:root{--primary:#5a7f20;--primary-dark:#49671a;--primary-soft:#eef5e3;--brand:#79ac2b;--accent:#8c6d4a;--accent-soft:#f4eee6;--bg:#f5f7fa;--surface:#fff;--surface-2:#f0f3f7;--text:#0f172a;--text-2:#475569;--muted:#64748b;--line:#e2e8f0;--good:#16a34a;--good-soft:#e8f7ee;--bad:#dc2626;--warn:#b45309;--warn-soft:#fff6e5;--radius:20px;--radius-sm:14px;--shadow:0 1px 2px #0f172a0d, 0 10px 30px #0f172a12;--shadow-lg:0 2px 6px #0f172a0f, 0 22px 50px #0f172a1f;--stage-bg:#0b1424;--font:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--cat:var(--primary);--cat-soft:var(--primary-soft)}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%}body{font-family:var(--font);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;margin:0;font-size:17px;line-height:1.5}body.no-scroll{overflow:hidden}img,svg{display:block}a{color:var(--primary-dark)}button{font:inherit}h1,h2,h3{letter-spacing:-.01em;margin:0;line-height:1.15}p{margin:0}:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:6px}.skip-link{z-index:1000;background:var(--surface);border-radius:10px;padding:8px 14px;position:absolute;top:8px;left:-999px}.skip-link:focus{left:8px}.container{width:100%;max-width:1160px;padding:0 max(20px, env(safe-area-inset-left)) 0 max(20px, env(safe-area-inset-right));margin:0 auto}.muted{color:var(--muted)}.small{font-size:14px}.btn{border-radius:var(--radius-sm);cursor:pointer;touch-action:manipulation;-webkit-user-select:none;user-select:none;border:2px solid #0000;justify-content:center;align-items:center;gap:10px;min-height:48px;padding:0 20px;font-size:17px;font-weight:700;text-decoration:none;transition:transform 80ms,background-color .15s,box-shadow .15s;display:inline-flex}.btn:active{transform:scale(.97)}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px #5a7f2047;box-shadow:0 6px 18px color-mix(in srgb, var(--primary) 32%, transparent)}.btn-primary:hover{background:var(--primary-dark)}.btn-ghost{background:var(--surface);color:var(--text);border-color:var(--line)}.btn-ghost:hover{border-color:var(--primary);border-color:color-mix(in srgb, var(--primary) 40%, var(--line))}.btn-xl{border-radius:16px;min-height:60px;padding:0 28px;font-size:19px}.btn-sm{min-height:40px;padding:0 14px;font-size:15px}.btn-block{width:100%}.link-btn{color:var(--text-2);cursor:pointer;text-underline-offset:3px;background:0 0;border:0;align-items:center;gap:6px;padding:6px 0;text-decoration:underline;display:inline-flex}.chip{background:var(--surface-2);color:var(--text-2);white-space:nowrap;border-radius:999px;align-items:center;gap:6px;padding:6px 12px;font-size:15px;font-weight:600;display:inline-flex}.chip-sm{padding:3px 10px;font-size:13px}.chip-week{background:var(--primary-soft);color:var(--primary-dark)}.week-dots{gap:4px;margin-right:2px;display:inline-flex}.week-dot{opacity:.55;border:2px solid;border-radius:50%;width:10px;height:10px}.week-dot.is-on{opacity:1;background:currentColor}.chip-good{background:var(--good-soft);color:var(--good)}.chip-best{background:var(--accent-soft);color:#6b5234}.chip-new{background:var(--primary-soft);color:var(--primary-dark)}.chip-cat{background:var(--cat-soft);color:color-mix(in srgb, var(--cat) 80%, #000)}.chip-series{background:var(--primary-soft);color:var(--primary-dark)}.badge{vertical-align:middle;border-radius:50%;place-items:center;width:22px;height:22px;display:inline-grid}.badge-good{background:var(--good);color:#fff}.site-header{background:var(--surface);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top)}.header-inner{justify-content:space-between;align-items:center;gap:16px;min-height:68px;display:flex}.brand{color:var(--text);align-items:center;gap:12px;min-width:0;text-decoration:none;display:flex}.brand-mark{flex:none;width:40px;height:40px}.brand-logo{width:auto;height:40px}.brand-text{flex-direction:column;min-width:0;display:flex}.brand-name{letter-spacing:-.01em;font-size:21px;font-weight:800}.brand-by{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;font-size:13px;overflow:hidden}.header-nav{align-items:center;gap:14px;display:flex}.nav-link{color:var(--text-2);align-items:center;gap:8px;padding:10px 8px;font-weight:600;text-decoration:none;display:inline-flex}.lang-switch{background:var(--surface-2);border-radius:12px;padding:4px;display:inline-flex}.lang-btn{min-width:46px;min-height:40px;color:var(--text-2);cursor:pointer;touch-action:manipulation;background:0 0;border:0;border-radius:9px;font-weight:700}.lang-btn.is-active{background:var(--surface);color:var(--primary-dark);box-shadow:0 1px 3px #0f172a1f}.site-footer{padding:36px 0 calc(36px + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--line);margin-top:56px}.cta-box{border-radius:var(--radius);background:var(--primary-soft);color:var(--primary-dark);align-items:center;gap:16px;margin-bottom:26px;padding:18px 20px;display:flex}.cta-box p{flex:1;font-weight:600}.footer-grid{grid-template-columns:1fr 1fr;gap:18px;display:grid}.footer-note{color:var(--text-2);gap:10px;font-size:15px;display:flex}.footer-note svg{flex:none;margin-top:3px}.footer-links{flex-wrap:wrap;align-items:center;gap:8px 22px;margin-top:22px;font-size:15px;display:flex}.footer-msg{color:var(--good);font-weight:600}.footer-copy{color:var(--muted);margin-top:16px;font-size:13px}.is-embed .site-footer .cta-box{display:none}.home{padding-top:28px}.kicker{text-transform:uppercase;letter-spacing:.08em;color:var(--accent);font-size:14px;font-weight:800}.kicker-cat{color:var(--cat)}.hero{background:radial-gradient(120% 140% at 0% 0%, var(--primary-soft) 0%, #fff 58%), var(--surface);border:1px solid color-mix(in srgb, var(--brand) 18%, transparent);box-shadow:var(--shadow);border-radius:28px;grid-template-columns:1.25fr 1fr;align-items:center;gap:28px;padding:34px;display:grid}.hero h1{margin:8px 0 12px;font-size:clamp(34px,5vw,52px);font-weight:850}.lead{color:var(--text-2);max-width:38em;font-size:19px}.hero-actions{flex-wrap:wrap;align-items:center;gap:14px 18px;margin-top:24px;display:flex}.hero-info{color:var(--text-2);align-items:center;gap:6px;font-weight:600;display:inline-flex}.hero-stats{flex-wrap:wrap;gap:10px;margin-top:18px;display:flex}.daily-list{gap:12px;margin:0;padding:0;list-style:none;display:grid}.daily-item{background:var(--surface);border:2px solid var(--line);color:var(--text);border-radius:18px;grid-template-columns:34px 52px 1fr 24px;align-items:center;gap:12px;min-height:76px;padding:12px 16px 12px 12px;text-decoration:none;transition:border-color .15s,transform 80ms;display:grid}.daily-item:hover{border-color:var(--cat);border-color:color-mix(in srgb, var(--cat) 50%, var(--line))}.daily-item:active{transform:scale(.99)}.daily-num{background:var(--surface-2);width:34px;height:34px;color:var(--text-2);border-radius:50%;place-items:center;font-weight:800;display:grid}.daily-item.is-done .daily-num{background:var(--good);color:#fff}.daily-icon{background:var(--cat-soft);width:52px;height:52px;color:var(--cat);border-radius:15px;place-items:center;display:grid}.daily-name{font-size:18px;font-weight:750}.daily-go{color:var(--muted)}.section-title{margin-bottom:14px;font-size:24px}.how{margin:40px 0 8px}.how-steps{grid-template-columns:repeat(3,1fr);gap:16px;margin:0;padding:0;list-style:none;display:grid}.how-steps li{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);color:var(--text-2);align-items:flex-start;gap:14px;padding:18px;display:flex}.how-num{background:var(--brand);color:#fff;border-radius:50%;flex:none;place-items:center;width:36px;height:36px;font-weight:800;display:grid}.category{margin-top:44px}.category-head{align-items:center;gap:14px;margin-bottom:16px;display:flex}.category-head h2{font-size:26px}.category-head p{color:var(--text-2)}.category-icon{background:var(--cat);color:#fff;border-radius:14px;flex:none;place-items:center;width:48px;height:48px;display:grid}.card-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;display:grid}.ex-card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);color:var(--text);border:2px solid #0000;gap:16px;min-height:132px;padding:18px;text-decoration:none;transition:border-color .15s,transform 80ms,box-shadow .15s;display:flex}.ex-card:hover{border-color:var(--cat);border-color:color-mix(in srgb, var(--cat) 45%, transparent);box-shadow:var(--shadow-lg)}.ex-card:active{transform:scale(.985)}.ex-card-icon{background:var(--cat-soft);width:64px;height:64px;color:var(--cat);border-radius:18px;flex:none;place-items:center;display:grid}.ex-card-body{flex-direction:column;gap:6px;min-width:0;display:flex}.ex-card-title{align-items:center;gap:8px;font-size:20px;font-weight:800;display:flex}.ex-card-tagline{color:var(--text-2);font-size:15px}.ex-card-meta{flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:4px;display:flex}.intro{padding-top:18px}.intro-top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:14px;display:flex}.back-link{color:var(--text-2);align-items:center;gap:6px;min-height:44px;padding:10px 0;font-weight:700;text-decoration:none;display:inline-flex}.intro-grid{grid-template-columns:1.35fr 1fr;align-items:start;gap:28px;display:grid}.intro-demo{position:sticky;top:16px}.demo-stage{aspect-ratio:16/11;background:var(--stage-bg);width:100%;box-shadow:var(--shadow-lg);border-radius:24px;position:relative;overflow:hidden}.demo-stage canvas,.stage canvas{touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;display:block;position:absolute;top:0;bottom:0;left:0;right:0}.intro-text{flex-direction:column;gap:18px;display:flex}.intro-title{align-items:center;gap:14px;display:flex}.intro-title h1{font-size:clamp(30px,4vw,42px);font-weight:850}.intro-icon{background:var(--cat-soft);width:64px;height:64px;color:var(--cat);border-radius:18px;flex:none;place-items:center;display:grid}.intro-tagline{color:var(--text-2);font-size:20px;font-weight:600}.intro-steps{gap:12px;margin:0;padding:0;list-style:none;display:grid}.intro-steps li{align-items:center;gap:14px;font-size:19px;font-weight:600;display:flex}.step-num{background:var(--cat);color:#fff;border-radius:50%;flex:none;place-items:center;width:38px;height:38px;font-weight:800;display:grid}.intro-meta{color:var(--text-2);gap:18px;font-size:15px;font-weight:600;display:flex}.intro-meta span{align-items:center;gap:6px;display:inline-flex}.notice{border-radius:var(--radius-sm);background:var(--surface-2);color:var(--text-2);align-items:flex-start;gap:10px;padding:12px 14px;font-size:15px;display:flex}.notice svg{flex:none;margin-top:2px}.notice-warn{background:var(--warn-soft);color:var(--warn)}.notice-info{background:var(--primary-soft);color:var(--primary-dark)}.good-for{flex-wrap:wrap;align-items:center;gap:8px;font-size:15px;display:flex}.good-for-label{color:var(--text-2);font-weight:700}.curious{border-radius:var(--radius-sm);background:var(--surface);border:1px solid var(--line);padding:4px 16px}.curious summary{cursor:pointer;align-items:center;gap:8px;min-height:48px;font-weight:700;list-style:none;display:flex}.curious summary::-webkit-details-marker{display:none}.curious p{color:var(--text-2);margin-bottom:10px}.curious a{margin-bottom:12px;font-weight:700;display:inline-block}.session{z-index:100;background:var(--stage-bg);overscroll-behavior:contain;flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}.session.session-result{background:var(--bg);-webkit-overflow-scrolling:touch;overflow-y:auto}.run{min-height:0;padding:0 env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);-webkit-user-select:none;user-select:none;flex-direction:column;flex:1;display:flex;position:relative}.hud{padding:calc(8px + env(safe-area-inset-top)) 12px 8px 12px;color:#e8eef7;background:#0a1220;border-bottom:1px solid #ffffff12;align-items:center;gap:14px;display:flex}.hud-btn{color:#fff;cursor:pointer;touch-action:manipulation;background:#ffffff1a;border:0;border-radius:14px;flex:none;place-items:center;width:52px;height:52px;display:grid}.hud-btn:active{background:#fff3}.hud-progress{background:#ffffff1f;border-radius:99px;flex:1;min-width:72px;height:10px;overflow:hidden}.hud-progress-bar{transform-origin:0;background:linear-gradient(90deg, var(--brand), #b5d86b);border-radius:99px;width:100%;height:100%;transition:transform .2s linear;transform:scaleX(0)}.hud-label{white-space:nowrap;text-overflow:ellipsis;font-variant-numeric:tabular-nums;color:#b7c4d8;text-align:right;min-width:4ch;max-width:40vw;font-size:17px;font-weight:700;overflow:hidden}.hud-score{font-variant-numeric:tabular-nums;text-align:right;min-width:3ch;font-size:24px;font-weight:850}.stage{touch-action:none;flex:1;min-height:0;position:relative;overflow:hidden}.countdown{pointer-events:none;background:#0b1424b8;place-items:center;display:grid;position:absolute;top:68px;bottom:0;left:0;right:0}.countdown-num{color:#fff;text-shadow:0 8px 40px #0006;font-size:clamp(90px,22vmin,190px);font-weight:900;animation:.6s ease-out both pop}@keyframes pop{0%{opacity:0;transform:scale(.4)}35%{opacity:1;transform:scale(1.08)}to{opacity:1;transform:scale(1)}}.modal-backdrop{z-index:5;background:#050a14b8;place-items:center;padding:20px;display:grid;position:absolute;top:0;bottom:0;left:0;right:0}.modal{background:var(--surface);text-align:center;width:min(440px,100%);box-shadow:var(--shadow-lg);border-radius:24px;gap:16px;padding:26px;display:grid}.modal h2{font-size:28px}.modal p{color:var(--text-2)}.modal-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}.result{padding-top:calc(24px + env(safe-area-inset-top));padding-bottom:calc(40px + env(safe-area-inset-bottom))}.result-card{background:var(--surface);max-width:720px;box-shadow:var(--shadow-lg);border-radius:28px;gap:20px;margin:0 auto;padding:30px;display:grid}.result-headline{color:var(--text);align-items:center;gap:10px;font-size:clamp(28px,4vw,38px);font-weight:850;display:flex}.result-headline svg{color:var(--brand)}.result-main{background:var(--cat-soft);text-align:center;border-radius:22px;padding:22px}.result-label{color:var(--text-2);font-weight:700}.result-value{color:color-mix(in srgb, var(--cat) 85%, #000);font-variant-numeric:tabular-nums;margin:4px 0 10px;font-size:clamp(56px,11vw,88px);font-weight:900;line-height:1.05}.result-unit,.result-prefix{font-size:.42em;font-weight:800}.result-compare{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.result-stats{grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;display:grid}.stat{background:var(--surface-2);border-radius:16px;flex-direction:column;gap:2px;padding:14px;display:flex}.stat-value{font-variant-numeric:tabular-nums;font-size:24px;font-weight:850}.stat-label{color:var(--text-2);font-size:14px;font-weight:600}.result-history{border:1px solid var(--line);border-radius:18px;padding:14px 16px 10px}.result-history-head{justify-content:space-between;margin-bottom:6px;font-size:15px;font-weight:700;display:flex}.sparkline{width:100%;height:auto}.tip{color:#7c4a03;background:#fff8e6;border-radius:18px;align-items:flex-start;gap:14px;padding:16px 18px;display:flex}.tip svg{flex:none;margin-top:2px}.tip p{margin-top:2px}.series-done{background:var(--good-soft);color:#14532d;border-radius:18px;align-items:center;gap:14px;padding:16px 18px;display:flex}.result-actions{flex-wrap:wrap;gap:12px;display:flex}.result-actions .btn-xl{flex:260px}.result-cta{color:var(--text-2);flex-wrap:wrap;align-items:center;gap:6px;display:flex}.science{padding-top:18px}.science h1{margin:6px 0 12px;font-size:clamp(30px,4vw,42px);font-weight:850}.science .notice{margin:18px 0 8px}.principles{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);margin:26px 0;padding:22px}.principles h2{margin-bottom:12px;font-size:22px}.principles ul{gap:10px;margin:0;padding:0;list-style:none;display:grid}.principles li{color:var(--text-2);gap:10px;display:flex}.principles li svg{color:var(--good);flex:none;margin-top:3px}.sci-card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);gap:14px;margin-bottom:18px;padding:22px;scroll-margin-top:16px;display:grid}.sci-head{flex-wrap:wrap;align-items:center;gap:14px;display:flex}.sci-head>div{flex:1;min-width:200px}.sci-head h2{font-size:23px}.evidence{border-radius:999px;padding:6px 12px;font-size:14px;font-weight:700}.evidence-strong{background:var(--good-soft);color:var(--good)}.evidence-medium{color:#92400e;background:#fff7e0}.evidence-weak{background:var(--surface-2);color:var(--text-2)}.sci-body{grid-template-columns:200px 1fr;gap:8px 18px;margin:0;display:grid}.sci-body dt{color:var(--cat);font-weight:800}.sci-body dd{color:var(--text-2);margin:0}.sources summary{cursor:pointer;align-items:center;min-height:40px;font-weight:700;display:flex}.sources ul{gap:6px;margin:6px 0 0;padding-left:20px;font-size:15px;display:grid}.sci-card .btn{justify-self:start}@media (max-width:980px){.hero{grid-template-columns:1fr;padding:26px}.intro-grid{grid-template-columns:1fr}.intro-demo{position:static}}@media (max-width:760px){body{font-size:16px}.how-steps,.footer-grid{grid-template-columns:1fr}.cta-box{flex-direction:column;align-items:flex-start}.sci-body{grid-template-columns:1fr}.hide-sm{display:none}.result-card{padding:22px}}@media (max-width:420px){.hero{padding:20px}.card-grid{grid-template-columns:1fr}.demo-stage{aspect-ratio:4/3.4}.hud{gap:8px}.hud-btn{width:46px;height:46px}}@media (prefers-reduced-motion:reduce){.btn,.ex-card,.daily-item,.hud-progress-bar{transition:none}.countdown-num{animation:none}}