@layer components{.wrap{max-width:1160px;margin:0 auto;padding:0 24px}.container-hero{background:radial-gradient(900px 420px at 85% -10%, #0596691f, transparent 60%), radial-gradient(700px 380px at -10% 30%, #f59e0b12, transparent 60%), var(--bg);padding:44px 0 72px;position:relative;overflow:hidden}.topbar{z-index:50;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);background:#f6faf7d1;position:sticky;top:0}.topbar .wrap{justify-content:space-between;align-items:center;gap:24px;padding-top:13px;padding-bottom:13px;display:flex}section[id],.cta{scroll-margin-top:78px}.logo{letter-spacing:-.02em;align-items:center;gap:12px;font-size:19px;font-weight:800;display:flex}.logo-mark{background:linear-gradient(135deg, var(--green-600), #0b3d2e);color:#fff;border-radius:12px;place-items:center;width:40px;height:40px;display:grid;box-shadow:0 6px 16px -6px #0596698c}.logo small{color:var(--muted);letter-spacing:.04em;font-size:11.5px;font-weight:600;display:block}nav.main{color:var(--muted);gap:28px;font-size:14.5px;font-weight:600;display:flex}nav.main a:hover{color:var(--ink)}.header-actions{align-items:center;gap:12px;display:flex}.btn{font-family:var(--font);cursor:pointer;border:none;border-radius:13px;justify-content:center;align-items:center;gap:8px;padding:12px 22px;font-size:15px;font-weight:700;transition:transform .15s,box-shadow .15s,background .15s;display:inline-flex}.btn:active{transform:translateY(1px)}.btn-primary{background:linear-gradient(135deg, var(--green-600), var(--green-700));color:#fff;box-shadow:0 10px 24px -10px #05966999}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 14px 28px -10px #059669b3}.btn-ghost{color:var(--ink);background:0 0}.btn-ghost:hover{background:var(--green-50)}.btn-light{color:var(--green-900);box-shadow:var(--shadow);background:#fff}.hero-grid{z-index:2;grid-template-columns:1.05fr .95fr;align-items:center;gap:56px;padding-top:48px;display:grid;position:relative}.badge{background:var(--green-100);color:var(--green-900);border-radius:999px;align-items:center;gap:8px;padding:7px 14px;font-size:13px;font-weight:700;display:inline-flex}.badge .dot{background:var(--green-600);border-radius:50%;width:8px;height:8px;animation:2s infinite pulse}@keyframes pulse{0%,to{box-shadow:0 0 #05966980}50%{box-shadow:0 0 0 6px #05966900}}h1{letter-spacing:-.03em;margin:20px 0 18px;font-size:clamp(34px,4.6vw,54px);font-weight:800;line-height:1.08}h1 .accent{background:linear-gradient(90deg, var(--green-600), #0b7a4b);color:#0000;-webkit-background-clip:text;background-clip:text}.lead{color:var(--muted);max-width:52ch;font-size:17px}.grade-picker{margin:28px 0 6px}.grade-picker .label{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:10px;font-size:13px;font-weight:700}.grade-row{flex-wrap:wrap;gap:10px;display:flex}.grade{font-family:var(--font);border:2px solid var(--line);background:var(--surface);cursor:pointer;min-width:64px;color:var(--muted);border-radius:13px;padding:11px 14px;font-size:16px;font-weight:800;transition:all .15s}.grade:hover{border-color:var(--green-600);color:var(--ink)}.grade.active{border-color:var(--green-600);background:var(--green-50);color:var(--green-700);box-shadow:0 6px 16px -8px #05966966}.grade small{letter-spacing:.03em;opacity:.75;font-size:10.5px;font-weight:600;display:block}.hero-actions{flex-wrap:wrap;gap:14px;margin-top:26px;display:flex}.hero-stats{flex-wrap:wrap;gap:36px;margin-top:40px;display:flex}.stat b{letter-spacing:-.02em;font-size:26px;font-weight:800;display:block}.stat span{color:var(--muted);font-size:13.5px;font-weight:600}.mock{background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px;padding:22px;position:relative;transform:rotate(1.2deg)}.mock:before{content:"";-webkit-mask-composite:xor;pointer-events:none;background:linear-gradient(135deg,#05966980,#0000 40%,#f59e0b59);border-radius:24px;padding:1px;position:absolute;inset:-1px;-webkit-mask-image:linear-gradient(#000 0 0),linear-gradient(#000 0 0);-webkit-mask-position:0 0,0 0;-webkit-mask-size:auto,auto;-webkit-mask-repeat:repeat,repeat;-webkit-mask-clip:content-box,border-box;-webkit-mask-origin:content-box,border-box;-webkit-mask-composite:xor;mask-composite:exclude;-webkit-mask-source-type:auto,auto;mask-mode:match-source,match-source}.mock-top{justify-content:space-between;align-items:center;margin-bottom:18px;display:flex}.mock-tag{color:var(--green-700);background:var(--green-50);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:800}.mock-timer{color:var(--ink);background:#fff7e8;border-radius:999px;align-items:center;gap:7px;padding:6px 12px;font-size:14px;font-weight:700;display:inline-flex}.mock-q{font-size:15.5px;font-weight:700;line-height:1.45}.mock-q .num{color:var(--muted);text-transform:uppercase;letter-spacing:.07em;margin-bottom:6px;font-size:12.5px;font-weight:600;display:block}.options{gap:10px;margin-top:16px;display:grid}.opt{border:1.5px solid var(--line);color:var(--ink);background:#fff;border-radius:12px;align-items:center;gap:12px;padding:11px 14px;font-size:14.5px;font-weight:600;display:flex}.opt .letter{background:var(--green-50);width:26px;height:26px;color:var(--green-700);border-radius:8px;flex:none;place-items:center;font-size:13px;font-weight:800;display:grid}.opt.correct{border-color:var(--green-600);background:var(--green-50)}.opt.correct .letter{background:var(--green-600);color:#fff}.opt .check{color:var(--green-600);margin-left:auto}.opt.wrong{opacity:.55}.mock-progress{gap:6px;margin-top:18px;display:flex}.mock-progress i{background:var(--line);border-radius:999px;flex:1;height:6px}.mock-progress i.done{background:var(--green-600)}.mock-progress i.cur{background:var(--amber)}.mock-footer{border-top:1px dashed var(--line);justify-content:space-between;align-items:center;margin-top:18px;padding-top:16px;font-size:13.5px;font-weight:700;display:flex}.mock-footer .score{color:var(--green-700)}.float-chip{border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;border-radius:14px;align-items:center;gap:10px;padding:12px 16px;font-size:13.5px;font-weight:700;animation:5s ease-in-out infinite floaty;display:flex;position:absolute}.float-chip .ic{border-radius:10px;place-items:center;width:34px;height:34px;display:grid}.chip-1{top:-22px;left:-30px}.chip-1 .ic{background:var(--green-100)}.chip-2{animation-delay:1.4s;bottom:-20px;right:-24px}.chip-2 .ic{background:#fff2d8}@keyframes floaty{0%,to{transform:translateY(0)}50%{transform:translateY(-9px)}}section{padding:72px 0}.section-head{max-width:640px;margin-bottom:44px}.section-head .kicker{letter-spacing:.12em;text-transform:uppercase;color:var(--green-600);margin-bottom:12px;font-size:13px;font-weight:800;display:block}.section-head h2{letter-spacing:-.025em;font-size:clamp(26px,3.2vw,38px);font-weight:800;line-height:1.15}.section-head p{color:var(--muted);margin-top:14px;font-size:16px}.structure{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.structure-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.s-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);padding:26px;position:relative;overflow:hidden}.s-card .icon{background:var(--green-100);width:46px;height:46px;color:var(--green-700);border-radius:13px;place-items:center;margin-bottom:18px;display:grid}.s-card h3{letter-spacing:-.01em;font-size:18px;font-weight:800}.s-card p{color:var(--muted);margin-top:8px;font-size:14.5px}.s-card .meta{flex-wrap:wrap;gap:8px;margin-top:18px;display:flex}.s-card .meta span{border:1px solid var(--line);color:var(--ink);background:#fff;border-radius:999px;padding:5px 11px;font-size:12.5px;font-weight:700}.s-card.featured{background:linear-gradient(160deg, var(--green-900), #0f5138);border-color:var(--green-900);color:#fff}.s-card.featured p{color:#ffffffbf}.s-card.featured .icon{color:#8fe3bd;background:#ffffff24}.s-card.featured .meta span{color:#fff;background:#ffffff1a;border-color:#ffffff2e}.features-grid{grid-template-columns:repeat(2,1fr);gap:20px;display:grid}.f-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);gap:18px;padding:24px;transition:transform .15s,box-shadow .15s;display:flex}.f-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}.f-card .icon{border-radius:13px;flex:none;place-items:center;width:48px;height:48px;display:grid}.f-card h3{font-size:16.5px;font-weight:800}.f-card p{color:var(--muted);margin-top:6px;font-size:14.5px}.ic-green{background:var(--green-100);color:var(--green-700)}.ic-amber{color:#b45309;background:#fff2d8}.ic-sky{color:#0369a1;background:#e0f0ff}.ic-rose{color:#be123c;background:#ffe4e6}.steps-grid{counter-reset:step;grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative}.step:before{counter-increment:step;content:counter(step, decimal-leading-zero);letter-spacing:-.03em;color:var(--green-100);font-size:44px;font-weight:800;position:absolute;top:18px;right:22px}.step h3{margin-top:34px;font-size:17px;font-weight:800}.step p{color:var(--muted);margin-top:8px;font-size:14.5px}.step .mini{color:var(--green-700);margin-top:18px;font-size:13px;font-weight:700}.cta{background:radial-gradient(600px 260px at 90% 0%, #ffffff24, transparent 55%), linear-gradient(120deg, var(--green-900), #0e7a50);color:#fff;border-radius:28px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:32px;max-width:1112px;margin:0 auto 64px;padding:56px;display:flex}.cta h2{letter-spacing:-.02em;max-width:20ch;font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.15}.cta p{color:#ffffffbf;max-width:46ch;margin-top:12px}footer{border-top:1px solid var(--line);background:var(--surface);padding:36px 0}.footer-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;display:flex}.footer-inner .links{color:var(--muted);gap:22px;font-size:14px;font-weight:600;display:flex}.footer-inner .links a:hover{color:var(--ink)}.footer-note{color:var(--muted);font-size:13px}@media (max-width:960px){nav.main{display:none}.hero-grid{grid-template-columns:1fr;gap:48px;padding-top:28px}.mock{max-width:520px;transform:none}.structure-grid,.steps-grid,.features-grid{grid-template-columns:1fr}.cta{padding:40px 28px}.chip-1{top:-22px;left:6px}.chip-2{bottom:-20px;right:6px}}@media (max-width:400px){.header-actions .btn-ghost,.logo small{display:none}.hero-stats{gap:24px}}.scale{border-collapse:collapse;width:100%;margin-top:16px;font-size:13.5px}.scale th,.scale td{text-align:left;border-bottom:1px solid var(--line);padding:5px 0;font-weight:700}.scale th{width:46px;color:var(--green-700)}.scale td{color:var(--muted);font-weight:600}.scale tr:last-child th,.scale tr:last-child td{border-bottom:none}.bank-note{color:var(--muted);margin-top:18px;font-size:13.5px;font-weight:600}}