:root{--navy: #17212c;--navy-raised: #202c39;--navy-line: #2e3c4b;--green: #0afa20;--green-soft: rgba(10, 250, 32, .14);--red: #ff4d5e;--red-soft: rgba(255, 77, 94, .16);--text: #f2f5f8;--muted: #8d9bab;--radius: 14px;color-scheme:dark;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--navy);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}*{box-sizing:border-box}body{margin:0;min-height:100dvh;background:var(--navy)}button{font:inherit;color:inherit;cursor:pointer}main{max-width:480px;margin:0 auto;padding:max(12px,env(safe-area-inset-top)) 16px max(24px,env(safe-area-inset-bottom))}.muted{color:var(--muted)}.center-message{min-height:100dvh;display:grid;place-items:center;text-align:center}.logo-mark{color:var(--green);display:block}.wordmark{font-weight:800;letter-spacing:-.02em}.wordmark .accent{color:var(--green)}.bar{display:flex;align-items:center;gap:8px;height:52px;margin-bottom:8px}.bar h1{flex:1;margin:0;font-size:17px;font-weight:700;text-align:center}.bar-spacer,.icon-button{width:40px;height:40px;flex:none}.icon-button{display:grid;place-items:center;border:0;border-radius:50%;background:transparent}.icon-button:active{background:var(--navy-raised)}.button{display:block;width:100%;min-height:52px;padding:0 20px;border-radius:var(--radius);border:1px solid transparent;font-weight:700;font-size:16px}.button.primary{background:var(--green);color:var(--navy)}.button.secondary{background:var(--navy-raised);border-color:var(--navy-line)}.button.ghost{background:transparent;color:var(--muted)}.button:active{transform:scale(.98)}.stack{display:grid;gap:10px}.hero{display:flex;flex-direction:column;align-items:center;text-align:center;padding:40px 0 28px}.hero h1{font-size:40px;margin:16px 0 6px}.slogan{margin:0;color:var(--muted);font-size:16px}.section-title{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:8px 0 10px}.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.tier-card{display:flex;flex-direction:column;align-items:center;gap:2px;padding:18px 6px 14px;background:var(--navy-raised);border:1px solid var(--navy-line);border-radius:var(--radius)}.tier-card:active{border-color:var(--green)}.tier-count{font-size:34px;font-weight:800;color:var(--green);line-height:1.1}.tier-label{font-weight:700;font-size:14px}.tier-best{font-size:12px;color:var(--muted)}.home-actions{display:grid;gap:10px;margin-top:24px}.signed-in{text-align:center;font-size:13px;margin-top:28px}.search{width:100%;height:48px;padding:0 16px;margin-bottom:12px;font:inherit;font-size:16px;color:var(--text);background:var(--navy-raised);border:1px solid var(--navy-line);border-radius:var(--radius)}.search:focus{outline:2px solid var(--green);outline-offset:-1px}.people{list-style:none;margin:0;padding:0}.person-row{display:flex;align-items:center;gap:12px;width:100%;padding:8px 4px;background:none;border:0;border-bottom:1px solid var(--navy-line);text-align:left}.avatar{width:48px;height:48px;border-radius:50%;object-fit:cover;flex:none}.person-name{display:block;font-weight:600}.person-title{display:block;font-size:13px;color:var(--muted)}.photo-placeholder{background:var(--navy-raised)}.overlay{position:fixed;inset:0;display:grid;place-items:center;padding:16px;background:#080c11cc;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.card{background:var(--navy-raised);border:1px solid var(--navy-line);border-radius:20px;padding:20px}.person-card{width:min(100%,360px);text-align:center}.person-card h2{margin:14px 0 2px}.person-card p{margin:0 0 18px}.portrait{width:100%;aspect-ratio:1;border-radius:var(--radius);object-fit:cover;display:block}.progress{height:4px;background:var(--navy-raised);border-radius:2px;overflow:hidden;margin-bottom:18px}.progress div{height:100%;background:var(--green);transition:width .3s}.face-frame{position:relative;width:min(78vw,300px);aspect-ratio:1;margin:0 auto 22px;padding:14px}.face{width:100%;height:100%;border-radius:22px;object-fit:cover;display:block}.corner{position:absolute;width:40px;height:40px;border:5px solid var(--green)}.corner.tl{top:0;left:0;border-right:0;border-bottom:0;border-top-left-radius:18px}.corner.tr{top:0;right:0;border-left:0;border-bottom:0;border-top-right-radius:18px}.corner.bl{bottom:0;left:0;border-right:0;border-top:0;border-bottom-left-radius:18px}.corner.br{bottom:0;right:0;border-left:0;border-top:0;border-bottom-right-radius:18px}.options{display:grid;gap:10px}.option{min-height:54px;padding:10px 16px;border-radius:var(--radius);font-size:17px;font-weight:600;background:var(--navy-raised);border:2px solid var(--navy-line);transition:background .15s,border-color .15s,opacity .15s}.option:disabled{cursor:default}.option.pending{border-color:var(--muted)}.option.right{border-color:var(--green);background:var(--green-soft);color:var(--green)}.option.wrong{border-color:var(--red);background:var(--red-soft);color:var(--red)}.option.dim{opacity:.4}.quiz-footer{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:52px;margin-top:16px}.quiz-footer .button{width:auto;min-width:140px}.result-score{text-align:center;padding:48px 0 36px}.big-score{font-size:88px;font-weight:800;line-height:1}.big-score small{font-size:36px;color:var(--muted)}.big-score.perfect{color:var(--green)}.result-line{font-size:18px;margin:14px 0 0}.tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;padding:4px;background:var(--navy-raised);border-radius:var(--radius);margin-bottom:14px}.tab{min-height:40px;border:0;border-radius:10px;background:transparent;color:var(--muted);font-weight:700}.tab.active{background:var(--navy);color:var(--green)}.scores{list-style:none;margin:0 0 20px;padding:0}.score-row{display:flex;align-items:center;gap:12px;padding:10px 8px;border-bottom:1px solid var(--navy-line)}.score-row.mine{background:var(--green-soft);border-radius:10px}.rank{width:28px;text-align:center;font-weight:800;color:var(--muted)}.score-player{flex:1;min-width:0}.score{font-weight:800;font-variant-numeric:tabular-nums}.score.perfect{color:var(--green)}