:root{--blue:#003a86;--blue-dark:#002a61;--blue-tint:#e8eef7;--red:#ed1b24;--red-tint:#fdeaeb;--bg:#f7f7f7;--surface:#fff;--ink:#1c1c1c;--ink-soft:#55585c;--line:#d8dade;--tap:56px;--radius:10px;--font:system-ui, -apple-system, "Segoe UI", Verdana, Arial, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:var(--font);-webkit-text-size-adjust:100%;font-size:17px;line-height:1.5}button,input,select{font:inherit;color:inherit}:focus-visible{outline:3px solid var(--blue);outline-offset:2px}.app{background:var(--bg);flex-direction:column;max-width:520px;min-height:100dvh;margin:0 auto;display:flex}.masthead{background:var(--blue);color:#fff;padding:18px 20px calc(18px + env(safe-area-inset-top,0px));padding-top:calc(18px + env(safe-area-inset-top,0px))}.masthead h1{letter-spacing:.02em;margin:0;font-size:1.25rem;font-weight:800}.masthead p{opacity:.85;margin:4px 0 0;font-size:.9rem}.content{flex:1;padding:20px 20px 24px}.notice{border-radius:var(--radius);background:#fff6e0;border:1px solid #e8c86a;align-items:flex-start;gap:10px;margin-bottom:20px;padding:12px 14px;font-size:.9rem;line-height:1.45;display:flex}.notice strong{display:block}.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px;padding:18px}.step-head{align-items:center;gap:10px;margin-bottom:14px;display:flex}.step-num{background:var(--blue);color:#fff;font-variant-numeric:tabular-nums;border-radius:50%;flex:none;place-items:center;width:26px;height:26px;font-size:.85rem;font-weight:700;display:grid}.step-title{text-transform:uppercase;letter-spacing:.09em;color:var(--ink-soft);font-size:.78rem;font-weight:800}label.field{display:block}.field-label{letter-spacing:.09em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:8px;font-size:.72rem;font-weight:800;display:block}input.control{width:100%;min-height:var(--tap);border:2px solid 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0;border:0;border-radius:8px;flex:none;font-size:1.5rem;line-height:1}.list-remove:active{background:var(--red-tint)}.empty{color:var(--ink-soft);padding:8px 0 4px}.who{background:var(--blue-dark);color:#fff;align-items:center;gap:10px;padding:10px 20px;font-size:.85rem;display:flex}.who-email{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.who-switch{color:#fff;cursor:pointer;background:0 0;border:1px solid #ffffff8c;border-radius:6px;flex:none;padding:6px 10px;font-size:.8rem;font-weight:700}.signin{text-align:left;padding:32px 24px}.signin h2{margin:0 0 10px;font-size:1.5rem;font-weight:800}.signin p{color:var(--ink-soft);margin:0 0 24px}.signin ol{color:var(--ink-soft);margin:0 0 28px;padding-left:20px}.signin li{margin-bottom:8px}.alert{border-radius:var(--radius);margin-bottom:20px;padding:14px 16px;font-size:.92rem}.alert-error{background:var(--red-tint);border:1px solid var(--red)}.alert-error h3{margin:0 0 6px;font-size:1rem}.done{text-align:center;padding:40px 24px}.done-mark{background:var(--blue);color:#fff;border-radius:50%;place-items:center;width:64px;height:64px;margin:0 auto 20px;font-size:2rem;display:grid}.done h2{margin:0 0 8px;font-size:1.4rem;font-weight:800}.done p{color:var(--ink-soft);margin:0 0 28px}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}.detail{margin-top:10px;font-size:.82rem}.detail summary{cursor:pointer;font-weight:700}.detail code{word-break:break-word;white-space:pre-wrap;margin-top:6px;font-size:.78rem;line-height:1.4;display:block}.suggestion{border:2px solid var(--blue);border-radius:var(--radius);background:var(--blue-tint);margin-bottom:16px;padding:14px}.suggestion-lead{margin:0 0 12px;font-size:.95rem}.suggestion-actions{flex-direction:column;align-items:center;gap:8px;display:flex}.results{border:1px solid var(--line);border-radius:var(--radius);margin-top:4px;overflow:hidden}.results 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