:root{--tg-bg:var(--tg-theme-bg-color,#f7f8fa);--tg-text:var(--tg-theme-text-color,#1c1c1e);--tg-hint:var(--tg-theme-hint-color,#8e8e93);--tg-button:var(--tg-theme-button-color,#2f5d9f);--tg-button-text:var(--tg-theme-button-text-color,#fff);--tg-secondary:var(--tg-theme-secondary-bg-color,#fff);--color-sleep-night:#2f5d9f;--color-sleep-day:#7eb6d9;--color-awake:#8b9aab;--color-night-waking:#c4a574;--color-feed:#e8a87c;--color-summary:#5b9a7d;--color-danger:#c75b5b;--color-muted:#a0a4ab;--radius:18px;--pad:16px;--safe-bottom:env(safe-area-inset-bottom,0px);--nav-h:64px;--font:-apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{font-family:var(--font);background:var(--tg-bg);color:var(--tg-text);-webkit-font-smoothing:antialiased;overflow-x:hidden}button{font:inherit;color:inherit}.app-shell{max-width:560px;min-height:100dvh;padding:12px var(--pad) calc(var(--nav-h) + var(--safe-bottom) + 12px);margin:0 auto}.bottom-nav{z-index:20;padding:8px 12px calc(8px + var(--safe-bottom));background:color-mix(in srgb, var(--tg-secondary) 92%, transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid color-mix(in srgb, var(--tg-hint) 18%, transparent);grid-template-columns:repeat(4,1fr);gap:4px;display:grid;position:fixed;bottom:0;left:0;right:0}.bottom-nav button{min-height:48px;color:var(--tg-hint);background:0 0;border:0;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;gap:2px;font-size:.72rem;font-weight:600;display:flex}.bottom-nav button.active{color:var(--color-sleep-night);background:color-mix(in srgb, var(--color-sleep-day) 22%, transparent)}.bottom-nav .nav-icon{font-size:1.15rem;line-height:1}.screen{flex-direction:column;gap:14px;animation:.22s ease-out fadeUp;display:flex}@keyframes fadeUp{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.card{background:var(--tg-secondary);border-radius:var(--radius);padding:16px}.card h2{color:var(--tg-hint);letter-spacing:.01em;margin:0 0 10px;font-size:.95rem;font-weight:650}.greeting{margin:0}.greeting .date{color:var(--tg-hint);text-transform:capitalize;margin:0;font-size:.9rem}.greeting h1{letter-spacing:-.02em;margin:6px 0 0;font-size:1.55rem;font-weight:700}.greeting .status{color:var(--tg-hint);margin:8px 0 0;font-size:.92rem}.hero-metric{letter-spacing:-.03em;font-size:2.1rem;font-weight:700;line-height:1.1}.hero-sub{color:var(--tg-hint);flex-wrap:wrap;gap:8px 14px;margin-top:8px;font-size:.88rem;display:flex}.hero-sub span strong{color:var(--tg-text);font-weight:650}.split-bar{background:color-mix(in srgb, var(--tg-hint) 12%, transparent);border-radius:999px;height:12px;margin-top:8px;display:flex;overflow:hidden}.split-bar .seg-day{background:var(--color-sleep-day)}.split-bar .seg-awake{background:var(--color-awake)}.split-bar .seg-night{background:var(--color-sleep-night)}.viz-stack{flex-direction:column;gap:16px;margin-top:14px;display:flex}.viz-caption{color:var(--tg-hint);text-transform:uppercase;letter-spacing:.03em;margin-bottom:6px;font-size:.78rem;font-weight:650}.viz-legend{color:var(--tg-hint);flex-wrap:wrap;gap:10px 14px;margin-top:8px;font-size:.8rem;display:flex}.viz-legend .swatch{vertical-align:middle;border-radius:3px;width:10px;height:10px;margin-right:4px;display:inline-block}.viz-legend .swatch.awake{background:var(--color-awake)}.viz-legend .swatch.day{background:var(--color-sleep-day)}.viz-legend .swatch.night{background:var(--color-sleep-night)}.viz-legend .swatch.waking{background:var(--color-night-waking)}.dual-scales{flex-direction:column;gap:8px;display:flex}.dual-row{grid-template-columns:7.5rem 1fr 3.6rem;align-items:center;gap:8px;display:grid}.dual-label{color:var(--tg-hint);font-size:.82rem}.dual-track{background:color-mix(in srgb, var(--tg-hint) 12%, transparent);border-radius:999px;height:10px;overflow:hidden}.dual-fill{border-radius:999px;height:100%}.dual-fill.awake{background:var(--color-awake)}.dual-fill.day{background:var(--color-sleep-day)}.dual-val{text-align:right;font-size:.82rem;font-weight:650}.day-ribbon{background:color-mix(in srgb, var(--tg-hint) 10%, transparent);border-radius:10px;height:28px;position:relative;overflow:hidden}.multi-ribbon-scroll{flex-direction:column;gap:5px;max-height:min(55vh,420px);padding-right:2px;display:flex;overflow-y:auto}.multi-ribbon-row,.multi-ribbon-axis-row{grid-template-columns:3.4rem 1fr;align-items:center;gap:8px;display:grid}.multi-ribbon-label{color:var(--tg-hint);text-align:right;font-size:.72rem;font-weight:650;line-height:1.2}.multi-ribbon-track{border-radius:8px;height:22px}.multi-ribbon-track .rib-seg{border-radius:5px;top:2px;bottom:2px}.multi-ribbon-tick{background:color-mix(in srgb, var(--tg-hint) 22%, transparent);pointer-events:none;width:1px;position:absolute;top:0;bottom:0}.multi-ribbon-axis-row{margin-top:4px}.rib-seg{border-radius:6px;min-width:3px;position:absolute;top:3px;bottom:3px}.rib-awake{background:var(--color-awake)}.rib-day{background:var(--color-sleep-day)}.rib-night{background:var(--color-sleep-night);opacity:.85}.rib-waking{background:var(--color-night-waking)}.ribbon-axis{color:var(--tg-hint);justify-content:space-between;margin-top:4px;font-size:.72rem;display:flex}.dual-scales.compact .dual-row{grid-template-columns:5.5rem 1fr 3.2rem;gap:6px}.dual-scales.compact .dual-label{font-size:.75rem}.viz-legend.compact{margin-top:4px;font-size:.75rem}.metrics-grid{grid-template-columns:1fr 1fr;gap:10px;display:grid}.metric-tile{background:color-mix(in srgb, var(--tg-bg) 80%, var(--tg-secondary));border-radius:14px;padding:12px}.metric-tile .label{color:var(--tg-hint);font-size:.78rem}.metric-tile .value{margin-top:4px;font-size:1.15rem;font-weight:700}.segmented{grid-template-columns:repeat(auto-fit,minmax(4.2rem,1fr));gap:6px;margin-bottom:12px;display:grid}.segmented button{background:color-mix(in srgb, var(--tg-hint) 12%, transparent);border:0;border-radius:999px;min-height:40px;font-size:.9rem;font-weight:650}.segmented button.active{background:var(--color-sleep-night);color:#fff}.timeline{flex-direction:column;gap:0;display:flex}.timeline-item{border-bottom:1px solid color-mix(in srgb, var(--tg-hint) 14%, transparent);grid-template-columns:18px 1fr;gap:10px;padding:10px 0;display:grid}.timeline-item:last-child{border-bottom:0;padding-bottom:0}.timeline-dot{border-radius:50%;justify-self:center;width:10px;height:10px;margin-top:6px}.timeline-title{font-weight:650}.timeline-meta{color:var(--tg-hint);margin-top:2px;font-size:.86rem}.event-card{background:var(--tg-secondary);border-radius:var(--radius);grid-template-columns:4px 1fr;gap:12px;padding:14px 14px 14px 0;display:grid;overflow:hidden}.event-card .stripe{border-radius:0 4px 4px 0}.event-card .title{align-items:center;gap:8px;font-weight:700;display:flex}.event-card .meta{color:var(--tg-hint);margin-top:4px;font-size:.88rem}.event-card .duration{margin-top:6px;font-size:1.05rem;font-weight:650}.day-label{color:var(--tg-hint);text-transform:uppercase;letter-spacing:.04em;background:var(--tg-bg);z-index:2;margin:8px 2px 4px;padding:6px 0;font-size:.8rem;font-weight:700;position:sticky;top:0}.empty-state{color:var(--tg-hint);padding:4px 0;font-size:.92rem;line-height:1.45}.insight-list{flex-direction:column;gap:8px;margin-top:4px;display:flex}.insight{background:color-mix(in srgb, var(--color-summary) 14%, var(--tg-bg));border-radius:14px;padding:12px;font-size:.92rem;line-height:1.4}.state-block{text-align:center;color:var(--tg-hint);padding:40px 16px}.state-block.error{color:var(--color-danger)}.skeleton{background:linear-gradient(90deg, color-mix(in srgb, var(--tg-hint) 10%, transparent), color-mix(in srgb, var(--tg-hint) 18%, transparent), color-mix(in srgb, var(--tg-hint) 10%, transparent));background-size:200% 100%;border-radius:14px;min-height:72px;animation:1.1s ease-in-out infinite shimmer}@keyframes shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.heatmap{grid-template-columns:repeat(24,1fr);gap:2px;display:grid}.heatmap-row-wrap{flex-direction:column;gap:2px;display:flex}.heat-cell{aspect-ratio:1;border-radius:2px;min-height:8px}.chart-wrap{width:100%;height:220px;margin-top:4px}.chart-tooltip{color:#1c1c1e;background:#fff;border:1px solid #0000001f;border-radius:8px;min-width:96px;padding:8px 10px;font-size:12px;line-height:1.35;box-shadow:0 4px 14px #0000002e}.chart-tooltip-label{color:#1c1c1e;margin-bottom:6px;font-weight:700}.chart-tooltip-list{flex-direction:column;gap:4px;margin:0;padding:0;list-style:none;display:flex}.chart-tooltip-list li{color:#1c1c1e;justify-content:space-between;gap:12px;display:flex}.chart-tooltip-name{color:#3a3a3c}.chart-tooltip-value{color:#1c1c1e;font-weight:600}.legend{color:var(--tg-hint);gap:12px;margin-top:8px;font-size:.8rem;display:flex}.legend i{border-radius:3px;width:10px;height:10px;margin-right:4px;display:inline-block}.reminder-list{flex-direction:column;gap:12px;display:flex}.reminder-empty{color:var(--tg-hint);margin:0;font-size:.9rem}.reminder-item{background:color-mix(in srgb, var(--tg-hint) 8%, transparent);border-radius:14px;flex-direction:column;gap:8px;padding:12px;display:flex}.reminder-item-head{flex-wrap:wrap;align-items:flex-end;gap:10px;display:flex}.reminder-index{color:var(--tg-hint);min-width:1.5rem;padding-bottom:10px;font-size:.85rem;font-weight:650}.reminder-minutes,.reminder-text{color:var(--tg-hint);flex-direction:column;flex:1;gap:4px;font-size:.8rem;display:flex}.reminder-minutes input,.reminder-text textarea{border:1px solid color-mix(in srgb, var(--tg-hint) 28%, transparent);width:100%;font:inherit;color:var(--tg-text);background:var(--tg-secondary);resize:vertical;border-radius:12px;padding:10px 12px}.reminder-minutes{max-width:110px}.reminder-add{width:100%;margin-top:12px}.reminder-actions{flex-direction:column;gap:8px;display:flex}.btn-primary,.btn-secondary,.btn-ghost{border:0;border-radius:14px;min-height:44px;padding:0 14px;font-weight:650}.btn-primary{background:var(--tg-button);color:var(--tg-button-text)}.btn-primary:disabled{opacity:.45}.btn-secondary{background:color-mix(in srgb, var(--tg-hint) 14%, transparent);color:var(--tg-text)}.btn-secondary:disabled{opacity:.45}.btn-ghost{color:var(--tg-hint);background:0 0;min-height:36px;padding:0 8px}.btn-ghost.danger{color:var(--color-danger)}.state-block.ok{color:var(--color-summary);background:color-mix(in srgb, var(--color-summary) 14%, transparent);border-radius:14px;padding:12px 14px}