:root{color-scheme:dark;--bg:#101e30;--panel:#192a40;--line:#ffffff15;--text:#f0f2ef;--muted:#a9b5c5;--gold:#e5c58d;--mint:#acccbe;font-family:'Noto Sans JP',-apple-system,BlinkMacSystemFont,sans-serif}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 85% 15%,#23334b66,transparent 50%),var(--bg);color:var(--text);font-size:14px;line-height:1.8}button,input{font:inherit}button{cursor:pointer;color:inherit;touch-action:manipulation}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:5px}header{max-width:900px;margin:auto;padding:25px 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{font-weight:700;color:var(--text);text-decoration:none;letter-spacing:.1em}.moon{color:var(--gold);font-size:28px;vertical-align:middle;margin-right:5px}.local{font-size:11px;color:var(--muted)}.local:before{content:'●';color:var(--mint);margin-right:6px;font-size:8px}main{max-width:560px;margin:auto;padding:38px 22px 130px}.eyebrow{color:var(--gold);font-size:10px;letter-spacing:.22em;font-weight:600}h1{font-size:30px;letter-spacing:.05em;line-height:1.5;margin:10px 0}h2{font-size:17px;margin:0 0 10px}.lead{color:var(--muted);margin:0 0 27px;font-size:13px}.night-card{background:linear-gradient(145deg,#243751,#182a40);border:1px solid #ffffff14;border-radius:24px;padding:26px;text-align:center;box-shadow:0 20px 70px #0002}.status{display:inline-block;color:var(--mint);border:1px solid #acccbe44;border-radius:20px;padding:3px 12px;font-size:11px}.orb{font:76px Georgia,serif;width:112px;height:112px;margin:20px auto 13px;color:var(--gold);position:relative;border-radius:50%;background:radial-gradient(circle,#e5c58d10,transparent 70%);line-height:112px}.orb span{font-size:26px;position:absolute;right:7px;top:-16px}.metric-label{color:var(--muted);font-size:11px;margin-bottom:6px}.duration{font-size:54px;font-weight:500;letter-spacing:-.04em;line-height:1.3;font-variant-numeric:tabular-nums}.duration span{font-size:14px;font-weight:400;letter-spacing:0;color:var(--muted);margin:0 10px 0 5px}.muted{color:var(--muted);font-size:12px}.divider{height:1px;background:var(--line);margin:24px 0 18px}.stats{display:grid;grid-template-columns:1fr 1fr;margin-bottom:24px}.stats>div+div{border-left:1px solid var(--line)}.stats small{display:block;font-size:10px;color:var(--muted)}.stats strong{font-size:16px;font-weight:500}.hold,.primary{border:0;width:100%;padding:16px;border-radius:13px;background:var(--gold);color:#263143;font-weight:700;position:relative;overflow:hidden;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;touch-action:none}.hold #hold-fill{position:absolute;inset:0;right:auto;background:#b7975a;width:0}.hold #hold-label{position:relative}.hold.holding #hold-fill{width:100%;transition:width 1s linear}.tiny{font-size:10px;color:var(--muted);margin:12px 0 0}.instruction{display:flex;gap:14px;margin:25px 0}.instruction>span{color:var(--gold);font-size:11px;border:1px solid var(--line);border-radius:50%;width:28px;height:28px;flex-shrink:0;text-align:center;line-height:26px}.instruction strong{font-size:12px;font-weight:500}.instruction p{color:var(--muted);font-size:11px;margin:3px 0}details{border-top:1px solid var(--line);padding-top:16px;color:var(--muted);font-size:11px}summary{cursor:pointer}details p{margin:12px 0}nav{position:fixed;bottom:0;left:0;right:0;padding:10px 15px calc(10px + env(safe-area-inset-bottom));background:#101e30f5;border-top:1px solid var(--line);display:flex;justify-content:center;gap:20px;backdrop-filter:blur(16px);z-index:5}nav button{border:0;background:none;color:var(--muted);width:110px;font-size:10px}nav span{display:block;font-size:23px;line-height:1.5}nav button.active{color:var(--gold)}.panel{background:var(--panel);border:1px solid var(--line);padding:22px;border-radius:18px;margin:20px 0}.panel p{color:var(--muted);font-size:12px}.month-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.month-head h2{margin:0}.month-head button,.detail-head button{border:0;background:transparent;font-size:24px;padding:0 12px}.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;text-align:center}.weekday{font-size:10px;color:var(--muted);padding:5px}.day{border:0;background:transparent;min-height:45px;border-radius:10px;font-size:13px;position:relative;padding:5px 0 12px}.day.selected{background:var(--gold);color:#263143}.day.today{box-shadow:inset 0 0 0 1px #e5c58d66}.day.dot:after{content:'';position:absolute;bottom:5px;left:calc(50% - 2px);width:4px;height:4px;background:var(--gold);border-radius:50%}.day.selected.dot:after{background:#263143}.section-title{font-size:14px;margin:26px 0 12px}.session{display:block;text-align:left;width:100%;padding:18px 20px;margin:12px 0;border-radius:16px;background:var(--panel);border:1px solid var(--line)}.session .row{display:flex;justify-content:space-between;align-items:center}.session strong{font-size:20px;color:var(--gold)}.session small{display:block;color:var(--muted);font-size:11px}.empty{padding:35px 20px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:16px}.secondary,.import-label{display:block;border:1px solid #e5c58d55;border-radius:10px;background:transparent;color:var(--gold);padding:12px 15px;text-align:center;width:100%;font-size:12px;margin-top:12px}.import-label input{display:block;max-width:100%;margin-top:10px;color:var(--muted);font-size:11px}dialog{background:var(--bg);color:var(--text);border:1px solid #ffffff26;border-radius:20px;width:calc(100% - 32px);max-width:500px;max-height:85dvh;padding:24px}dialog::backdrop{background:#0009}.detail-head{display:flex;justify-content:space-between;align-items:center}.event{border-left:1px solid #e5c58d44;padding:8px 0 15px 15px;font-size:12px}.event small{display:block;color:var(--muted)}.event-list{margin-top:24px}#error{background:#663e38;border:1px solid #e7a79c;padding:14px;border-radius:12px;margin-bottom:20px;font-size:12px}[hidden]{display:none!important}@media(min-width:800px){main{padding-top:50px}h1{font-size:34px}.night-card{padding:30px 40px}.orb{margin-top:25px}.duration{font-size:62px}}@media(prefers-reduced-motion:reduce){.hold.holding #hold-fill{transition:none}}

/* Keep the recording controls inside the first phone screen. */
header{padding:12px 20px}main{padding-top:18px}#record>.eyebrow{font-size:9px}#record h1{font-size:26px;margin:5px 0}#record>.lead{margin:0 0 14px}.night-card{padding:18px 22px;border-radius:20px}.orb{font-size:49px;width:70px;height:62px;line-height:62px;margin:8px auto 6px}.orb span{font-size:18px;right:0;top:-6px}.metric-label{margin:7px 0 4px}.duration{font-size:48px}.night-card #start-time{margin:5px 0}.divider{margin:14px 0 10px}.stats{margin-bottom:14px}.hold,.primary{min-height:52px;padding:13px}.night-card .tiny{margin:8px 0 0}.continuity{font-size:10px;color:var(--mint);margin:4px 0 0}.instruction{margin:18px 0}nav{padding-top:6px;padding-bottom:calc(6px + env(safe-area-inset-bottom))}nav span{font-size:21px}
@media(max-height:740px){header{padding-top:8px;padding-bottom:8px}main{padding-top:12px}#record>.eyebrow{display:none}#record h1{font-size:23px}#record>.lead{margin-bottom:10px;font-size:11px}.night-card{padding:14px 18px}.orb{display:none}.duration{font-size:43px}.metric-label{font-size:10px;margin-top:10px}.divider{margin:10px 0 8px}.stats{margin-bottom:10px}.night-card .tiny,.continuity{font-size:9px}}
@media(max-height:560px){#record>.lead{display:none}#record h1{font-size:20px;margin-bottom:10px}.night-card{padding:12px 16px}.night-card .metric-label{margin-top:6px}.duration{font-size:36px}.night-card .stats strong{font-size:14px}.night-card .divider{margin:8px 0}.hold,.primary{min-height:48px;padding:10px}}

.danger{display:block;width:100%;padding:12px 16px;margin-top:22px;background:transparent;border:1px solid #e9a99a77;border-radius:10px;color:#efb5a7;font-size:12px;min-height:48px}.delete-confirm{margin-top:16px;padding:16px;border:1px solid #e9a99a55;border-radius:12px;background:#e9a99a0a}.delete-confirm p{margin:0 0 12px;font-size:12px}.delete-confirm button{margin-top:10px}.delete-confirm .danger{background:#6a3936;color:#fff}.delete-actions{display:flex;gap:10px}.delete-actions button{flex:1}

.sleep-timeline{margin:22px 0;padding:15px 0;border-top:1px solid var(--line)}
.sleep-timeline h3{font-size:14px;margin:0 0 7px}
.timeline-legend{font-size:10px;color:var(--muted);margin:0 0 12px}
.timeline-track{position:relative;height:27px;border-radius:6px;background:#637084;overflow:hidden}
.timeline-segment{position:absolute;top:0;height:100%}
.timeline-segment.asleep{background:#638fe0}
.timeline-segment.awake{background:#e5ab4e}
.timeline-segment.uncertain{background:#637084}
.timeline-ticks{display:flex;justify-content:space-between;gap:2px;margin-top:7px;font-size:9px;color:var(--muted);font-variant-numeric:tabular-nums}
.timeline-ticks span{white-space:nowrap}

/* iPhone standalone status bar clearance */
@media (display-mode: standalone) {
  header {
    padding-top: max(58px, calc(env(safe-area-inset-top, 0px) + 12px));
  }
}