:root{--wave-1: #22d3ee;--wave-2: #3b82f6;--wave-3: #8b5cf6;--accent: var(--wave-2);--accent-soft: rgba(59, 130, 246, .14);--download: #22d3ee;--upload: #a78bfa;--good: #34d399;--warn: #fbbf24;--bad: #fb7185;--bg: #f6f8fb;--surface: #ffffff;--surface-2: #eef2f7;--border: rgba(15, 23, 42, .1);--text: #0f172a;--text-dim: #64748b;--text-faint: #94a3b8;--shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 8px 24px rgba(15, 23, 42, .06);--radius: 18px;--radius-sm: 12px;--tap: 44px;color-scheme:light dark}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #070b14;--surface: #0f172a;--surface-2: #16213a;--border: rgba(148, 163, 184, .16);--text: #f1f5f9;--text-dim: #94a3b8;--text-faint: #64748b;--accent-soft: rgba(59, 130, 246, .2);--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 28px rgba(0, 0, 0, .35)}}:root[data-theme=dark]{--bg: #070b14;--surface: #0f172a;--surface-2: #16213a;--border: rgba(148, 163, 184, .16);--text: #f1f5f9;--text-dim: #94a3b8;--text-faint: #64748b;--accent-soft: rgba(59, 130, 246, .2);--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 28px rgba(0, 0, 0, .35)}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,system-ui,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;overscroll-behavior-y:none;-webkit-tap-highlight-color:transparent;min-height:100dvh}.app{max-width:560px;margin:0 auto;padding:calc(env(safe-area-inset-top) + 16px) calc(env(safe-area-inset-right) + 16px) calc(env(safe-area-inset-bottom) + 24px) calc(env(safe-area-inset-left) + 16px);display:flex;flex-direction:column;gap:18px;min-height:100dvh}.header{display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{display:flex;align-items:center;gap:10px;font-weight:650;font-size:1.05rem;letter-spacing:-.01em}.brand svg{width:26px;height:26px;display:block}.icon-button{width:var(--tap);height:var(--tap);display:grid;place-items:center;border:1px solid var(--border);border-radius:50%;background:var(--surface);color:var(--text-dim);cursor:pointer;transition:color .15s,border-color .15s}.icon-button:hover{color:var(--text)}.icon-button svg{width:20px;height:20px}.gauge-wrap{display:flex;flex-direction:column;align-items:center;gap:8px}.gauge{position:relative;width:min(300px,78vw);aspect-ratio:1}.gauge 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var(--border);box-shadow:none}.metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.metric{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px}.metric-label{display:flex;align-items:center;gap:6px;font-size:.72rem;text-transform:uppercase;letter-spacing:.07em;color:var(--text-dim)}.metric-label .dot{width:7px;height:7px;border-radius:50%;background:currentColor}.metric-value{font-size:1.5rem;font-weight:650;letter-spacing:-.02em;font-variant-numeric:tabular-nums;margin-top:4px}.metric-value small{font-size:.7rem;font-weight:500;color:var(--text-dim);margin-left:3px}.metric[data-kind=download] .metric-label{color:var(--download)}.metric[data-kind=upload] .metric-label{color:var(--upload)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;box-shadow:var(--shadow)}.card h2{margin:0 0 10px;font-size:.78rem;text-transform:uppercase;letter-spacing:.07em;color:var(--text-dim);font-weight:600}.info-row{display:flex;justify-content:space-between;gap:12px;padding:7px 0;font-size:.9rem;border-bottom:1px solid var(--border)}.info-row:last-child{border-bottom:none}.info-row dt{color:var(--text-dim);margin:0}.info-row dd{margin:0;text-align:right;font-weight:550;overflow-wrap:anywhere}.history-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}.history-item{display:grid;grid-template-columns:1fr auto auto;gap:12px;align-items:baseline;padding:10px 0;border-bottom:1px solid var(--border);font-size:.9rem}.history-item:last-child{border-bottom:none}.history-when{color:var(--text-dim);font-size:.82rem}.history-speed{font-variant-numeric:tabular-nums;font-weight:600}.history-speed[data-kind=down]{color:var(--download)}.history-speed[data-kind=up]{color:var(--upload)}.empty{color:var(--text-faint);font-size:.88rem;text-align:center;padding:14px 0}.text-button{background:none;border:none;color:var(--text-dim);font-size:.82rem;cursor:pointer;padding:4px 0;text-decoration:underline;text-underline-offset:3px}.card-head{display:flex;align-items:center;justify-content:space-between}.card-head h2{margin-bottom:0}.chart{width:100%;height:84px;display:block;overflow:visible}.chart-legend{display:flex;gap:14px;font-size:.75rem;color:var(--text-dim);margin-top:8px}.chart-legend span{display:flex;align-items:center;gap:5px}.chart-legend i{width:9px;height:3px;border-radius:2px;background:currentColor;display:block}.actions{display:flex;gap:10px}.actions button{flex:1;min-height:var(--tap);border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:.92rem;font-weight:550;cursor:pointer}.install-banner{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;display:flex;gap:12px;align-items:flex-start;box-shadow:var(--shadow)}.install-banner p{margin:0;font-size:.88rem;line-height:1.45}.install-banner strong{display:block;margin-bottom:3px;font-size:.92rem}.install-banner .share-glyph{width:17px;height:17px;vertical-align:-3px;margin:0 2px;color:var(--accent)}.install-banner .dismiss{background:none;border:none;color:var(--text-faint);cursor:pointer;font-size:1.3rem;line-height:1;padding:0 2px;align-self:flex-start}.note{font-size:.78rem;color:var(--text-faint);line-height:1.5;text-align:center;margin:0}.hidden{display:none!important}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}