:root{--bg:#080808;--panel:#121212;--panel-soft:#181818;--text:#f4f4f5;--muted:#a1a1aa;--line:rgba(255,255,255,0.1)}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Hiragino Sans,Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit}.age-page{min-height:100dvh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top,rgba(255,255,255,.08),transparent 34%),#080808}.age-card{width:min(440px,100%);border:1px solid var(--line);border-radius:28px;padding:28px;background:rgba(18,18,18,.86);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:0 24px 80px rgba(0,0,0,.45)}.brand{letter-spacing:-.04em;font-size:34px;line-height:1;margin:0 0 18px}.muted{color:var(--muted)}.primary-button,.secondary-button{width:100%;border-radius:999px;padding:15px 18px;cursor:pointer}.primary-button{border:0;color:#09090b;background:#f4f4f5}.secondary-button{color:#f4f4f5;background:transparent;border:1px solid var(--line)}.button-stack{display:grid;gap:10px;margin-top:24px}.feed-shell{height:100dvh;overflow:hidden;background:#050505}.topbar{position:fixed;z-index:20;top:0;left:0;right:0;height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;background:linear-gradient(180deg,rgba(0,0,0,.74),transparent);pointer-events:none}.topbar a,.topbar span{pointer-events:auto}.logo{font-size:18px;font-weight:700;letter-spacing:-.04em}.pr-label{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:5px 9px;color:var(--muted);font-size:11px;letter-spacing:.04em}.feed{height:100dvh;overflow-y:auto;scroll-snap-type:y mandatory;overscroll-behavior-y:contain}.feed-item{position:relative;height:100dvh;scroll-snap-align:start;scroll-snap-stop:always;display:grid;place-items:center;padding:72px 14px 28px}.video-card{width:min(520px,100%);height:min(760px,calc(100dvh - 108px));border-radius:32px;overflow:hidden;border:1px solid var(--line);background:var(--panel);position:relative;box-shadow:0 24px 80px rgba(0,0,0,.44);touch-action:pan-y}.media-area{position:absolute;inset:0;background:#111}.sample-iframe,.sample-video{width:100%;height:100%;object-fit:cover;border:0;background:#111}.poster-fallback{width:100%;height:100%;object-fit:cover;filter:saturate(.9)}.video-gradient{position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.86),transparent 45%),linear-gradient(180deg,rgba(0,0,0,.26),transparent 28%);pointer-events:none}.video-info{position:absolute;z-index:3;left:18px;right:18px;bottom:18px}.video-title{margin:10px 0 8px;font-size:19px;line-height:1.35;letter-spacing:-.02em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.meta{color:var(--muted);font-size:13px;line-height:1.6}.cta-row{margin-top:14px;display:flex;gap:10px;align-items:center}.cta{flex:1 1;display:inline-flex;justify-content:center;border:0;border-radius:999px;padding:13px 16px;background:#f4f4f5;color:#09090b;font-weight:700;cursor:pointer}.hint{font-size:12px;color:var(--muted);white-space:nowrap}.swipe-hint{position:absolute;z-index:4;right:18px;top:50%;transform:translateY(-50%);writing-mode:vertical-rl;color:rgba(255,255,255,.62);font-size:12px;letter-spacing:.08em}.pr-card{width:min(520px,100%);height:min(760px,calc(100dvh - 108px));border-radius:32px;border:1px solid var(--line);background:radial-gradient(circle at top,rgba(255,255,255,.09),transparent 30%),var(--panel-soft);display:grid;align-content:center;padding:30px;box-shadow:0 24px 80px rgba(0,0,0,.44)}.pr-card h2{margin:14px 0 10px;font-size:30px;letter-spacing:-.06em}.pr-card p{color:var(--muted);line-height:1.8}.footer-note{font-size:11px;color:var(--muted);line-height:1.7;margin-top:20px}.ranking-page{min-height:100dvh;padding:28px;background:#080808}.ranking-grid,.ranking-header{max-width:960px;margin-left:auto;margin-right:auto}.ranking-header{margin-bottom:22px}.ranking-grid{display:grid;gap:12px}.ranking-card{display:grid;grid-template-columns:88px 1fr;gap:14px;padding:12px;border:1px solid var(--line);border-radius:20px;background:var(--panel)}.ranking-card img{width:88px;height:124px;object-fit:cover;border-radius:14px}.empty-state{min-height:100dvh;display:grid;place-items:center;padding:24px;text-align:center}