}.footer a{color:#dfe6f5}.footer a:hover{color:var(--amber-400)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px}.footer h2{color:#fff;font-family:var(--font);font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px}.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:.93rem}.footer .logo,.footer .logo:hover{color:#fff}.footer .logo-word b{color:var(--amber-400)}.footer .logo svg rect,.admin-side .logo svg rect{fill:var(--navy-700);stroke:#ffffff2e;stroke-width:1.5}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:52px;padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.84rem}.doodle{display:block;overflow:visible}.doodle-layer{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:0}.doodle-layer .doodle{position:absolute}@keyframes wiggle{0%,to{transform:rotate(var(--r, 0deg)) translateY(0)}50%{transform:rotate(calc(var(--r, 0deg) + 4deg)) translateY(-6px)}}.wiggle{animation:wiggle 7s ease-in-out infinite}.paper{background-color:var(--paper);background-image:linear-gradient(90deg,transparent 0 calc(var(--margin-x, 64px) - 1px),var(--margin-line) calc(var(--margin-x, 64px) - 1px) calc(var(--margin-x, 64px) + 1px),transparent calc(var(--margin-x, 64px) + 1px)),repeating-linear-gradient(180deg,transparent 0 35px,var(--rule) 35px 36px)}.hero{position:relative;overflow:hidden;color:var(--ink);border-bottom:2px solid var(--navy-900)}.hero,.page-head{--margin-x: max(10px, calc((100% - var(--wrap)) / 2 + 8px))}.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding-top:70px;padding-bottom:92px}.hero h1{font-size:clamp(2.55rem,5.6vw,4.3rem);line-height:1.02;margin-bottom:20px}.hero h1 .hl{--hlc: var(--amber-400)}.h1-kicker{display:block;font-family:var(--font);font-size:clamp(.95rem,1.4vw,1.08rem);font-weight:800;letter-spacing:.02em;color:var(--navy-600);margin-bottom:12px;line-height:1.4}.hero .lead{font-size:1.15rem;color:var(--ink-2);max-width:540px}.hero-search{display:flex;gap:6px;background:#fff;padding:6px;border-radius:16px;max-width:560px;margin:28px 0 18px;border:2px solid var(--navy-900);box-shadow:var(--pop-lg)}.hero-search>svg{flex:none;align-self:center;margin-left:10px;color:var(--navy-700)}.hero-search input{flex:1;border:0;padding:11px 6px;min-width:0;color:var(--ink);background:transparent;font-weight:600}.hero-search input:focus{outline:none}.hero-search .btn{border-radius:11px;box-shadow:none}.hero-search .btn:hover:not(:disabled){transform:none;box-shadow:none}.hero-quick{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-family:var(--font-hand);font-size:1.3rem;color:var(--ink-2);font-weight:700}.hero-quick a{font-family:var(--font);font-size:.86rem;padding:4px 13px;border-radius:999px;background:#fff;border:2px solid var(--qc, var(--cr-blue));color:var(--navy-950);font-weight:800;transition:.15s}.hero-quick a:nth-of-type(2){--qc: var(--cr-green)}.hero-quick a:nth-of-type(3){--qc: var(--cr-orange)}.hero-quick a:nth-of-type(4){--qc: var(--cr-pink)}.hero-quick a:hover{background:var(--qc, var(--cr-blue));color:#fff}.hero-trust{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:32px;max-width:560px}.hero-trust>div{background:#fff;border:2px solid var(--navy-900);border-radius:14px;padding:10px 12px;text-align:center;box-shadow:3px 3px 0 var(--tc, var(--cr-yellow))}.hero-trust>div:nth-child(2){--tc: var(--cr-pink)}.hero-trust>div:nth-child(3){--tc: var(--cr-green)}.hero-trust>div:nth-child(4){--tc: var(--cr-blue)}.hero-trust b{display:block;font-family:var(--font-display);font-size:1.45rem;font-weight:800;color:var(--navy-950);line-height:1.1}.hero-trust span{font-size:.76rem;color:var(--muted);font-weight:700}.hero .doodle-layer .d-pencil{width:150px;left:47%;top:26px;--r: 18deg;transform:rotate(18deg)}.hero .doodle-layer .d-star{width:34px;left:5%;top:30px;--r: -12deg}.hero .doodle-layer .d-spark{width:30px;right:3%;top:46%}.hero .doodle-layer .d-plane{width:170px;right:2%;top:14px}.hero .doodle-layer .d-atom{width:64px;left:2.5%;bottom:52px;--r: 10deg}.hero .doodle-layer .d-scribble{width:130px;left:30%;top:22px;transform:rotate(-6deg)}.hero .doodle-layer .d-bulb{width:54px;left:44%;top:40%;--r: -8deg}.hero-visual{position:relative;min-height:440px;display:grid;place-items:center}.cover-fan{position:relative;width:100%;max-width:480px;height:420px}.cover-fan .cover{position:absolute;width:40%;top:50%;left:50%;font-size:14px;border:2px solid var(--navy-900);box-shadow:6px 6px #1d2b53e6;transition:transform .4s ease}.cover-fan .cover:nth-child(1){transform:translate(-104%,-46%) rotate(-10deg);z-index:1}.cover-fan .cover:nth-child(2){transform:translate(-50%,-54%);z-index:3;width:44%}.cover-fan .cover:nth-child(3){transform:translate(4%,-46%) rotate(10deg);z-index:2}.cover-fan:hover .cover:nth-child(1){transform:translate(-109%,-48%) rotate(-13deg)}.cover-fan:hover .cover:nth-child(3){transform:translate(9%,-48%) rotate(13deg)}.float-card{position:absolute;z-index:4;background:var(--note, #fff3a8);color:var(--ink);border-radius:3px;padding:14px 16px 12px;display:flex;align-items:center;gap:10px;box-shadow:0 10px 18px -10px #1d2b5380;transform:rotate(var(--r, -4deg));animation:bob 6s ease-in-out infinite;font-family:var(--font-hand);font-size:1.15rem;line-height:1.05}.float-card:before{content:"";position:absolute;top:-10px;left:50%;width:64px;height:20px;transform:translate(-50%) rotate(-3deg);background:#fff9;border:1px solid rgba(29,43,83,.08)}.float-card b{display:block;font-size:1.45rem;color:var(--navy-950);font-weight:700}.float-card .muted{color:var(--ink-2)}.float-card .dot{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;flex:none;border:2px solid var(--navy-900);background:#fff}.float-card.one{left:-10px;bottom:4%;--r: -5deg}.float-card.two{right:-6px;top:0;--note: #ffd6e8;--r: 4deg;animation-delay:-3s}@keyframes bob{50%{transform:rotate(var(--r, -4deg)) translateY(-7px)}}@media(prefers-reduced-motion:reduce){.float-card,.wiggle{animation:none}html{scroll-behavior:auto}.cover-fan .cover{transition:none}}.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.hero-stats>div{background:#fff;border-radius:var(--radius);padding:16px 18px;border:1px solid var(--line)}.hero-stats b{display:block;font-size:1.6rem;font-weight:800;letter-spacing:-.03em;color:var(--navy-950);line-height:1.1}.hero-stats span{font-size:.84rem;color:var(--muted);font-weight:600}.stats-band{position:relative;z-index:2}.hero-photo{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}.hero-photo img{width:100%;height:100%;object-fit:cover}.book-stack{display:flex}.book-stack .cover{width:74px;font-size:6px}.book-stack .cover+.cover{margin-left:-24px}.class-band{position:relative;z-index:3;margin-top:-46px}.class-band .inner{background:#fff;border:2px solid var(--navy-900);border-radius:var(--radius-lg);box-shadow:var(--pop-lg);padding:20px 24px 24px}.class-band .top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:14px;flex-wrap:wrap}.class-band h2{font-size:1.5rem;margin:0}.class-band .top a{font-size:.92rem;font-weight:800}.class-row{display:grid;grid-template-columns:repeat(var(--n, 12),minmax(0,1fr));gap:10px}.class-chip{--cc: var(--cr-blue);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;padding:10px 4px 9px;border-radius:14px;border:2px solid var(--cc);background:color-mix(in srgb,var(--cc) 10%,#fff);color:var(--navy-950);transition:.15s;min-width:0}.class-row>:nth-child(6n+2){--cc: var(--cr-green)}.class-row>:nth-child(6n+3){--cc: var(--cr-orange)}.class-row>:nth-child(6n+4){--cc: var(--cr-purple)}.class-row>:nth-child(6n+5){--cc: var(--cr-pink)}.class-row>:nth-child(6n+6){--cc: var(--cr-teal)}.class-chip b{font-family:var(--font-display);font-size:1.65rem;font-weight:800;line-height:1}.class-chip span{font-size:.66rem;color:var(--ink-2);font-weight:800;text-transform:uppercase;letter-spacing:.1em}.class-chip:hover{background:var(--cc);color:#fff;transform:translateY(-3px) rotate(-2deg);box-shadow:3px 3px 0 var(--navy-900)}.class-chip:hover span{color:#fff}.class-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(156px,1fr));gap:12px}.class-pill{--c: var(--navy-900);display:flex;align-items:center;gap:12px;padding:12px 14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);color:var(--ink);transition:.15s}.class-pill:hover{border-color:var(--navy-900);box-shadow:var(--shadow);color:var(--ink);transform:translateY(-2px)}.class-pill .num{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-weight:800;font-size:1.3rem;background:var(--navy-900);color:#fff;flex:none}.class-pill b{display:block;font-size:.95rem}.class-pill span{font-size:.8rem;color:var(--muted)}.subject-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.subject-tile{--c: var(--navy-600);--bg: var(--navy-50);position:relative;overflow:hidden;display:flex;align-items:center;gap:14px;padding:16px 18px;border-radius:var(--radius);background:#fff;color:var(--ink);border:2px solid var(--navy-900);transition:.18s;box-shadow:3px 3px 0 var(--c)}.subject-tile:hover{color:var(--ink);background:var(--bg);box-shadow:5px 5px 0 var(--c);transform:translate(-2px,-2px)}.subject-tile .ic{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--bg);color:var(--c);flex:none;border:2px dashed var(--c)}.subject-tile b{display:block;font-family:var(--font-display);font-size:1.08rem;font-weight:700;line-height:1.2}.subject-tile span{font-size:.82rem;color:var(--muted);font-weight:600}.subject-tile .arrow{margin-left:auto;color:var(--line-2);transition:.15s}.subject-tile:hover .arrow{color:var(--c);transform:translate(3px)}.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(212px,1fr));gap:26px 22px}.book-card{--c: var(--navy-600);--bg: var(--navy-50);display:flex;flex-direction:column;background:transparent;color:var(--ink);height:100%;transition:.2s ease}.book-card:hover{color:var(--ink)}.book-card .cover-wrap{position:relative;padding:24px 30px 22px;border-radius:var(--radius);border:2px solid var(--navy-900);transition:.2s;overflow:hidden;background-color:var(--bg, var(--navy-50));background-image:radial-gradient(color-mix(in srgb,var(--c) 22%,transparent) 1.2px,transparent 1.4px);background-size:14px 14px}.book-card:hover .cover-wrap{box-shadow:4px 4px 0 var(--navy-900);transform:translate(-2px,-2px)}.book-card .cover{transition:transform .25s ease}.book-card:hover .cover{transform:translateY(-4px) rotate(-2deg)}.book-card .body{padding:14px 4px 4px;display:flex;flex-direction:column;gap:6px;flex:1}.book-card h3{font-family:var(--font);font-size:1rem;margin:0;line-height:1.35;font-weight:800}.book-card:hover h3{color:var(--navy-700)}.book-card .meta{font-size:.8rem;color:var(--muted)}.book-card .subj{display:inline-flex;align-items:center;gap:6px;font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--d, var(--c))}.book-card .subj:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c)}.book-card .foot{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:auto;padding-top:10px}.book-card .ch-count{font-size:.76rem;font-weight:600;color:var(--muted);white-space:nowrap}.price{font-weight:800;color:var(--navy-950);letter-spacing:-.01em}.price s{font-weight:500;color:var(--muted);margin-left:6px;font-size:.85em}.cover{position:relative;aspect-ratio:3 / 4;border-radius:4px 10px 10px 4px;overflow:hidden;box-shadow:0 16px 30px -14px #0a16318c,0 2px 4px #0a16311f,inset 5px 0 #00000024;background:var(--navy-800)}.cover:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(100deg,rgba(255,255,255,.18),transparent 18%,transparent 80%,rgba(0,0,0,.12));pointer-events:none}.cover img{width:100%;height:100%;object-fit:cover}.cover-gen{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;padding:14% 12% 11% 16%;color:#fff}.cover-gen:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;opacity:.14;background-image:radial-gradient(circle at 92% 8%,#fff 0 22%,transparent 23%),repeating-linear-gradient(135deg,rgba(255,255,255,.5) 0 1px,transparent 1px 9px)}.cover-gen .pub{font-size:.56em;font-weight:800;letter-spacing:.14em;text-transform:uppercase;opacity:.85;position:relative}.cover-gen .ttl{font-family:var(--font-display);font-size:1.32em;font-weight:800;line-height:1.05;margin-top:12%;position:relative;text-wrap:balance;letter-spacing:-.01em;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;max-height:4.4em}.cover-gen .ttl.long{font-size:1.08em}.cover-gen .ttl.xl{font-size:.94em}.cover-gen .sub{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.cover-gen .sub{font-size:.66em;opacity:.9;margin-top:7%;position:relative;font-weight:600}.cover-gen .cls{position:relative;margin-top:auto;align-self:flex-start;background:#fff;color:var(--navy-950);font-weight:800;font-size:.7em;padding:4px 10px;border-radius:4px;letter-spacing:.02em}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.feature{position:relative;background:#fff;padding:28px 26px 26px;border:2px solid var(--navy-900);border-radius:var(--radius-lg);transition:.18s;box-shadow:4px 4px 0 var(--fc, var(--cr-yellow))}.feature:nth-child(2){--fc: var(--cr-pink)}.feature:nth-child(3){--fc: var(--cr-green)}.feature:nth-child(4){--fc: var(--cr-purple)}.feature:nth-child(5){--fc: var(--cr-orange)}.feature:nth-child(6){--fc: var(--cr-blue)}.feature:nth-child(odd){transform:rotate(-.6deg)}.feature:nth-child(2n){transform:rotate(.6deg)}.feature:hover{transform:rotate(0) translate(-2px,-2px);box-shadow:6px 6px 0 var(--fc, var(--cr-yellow))}.feature .ic{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;margin-bottom:16px;border:2px solid currentColor}.feature h3{font-size:1.25rem}.feature h3{margin-bottom:8px}.feature p{color:var(--muted);margin:0;font-size:.95rem}.ic-gold{background:var(--amber-50);color:var(--amber-700)}.ic-navy{background:var(--navy-50);color:var(--navy-700)}.ic-green{background:var(--green-50);color:var(--green-600)}.ic-red{background:var(--red-50);color:var(--red-600)}.ic-grape{background:var(--violet-50);color:var(--violet-600)}.ic-orange{background:var(--orange-50);color:var(--orange-600)}.audience-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.audience{position:relative;border-radius:var(--radius-lg);padding:32px 28px;display:flex;flex-direction:column;gap:6px;background:#fff;border:2px solid var(--navy-900);transition:.18s;box-shadow:var(--pop-lg)}.audience:hover{transform:translate(-2px,-2px);box-shadow:7px 7px 0 var(--navy-900)}.audience h3{font-size:1.55rem;margin:10px 0 4px}.audience p{color:var(--ink-2);margin:0}.audience ul{margin:14px 0 22px;padding:0;list-style:none;color:var(--ink-2);display:grid;gap:8px;font-size:.93rem}.audience li{display:flex;gap:10px}.audience li:before{content:"✓";flex:none;color:var(--ac, var(--cr-green));font-weight:900}.audience .btn{margin-top:auto;align-self:flex-start}.audience .ic{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;border:2px solid var(--navy-900)}.aud-blue{background:#eef5ff;--ac: var(--cr-blue)}.aud-blue .ic{background:#fff;color:var(--cr-blue)}.aud-sun{background:#fff6d8;--ac: var(--orange-600)}.aud-sun .ic{background:#fff;color:var(--orange-600)}.aud-mint{background:#e8f8f0;--ac: var(--green-600)}.aud-mint .ic{background:#fff;color:var(--green-600)}.hw-list{display:grid;gap:10px}.hw{display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px solid var(--line)}.hw:last-child{border-bottom:0}.hw .ic{flex:none;width:34px;height:34px;border-radius:10px;display:grid;place-items:center}.hw.done b{color:var(--muted)}.seg{display:inline-flex;border:1px solid var(--line-2);border-radius:12px;padding:4px;gap:3px;margin-bottom:6px;flex-wrap:wrap;background:var(--bg-soft)}.seg-opt{position:relative;display:inline-flex;align-items:center;gap:6px;padding:8px 15px;border-radius:9px;cursor:pointer;font-weight:700;font-size:.92rem;color:var(--ink-2)}.seg-opt input{position:absolute;opacity:0;pointer-events:none}.seg-opt.on{background:#fff;color:var(--navy-950);box-shadow:var(--shadow-sm),0 0 0 1px var(--line)}.seg-opt:focus-within{outline:2px solid var(--amber-500);outline-offset:2px}.link-code{background:var(--amber-50);border:1.5px dashed var(--amber-500);border-radius:var(--radius);padding:16px 18px}.link-code .code{font-size:1.9rem;font-weight:800;letter-spacing:.14em;color:var(--navy-950);font-family:ui-monospace,Consolas,monospace}.child-switch{display:flex;gap:10px;flex-wrap:wrap}.child-switch button{display:inline-flex;align-items:center;gap:10px;padding:7px 16px 7px 7px;border-radius:999px;border:1px solid var(--line-2);background:#fff;font-weight:700;cursor:pointer}.child-switch button.on{border-color:var(--navy-900);background:var(--navy-900);color:#fff}.child-switch .avatar{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--amber-400);color:var(--navy-950);font-weight:800}.notice-card{border-color:var(--amber-400);background:var(--amber-50)}.class-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:12px}.class-card{text-align:left;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;cursor:pointer;font:inherit;color:inherit;transition:.15s}.class-card:hover,.class-card.on{border-color:var(--navy-900);box-shadow:var(--shadow)}.class-card.on{background:var(--navy-50);box-shadow:inset 0 -3px 0 var(--amber-500),var(--shadow)}.class-card b{display:block;font-size:1.1rem;margin-bottom:6px;color:var(--navy-950)}.pct{display:inline-block;min-width:44px;font-weight:800}.pct.low{color:var(--red-600)}.pct.ok{color:var(--green-600)}.split{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}.split-img{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);background:#fff}.split-frame{position:relative}.split-frame:before{content:"";position:absolute;top:26px;right:-22px;bottom:-22px;left:26px;border-radius:var(--radius-lg);background:var(--c, var(--amber-100))}.check-list{list-style:none;padding:0;margin:22px 0 30px;display:grid;gap:12px}.check-list li{display:flex;gap:12px;align-items:flex-start;color:var(--ink-2)}.check-list li:before{content:"✓";flex:none;width:24px;height:24px;border-radius:50%;background:var(--navy-900);color:var(--amber-400);display:grid;place-items:center;font-weight:800;font-size:.74rem;margin-top:1px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:step}.step{position:relative;padding:30px 26px 26px;border-radius:var(--radius-lg);background:#fff;border:2px dashed var(--navy-900)}.step:before{counter-increment:step;content:counter(step);display:grid;place-items:center;width:54px;height:54px;border-radius:50%;font-family:var(--font-display);font-size:1.7rem;font-weight:800;color:var(--navy-950);line-height:1;margin-bottom:16px;background:var(--sc, var(--cr-yellow));border:2px solid var(--navy-900);box-shadow:3px 3px 0 var(--navy-900)}.step:nth-child(2){--sc: var(--cr-pink)}.step:nth-child(3){--sc: #7fe0b8}.step:not(:last-child):after{content:"";position:absolute;top:40px;right:-26px;width:34px;height:20px;z-index:1;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 34 20'%3E%3Cpath d='M2 12c8-8 18-8 26-2M22 5l7 5-8 3' fill='none' stroke='%231d2b53' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat center / contain}.step p{margin:0;color:var(--muted);font-size:.95rem}.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.quote{position:relative;background:#fff;border-radius:4px;padding:30px 26px 24px;border:0;display:flex;flex-direction:column;gap:14px;box-shadow:0 12px 24px -14px #1d2b5373;transform:rotate(-1deg)}.quote:nth-child(2){transform:rotate(1.2deg);background:#fffbe6}.quote:nth-child(3){transform:rotate(-.4deg);background:#f2f7ff}.quote:after{content:"";position:absolute;top:-9px;left:50%;width:70px;height:20px;transform:translate(-50%) rotate(2deg);background:color-mix(in srgb,var(--cr-yellow) 55%,transparent)}.quote:before{content:"“";position:absolute;right:18px;top:4px;font-family:var(--font-display);font-size:4.2rem;line-height:1;color:var(--amber-100)}.quote p{margin:0;color:var(--ink-2);position:relative;font-size:1.02rem}.quote footer{margin-top:auto;font-size:.85rem;color:var(--muted);padding-top:14px;border-top:1px solid var(--line)}.quote footer b{color:var(--ink);display:block}.stars{color:var(--amber-500);letter-spacing:2px}.stars .off{color:#d9dde6}.cta-band{border-radius:26px;padding:56px;color:#fff;display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:center;background:radial-gradient(600px 300px at 30% 0%,rgba(255,255,255,.07),transparent 70%),#1f3b35;border:10px solid #b9864f;box-shadow:inset 0 0 0 2px #00000040,var(--pop-lg);position:relative;overflow:hidden}.cta-band h2{font-family:var(--font-display)}.cta-band .eyebrow{color:var(--cr-yellow)!important}.cta-band>*{position:relative;z-index:1}.cta-band .eyebrow{color:var(--amber-400)}.cta-band h2{color:#fff}.cta-band p{color:#c3cde3}.cta-band img{border-radius:14px;box-shadow:0 30px 60px -24px #000000b3;transform:rotate(4deg);max-height:300px;margin-left:auto}.publishers{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.publisher{padding:14px 26px;border-radius:var(--radius);border:1px solid var(--line);background:#fff;font-weight:800;color:var(--navy-950);font-size:1.02rem;display:flex;align-items:center;gap:10px;transition:.15s;letter-spacing:-.01em}.publisher:hover{border-color:var(--navy-900);color:var(--navy-950);box-shadow:var(--shadow)}.publisher svg{color:var(--amber-600)}.page-head{position:relative;overflow:hidden;color:var(--ink);padding:50px 0 46px;background-color:var(--paper);background-image:linear-gradient(90deg,transparent 0 calc(var(--margin-x) - 1px),var(--margin-line) calc(var(--margin-x) - 1px) calc(var(--margin-x) + 1px),transparent calc(var(--margin-x) + 1px)),repeating-linear-gradient(180deg,transparent 0 31px,var(--rule) 31px 32px);border-bottom:2px solid var(--navy-900)}.page-head .wrap{position:relative;z-index:1}.page-head h1{font-size:clamp(2.1rem,4vw,3.1rem);margin:0;display:inline;background:linear-gradient(transparent 62%,var(--amber-400) 62%,var(--amber-400) 92%,transparent 92%)}.head-doodles{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:0}.head-doodles .dd{position:absolute}.head-doodles .dd-a{width:140px;right:7%;top:30px;transform:rotate(-14deg)}.head-doodles .dd-a2{width:170px;right:5%;top:18px}.head-doodles .dd-a3{width:110px;right:9%;top:30px;transform:rotate(-6deg)}.head-doodles .dd-b{width:30px;right:25%;top:26px;transform:rotate(12deg)}.head-doodles .dd-c{width:28px;right:3%;bottom:22px}.head-doodles .dd-c2{width:56px;right:22%;bottom:14px;transform:rotate(8deg)}.head-doodles .dd-d{width:60px;right:14%;bottom:18px}.page-head p{color:var(--ink-2);margin:12px 0 0;max-width:680px;font-size:1.05rem}.crumbs{font-size:.82rem;color:var(--muted);margin-bottom:14px;display:flex;gap:8px;flex-wrap:wrap;font-weight:600}.crumbs a{color:var(--muted)}.crumbs a:hover{color:var(--navy-950)}.crumbs span:last-child{color:var(--ink-2)}.crumbs.dark,.crumbs.dark a{color:var(--muted)}.shop{display:grid;grid-template-columns:252px minmax(0,1fr);gap:36px;align-items:start}.filters{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:20px}.filters h2{font-family:var(--font);font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.14em;color:var(--muted);margin:20px 0 8px}.filters>div:first-child h2{margin-top:0}.filter-list{display:flex;flex-direction:column;gap:1px;max-height:320px;overflow:auto;scrollbar-width:thin}.filter-list button{display:flex;justify-content:space-between;gap:8px;text-align:left;padding:8px 10px;border-radius:9px;border:0;background:none;cursor:pointer;font-size:.9rem;color:var(--ink-2);font-weight:600}.filter-list button:hover{background:var(--navy-50);color:var(--navy-950)}.filter-list button.on{background:var(--navy-900);color:#fff;font-weight:700}.filter-list button span{color:var(--muted);font-size:.76rem;font-weight:600}.filter-list button.on span{color:var(--amber-400)}.filter-tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.filter-tiles button{height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;font-weight:800;font-size:.95rem;color:var(--navy-950);font-family:inherit;transition:border-color .15s,background .15s}.filter-tiles button.all{grid-column:1 / -1;font-size:.86rem;font-weight:700}.filter-tiles button:hover{border-color:var(--navy-600)}.filter-tiles button.on{background:var(--navy-900);border-color:var(--navy-900);color:#fff}.filter-tiles button.on:not(.all){box-shadow:inset 0 -3px 0 var(--amber-500)}.toolbar{display:flex;gap:12px;align-items:center;margin-bottom:22px;flex-wrap:wrap}.search-box{position:relative;flex:1;min-width:220px}.search-box svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted)}.search-box .input{padding-left:42px}.subject-strip{display:flex;gap:8px;overflow-x:auto;padding:2px 40px 4px 0;margin-bottom:18px;scrollbar-width:none;mask-image:linear-gradient(90deg,#000 calc(100% - 48px),transparent);-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 48px),transparent)}.subject-strip::-webkit-scrollbar{display:none}.class-strip{display:none;margin-bottom:10px}.class-strip button{padding:7px 14px}@media(max-width:860px){.class-strip{display:flex}}.subject-strip button{--c: var(--navy-600);--bg: var(--navy-50);flex:none;display:inline-flex;align-items:center;gap:7px;padding:6px 13px 6px 7px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:700;font-size:.85rem;cursor:pointer}.subject-strip button i{width:22px;height:22px;border-radius:50%;background:var(--bg);color:var(--c);display:grid;place-items:center;font-style:normal}.subject-strip button:hover{border-color:var(--line-2)}.subject-strip button.on{border-color:var(--navy-900);background:var(--navy-900);color:#fff}.pagination{display:flex;gap:6px;justify-content:center;margin-top:40px;flex-wrap:wrap}.pagination button{min-width:40px;height:40px;padding:0 12px;border-radius:10px;border:1px solid var(--line-2);background:#fff;cursor:pointer;font-weight:700}.pagination button:hover:not(:disabled){border-color:var(--navy-900)}.pagination button.on{background:var(--navy-900);border-color:var(--navy-900);color:#fff}.pagination button:disabled{opacity:.4;cursor:default}.filters-toggle{display:none}.detail{display:grid;grid-template-columns:360px minmax(0,1fr);gap:64px;align-items:start}.detail>*{min-width:0}.detail-cover{position:sticky;top:100px;padding:40px;border-radius:var(--radius-lg);background:var(--bg-soft);border:1px solid var(--line)}.detail-cover .cover{font-size:22px}.detail h1{font-size:clamp(2rem,3.2vw,2.7rem);margin-bottom:10px}.detail .by{color:var(--muted);margin-bottom:18px}.plans{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin:22px 0}.plan{border:1.5px solid var(--line-2);border-radius:var(--radius);padding:16px;cursor:pointer;background:#fff;text-align:left;transition:.15s}.plan:hover{border-color:var(--navy-500)}.plan.on{border-color:var(--navy-900);background:var(--navy-50);box-shadow:0 0 0 3px var(--navy-100)}.plan .t{font-size:.74rem;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}.plan .p{font-size:1.7rem;font-weight:800;letter-spacing:-.03em;color:var(--navy-950)}.buy-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow)}.includes{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:12px;margin:22px 0 0;padding-top:20px;border-top:1px dashed var(--line-2)}.include{display:flex;gap:10px;align-items:center;font-size:.88rem;font-weight:700;color:var(--ink-2)}.include .ic{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;flex:none}.tabs{display:flex;gap:4px;margin:40px 0 24px;overflow-x:auto;overflow-y:hidden;border-bottom:1px solid var(--line)}.tabs button{position:relative;padding:12px 16px;border:0;background:none;cursor:pointer;font-weight:700;color:var(--muted);white-space:nowrap;transition:.15s}.tabs button:hover,.tabs button.on{color:var(--navy-950)}.tabs button.on:after{content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;background:var(--amber-500);border-radius:2px}.prose{color:var(--ink-2);white-space:pre-line}.feat-list{display:grid;gap:12px}.feat-list div{padding:14px 18px;border-radius:var(--radius-sm);background:var(--bg-warm);border-left:3px solid var(--amber-500)}.feat-list b{color:var(--navy-950)}.chapter-list{border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:#fff}.chapter{display:flex;align-items:center;gap:14px;padding:14px 18px;border-bottom:1px solid var(--line);background:#fff;transition:background .12s}.chapter:hover{background:var(--bg-soft)}.chapter:last-child{border-bottom:0}.chapter .n{width:34px;height:34px;border-radius:10px;background:var(--navy-50);color:var(--navy-700);font-weight:800;display:grid;place-items:center;flex:none;font-size:.86rem}.chapter .name{flex:1;font-weight:650;min-width:0}.chapter .name small{display:block;font-weight:500;color:var(--muted);font-size:.8rem}.chapter .acts{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.lock{color:var(--muted);display:inline-flex;align-items:center;gap:6px;font-size:.82rem}.reader-head{position:relative;overflow:hidden;display:flex;gap:24px;align-items:center;flex-wrap:wrap;background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px 26px}.reader-head:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--c, var(--navy-900))}.reader-head>*{position:relative;z-index:1}.reader-head .grow{min-width:200px}.reader-head h1{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:8px}.reader-head .chip{background:#fff}.reader-head .subj-chip{color:var(--d, var(--c));border-color:var(--line)}.reader-head .cover{width:92px;flex:none;font-size:9px}.chapter-list .chapter .n{background:var(--bg, var(--navy-50));color:var(--d, var(--navy-700))}.soon{font-size:.74rem;font-weight:700;color:var(--amber-700);background:var(--amber-50);border:1px dashed var(--amber-400);padding:3px 10px;border-radius:999px;white-space:nowrap}.quiz-card{max-width:760px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow)}.progress{height:8px;border-radius:999px;background:var(--navy-50);overflow:hidden;margin-bottom:26px}.progress span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--navy-900),var(--amber-500));transition:width .3s}.q-text{font-size:1.3rem;font-weight:750;color:var(--navy-950);margin-bottom:18px;letter-spacing:-.01em}.q-img{max-height:280px;border-radius:10px;border:1px solid var(--line);margin-bottom:16px;background:#fff}.options{display:grid;gap:10px}.option{display:flex;align-items:center;gap:14px;text-align:left;padding:14px 16px;border-radius:var(--radius);border:1.5px solid var(--line-2);background:#fff;cursor:pointer;font-weight:600;transition:.12s}.option:hover:not(:disabled){border-color:var(--navy-900);background:var(--navy-50)}.option .key{width:30px;height:30px;border-radius:8px;background:var(--navy-50);display:grid;place-items:center;font-weight:800;flex:none;color:var(--navy-700)}.option.right{border-color:var(--green-600);background:var(--green-50)}.option.right .key{background:var(--green-600);color:#fff}.option.wrong{border-color:var(--red-600);background:var(--red-50)}.option.wrong .key{background:var(--red-600);color:#fff}.option img{max-height:90px}.score-ring{width:156px;height:156px;border-radius:50%;display:grid;place-items:center;margin:0 auto 18px;background:conic-gradient(var(--amber-500) calc(var(--p) * 1%),var(--navy-50) 0)}.score-ring div{width:124px;height:124px;border-radius:50%;background:#fff;display:grid;place-items:center;font-size:2.1rem;font-weight:800;letter-spacing:-.03em;color:var(--navy-950)}.level-pick{display:flex;gap:8px;flex-wrap:wrap}.level-pick button{padding:9px 18px;border-radius:10px;border:1.5px solid var(--line-2);background:#fff;font-weight:700;cursor:pointer}.level-pick button.on{background:var(--navy-900);color:#fff;border-color:var(--navy-900)}.bank-section{margin-bottom:28px}.bank-section h3{padding-bottom:8px;border-bottom:2px solid var(--amber-100)}.bank-q{display:flex;gap:14px;padding:10px 0;border-bottom:1px dashed var(--line)}.bank-q .no{font-weight:800;color:var(--navy-700);min-width:28px}.bank-q .mk{margin-left:auto;font-size:.8rem;color:var(--muted);white-space:nowrap}.viewer{width:100%;height:calc(100vh - 220px);min-height:520px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px}.auth-wrap{max-width:460px;margin:0 auto}.auth-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow-lg)}.auth-card:before{content:"";position:absolute;left:0;right:0;top:0;height:4px;border-radius:var(--radius-lg) var(--radius-lg) 0 0;background:linear-gradient(90deg,var(--navy-900),var(--navy-600) 60%,var(--amber-500))}.auth-section{background:linear-gradient(180deg,var(--bg-soft),#fff 70%)}.auth-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,480px);max-width:980px;margin:0 auto;align-items:stretch}.auth-split .auth-card{border-radius:0 var(--radius-lg) var(--radius-lg) 0}.auth-split .auth-card:before{border-radius:0 var(--radius-lg) 0 0}.auth-aside{position:relative;overflow:hidden;color:#c9d4ea;padding:56px 40px 44px;border-radius:var(--radius-lg) 0 0 var(--radius-lg);background:radial-gradient(120% 80% at 100% 0%,var(--navy-700),transparent 60%),var(--navy-950);display:flex;flex-direction:column;justify-content:flex-start}.auth-aside:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;opacity:.5;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:34px 34px;mask-image:linear-gradient(180deg,transparent,#000);-webkit-mask-image:linear-gradient(180deg,transparent,#000)}.auth-aside .eyebrow{color:var(--amber-400);position:relative;z-index:1}.auth-quote{position:relative;z-index:1;font-size:1.85rem;line-height:1.15;font-weight:800;letter-spacing:-.03em;color:#fff;margin:14px 0 26px}.auth-quote .hl{font-family:var(--font-serif);font-style:italic;font-weight:500;color:var(--amber-400);letter-spacing:-.01em}.auth-aside ul{position:relative;z-index:1;list-style:none;padding:0;margin:0;display:grid;gap:12px;font-size:.95rem}.auth-aside li{display:flex;gap:10px;align-items:center}.auth-aside li:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--amber-500);flex:none;box-shadow:0 0 0 4px #f2a5162e}@media(max-width:860px){.auth-split{grid-template-columns:minmax(0,1fr);max-width:480px}.auth-aside{display:none}.auth-split .auth-card,.auth-split .auth-card:before{border-radius:var(--radius-lg) var(--radius-lg) 0 0}.auth-split .auth-card{border-radius:var(--radius-lg)}}.cart-item{display:flex;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.cart-item .cover{width:66px;flex:none;font-size:7px}.cart-price{text-align:right}@media(max-width:520px){.cart-item{flex-wrap:wrap;align-items:flex-start;gap:12px 14px}.cart-item>.grow{flex:1 1 0;min-width:0}.cart-price{flex-basis:100%;display:flex;align-items:baseline;gap:10px;justify-content:flex-end}.cart-item .cover{width:54px}.cart-item .cart-set{width:76px}}.summary{position:sticky;top:100px}.two-col{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:36px;align-items:start}.two-col.side-300{grid-template-columns:minmax(0,1fr) 300px}.two-col.halves{grid-template-columns:repeat(2,minmax(0,1fr))}.lib-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}.lib-item{display:flex;gap:16px;padding:16px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.15s}a.lib-item:hover{border-color:var(--line-2);box-shadow:var(--shadow)}.lib-item .cover{width:72px;flex:none;font-size:7px}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}table.table{width:100%;border-collapse:collapse;font-size:.9rem}.table th{text-align:left;font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);background:var(--bg-soft);padding:12px;white-space:nowrap;font-weight:800;border-bottom:1px solid var(--line)}.table td{padding:12px;border-top:1px solid var(--line);vertical-align:top}.table tr:first-child td{border-top:0}.table td.row-actions{white-space:nowrap;width:1%}.table td.wrap-any{max-width:230px;overflow-wrap:anywhere}.table td.row-actions>.btn,.table td.row-actions>select{display:flex;width:100%;justify-content:center;margin:0 0 6px}.table tr:hover td{background:#fafbfd}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:start}.info-item{display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line)}.info-item .ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;flex:none}.admin{display:grid;grid-template-columns:248px minmax(0,1fr);min-height:100vh;background:var(--bg-soft)}.admin-side{background:var(--navy-950);color:#c3cde3;padding:22px 14px;position:sticky;top:0;height:100vh;overflow-y:auto}.admin-side .logo{color:#fff;margin:0 8px 26px}.admin-side .logo-word b{color:var(--amber-400)}.admin-side nav{display:grid;gap:2px}.admin-side nav a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:10px;color:#c3cde3;font-weight:600;font-size:.91rem}.admin-side nav a:hover{background:#ffffff12;color:#fff}.admin-side nav a.active{background:#f2a51624;color:var(--amber-400)}.admin-side .side-foot{margin-top:28px;padding:14px 12px 0;border-top:1px solid rgba(255,255,255,.1);font-size:.85rem;display:grid;gap:8px}.admin-side .side-foot a,.admin-side .side-foot button{color:#fff;background:none;border:0;padding:0;text-align:left;cursor:pointer;font-weight:600}.admin-side .side-foot a:hover,.admin-side .side-foot button:hover{color:var(--amber-400)}.admin-main{padding:30px 34px 60px;min-width:0}.admin-main h1{font-size:1.7rem;margin:0}.admin-top{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:22px;flex-wrap:wrap}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px;margin-bottom:26px}.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;position:relative;overflow:hidden}.stat:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--navy-900)}.stat:nth-child(4n+2):before{background:var(--amber-500)}.stat:nth-child(4n+3):before{background:var(--green-600)}.stat:nth-child(4n+4):before{background:var(--violet-600)}.stat span{font-size:.78rem;color:var(--muted);font-weight:700}.stat b{display:block;font-size:1.75rem;font-weight:800;letter-spacing:-.03em;color:var(--navy-950)}.thumb{width:40px;font-size:4px}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a16318c;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:100;display:grid;place-items:center;padding:20px}.modal{background:#fff;border-radius:var(--radius-lg);width:100%;max-width:680px;max-height:calc(100vh - 40px);overflow:auto;padding:28px;box-shadow:var(--shadow-lg)}.upload-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:.85rem}.file-ok{color:var(--green-600);font-weight:700}.file-missing{color:var(--muted)}.dash-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:28px}.dash-stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;display:flex;gap:14px;align-items:center}.dash-stat .ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;flex:none}.dash-stat b{display:block;font-size:1.55rem;font-weight:800;letter-spacing:-.03em;color:var(--navy-950);line-height:1.1}.dash-stat span{font-size:.8rem;color:var(--muted);font-weight:700}.dash-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:24px;align-items:start}.dash-grid h3{display:flex;align-items:center;gap:8px}.continue{display:flex;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}.continue:last-child{border-bottom:0}.continue .cover{width:50px;flex:none;font-size:5px}.bar{height:8px;border-radius:99px;background:var(--navy-50);overflow:hidden}.bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--navy-900),var(--green-600))}.attempt{display:grid;grid-template-columns:1fr 90px;gap:6px 14px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:.9rem}.attempt:last-child{border-bottom:0}.school-badge{display:inline-flex;align-items:center;gap:8px;background:var(--green-50);color:var(--green-700);font-weight:700;padding:6px 14px;border-radius:99px;font-size:.85rem}.lib-section+.lib-section{margin-top:36px}.lib-section h3{margin-bottom:14px}.coupon-row{display:flex;gap:8px;margin-top:14px}.coupon-row .input{text-transform:uppercase}.sum-line{display:flex;justify-content:space-between;font-size:.9rem;margin:4px 0}.receipt{max-width:760px;margin:0 auto}.receipt-head{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-bottom:2px solid var(--navy-900);padding-bottom:16px;margin-bottom:18px}.receipt table{width:100%;border-collapse:collapse}.receipt td,.receipt th{padding:10px 6px;border-bottom:1px solid var(--line);text-align:left}.receipt .num{text-align:right;white-space:nowrap}.faq{max-width:860px;margin:0 auto}.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:0 22px;margin-bottom:10px;transition:border-color .15s,box-shadow .15s}.faq details[open]{box-shadow:var(--shadow);border-color:var(--line-2)}.faq summary{cursor:pointer;font-weight:700;padding:18px 40px 18px 0;list-style:none;position:relative;color:var(--navy-950)}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);width:28px;height:28px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line-2);font-size:1.1rem;color:var(--navy-950);font-weight:600;transition:.15s}.faq details[open] summary:after{content:"–";background:var(--navy-900);border-color:var(--navy-900);color:#fff}.faq details>div{padding:0 0 18px;color:var(--ink-2)}.faq-cat{margin:36px 0 14px;font-size:.78rem;text-transform:uppercase;letter-spacing:.14em;color:var(--amber-700)}.legal{max-width:800px;margin:0 auto}.legal h2{font-size:1.35rem;margin-top:2em}.legal li{margin-bottom:.4em}.legal .updated{color:var(--muted);font-size:.9rem}.code-box{display:flex;gap:10px;flex-wrap:wrap}.code-box .input{flex:1;min-width:180px;text-transform:uppercase;letter-spacing:.12em;font-weight:800}.school-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.school-steps .step-n{width:40px;height:40px;border-radius:50%;background:var(--navy-900);color:var(--amber-400);display:grid;place-items:center;font-weight:800;margin-bottom:14px}.wa-float{position:fixed;right:20px;bottom:20px;z-index:60;width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;display:grid;place-items:center;box-shadow:var(--shadow-lg);transition:transform .2s}.wa-float:hover{transform:scale(1.06);color:#fff}@media print{.topbar,.header,.footer,.no-print,.wa-float,.page-head{display:none!important}.card{border:0;padding:0}.section{padding:0}body{font-size:12pt}}@media(max-width:1024px){.hero .wrap{grid-template-columns:1fr;gap:24px;padding-top:64px;padding-bottom:84px}.hero-visual{min-height:360px}.cover-fan{height:360px;max-width:420px}.feature-grid,.quote-grid{grid-template-columns:repeat(2,1fr)}.subject-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.class-row{grid-template-columns:repeat(6,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}.detail{grid-template-columns:280px minmax(0,1fr);gap:36px}.two-col,.two-col.halves,.dash-grid{grid-template-columns:minmax(0,1fr)}.dash-stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:940px){.nav{display:none;position:absolute;top:74px;left:0;right:0;background:#fff;flex-direction:column;padding:10px 16px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);margin:0}.nav.open{display:flex}.nav a{padding:12px 14px}.nav a.active:after{left:0;right:auto;top:12px;bottom:12px;width:3px;height:auto}.menu-toggle{display:inline-grid}}@media(max-width:860px){.split,.contact-grid,.cta-band{grid-template-columns:1fr}.split{gap:44px}.cta-band{padding:38px 26px}.cta-band img{margin:0 auto;max-height:220px}.steps,.school-steps,.audience-grid{grid-template-columns:1fr}.hero-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.shop{grid-template-columns:minmax(0,1fr)}.filters{position:static;display:none}.filters.open{display:block}.filters-toggle{display:inline-flex}.detail{grid-template-columns:minmax(0,1fr)}.detail-cover{position:static;max-width:300px;margin:0 auto;width:100%;padding:30px}.admin,.two-col.side-300{grid-template-columns:minmax(0,1fr)}.admin-side{position:static;height:auto}.admin-side nav{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.admin-main{padding:20px 16px 48px}.topbar .hide-sm{display:none}}@media(max-width:600px){.wrap{padding:0 16px}.section{padding:60px 0}.feature-grid,.quote-grid,.form-grid{grid-template-columns:1fr}.subject-grid{grid-template-columns:1fr;gap:10px}.subject-tile{padding:14px}.class-band{margin-top:-34px}.class-band .inner{padding:16px}.class-row{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.class-chip{padding:10px 2px}.class-chip b{font-size:1.15rem}.class-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.class-pill{padding:10px 12px;gap:10px}.class-pill .num{width:40px;height:40px;font-size:1.2rem}.footer-grid{grid-template-columns:1fr 1fr;gap:32px 20px}.footer-grid>div:first-child{grid-column:1 / -1}.book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 12px}.book-card .cover-wrap{padding:16px 18px 14px}.book-card .body{padding:10px 2px 2px}.book-card h3{font-size:.9rem}.book-card .cover{font-size:10.5px}.book-card .foot{flex-wrap:wrap;gap:2px 8px}.feature{display:grid;grid-template-columns:44px minmax(0,1fr);gap:2px 14px;padding:20px;align-items:start}.feature .ic{grid-row:span 2;width:44px;height:44px;margin:0}.feature h3{margin:2px 0}.audience{padding:26px 22px}.detail-cover{max-width:210px;padding:20px 24px}.detail-cover .cover{font-size:13px}.detail h1{font-size:1.8rem}.hero .wrap{padding-top:44px;padding-bottom:72px}.hero h1{font-size:2.35rem}.hero-search{flex-wrap:nowrap}.hero-search .btn{padding:10px 14px}.hero-trust{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 22px;margin-top:28px}.hero-trust b{font-size:1.3rem}.hero-visual{min-height:290px}.cover-fan{height:290px}.cover-fan .cover{font-size:11px}.float-card{font-size:.76rem;padding:8px 11px;gap:9px}.float-card .dot{width:30px;height:30px}.float-card.one{left:0;bottom:0}.float-card.two{right:0;top:0}.hero-stats{gap:10px}.hero-stats>div{padding:12px 14px}.hero-stats b{font-size:1.35rem}.header .wrap{gap:12px;height:66px}.nav{top:66px}.logo{gap:8px}.logo-word{font-size:1.15rem}.logo svg{width:32px;height:32px}.icon-btn{width:40px;height:40px;border-radius:11px}.header-actions{gap:6px}.header-actions .btn{display:none}.header-actions .login-icon{display:grid}.quiz-card,.auth-card{padding:26px 20px}.chapter{flex-wrap:wrap}.chapter .acts{width:100%;justify-content:flex-start;padding-left:48px}.split-frame:before{top:14px;right:-8px;bottom:-10px;left:14px}.cta-band{border-radius:var(--radius-lg)}}.res-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:18px}.res-stats>div{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px}.res-stats b{display:block;font-size:1.6rem;font-weight:800;letter-spacing:-.03em;color:var(--navy-950);line-height:1.1}.res-stats span{font-size:.8rem;font-weight:700;color:var(--muted)}.res-notice{display:flex;gap:12px;align-items:flex-start;margin-bottom:20px}.res-notice svg{flex:none;margin-top:1px}.res-notice a{color:inherit;font-weight:700;text-decoration:underline}.res-filters{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:16px;display:grid;gap:14px}.res-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.res-row-2{gap:12px}.res-row-2 .seg{margin:0}.res-pill{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;border:1px solid var(--line-2);background:#fff;font:inherit;font-weight:700;font-size:.9rem;color:var(--ink);cursor:pointer}.res-pill span{font-size:.74rem;background:var(--bg-soft);color:var(--muted);border-radius:999px;padding:1px 8px}.res-pill:hover{border-color:var(--navy-900)}.res-pill.on{background:var(--navy-900);border-color:var(--navy-900);color:#fff}.res-pill.on span{background:#ffffff29;color:var(--amber-400)}.res-pill:focus-visible{outline:2px solid var(--amber-500);outline-offset:2px}.res-n{font-size:.74rem;opacity:.75}.res-select{width:auto;min-width:170px}.res-row-2 .search-box{min-width:200px}.res-summary{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:18px 2px 4px;color:var(--muted);font-weight:600;font-size:.92rem;min-height:34px}.res-class{margin-top:30px}.res-class h2{display:flex;align-items:center;gap:12px;font-size:1.4rem;margin:0 0 14px}.res-class h2 small{font-family:var(--font);font-size:.8rem;font-weight:700;color:var(--muted);letter-spacing:0}.res-class-num{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:var(--navy-900);color:var(--amber-400);font-size:1.1rem}.res-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:start}.res-book{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column}.res-book-head{display:flex;gap:14px;align-items:flex-start;padding:18px 20px 14px;border-bottom:1px solid var(--line);box-shadow:inset 0 3px 0 var(--c);background:#fff}.res-book-head h3{font-size:1.08rem;margin:0 0 8px;line-height:1.3}.res-book-ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--bg);color:var(--c);flex:none}.res-meta{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.res-subj{background:var(--bg);color:var(--d);border-color:transparent}.res-chapters{list-style:none;margin:0;padding:6px 0}.res-ch{display:grid;grid-template-columns:30px minmax(0,1fr);gap:6px 12px;align-items:center;padding:11px 20px}.res-ch+.res-ch{border-top:1px solid var(--line)}.res-no{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;background:var(--bg);color:var(--d);font-weight:800;font-size:.84rem}.res-ch-title{font-weight:600;line-height:1.35;font-size:.95rem}.res-acts{grid-column:2;display:flex;gap:6px;flex-wrap:wrap}.res-btn{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:8px;border:1.5px solid var(--c);color:var(--d);background:#fff;font-weight:700;font-size:.82rem;white-space:nowrap}.res-btn:hover{background:var(--c);color:#fff}.res-btn.off{border:1.5px dashed var(--line-2);color:var(--muted);cursor:default}.res-btn.off:hover{background:#fff;color:var(--muted)}.res-btn em{font-style:normal;font-size:.66rem;text-transform:uppercase;letter-spacing:.06em;background:var(--bg-soft);border-radius:999px;padding:1px 6px}.res-book-foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 20px;border-top:1px solid var(--line);background:var(--bg-soft)}@media(max-width:960px){.res-grid{grid-template-columns:minmax(0,1fr)}}@media(max-width:600px){.res-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.res-stats>div{padding:10px 14px}.res-stats b{font-size:1.35rem}.res-filters{padding:12px}.res-row:first-child{flex-wrap:nowrap;overflow-x:auto;margin:0 -12px;padding:2px 12px 4px;scrollbar-width:none}.res-pill{flex:none}.res-row-2>:not(.sr-only){width:100%}.res-row-2 .seg{display:flex;flex-wrap:nowrap}.res-row-2 .seg-opt{flex:1 1 auto;justify-content:center;padding:8px;gap:4px;font-size:.86rem}.res-row-2 .seg-opt svg,.res-n{display:none}.res-select{width:100%}.res-ch{padding:10px 14px;gap:8px 10px}.res-acts{grid-column:1 / -1;flex-wrap:nowrap}.res-btn{flex:1 1 0;min-width:0;justify-content:center;padding:6px 8px;gap:5px;font-size:.8rem}.res-btn em{font-size:.6rem;padding:1px 5px}.res-book-head{padding:16px 16px 12px}.res-book-foot{padding:12px 16px;flex-wrap:wrap}}.hand-note{font-family:var(--font-hand);font-size:1.35rem;font-weight:700;color:var(--cr-red);margin-left:10px;display:inline-block;transform:rotate(-4deg)}.has-doodles{position:relative;overflow:hidden}.has-doodles>.wrap{position:relative;z-index:1}.sec-doodle{position:absolute;pointer-events:none;z-index:0}.sd-tr{width:70px;right:5%;top:40px;--r: 10deg}.sd-tr2{width:64px;right:6%;top:50px;--r: 18deg}.sd-tr3{width:150px;right:4%;top:60px;transform:rotate(-12deg)}.sd-bl{width:120px;left:2%;bottom:26px;transform:rotate(-18deg)}.sd-tl{width:46px;left:8%;top:70px;--r: -10deg}.seo-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}.seo-copy p{color:var(--ink-2);font-size:1.05rem}.seo-links{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:22px;font-size:.92rem}.seo-links b{margin-right:4px}.seo-links a{padding:4px 12px;border-radius:999px;border:1.5px dashed var(--navy-600);font-weight:700;color:var(--navy-700)}.seo-links a:hover{background:var(--navy-900);border-style:solid;border-color:var(--navy-900);color:#fff}.notebook-card{position:relative;padding:34px 30px 30px 54px;border:2px solid var(--navy-900);border-radius:6px 22px 22px 6px;box-shadow:var(--pop-lg);background-color:#fff;background-image:linear-gradient(90deg,transparent 0 37px,var(--margin-line) 37px 39px,transparent 39px),repeating-linear-gradient(180deg,transparent 0 33px,var(--rule) 33px 34px);transform:rotate(1deg)}.notebook-card:before{content:"";position:absolute;left:10px;top:18px;bottom:18px;width:12px;background:radial-gradient(circle,var(--paper-2) 0 4px,var(--navy-900) 4px 5.5px,transparent 6px) center top / 12px 34px repeat-y}.notebook-card h3{font-size:1.5rem;margin-bottom:14px}.notebook-card ul{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:8px;line-height:1.6}.notebook-card li span{font-weight:800;background:linear-gradient(transparent 55%,var(--m) 55%,var(--m) 92%,transparent 92%)}.nb-doodle{position:absolute;width:92px;right:-18px;top:-34px;transform:rotate(8deg)}.nb-arrow{position:absolute;width:64px;right:40px;bottom:26px;transform:rotate(10deg)}.soft{background:var(--paper-2)}.card{border:1.5px solid var(--line-2)}.chip{border-width:1.5px}.logo-word{font-family:var(--font-display);font-weight:800;letter-spacing:-.01em;font-size:1.45rem}.tabs button.on,.tabs button[aria-selected=true]{color:var(--navy-950)}.input,.select,.textarea{border-color:#cfc8b4}.input:focus,.select:focus,.textarea:focus{border-color:var(--navy-900);box-shadow:0 0 0 4px var(--amber-100)}@media(max-width:1024px){.hero .doodle-layer .d-pencil,.hero .doodle-layer .d-bulb,.hero .doodle-layer .d-scribble,.hero .doodle-layer .d-squiggle{display:none}.seo-grid{grid-template-columns:1fr;gap:40px}.feature:nth-child(n){transform:none}}@media(max-width:860px){.step:not(:last-child):after{display:none}.sec-doodle{opacity:.5}.head-doodles .dd-a,.head-doodles .dd-a2,.head-doodles .dd-a3,.head-doodles .dd-c2{display:none}}@media(max-width:600px){.hero .doodle-layer .d-plane{width:110px;top:6px;right:-10px}.hero .doodle-layer .d-atom{display:none}.hero-trust>div{padding:8px}.class-chip b{font-size:1.35rem}.hand-note{display:block;margin:4px 0 0;font-size:1.2rem}.sec-doodle,.nb-arrow{display:none}.notebook-card{padding:28px 20px 24px 44px;transform:none}.nb-doodle{width:70px;right:-6px;top:-28px}.cta-band{border-width:7px}.head-doodles .dd-d{display:none}}.nav{align-items:center}.nav a,.nav-top{white-space:nowrap}@media(min-width:941px)and (max-width:1100px){.nav{margin-left:0}.nav a,.nav-top{padding-left:8px;padding-right:8px;font-size:.92rem}.nav-top{padding-right:6px}}@media(min-width:941px)and (max-width:1000px){.nav a,.nav-top{padding-left:5px;padding-right:5px;font-size:.86rem}.nav-top{gap:2px}}.nav-menu{position:relative}.nav-top{display:inline-flex;align-items:center;gap:4px;padding:9px 11px 9px 13px;border-radius:12px;border:0;background:none;cursor:pointer;color:var(--ink-2);font-weight:700;font-size:.97rem;position:relative}.nav-top svg{transition:transform .2s}.nav-menu.open .nav-top svg{transform:rotate(180deg)}.nav-top:hover,.nav-menu.open .nav-top{color:var(--navy-950);background:var(--amber-50)}.nav-top.active{color:var(--navy-950);font-weight:800}.nav-top.active:after{content:"";position:absolute;left:10px;right:24px;bottom:0;height:8px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 60 8' preserveAspectRatio='none'%3E%3Cpath d='M2 5c8-4 12 3 20 0s12 3 20 0 12 2 16-1' fill='none' stroke='%23ff8c42' stroke-width='2.6' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat center / 100% 100%}.nav-panel{position:absolute;left:0;top:calc(100% + 12px);z-index:60;min-width:280px;padding:18px;background:#fff;border:2px solid var(--navy-900);border-radius:18px;box-shadow:var(--pop-lg)}.nav-panel:before{content:"";position:absolute;left:0;right:0;top:-16px;height:16px}.nav-panel.wide{width:min(760px,calc(100vw - 48px))}.nav-cols{display:grid;grid-template-columns:1.15fr 1fr .9fr;gap:22px}.nav-h{font-family:var(--font-hand);font-size:1.35rem;font-weight:700;color:#c2306a;margin:0 0 8px;line-height:1}.nav-classes{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}.nav-classes a{--cc: var(--cr-blue);display:flex;flex-direction:column;align-items:center;padding:6px 2px 5px;border-radius:12px;border:2px solid var(--cc);background:color-mix(in srgb,var(--cc) 10%,#fff);font-family:var(--font-display);font-weight:800;font-size:1.25rem;line-height:1;color:var(--navy-950)}.nav-classes a small{font-family:var(--font);font-size:.58rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);margin-bottom:2px}.nav-classes a:nth-child(6n+2){--cc: var(--cr-green)}.nav-classes a:nth-child(6n+3){--cc: var(--cr-orange)}.nav-classes a:nth-child(6n+4){--cc: var(--cr-purple)}.nav-classes a:nth-child(6n+5){--cc: var(--cr-pink)}.nav-classes a:nth-child(6n+6){--cc: var(--cr-teal)}.nav-classes a:hover{background:var(--cc);color:#fff}.nav-classes a:hover small{color:#fff}.nav .nav-panel a{padding:0;border-radius:0;font-weight:700}.nav .nav-panel a:hover{background:none}.nav .nav-panel .nav-classes a{padding:6px 2px 5px;border-radius:12px}.nav .nav-panel .nav-classes a:hover{background:var(--cc)}.nav-list{list-style:none;margin:0;padding:0;display:grid;gap:2px}.nav .nav-list a{display:block;padding:6px 8px;border-radius:9px;color:var(--ink);font-weight:700;font-size:.93rem}.nav .nav-list a:hover{background:var(--amber-50);color:var(--navy-950)}.nav .nav-help a{display:flex;gap:12px;align-items:flex-start;padding:9px 10px}.nav-help svg{flex:none;margin-top:3px;color:var(--navy-600)}.nav-help b{display:block;color:var(--navy-950)}.nav-help small{display:block;color:var(--muted);font-weight:600;font-size:.8rem}.nav .nav-panel-all{display:inline-flex;align-items:center;gap:6px;margin-top:14px;padding-top:12px;border-top:1.5px dashed var(--line-2);width:100%;color:var(--navy-600);font-weight:800}.nav-contact{display:none}.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:36px}.footer-classes{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:14px}.footer-hand{font-family:var(--font-hand);font-size:1.6rem;color:var(--cr-yellow);margin:6px 0 0;transform:rotate(-3deg);display:inline-block}.footer .fd{position:absolute}.footer .fd-1{width:140px;right:6%;top:40px;transform:rotate(-20deg)}.footer .fd-2{width:34px;left:44%;top:30px}.footer .fd-3{width:48px;right:30%;bottom:40px;transform:rotate(25deg)}.footer .fd-4{width:28px;left:4%;bottom:60px}.footer>.wrap{position:relative;z-index:1}@media(max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr 1fr}.footer-grid>div:first-child{grid-column:1 / -1}}@media(max-width:940px){.nav{max-height:calc(100vh - 80px);overflow-y:auto}.nav-menu{width:100%}.nav-top{width:100%;justify-content:space-between;padding:12px 14px}.nav-top.active:after{left:0;right:auto;top:12px;bottom:12px;width:3px;height:auto;background:var(--cr-orange)}.nav-panel,.nav-panel.wide{position:static;width:auto;min-width:0;border:0;box-shadow:none;padding:4px 6px 14px 14px;border-radius:0}.nav-cols{grid-template-columns:1fr;gap:14px}.nav-classes{grid-template-columns:repeat(6,1fr)}.nav-contact{display:block}}@media(max-width:600px){.footer-grid{grid-template-columns:1fr 1fr}.nav-classes{grid-template-columns:repeat(4,1fr)}.footer .fd-1,.footer .fd-3{display:none}}.help-top{padding-bottom:8px}.help-search{display:flex;align-items:center;gap:12px;max-width:760px;margin:0 auto;padding:8px 10px 8px 20px;background:#fff;border:2px solid var(--navy-900);border-radius:999px;box-shadow:var(--pop-lg);color:var(--navy-600)}.help-search input{flex:1;min-width:0;border:0;outline:0;font:inherit;font-size:1.08rem;padding:12px 4px;background:none;color:var(--ink)}.help-search:focus-within{box-shadow:5px 5px 0 var(--cr-yellow)}.help-search .link-btn{padding:8px 14px}.topic-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin-top:34px}.topic-card{display:flex;flex-direction:column;align-items:flex-start;gap:4px;padding:18px 16px;border-radius:18px;color:var(--navy-950);border:2px solid var(--navy-900);background:color-mix(in srgb,var(--c) 12%,#fff);box-shadow:4px 4px 0 var(--c);transition:transform .15s,box-shadow .15s}.topic-card:nth-child(odd){transform:rotate(-.7deg)}.topic-card:nth-child(2n){transform:rotate(.7deg)}.topic-card:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--c);color:var(--navy-950)}.topic-card .ic{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:#fff;border:2px solid var(--navy-900);color:var(--c);margin-bottom:8px}.topic-card b{font-family:var(--font-display);font-size:1.12rem;line-height:1.2}.topic-card small{color:var(--ink-2);font-weight:700}.help-body{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}.help-body .faq{max-width:none}.faq-topic{scroll-margin-top:100px}.faq-topic+.faq-topic{margin-top:10px}.faq-topic .faq-cat,.faq-cat{display:flex;align-items:center;gap:10px;font-family:var(--font-display);text-transform:none;letter-spacing:0;font-size:1.45rem;color:var(--navy-950);margin:30px 0 14px}.faq-topic:first-child .faq-cat{margin-top:0}.faq-cat .ic{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--c, var(--cr-yellow));color:#fff;border:2px solid var(--navy-900);flex:none}.faq details{border:2px solid var(--navy-900);border-radius:16px;box-shadow:3px 3px color-mix(in srgb,var(--c, var(--navy-900)) 70%,transparent)}.faq details[open]{box-shadow:4px 4px 0 var(--c, var(--cr-yellow));border-color:var(--navy-900)}.faq summary:after{border:2px solid var(--navy-900);font-weight:800}.faq details[open] summary:after{background:var(--c, var(--cr-yellow));border-color:var(--navy-900);color:var(--navy-950)}.faq details>div{line-height:1.65}.faq details>div a{font-weight:700;text-decoration:underline;text-decoration-color:var(--cr-yellow);text-decoration-thickness:3px;text-underline-offset:2px}.help-aside{display:grid;gap:20px;position:sticky;top:100px}.help-card{position:relative;padding:24px 22px;border:2px solid var(--navy-900);border-radius:20px;background:#fff;box-shadow:var(--pop-lg)}.help-card h3{font-size:1.3rem;margin-bottom:6px}.help-card.soft-card{background:#fff8dc;box-shadow:5px 5px 0 var(--cr-purple)}.help-bulb{position:absolute;width:46px;right:14px;top:-24px;transform:rotate(12deg)}.help-plane{position:absolute;width:74px;right:12px;bottom:10px;opacity:.9}.help-line{display:flex;align-items:center;gap:10px;margin-top:12px;font-weight:700;overflow-wrap:anywhere}.help-links{list-style:none;padding:0;margin:8px 0 0;display:grid;gap:6px}.help-links a{display:inline-flex;gap:8px;align-items:center;font-weight:700;color:var(--navy-800);padding:3px 0}.help-links a:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--cr-orange);border:1.5px solid var(--navy-900);flex:none}.help-links a:hover{color:var(--navy-950);text-decoration:underline}.reach-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px}.reach-card{display:flex;flex-direction:column;gap:4px;padding:22px 20px;border:2px solid var(--navy-900);border-radius:18px;background:color-mix(in srgb,var(--c) 10%,#fff);box-shadow:4px 4px 0 var(--c)}.reach-card .ic{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--c);border:2px solid var(--navy-900);margin-bottom:8px}.reach-card b{font-family:var(--font-display);font-size:1.2rem;color:var(--navy-950)}.reach-card p{margin:0 0 8px;color:var(--ink-2);font-size:.92rem}.reach-card a{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-weight:800;color:var(--navy-800);overflow-wrap:anywhere}.reach-card a:hover{color:var(--navy-950);text-decoration:underline}.contact-grid{grid-template-columns:.75fr 1.25fr}.contact-h{font-size:1.6rem;margin-bottom:4px}.quick-list{list-style:none;padding:0;margin:14px 0 26px;display:grid;gap:10px}.quick-list a{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:14px;border:2px dashed var(--navy-600);background:#fff;font-weight:700;color:var(--navy-900)}.quick-list a svg{color:var(--cr-blue);flex:none}.quick-list a:hover{border-style:solid;border-color:var(--navy-900);box-shadow:3px 3px 0 var(--cr-yellow)}.sticky-note{position:relative;margin-top:26px;padding:22px 20px 18px;background:#fff3a8;color:var(--ink-2);font-size:.95rem;line-height:1.5;box-shadow:0 12px 22px -14px #1d2b5380;transform:rotate(-1.5deg);max-width:330px}.sticky-note:after{content:"";position:absolute;top:-9px;left:50%;width:76px;height:20px;transform:translate(-50%) rotate(-3deg);background:color-mix(in srgb,var(--cr-pink) 45%,transparent)}.sticky-note b{display:block;font-family:var(--font-hand);font-size:1.5rem;color:var(--navy-950);line-height:1.1;margin-bottom:4px}.contact-card{position:relative;padding:32px;background:#fff;border:2px solid var(--navy-900);border-radius:22px;box-shadow:var(--pop-lg)}.cc-star{position:absolute;width:44px;right:-14px;top:-20px;transform:rotate(14deg)}.topic-chips{border:0;padding:0;margin:0 0 22px;display:flex;flex-wrap:wrap;gap:8px;min-width:0}.topic-chips legend{font-family:var(--font-hand);font-size:1.5rem;font-weight:700;color:var(--navy-950);margin-bottom:10px;padding:0}.topic-chip{position:relative;display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;cursor:pointer;border:2px solid var(--c);background:#fff;font-weight:700;font-size:.92rem;color:var(--navy-950);transition:.15s}.topic-chip svg{color:var(--c)}.topic-chip input{position:absolute;opacity:0;pointer-events:none}.topic-chip:hover{background:color-mix(in srgb,var(--c) 12%,#fff)}.topic-chip.on{background:var(--c);color:#fff;border-color:var(--navy-900);box-shadow:3px 3px 0 var(--navy-900)}.topic-chip.on svg{color:#fff}.topic-chip:focus-within{outline:3px solid var(--cr-yellow);outline-offset:2px}.send-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.contact-done{position:relative;text-align:center;padding:30px 10px}.done-plane{width:130px;margin:0 auto 10px;display:block;animation:gp-fly 2.4s ease-in-out infinite}.done-spark{position:absolute;width:34px;right:22%;top:18px}.contact-done h3{font-size:1.8rem}.row-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:18px}@keyframes gp-fly{0%,to{transform:translate(0) rotate(-4deg)}50%{transform:translate(10px,-8px) rotate(3deg)}}@media(prefers-reduced-motion:reduce){.done-plane{animation:none}}.photo-tape{position:relative;padding:12px 12px 46px;background:#fff;border:2px solid var(--navy-900);box-shadow:var(--pop-lg);transform:rotate(-1.5deg)}.photo-tape.tilt-r{transform:rotate(1.5deg)}.photo-tape img{display:block;width:100%;height:auto;border:1.5px solid var(--navy-900)}.photo-tape:before,.photo-tape:after{content:"";position:absolute;top:-11px;width:84px;height:22px;background:color-mix(in srgb,var(--cr-yellow) 60%,transparent)}.photo-tape:before{left:18px;transform:rotate(-8deg)}.photo-tape:after{right:18px;transform:rotate(7deg);background:color-mix(in srgb,var(--cr-teal) 45%,transparent)}.photo-cap{position:absolute;left:0;right:0;bottom:8px;text-align:center;font-family:var(--font-hand);font-size:1.5rem;font-weight:700;color:var(--navy-950)}.sticker-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.sticker-stats>div{text-align:center;padding:20px 12px;border:2px solid var(--navy-900);border-radius:18px;background:#fff;box-shadow:4px 4px 0 var(--c)}.sticker-stats>div:nth-child(odd){transform:rotate(-1deg)}.sticker-stats>div:nth-child(2n){transform:rotate(1deg)}.sticker-stats b{display:block;font-family:var(--font-display);font-size:2.2rem;line-height:1.1;color:var(--navy-950)}.sticker-stats span{font-weight:800;color:var(--ink-2);font-size:.9rem}.value-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.value-card{padding:26px 22px;border-radius:20px;border:2px solid var(--navy-900);background:color-mix(in srgb,var(--c) 9%,#fff);box-shadow:5px 5px 0 var(--c)}.value-card .ic{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--c);border:2px solid var(--navy-900);margin-bottom:14px}.value-card h3{font-size:1.2rem;margin-bottom:6px}.value-card p{margin:0;color:var(--ink-2);font-size:.95rem}.cta-simple{grid-template-columns:1fr;text-align:center}.cta-simple .row{justify-content:center}.cta-simple .eyebrow{margin-left:auto;margin-right:auto}.cta-band .cta-star{position:absolute;width:46px;left:7%;top:30px;transform:rotate(-12deg)}.cta-band .cta-pencil{position:absolute;width:150px;right:5%;bottom:26px;transform:rotate(-24deg);opacity:.75}.cta-band .cta-arrow{position:absolute;width:70px;right:14%;top:34px;transform:rotate(30deg)}@media(max-width:1024px){.topic-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.help-body{grid-template-columns:minmax(0,1fr)}.help-aside{position:static;grid-template-columns:1fr 1fr}.value-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:860px){.contact-grid{grid-template-columns:1fr}.contact-side{order:2}.sticker-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.cta-band .cta-pencil,.cta-band .cta-arrow{display:none}}@media(max-width:600px){.help-search{padding-left:14px}.help-search input{font-size:1rem}.topic-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.topic-card{padding:14px 12px}.topic-card b{font-size:1rem}.help-aside{grid-template-columns:1fr}.faq-topic .faq-cat{font-size:1.25rem}.faq details{padding:0 16px}.contact-card{padding:22px 16px}.cc-star{right:-4px}.topic-chip{font-size:.86rem;padding:7px 12px}.value-grid{grid-template-columns:1fr}.sticker-stats b{font-size:1.8rem}.photo-tape,.photo-tape.tilt-r{transform:none}}.auth-aside{background:radial-gradient(500px 260px at 30% 0%,rgba(255,255,255,.08),transparent 70%),#1f3b35!important;border:8px solid #b9864f;border-right:0}.auth-aside .eyebrow{color:var(--cr-yellow)}.auth-aside .auth-quote{line-height:1.35}.auth-aside .auth-quote .hl{color:var(--navy-950);padding:0 6px;background:var(--cr-yellow);border-radius:4px;box-decoration-break:clone;-webkit-box-decoration-break:clone}.auth-aside li:before{background:var(--cr-yellow);box-shadow:0 0 0 4px #ffc93c33}.auth-split .auth-card{border:2px solid var(--navy-900);box-shadow:var(--pop-lg)}.res-stats>div{border:2px solid var(--navy-900);border-radius:16px;box-shadow:4px 4px 0 var(--sc, var(--cr-blue))}.res-stats>div:nth-child(2){--sc: var(--cr-orange)}.res-stats>div:nth-child(3){--sc: var(--cr-green)}.res-stats>div:nth-child(4){--sc: var(--cr-pink)}.res-stats b{font-family:var(--font-display)}.res-filters,.res-book{border:2px solid var(--navy-900);box-shadow:var(--pop)}.dash-stat{border:2px solid var(--navy-900);border-radius:16px;box-shadow:4px 4px 0 var(--sc, var(--cr-blue))}.dash-stat:nth-child(2){--sc: var(--cr-yellow)}.dash-stat:nth-child(3){--sc: var(--cr-green)}.dash-stat:nth-child(4){--sc: var(--cr-purple)}.dash-stat b{font-family:var(--font-display)}.class-card{border:2px solid var(--navy-900);border-radius:16px;box-shadow:3px 3px 0 var(--cc, var(--cr-blue))}.class-card:nth-child(6n+2){--cc: var(--cr-green)}.class-card:nth-child(6n+3){--cc: var(--cr-orange)}.class-card:nth-child(6n+4){--cc: var(--cr-purple)}.class-card:nth-child(6n+5){--cc: var(--cr-pink)}.class-card:nth-child(6n+6){--cc: var(--cr-teal)}.class-card:hover{box-shadow:5px 5px 0 var(--cc, var(--cr-blue));transform:translate(-1px,-1px)}.class-card.on{background:color-mix(in srgb,var(--cc, var(--cr-blue)) 14%,#fff);box-shadow:5px 5px 0 var(--navy-900)}.class-card b{font-family:var(--font-display)}.footer .fd-1{top:auto;bottom:70px;right:3%;width:120px;opacity:.55}@media(max-width:1200px){.admin-main .table th,.admin-main .table td{padding-left:9px;padding-right:9px}}@media(max-width:860px){.table-stack thead{display:none}.table-stack,.table-stack tbody,.table-stack tr,.table-stack td{display:block;width:100%}.table-stack tr{border:2px solid var(--navy-900);border-radius:14px;margin:0 0 12px;padding:6px 0;background:#fff;box-shadow:3px 3px 0 var(--cr-blue)}.table-stack td{border:0;padding:6px 14px}.table-stack td[data-label]{display:flex;justify-content:space-between;gap:12px;align-items:center}.table-stack td[data-label]:before{content:attr(data-label);font-size:.78rem;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}.table-stack td.wrap-any{max-width:none}.table-stack td.row-actions{width:100%;white-space:normal;display:flex;gap:8px;flex-wrap:wrap;padding-top:10px}.table-stack td.row-actions>.btn,.table-stack td.row-actions>select{width:auto;flex:1 1 140px;margin:0}.table-stack tr:hover td{background:none}.table-wrap:has(.table-stack){border:0;background:none;box-shadow:none;overflow:visible}}.class-chip:hover{background:color-mix(in srgb,var(--cc) 28%,#fff);color:var(--navy-950)}.class-chip:hover *{color:var(--navy-950)}.nav-classes a:hover,.nav .nav-panel .nav-classes a:hover{background:color-mix(in srgb,var(--cc) 30%,#fff);color:var(--navy-950);border-color:var(--navy-900)}.nav-classes a:hover small{color:var(--navy-950)}.topic-chip.on{background:color-mix(in srgb,var(--c) 26%,#fff);color:var(--navy-950)}.topic-chip.on svg{color:var(--navy-950)}.ssr-seo{min-height:70vh}.ssr-seo h2{font-size:1.25rem;margin:22px 0 8px}.ssr-seo ul,.ssr-seo ol{columns:2 260px;column-gap:28px;font-size:.92rem;padding-left:20px}.ssr-seo a{color:var(--navy-800);font-weight:700}.cover-gen .ttl{overflow-wrap:anywhere;-webkit-hyphens:auto;hyphens:auto;line-height:1.16;padding-bottom:.08em;max-height:4.8em}@media(max-width:400px){.header .wrap{gap:8px}.logo{gap:6px}.logo-word{font-size:1.02rem}.logo svg{width:28px;height:28px}.icon-btn{width:38px;height:38px;border-radius:10px}.header-actions{gap:4px}}@media(max-width:340px){.logo-word{font-size:.94rem}.icon-btn{width:35px;height:35px}}.hw .grow{min-width:0;overflow-wrap:anywhere}.row-on td{background:var(--navy-50)}.dash-stats{grid-template-columns:repeat(4,minmax(0,1fr))}@media(max-width:1024px){.dash-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:380px){.dash-stats{gap:10px}.dash-stat{padding:12px;gap:8px}.dash-stat .ic{width:34px;height:34px;border-radius:10px}.dash-stat b{font-size:1.25rem}.dash-stat span{font-size:.74rem}}@media(max-width:600px){.footer ul{gap:2px}.footer ul a{display:inline-block;padding:6px 0;min-height:32px}}.cov-group{margin-bottom:12px;padding:0}.cov-group>summary{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 18px;cursor:pointer;list-style:none}.cov-group>summary::-webkit-details-marker{display:none}.cov-group>summary:before{content:"+";font-weight:800;width:1.1em;color:var(--navy-900)}.cov-group[open]>summary:before{content:"-"}.cov-group[open]>summary{border-bottom:1px solid var(--line)}.cov-group .table-wrap,.cov-group>p{margin:0;padding:6px 18px 14px}.seg>button{border:0;background:none;padding:8px 15px;border-radius:9px;cursor:pointer;font:inherit;font-weight:700;font-size:.92rem;color:var(--ink-2)}.seg>button.on{background:#fff;color:var(--navy-950);box-shadow:var(--shadow-sm),0 0 0 1px var(--line)}.ticks{list-style:none;margin:0;padding:0;display:grid;gap:10px}.ticks li{display:flex;gap:10px;align-items:flex-start}.ticks li svg{flex:none;margin-top:3px;color:var(--navy-700)}.tiny{font-size:.7rem}.steps-list{padding-left:1.2em;display:grid;gap:4px}.key-input{font-size:1.5rem;font-weight:800;letter-spacing:.18em;text-align:center;max-width:280px}.set-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr));gap:22px}.set-card{display:flex;flex-direction:column;background:#fff;border:2px solid var(--navy-900);border-radius:var(--radius-lg);overflow:hidden;color:var(--ink);transition:.15s;min-width:0}.set-card:hover{color:var(--ink);box-shadow:var(--pop-lg);transform:translate(-2px,-2px)}.set-card .body{padding:14px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1;min-width:0}.set-card h3{font-family:var(--font);font-size:1.05rem;margin:0;line-height:1.3;font-weight:800;overflow-wrap:anywhere}.set-card .subj{font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--navy-700)}.set-card .foot{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:auto;padding-top:8px;flex-wrap:wrap}.set-covers{position:relative;height:170px;background:var(--bg-soft);border-bottom:1px solid var(--line);overflow:hidden}.set-cover{position:absolute;bottom:-18px;width:104px;font-size:8px;filter:drop-shadow(0 6px 10px rgba(29,43,83,.18))}.set-cover-1{left:calc(50% - 52px);z-index:3;bottom:-10px}.set-cover-2{left:calc(50% - 128px);transform:rotate(-8deg);z-index:2}.set-cover-3{left:calc(50% + 24px);transform:rotate(8deg);z-index:1}.two-col .set-covers{height:230px;border:1px solid var(--line);border-radius:var(--radius-lg)}.two-col .set-cover{width:136px}.two-col .set-cover-1{left:calc(50% - 68px)}.two-col .set-cover-2{left:calc(50% - 168px)}.two-col .set-cover-3{left:calc(50% + 32px)}.cart-set{width:92px;flex:none}.cart-set .set-covers{height:80px;border:1px solid var(--line);border-radius:10px}.cart-set .set-cover{width:44px;font-size:4px}.cart-set .set-cover-1{left:calc(50% - 22px)}.cart-set .set-cover-2{left:calc(50% - 46px)}.cart-set .set-cover-3{left:calc(50% + 2px)}.set-offer{margin-top:16px;background:var(--amber-50, #fff8e6);border:1.5px dashed var(--amber-500, #f0a500);border-radius:var(--radius);padding:14px 16px;display:grid;gap:8px}.set-offer-row{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;min-width:0}.set-offer-row .grow{min-width:0;overflow-wrap:anywhere}.set-offer-row:hover{color:var(--navy-700)}.pub-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));gap:18px}.pub-card{display:flex;align-items:center;gap:16px;padding:18px 20px;background:#fff;border:2px solid var(--navy-900);border-radius:var(--radius-lg);color:var(--ink);transition:.15s;min-width:0}.pub-card:hover{color:var(--ink);box-shadow:var(--pop-lg);transform:translate(-2px,-2px)}.pub-card .body{flex:1;display:flex;flex-direction:column;gap:4px;min-width:0}.pub-card .body>b{font-size:1.12rem;font-family:var(--font-display);color:var(--navy-950);overflow-wrap:anywhere}.pub-logo{flex:none;border-radius:16px;object-fit:contain;background:#fff;border:1px solid var(--line)}.pub-initials{display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-family:var(--font-display);color:#fff;background:linear-gradient(135deg,var(--navy-700),var(--navy-950));border:0}.pub-stats{display:flex;flex-wrap:wrap;gap:4px 12px;font-size:.82rem;color:var(--muted)}.pub-stats b{color:var(--navy-950)}.pub-stats.big{font-size:.95rem}.pub-stats.big b{font-size:1.3rem;font-family:var(--font-display)}.pub-hero{display:flex;gap:22px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow)}@media(max-width:560px){.pub-hero{flex-direction:column;padding:18px}}.study-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:14px}.study-card{display:flex;align-items:center;gap:14px;padding:14px 16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);color:var(--ink);transition:.15s;min-width:0}.study-card:hover{color:var(--ink);border-color:var(--navy-900);box-shadow:var(--pop)}.study-card.locked{background:var(--bg-soft)}.study-card .body{flex:1;display:flex;flex-direction:column;gap:2px;min-width:0}.study-card .ttl{overflow-wrap:anywhere;line-height:1.3}.study-card .subj{font-size:.7rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--navy-700)}.study-card .chip{flex:none;display:inline-flex;gap:4px;align-items:center}.study-ic{flex:none;width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center}.player{position:relative;width:100%;aspect-ratio:16 / 9;background:#0b1530;border-radius:var(--radius-lg);overflow:hidden}.player video,.player iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0}.player-mark{position:absolute;top:10px;right:12px;max-width:70%;font-size:.72rem;color:#ffffff73;pointer-events:none;-webkit-user-select:none;user-select:none;text-align:right;overflow-wrap:anywhere}.secure-reader{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-soft);overflow:hidden;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.secure-reader.is-full{height:100vh;display:flex;flex-direction:column;border-radius:0}.sr-bar{display:flex;align-items:center;gap:8px;padding:8px 12px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:2;flex-wrap:wrap}.sr-pages{padding:14px 2px;display:flex;flex-direction:column;align-items:center;gap:14px;overflow:auto;max-height:calc(100vh - 200px);min-height:420px}.secure-reader.is-full .sr-pages{max-height:none;flex:1}.sr-page{position:relative;background:#fff;box-shadow:var(--shadow-sm);flex:none}.sr-page canvas{display:block;pointer-events:none}.sr-mark{position:absolute;top:0;right:0;bottom:0;left:0;background-repeat:repeat;pointer-events:none}.sr-note{margin:0;padding:8px 12px;background:#fff;border-top:1px solid var(--line)}@media print{.secure-reader,.player{display:none!important}}.tc-grid{display:grid;gap:6px;max-height:340px;overflow:auto;padding-right:4px}.tc-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:6px 0;border-bottom:1px dashed var(--line)}.tc-class{display:inline-flex;gap:6px;align-items:center;min-width:110px;cursor:pointer}.tc-subjects{display:flex;gap:6px;flex-wrap:wrap}.tc-chip{cursor:pointer;font:inherit;font-size:.8rem}.tc-chip.on{background:var(--navy-900);color:#fff;border-color:var(--navy-900)}.code-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px}.code-card{border:1.5px dashed var(--navy-900);border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:2px;text-align:center;break-inside:avoid;background:#fff}.code-card b{font-size:1.7rem;letter-spacing:.14em;font-family:var(--font-display);color:var(--navy-950)}@media print{.admin-side{display:none!important}.admin-main{padding:0!important}.code-cards{grid-template-columns:repeat(3,1fr)}}.plan-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;align-items:stretch}.plan-card{position:relative;display:flex;flex-direction:column;gap:10px;background:#fff;border:1.5px solid var(--line);border-radius:var(--radius-lg);padding:26px 22px 22px;box-shadow:var(--shadow-sm)}.plan-card h3{margin:0;font-size:1.45rem}.plan-card p{margin:0}.plan-card.best{border:2px solid var(--navy-900);box-shadow:5px 5px 0 var(--amber-500)}.plan-card.is-soon{background:var(--bg-soft)}.plan-card .btn-block{margin-top:auto}.plan-flag{position:absolute;top:-12px;left:20px;background:var(--navy-900);color:#fff;font-weight:800;font-size:.78rem;padding:4px 12px;border-radius:999px}.plan-flag.is-soon{background:var(--amber-500);color:var(--navy-950)}.plan-from b{font-size:1.6rem;color:var(--navy-950)}.plan-feats{list-style:none;margin:4px 0 12px;padding:0;display:grid;gap:8px;font-size:.93rem}.plan-feats li{display:flex;gap:8px;align-items:flex-start}.plan-feats li svg{flex:none;margin-top:3px}.plan-feats li.on svg{color:var(--green-600)}.plan-feats li.off{color:var(--ink-3, #8a8f9c)}.plan-feats li.off span{text-decoration:line-through;text-decoration-color:#00000040}.plan-feats.compact{font-size:.88rem;gap:6px}.badge-soon{display:inline-block;margin-left:6px;background:var(--amber-50);color:var(--amber-700);border:1px solid var(--amber-100);font-size:.72rem;font-weight:800;padding:1px 8px;border-radius:999px;vertical-align:1px}.plan-notes{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:30px}.plan-notes h3{display:flex;gap:8px;align-items:center;font-size:1.05rem;margin:0 0 8px}.step-h{display:flex;align-items:center;gap:10px;font-size:1.1rem;margin:6px 0 12px}.step-h+.seg,.step-h+.time-opts{margin-bottom:18px}.step-n{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--navy-900);color:#fff;font-size:.9rem;flex:none}.time-opts{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px}.time-opt{display:flex;flex-direction:column;gap:2px;align-items:flex-start;text-align:left;border:1.5px solid var(--line-2);background:#fff;border-radius:14px;padding:12px 14px;cursor:pointer;font:inherit;color:var(--ink)}.time-opt .t{display:inline-flex;align-items:center;gap:4px;font-weight:700;color:var(--ink-2)}.time-opt b{font-size:1.2rem;color:var(--navy-950)}.time-opt.on{border-color:var(--navy-900);box-shadow:0 0 0 2px var(--navy-900) inset;background:var(--amber-50)}.time-opt:focus-visible{outline:2px solid var(--amber-500);outline-offset:2px}.chosen-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}.chip.chosen{display:inline-flex;align-items:center;gap:6px;background:var(--navy-900);color:#fff;border-color:var(--navy-900);max-width:100%}.chip.chosen button{border:0;background:none;color:inherit;cursor:pointer;padding:0;display:inline-flex}.picker-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}.picker-filters .input{flex:1 1 160px;width:auto;min-width:0}.picker-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:12px}.pick-book{position:relative;display:flex;flex-direction:column;gap:4px;text-align:left;border:1.5px solid var(--line);background:#fff;border-radius:14px;padding:8px;cursor:pointer;font:inherit;color:var(--ink);min-width:0}.pick-book .cover,.pick-book img{width:100%}.pick-book .pick-title{font-weight:700;font-size:.86rem;line-height:1.25;overflow-wrap:anywhere}.pick-book .pick-tick{position:absolute;top:6px;right:6px;width:26px;height:26px;display:grid;place-items:center;border-radius:50%;background:#fff;border:1.5px solid var(--line-2)}.pick-book.on{border-color:var(--navy-900);box-shadow:0 0 0 2px var(--navy-900) inset}.pick-book.on .pick-tick{background:var(--navy-900);color:#fff;border-color:var(--navy-900)}.pick-book:disabled{opacity:.45;cursor:not-allowed}.plan-summary hr{border:0;border-top:1px solid var(--line);margin:12px 0}.rights-line{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:10px}.print-box{margin-top:16px;border:1.5px dashed var(--navy-900);border-radius:var(--radius-lg);padding:14px 16px;background:#fff}.print-box b{display:inline-flex;align-items:center;gap:6px}.set-offer b svg{vertical-align:-3px;margin-right:4px}.set-offer.pack-free{border-color:var(--green-600)}.qty{display:inline-flex;align-items:center;gap:8px}.qty>span:first-of-type{min-width:22px;text-align:center;font-weight:800}.ship-form{border:1.5px solid var(--line);margin:0}.ship-form legend{display:flex;align-items:center;gap:8px;font-weight:800;padding:0 6px}.pack-list{display:grid;gap:12px}.pack-row.ended{opacity:.7}.pack-books{list-style:none;margin:0;padding:0;display:grid;gap:6px}.pack-books li{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:baseline}@media(max-width:640px){.form-grid{grid-template-columns:minmax(0,1fr)}.plan-card{padding:24px 18px 18px}.picker-grid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr))}}@media print{.print-block{display:none!important}}.price-grid{border-collapse:collapse;width:100%}.price-grid th,.price-grid td{border:1px solid var(--line);padding:6px;text-align:center}.price-grid input{width:86px;padding:6px 8px}.price-grid .mrp{margin-top:4px;font-size:.8rem}.rights-boxes{display:flex;flex-wrap:wrap;gap:8px 16px}.rights-boxes label{display:inline-flex;gap:6px;align-items:center;font-weight:600;font-size:.9rem}.ship-card{border:1px solid var(--line);border-radius:14px;padding:14px;background:#fff}.ship-card+.ship-card{margin-top:12px}.promo-badge{position:absolute;top:10px;left:10px;z-index:1;padding:4px 10px;border-radius:999px;font-size:.76rem;font-weight:800;background:var(--green-600, #15803d);color:#fff;border:2px solid var(--navy-900);box-shadow:2px 2px 0 var(--navy-900);white-space:nowrap}.promo-badge-gold{background:var(--amber-500);color:var(--navy-950)}.look-badge{position:absolute;bottom:10px;right:10px;z-index:1;display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:999px;font-size:.76rem;font-weight:800;white-space:nowrap;background:#fff;color:var(--navy-900);border:2px solid var(--navy-900);box-shadow:2px 2px 0 var(--navy-900)}.detail-cover .look-link{position:relative;display:block;border-radius:inherit}.detail-cover .look-link:hover .look-badge,.detail-cover .look-link:focus-visible .look-badge{background:var(--amber-500)}.demo-end{margin-top:18px;padding:18px 20px;border-radius:var(--radius);border:2px solid var(--navy-900);background:var(--green-50, #ecfdf3);box-shadow:3px 3px 0 var(--navy-900);text-align:center}.demo-end p{margin:0 0 12px}.promo-box{margin:14px 0 0;display:grid;gap:10px}.promo-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:12px 14px;border-radius:var(--radius);border:2px solid var(--navy-900);background:var(--green-50, #ecfdf3);box-shadow:3px 3px 0 var(--navy-900)}.promo-row.is-offer{background:var(--amber-50, #fff8e6)}.promo-row .grow{min-width:200px}.promo-ic{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:#fff;border:2px solid var(--navy-900);color:var(--green-700, #15803d);flex:none}.promo-ic-gold{color:var(--amber-700)}.free-hero{background:var(--navy-950);color:#fff}.free-hero h1{color:#fff;margin:0 0 8px}.free-hero p{color:#ffffffd9;max-width:720px;margin:0}.free-hero .free-first{margin-top:14px;display:inline-flex;flex-wrap:wrap;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;background:#ffffff24;color:#fff}.free-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-top:22px}.free-steps div{background:#ffffff14;border:1.5px solid rgba(255,255,255,.25);border-radius:var(--radius);padding:14px;font-size:.92rem}.free-steps b{display:block;color:var(--amber-400);margin-bottom:4px}.reader-guest{margin-bottom:14px}@media(max-width:520px){.promo-row .btn{width:100%}}.pp-books{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px}.pp-book{display:flex;gap:12px;align-items:center;text-align:left;font:inherit;background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:10px;cursor:pointer}.pp-book:hover,.pp-book:focus-visible{border-color:var(--navy-900)}.pp-book .book-cover,.pp-book .cover{width:54px;flex:0 0 54px}.pp-book .grow{display:flex;flex-direction:column;gap:3px;min-width:0}.pp-book .chip{align-self:flex-start}.pp-setup{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:16px;margin-bottom:16px;align-items:start}.pp-setup>details{grid-column:1 / -1}.pp-setup summary{cursor:pointer}.pp-chapters{display:grid;gap:2px;max-height:360px;overflow:auto;padding-right:4px}.pp-ch{display:flex;gap:8px;align-items:center;padding:6px 4px;border-bottom:1px dashed var(--line);cursor:pointer;font-size:.92rem}.pp-ch input{width:17px;height:17px;accent-color:var(--navy-900);flex:0 0 auto}.pp-ch.is-locked{color:var(--muted);cursor:default}.pp-rows{display:grid;gap:10px}.pp-row{display:grid;gap:6px;padding:10px;border:1px solid var(--line);border-radius:12px;background:var(--bg-soft, #faf8f2)}.pp-row .select{width:auto}.text-warn{color:#a4400b;font-weight:700}.pp-head-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px 14px;margin-top:12px}.pp-actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:14px 0;position:sticky;top:0;z-index:5;background:var(--bg, #fffdf7);padding:8px 0}.paper-sheet{background:#fff;color:#111;border:1px solid var(--line);box-shadow:var(--shadow-sm);max-width:210mm;margin:0 auto 24px;padding:16mm 15mm;font-family:Georgia,Times New Roman,serif;font-size:11.5pt;line-height:1.45}.ps-head{text-align:center;border-bottom:2px solid #111;padding-bottom:8px;margin-bottom:10px}.ps-school{font-size:16pt;font-weight:700;text-transform:uppercase;letter-spacing:.02em}.ps-exam{font-size:13pt;font-weight:700;margin-top:2px}.ps-meta,.ps-name{display:flex;justify-content:space-between;flex-wrap:wrap;gap:4px 18px;margin-top:6px;text-align:left}.ps-name{margin-top:10px}.ps-instr{text-align:left;margin-top:10px;font-size:10.5pt}.ps-instr ol{margin:4px 0 0;padding-left:20px}.ps-section{margin-top:12px}.ps-section h3{display:flex;gap:10px;font-family:inherit;font-size:12pt;margin:0 0 6px;padding:4px 0;border-bottom:1px solid #999}.ps-sm{font-weight:400;white-space:nowrap}.ps-q{display:flex;gap:8px;align-items:flex-start;padding:5px 0;break-inside:avoid}.ps-no{min-width:26px;font-weight:700}.ps-text{white-space:pre-line}.ps-ch{color:#555;font-size:9.5pt}.ps-img{display:block;max-height:140px;max-width:100%;margin:6px 0}.ps-opts{list-style:none;margin:4px 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 16px}.ps-opts li span{font-weight:700}.ps-opts img{max-height:60px;vertical-align:middle}.ps-opts li.is-answer{background:#e6f4ea;border-radius:4px}.ps-mk{white-space:nowrap;font-weight:700}.ps-tools{display:inline-flex;gap:2px;margin-left:4px;font-family:var(--font-body, sans-serif)}.ps-tools .btn{padding:2px 7px;min-height:0}.ps-foot{text-align:center;margin-top:18px;font-size:10pt}.ps-foot span{color:#555;font-size:8.5pt}.ps-key-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:2px 14px}.ps-key{padding:2px 0}@media(max-width:860px){.pp-setup{grid-template-columns:1fr}.paper-sheet{padding:18px 14px;font-size:11pt}.ps-opts{grid-template-columns:1fr}.ps-q{flex-wrap:wrap}.ps-tools{width:100%;justify-content:flex-end}}@media print{@page{size:A4;margin:12mm}.pp-page .paper-sheet{border:0;box-shadow:none;padding:0;max-width:none;margin:0}.pp-page .paper-sheet.is-key,.pp-page.printing-key .paper-sheet{display:none}.pp-page.printing-key .paper-sheet.is-key{display:block}.ps-opts li.is-answer{background:none}.pp-page .section-sm,.pp-page{padding:0!important}}