@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');
:root{color-scheme:dark;--bg:#09090f;--panel:#12111c;--line:#ffffff14;--text:#f4f2fc;--muted:#aaa6ba;--purple:#b9a0ff;--accent:#8e60f4}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--bg);color:var(--text);font-family:Manrope,Arial,sans-serif;font-size:16px;line-height:1.6}body:before{content:"";position:absolute;inset:0 0 auto;height:780px;background:radial-gradient(ellipse at 75% 33%,#5928bd22,transparent 53%),radial-gradient(#ad94eb13 .7px,transparent .7px);background-size:auto,7px 7px;mask-image:linear-gradient(black,transparent);pointer-events:none;z-index:-1}a{color:inherit;text-decoration:none}button,select{font:inherit}button,a,summary,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:not-allowed;opacity:.55}a:focus-visible,button:focus-visible,summary:focus-visible,select:focus-visible{outline:2px solid var(--purple);outline-offset:5px}.wrap{max-width:1184px;margin:auto;padding-inline:32px}.header{height:108px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.logo{display:inline-flex;align-items:center;font-size:28px;font-weight:800;letter-spacing:-1px}.logomark{font-size:26px;width:36px;height:36px;display:grid;place-content:center;border:1px solid #a989ff66;border-radius:10px;margin-right:10px;background:#8e60f41c;line-height:1}.logo-dot{color:var(--purple)}nav{display:flex;gap:32px;color:#c2becd;font-size:14px}nav a:hover{color:white}.ghost{background:#ffffff05;border:1px solid var(--line);border-radius:9px;padding:10px 17px;font-size:14px}.contact span{margin-left:15px}.hero{position:relative;padding-top:83px;padding-bottom:56px}.eyebrow{font-size:12px;letter-spacing:1.9px;color:var(--purple);font-weight:700;display:flex;align-items:center;gap:10px}.eyebrow>span{width:6px;height:6px;background:var(--purple);transform:rotate(45deg)}h1{font-size:clamp(44px,6.5vw,80px);line-height:1.1;letter-spacing:-3.8px;margin:24px 0;font-weight:700}h1>span{background:linear-gradient(95deg,#d2bdff,#9b76ef 80%);background-clip:text;color:transparent}.hero-copy{font-size:18px;color:var(--muted);line-height:1.8;margin:0}.hero-actions{display:flex;align-items:center;gap:26px;margin-top:30px}.primary{display:inline-flex;align-items:center;justify-content:center;min-height:48px;border:1px solid #c3a7ff66;border-radius:9px;background:linear-gradient(115deg,#a97be8,#7d46e9);box-shadow:0 0 28px #8750ef22,inset 0 1px #ffffff33;color:#fff;padding:12px 23px;font-size:14px;font-weight:700;transition:transform .2s,box-shadow .2s}.primary:hover{transform:translateY(-2px);box-shadow:0 0 32px #8750ef44}.hero-price{font-size:13px;color:var(--muted)}.hero-price b{color:#e1d9f6}.benefits{margin-top:48px;display:flex;align-items:center;gap:20px;font-size:12px;color:#a6a0b6}.benefits i{height:3px;width:3px;background:#756c88;border-radius:50%}.hero-index{position:absolute;right:34px;top:130px;color:#b6a4dd;font-size:14px;text-align:right;letter-spacing:3px}.hero-index span{font-size:10px;letter-spacing:1px;color:#696275}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:25px}h2{font-size:36px;line-height:1.2;letter-spacing:-1.1px;font-weight:600;margin:13px 0 0}.section-head p,.subtle{font-size:14px;color:var(--muted);margin:0}.catalog{padding-top:40px;scroll-margin-top:20px}.notice{display:flex;align-items:center;gap:14px;color:#a9a0bb;background:#a57cf009;border:1px solid #a57cf020;padding:11px 15px;border-radius:8px;font-size:12px;margin-bottom:24px}.notice-label{color:var(--purple);font-size:10px;letter-spacing:.8px;font-weight:700;white-space:nowrap}.subjects{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.subject{position:relative;min-height:224px;border:1px solid var(--line);border-radius:13px;padding:24px;background:linear-gradient(140deg,#191423,#101018 70%);transition:border-color .2s,transform .2s;overflow:hidden}.subject:hover{border-color:#ad84ff80;transform:translateY(-4px)}.card-top{display:flex;align-items:center;justify-content:space-between}.subject-number{font-size:28px;line-height:1.2;font-weight:500;color:#b89bfa;letter-spacing:-1px}.format{font-size:10px;letter-spacing:1.5px;color:#81788f;border:1px solid var(--line);padding:2px 7px;border-radius:4px}.subject h3{font-size:23px;margin:27px 0 2px;font-weight:600}.subject p{color:var(--muted);font-size:12px;margin:0}.card-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:22px;padding-top:17px;border-top:1px solid var(--line);font-size:13px}.card-bottom strong{font-weight:500;color:var(--purple)}.card-bottom span{color:#cfc8dd}.how{padding-top:95px;padding-bottom:85px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;border-top:1px solid var(--line);padding-top:30px}.step-number{font-size:12px;color:#b195ec;border:1px solid #a489d63b;background:#8b5cf60b;border-radius:7px;padding:6px 9px}.steps h3{margin:23px 0 9px;font-size:20px;font-weight:500}.steps p{margin:0;font-size:14px;color:var(--muted);max-width:295px}.faq{display:grid;grid-template-columns:1fr 1.65fr;gap:55px;border-top:1px solid var(--line);padding-top:65px;padding-bottom:80px}.faq .subtle{margin-top:18px}details{border-bottom:1px solid var(--line);padding:20px 0}details:first-child{padding-top:0}summary{cursor:pointer;font-size:15px;list-style:none;display:flex;justify-content:space-between;gap:20px}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--purple);font-size:22px;line-height:1}details[open] summary:after{content:"−"}details p{color:var(--muted);font-size:14px;margin:16px 24px 0 0}.footer{border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;overflow:hidden}.footer>span{font-size:12px;color:#7c738c}.text-button{padding:0;border:0;background:none;color:var(--purple);font-size:13px}.footer-word{flex-basis:100%;font-size:clamp(90px,22vw,265px);font-weight:800;letter-spacing:-.07em;line-height:1.2;color:#ffffff04;text-align:center;margin:0 0 -30px}.product{padding-top:35px;padding-bottom:85px;min-height:75vh}.back{color:var(--muted);font-size:14px}.product-layout{display:grid;grid-template-columns:1fr 1fr;gap:70px;margin-top:48px}.product h1{font-size:60px;letter-spacing:-2px}.product-description{color:var(--muted);max-width:440px}.product-meta{display:flex;gap:10px;margin:24px 0}.chip{border:1px solid var(--line);border-radius:7px;padding:5px 10px;font-size:12px;color:#b8adc9}.product-notice{font-size:13px;color:var(--muted);border-left:2px solid var(--accent);padding-left:18px;margin-top:35px}.purchase-box{padding:28px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(135deg,#1a1427,#111019)}.purchase-box h2{font-size:24px;margin:0 0 22px}.plans{display:grid;gap:12px}.plan{text-align:left;border:1px solid var(--line);border-radius:10px;background:#ffffff02;padding:18px;display:flex;justify-content:space-between;align-items:center;gap:10px}.plan[aria-pressed=true]{border-color:#aa82f5;background:#9b6be913;box-shadow:inset 0 0 0 1px #aa82f526}.plan-title{display:block;font-size:15px}.plan-sub{display:block;color:var(--muted);font-size:12px;margin-top:5px}.plan-price{font-size:23px;font-weight:600;white-space:nowrap}.saving{color:#c6aff8;font-size:11px}.semester-field{margin-top:20px}.semester-field label{font-size:13px;color:var(--muted);display:block;margin-bottom:7px}select{background:#15121e;border:1px solid #ffffff20;color:#eee5ff;border-radius:8px;padding:10px;width:100%}.total{display:flex;justify-content:space-between;align-items:center;margin-top:25px;padding-top:23px;border-top:1px solid var(--line);font-size:14px}.total strong{font-size:30px}.full{width:100%;margin-top:19px}.small{font-size:12px;color:var(--muted);line-height:1.7}.purchase-box>.small{text-align:center}.outline-list{list-style:none;padding:0;margin:32px 0}.outline-list li{padding:10px 0;border-bottom:1px solid var(--line);font-size:14px;color:#c6bdcf}.outline-list span{color:var(--purple);margin-right:14px}dialog{color:var(--text);background:#14111e;border:1px solid #a680ee45;border-radius:18px;padding:28px;max-width:470px;width:calc(100% - 28px);max-height:90dvh;box-shadow:0 30px 100px #0009}dialog::backdrop{background:#05030bd9;backdrop-filter:blur(8px)}.dialog-head{display:flex;justify-content:space-between;align-items:center}.close{background:none;border:0;font-size:28px;color:var(--muted);line-height:1;padding:5px}dialog h2{font-size:29px;margin:17px 0 22px}.order-line{display:flex;justify-content:space-between;font-size:14px;gap:20px;margin:8px 0}.order-line.total{font-size:20px;margin:17px 0}.qr-placeholder{min-height:130px;border:1px dashed #b298d750;border-radius:11px;display:grid;place-content:center;text-align:center;padding:22px;background:#a87cea08;margin-top:22px;color:#bfb0d5;font-size:14px}.qr-placeholder b{font-size:22px;display:block;margin-bottom:6px;color:#eadffa}.qr-image{display:block;margin:24px auto;width:210px;max-width:100%;border-radius:10px;background:#fff}.order-copy{width:100%;margin-top:10px}.payment-note{background:#9b71e20d;border:1px solid #9b71e229;padding:12px;border-radius:8px;font-size:13px;color:#cbbdde;margin-top:17px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);width:max-content;max-width:calc(100% - 32px);padding:14px 22px;border-radius:10px;background:#292036;color:#eee1ff;font-size:14px;box-shadow:0 8px 30px #0006;z-index:10;display:none}[hidden]{display:none!important}@media(max-width:760px){.wrap{padding-inline:22px}.header{height:82px}nav{gap:18px;font-size:12px}nav a:nth-child(2){display:none}.contact{display:none}.logo{font-size:24px}.hero{padding-top:55px;padding-bottom:30px}h1{letter-spacing:-2px}.hero-copy{font-size:16px}.hero-index{display:none}.hero-actions{gap:18px}.hero-actions .primary{padding-inline:18px}.benefits{flex-wrap:wrap;gap:10px;font-size:11px;margin-top:32px}.benefits span:last-child,.benefits i:last-of-type{display:none}.section-head{align-items:start}.section-head p{font-size:12px}h2{font-size:29px}.notice{align-items:flex-start;flex-direction:column;gap:5px}.subjects{grid-template-columns:repeat(2,1fr);gap:12px}.subject{padding:18px;min-height:215px}.subject h3{font-size:20px}.card-bottom{align-items:flex-start;gap:5px;flex-direction:column}.how{padding-top:65px;padding-bottom:50px}.how .section-head{flex-direction:column;gap:10px}.steps{grid-template-columns:1fr;gap:30px}.steps article{padding-left:48px;position:relative}.step-number{position:absolute;left:0;top:0}.steps h3{margin:0 0 8px}.steps p{max-width:none}.faq{grid-template-columns:1fr;gap:30px;padding-block:45px}.footer>span{display:none}.product-layout{grid-template-columns:1fr;gap:30px;margin-top:35px}.product h1{font-size:44px}.purchase-box{padding:20px}.outline-list{margin:24px 0}.product-notice{margin-top:24px}.product{padding-bottom:40px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}@media(max-width:360px){.subjects{grid-template-columns:1fr}.hero-actions{align-items:start;flex-direction:column}h1{font-size:39px}.hero-copy{font-size:15px}}