:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--bg:#ebe5d8;--surf:#fcfaf6;--surf2:#e0d9c9;--track:#c0b6a0;--line:#d5cec0;--line2:#7e786b;--edge:#c9c0ae;--tx:#14161a;--tx2:#454b52;--tx3:#575d65;--acc:#8a5300;--acc-ink:#fff;--acc-container:#eadfcf;--success:#1b6631;--leitner-1:#8a5300;--leitner-2:#875c1b;--leitner-3:#846636;--leitner-4:#816f50;--leitner-5:#7e786b;--heat-0:var(--surf2);--heat-1:#d1bb99;--heat-2:#bd9e6f;--heat-3:#9b6c25;--heat-4:#8a5300;--card-border-width:1px;--card-border-color:var(--edge);--card-shadow:none;--radius:14px;--radius-sm:8px;--shell:1080px}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:#0e0f12;--surf:#15171b;--surf2:#1c1f25;--track:#4b535e;--line:#2e333b;--line2:#6b7280;--edge:#2e333b;--tx:#f2f3f5;--tx2:#aeb5bf;--tx3:#8b929d;--acc:#e9a233;--acc-ink:#0e0f12;--acc-container:#372d1f;--success:#5fd08a;--leitner-1:#e9a233;--leitner-2:#ca9646;--leitner-3:#aa8a5a;--leitner-4:#8a7e6d;--leitner-5:#6b7280;--heat-1:#503e22;--heat-2:#6e5125;--heat-3:#c98d2f;--heat-4:#e9a233;--card-border-width:0;--card-border-color:transparent;--card-shadow:0 1px 2px #00000073, 0 10px 28px #00000052}}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--tx);letter-spacing:-.01em;word-break:keep-all;overflow-wrap:anywhere;margin:0;font-family:Pretendard,Pretendard Variable,-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Segoe UI,Roboto,Malgun Gothic,Noto Sans 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var(--line)}.header-row{justify-content:space-between;align-items:center;gap:16px;min-height:68px;display:flex}.wordmark{letter-spacing:-.03em;color:var(--tx);font-size:19px;font-weight:800}.hero{padding:clamp(48px,8vw,92px) 0 clamp(40px,6vw,72px)}.hero-grid{align-items:center;gap:clamp(36px,6vw,64px);display:grid}@media (min-width:900px){.hero-grid{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr)}}.eyebrow{color:var(--acc);letter-spacing:.04em;margin-bottom:14px;font-size:14px;font-weight:700}h1{font-size:clamp(34px,5.4vw,54px);font-weight:800}h1 em{color:var(--acc);font-style:normal}.lede{max-width:34em;color:var(--tx2);margin-top:20px;font-size:clamp(16px,1.6vw,18px)}.cta-row{flex-wrap:wrap;align-items:center;gap:14px 20px;margin-top:32px;display:flex}.cta-note{color:var(--tx3);font-size:14px}.hero-mock{gap:22px;display:grid}.mock-card{border-radius:var(--radius);background:var(--surf);border:var(--card-border-width) solid var(--card-border-color);box-shadow:var(--card-shadow);padding:26px 24px 22px}.mock-card-tag{background:var(--acc-container);color:var(--acc);border-radius:999px;padding:4px 11px;font-size:13px;font-weight:700;display:inline-block}.mock-card-q{margin-top:18px;font-size:21px;font-weight:700;line-height:1.45}.mock-card-divider{background:var(--line);height:1px;margin:22px 0 14px}.mock-card-hint{color:var(--tx3);font-size:14px}.mock-boxes{grid-template-columns:repeat(5,1fr);align-items:end;gap:10px;display:grid}.mock-box{justify-items:center;gap:8px;display:grid}.mock-box-pip{background:var(--leitner-1);border-radius:5px;width:100%}.mock-box-1 .mock-box-pip{background:var(--leitner-1);height:16px}.mock-box-2 .mock-box-pip{background:var(--leitner-2);height:24px}.mock-box-3 .mock-box-pip{background:var(--leitner-3);height:34px}.mock-box-4 .mock-box-pip{background:var(--leitner-4);height:46px}.mock-box-5 .mock-box-pip{background:var(--leitner-5);height:60px}.mock-box-num{color:var(--tx3);font-size:13px;font-weight:700}.section{padding:clamp(52px,8vw,88px) 0}.section-alt{background:var(--surf2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.section h2{font-size:clamp(26px,3.4vw,34px);font-weight:800}.card{border-radius:var(--radius);background:var(--surf);border:var(--card-border-width) solid var(--card-border-color);box-shadow:var(--card-shadow);padding:26px 24px}.feature-grid{gap:20px;margin-top:36px;display:grid}@media (min-width:760px){.feature-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}.feature{flex-direction:column;display:flex}.feature h3{font-size:20px;font-weight:700}.feature p{color:var(--tx2);margin-top:12px;font-size:15.5px}.feature-viz{margin-top:auto;padding-top:22px}.viz-caption{color:var(--tx3);margin-top:12px;font-size:13px;line-height:1.5}.viz-boxes{grid-template-columns:repeat(5,1fr);gap:8px;display:grid}.viz-box{border-radius:var(--radius-sm);height:38px;color:var(--tx2);background:var(--surf2);border-bottom:4px solid var(--leitner-5);place-items:center;font-size:13px;font-weight:700;display:grid}.viz-box-1{border-bottom-color:var(--leitner-1)}.viz-box-2{border-bottom-color:var(--leitner-2)}.viz-box-3{border-bottom-color:var(--leitner-3)}.viz-box-4{border-bottom-color:var(--leitner-4)}.viz-box-5{border-bottom-color:var(--leitner-5)}.viz-mcq{gap:8px;display:grid}.viz-stem{color:var(--tx3);font-size:13px;font-weight:700}.viz-choice{border-radius:var(--radius-sm);background:var(--surf2);color:var(--tx2);padding:9px 13px;font-size:14px}.viz-choice.is-correct{background:var(--acc-container);color:var(--acc);box-shadow:inset 3px 0 0 var(--acc);font-weight:700}.viz-timer{background:var(--track);border-radius:999px;height:6px;margin-top:6px;overflow:hidden}.viz-timer-fill{background:var(--acc);width:62%;height:100%;display:block}.viz-heat{grid-template-columns:repeat(7,1fr);gap:5px;display:grid}.heat-cell{aspect-ratio:1;background:var(--heat-0);border-radius:3px}.heat-1{background:var(--heat-1)}.heat-2{background:var(--heat-2)}.heat-3{background:var(--heat-3)}.heat-4{background:var(--heat-4)}.steps{counter-reset:step;gap:20px;margin-top:36px;display:grid}@media (min-width:760px){.steps{grid-template-columns:repeat(3,minmax(0,1fr))}}.step-num{background:var(--acc);width:34px;height:34px;color:var(--acc-ink);border-radius:999px;place-items:center;font-size:15px;font-weight:800;display:grid}.step h3{margin-top:16px;font-size:18px;font-weight:700}.step p{color:var(--tx2);margin-top:10px;font-size:15.5px}.closing{text-align:center;margin-top:40px}.site-footer{border-top:1px solid var(--line);padding:44px 0 56px}.footer-row{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px 32px;display:flex}.footer-note{color:var(--tx2);margin-top:4px;font-size:14.5px}.footer-links a{font-size:15px;font-weight:700}.footer-fine{max-width:60ch;color:var(--tx3);margin-top:22px;font-size:13px;line-height:1.6}