:root{--bg:#0e1117;--bg-deep:#080a0f;--bg-raised:#171c26;--bg-input:#1f2632;--surface:linear-gradient(180deg, #1a202b, #151a23);--surface-raised:linear-gradient(180deg, #222a37, #1b222d);--surface-sunken:#0d1016b8;--hairline:#ffffff0f;--border:#29313f;--border-soft:#202734;--text:#e9edf5;--text-dim:#8f9bb0;--text-faint:#616d80;--accent:#7dd3a0;--accent-dim:#3d7758;--accent-deep:#4fa87a;--gold:#f0c674;--warn:#e3b45f;--danger:#d9756a;--radius:15px;--radius-sm:10px;--shadow-card:0 1px 2px #0006, 0 6px 18px -10px #000000b3;--shadow-float:0 -1px 0 var(--hairline), 0 -8px 28px -12px #000c;--font-num:ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;--safe-bottom:env(safe-area-inset-bottom,0px);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}button,a,[role=button]{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;touch-action:manipulation}html,body{overscroll-behavior:none;-webkit-font-smoothing:antialiased;background:var(--bg-deep);min-height:100%;color:var(--text);overscroll-behavior-y:none;margin:0;padding:0;font-family:system-ui,-apple-system,Hiragino Sans,Noto Sans JP,sans-serif;font-size:16px;line-height:1.6}body:before{content:"";pointer-events:none;z-index:-1;background:radial-gradient(90rem 32rem at 50% -12rem, #7dd3a01a, transparent 70%), radial-gradient(60rem 26rem at 85% 8%, #6aa9e012, transparent 70%), var(--bg);position:fixed;inset:0}h1,h2,h3{letter-spacing:.01em;margin:0;font-weight:700;line-height:1.3}h1{font-size:1.3rem}h2{font-size:1rem}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:none}input,select,textarea{font:inherit;color:var(--text);background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;padding:.62rem .75rem;font-size:max(16px,1rem);transition:border-color .18s,box-shadow .18s}input:focus,select:focus,textarea:focus{border-color:var(--accent-dim);outline:none;box-shadow:0 0 0 3px #7dd3a021}input:focus-visible,select:focus-visible,textarea:focus-visible,button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}input::placeholder{color:var(--text-faint)}.app{flex-direction:column;max-width:32rem;min-height:100dvh;margin:0 auto;display:flex}.page{padding:.9rem .85rem calc(1.2rem + 4.6rem + var(--safe-bottom));flex:1}.card{background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:.9rem;position:relative}.card:before{content:"";border-radius:var(--radius) var(--radius) 0 0;background:linear-gradient(90deg, transparent, var(--hairline) 18%, var(--hairline) 82%, transparent);pointer-events:none;height:1px;position:absolute;inset:0 0 auto}.section-title{align-items:center;gap:.5rem;display:flex}.section-title:before{content:"";background:linear-gradient(180deg, var(--accent), var(--accent-dim));border-radius:2px;width:3px;height:1em}.eyebrow{letter-spacing:.14em;text-transform:uppercase;color:var(--text-faint);font-size:.63rem;font-weight:700}.btn{background:var(--bg-input);border:1px solid var(--border);border-radius:12px;justify-content:center;align-items:center;gap:.4rem;min-height:2.9rem;padding:0 1rem;font-weight:600;transition:transform 80ms;display:inline-flex}.btn:active{transform:scale(.97)}.btn-primary{background:var(--accent);border-color:var(--accent);color:#0e1a13}.btn-ghost{background:0 0}.muted{color:var(--text-dim);font-size:.85rem}.row{align-items:center;gap:.6rem;display:flex}.stack{flex-direction:column;gap:.75rem;display:flex}.visually-hidden{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}