:root{
  --ink:#ECEBFA; --sub:#A9AACC; --line:rgba(236,235,250,.14); --card:rgba(22,27,64,.72);
  --moon:#F4E3A3; --moon-ink:#1A1A33; --dawn:#FFC58A;
  --f2:#8ED6C3; --f1:#AFA9F0; --f0:#F0A7BC; --fn:#6C6F9C;
  --serif:"Hiragino Mincho ProN","Yu Mincho","YuMincho","Noto Serif JP",serif;
  --sans:"Hiragino Maru Gothic ProN","Zen Maru Gothic","Hiragino Sans","Noto Sans JP",system-ui,sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{background:#0B1029}
body{margin:0;color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.75;min-height:100vh;background:linear-gradient(180deg,#0B1029 0%,#141A46 55%,#24205A 100%) fixed}
.sky{position:fixed;inset:0;pointer-events:none;opacity:.75;background-image:
  radial-gradient(1.2px 1.2px at 12% 18%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 28% 8%,#fff 50%,transparent 51%),
  radial-gradient(1.5px 1.5px at 46% 22%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 64% 12%,#fff 50%,transparent 51%),
  radial-gradient(1.3px 1.3px at 82% 26%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 92% 6%,#fff 50%,transparent 51%),
  radial-gradient(1px 1px at 6% 44%,#fff 50%,transparent 51%),radial-gradient(1.2px 1.2px at 72% 48%,#fff 50%,transparent 51%),
  radial-gradient(1px 1px at 36% 62%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 88% 70%,#fff 50%,transparent 51%),
  radial-gradient(1.2px 1.2px at 18% 84%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 56% 90%,#fff 50%,transparent 51%);
  animation:twinkle 6s ease-in-out infinite alternate}
@keyframes twinkle{from{opacity:.45}to{opacity:.85}}
a{color:var(--moon)}
button,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--moon);outline-offset:3px;border-radius:12px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.app{position:relative;max-width:560px;margin:0 auto;padding:max(18px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) calc(28px + env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));display:grid;gap:18px}
.head{display:flex;align-items:center;gap:10px}
.head h1{margin:0;font-family:var(--serif);font-weight:600;font-size:24px;letter-spacing:.18em}
.moon{width:30px;height:30px;fill:var(--moon);filter:drop-shadow(0 0 8px rgba(244,227,163,.6))}
.now{text-align:center;padding:26px 8px 10px}
.greet{font-family:var(--serif);font-size:19px;margin:0 0 18px;letter-spacing:.06em}
.greet span{display:block;font-size:15px;color:var(--sub);margin-top:4px;font-family:var(--sans)}
.big{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;width:176px;height:176px;border-radius:50%;border:0;cursor:pointer;font-family:var(--serif);font-size:26px;font-weight:600;letter-spacing:.2em;transition:transform .3s ease,box-shadow .3s ease}
.big svg{width:42px;height:42px}
.big.sleep{background:radial-gradient(circle at 35% 30%,#FFF6CF,var(--moon) 60%,#D9BF6A);color:var(--moon-ink);box-shadow:0 0 0 10px rgba(244,227,163,.10),0 0 60px rgba(244,227,163,.35)}
.big.sleep svg{fill:var(--moon-ink)}
.big.wake{background:radial-gradient(circle at 40% 30%,#FFE7C4,var(--dawn) 60%,#E9925A);color:#3A1C06;box-shadow:0 0 0 10px rgba(255,197,138,.12),0 0 60px rgba(255,197,138,.4)}
.big.wake svg{fill:#3A1C06;stroke:#3A1C06;stroke-width:3;stroke-linecap:round}
.big:hover{transform:scale(1.03)}
.big:active{transform:scale(.97)}
.since{font-size:15px;color:var(--sub);margin:-8px 0 18px}
.since span:first-child{font-size:32px;color:var(--ink);font-family:var(--serif);margin-right:4px;font-variant-numeric:tabular-nums}
.el{display:block}
.q{margin:0 0 10px;color:var(--sub)}
.feels{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.feel{border:0;border-radius:999px;min-height:52px;padding:0 22px;font-weight:700;cursor:pointer;color:#14163A}
.feel.f2{background:var(--f2)}.feel.f1{background:var(--f1)}.feel.f0{background:var(--f0)}
.link{display:block;margin:16px auto 0;background:none;border:0;color:var(--sub);text-decoration:underline;text-underline-offset:4px;cursor:pointer;min-height:44px;font-size:14px}
.small{font-size:13px;color:var(--sub);margin:12px 0 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:18px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.card h2{margin:0;font-family:var(--serif);font-size:18px;font-weight:600;letter-spacing:.1em}
.weekhead{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px}
.weekhead h2{text-align:center;flex:1}
.nav{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:none;font-size:24px;line-height:1;cursor:pointer}
.nav:disabled{opacity:.3;cursor:default}
.chartwrap{margin:0 -6px}
.chart{display:block;width:100%;height:auto}
.chart text{fill:var(--sub);font-size:11px;font-family:var(--sans)}
.chart .day{fill:var(--ink);font-size:12px}
.chart .grid{stroke:var(--line);stroke-width:1}
.chart .avg{stroke:var(--moon);stroke-width:1.5;stroke-dasharray:4 4}
.chart .avgt{fill:var(--moon)}
.chart .f2{fill:var(--f2)}.chart .f1{fill:var(--f1)}.chart .f0{fill:var(--f0)}.chart .fn{fill:var(--fn)}
.chart .none{fill:rgba(236,235,250,.05)}
.legend{list-style:none;display:flex;flex-wrap:wrap;gap:4px 14px;margin:8px 0 0;padding:0;font-size:12px;color:var(--sub)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:5px;vertical-align:-1px}
.legend .f2{background:var(--f2)}.legend .f1{background:var(--f1)}.legend .f0{background:var(--f0)}.legend .fn{background:var(--fn)}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:16px 0 0}
.stats div{background:rgba(255,255,255,.04);border-radius:14px;padding:10px 12px}
.stats dt{font-size:12px;color:var(--sub)}
.stats dd{margin:0;font-family:var(--serif);font-size:22px;font-variant-numeric:tabular-nums}
.stats dd small{font-size:13px;font-family:var(--sans);color:var(--sub);margin-left:2px}
.tips{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:10px}
.tips li{position:relative;padding:10px 12px 10px 34px;background:rgba(244,227,163,.07);border-radius:14px;font-size:15px}
.tips li::before{content:"";position:absolute;left:12px;top:17px;width:10px;height:10px;border-radius:50%;background:var(--moon);box-shadow:0 0 8px var(--moon)}
.tips li.wait::before{background:var(--fn);box-shadow:none}
.loghead{display:flex;justify-content:space-between;align-items:center;gap:10px}
.pill{border:1px solid var(--line);background:rgba(255,255,255,.05);border-radius:999px;padding:0 16px;min-height:44px;cursor:pointer;font-weight:700;font-size:14px}
.pill.solid{background:var(--moon);color:var(--moon-ink);border-color:var(--moon)}
.edit{margin-top:12px;display:grid;gap:10px;padding:14px;border-radius:16px;background:rgba(255,255,255,.05)}
.edittitle{margin:0;font-weight:700}
.edit label{display:grid;gap:4px;font-size:13px;color:var(--sub)}
.edit input[type=datetime-local]{background:#0F1435;border:1px solid var(--line);border-radius:12px;padding:10px;color:var(--ink);min-height:46px;width:100%;min-width:0}
.edit fieldset{border:0;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px 14px}
.edit legend{font-size:13px;color:var(--sub);margin-bottom:4px;padding:0}
.edit .r{display:flex;flex-direction:row;align-items:center;gap:6px;color:var(--ink);font-size:15px;min-height:40px}
.edit .r input{accent-color:var(--moon);width:18px;height:18px}
.err{color:var(--f0);margin:0;font-size:14px}
.err:empty{display:none}
.row{display:flex;gap:8px;flex-wrap:wrap}
.log{list-style:none;margin:12px 0 0;padding:0}
.log li{display:grid;grid-template-columns:auto 1fr auto;gap:2px 12px;align-items:center;padding:10px 0;border-top:1px solid var(--line)}
.log .dot{width:12px;height:12px;border-radius:50%;grid-row:span 2}
.log .dot.f2{background:var(--f2)}.log .dot.f1{background:var(--f1)}.log .dot.f0{background:var(--f0)}.log .dot.fn{background:var(--fn)}
.log .d{font-weight:700}
.log .t{font-size:13px;color:var(--sub);grid-column:2}
.log .acts{grid-row:1/span 2;grid-column:3;display:flex;gap:4px}
.log .acts button{background:none;border:0;color:var(--sub);text-decoration:underline;cursor:pointer;min-height:40px;padding:0 6px;font-size:13px}
.foot{font-size:12px;color:var(--sub);text-align:center;padding-top:6px}
.foot p{margin:0}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}