:root {
  --bg: #0b1f3a;
  --bg-grad: radial-gradient(1200px 600px at 50% -10%, #15315a 0%, #0b1f3a 55%, #081530 100%);
  --card: rgba(255, 255, 255, 0.06);
  --card-border: rgba(255, 255, 255, 0.12);
  --text: #eaf2ff;
  --muted: #9fb3d1;
  --accent: #36c6ff;
  --accent-2: #2ee6a6;
  --danger: #ff6b6b;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --radius: 18px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg-grad);
  background-color: var(--bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
.app { max-width: 720px; margin: 0 auto; padding: 22px 16px 40px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark { font-size: 30px; filter: drop-shadow(0 4px 10px rgba(54, 198, 255, 0.45)); }
.brand-text h1 { margin: 0; font-size: 22px; letter-spacing: 0.2px; }
.brand-sub { margin: 2px 0 0; font-size: 12px; color: var(--muted); }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 7px 13px; border-radius: 999px; font-size: 13px; font-weight: 600; border: 1px solid var(--card-border); background: var(--card); }
.pill-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--muted); }
.pill--ok .pill-dot { background: var(--accent-2); box-shadow: 0 0 0 4px rgba(46, 230, 166, 0.18); }
.pill--bad .pill-dot { background: var(--danger); box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.18); }
.banner { display: flex; gap: 10px; align-items: flex-start; background: rgba(255, 107, 107, 0.12); border: 1px solid rgba(255, 107, 107, 0.35); color: #ffd9d9; padding: 12px 14px; border-radius: 14px; font-size: 14px; line-height: 1.4; margin-bottom: 18px; }
.banner-icon { font-size: 16px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 20px; }
.stat { background: var(--card); border: 1px solid var(--card-border); border-radius: 14px; padding: 12px; text-align: center; }
.stat-label { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--muted); }
.stat-value { display: block; margin-top: 6px; font-size: 18px; font-weight: 700; }
.valves { display: grid; grid-template-columns: 1fr; gap: 14px; }
.valve-card { background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 16px 16px 14px; box-shadow: var(--shadow); transition: border-color 0.25s ease, transform 0.15s ease; }
.valve-card.is-on { border-color: rgba(54, 198, 255, 0.6); background: linear-gradient(180deg, rgba(54, 198, 255, 0.12), rgba(255, 255, 255, 0.05)); }
.valve-card.is-disabled { opacity: 0.55; }
.valve-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.valve-name { margin: 0; font-size: 19px; font-weight: 700; }
.valve-state { font-size: 12px; font-weight: 600; color: var(--muted); padding: 4px 10px; border-radius: 999px; border: 1px solid var(--card-border); }
.is-on .valve-state { color: #04121f; background: var(--accent); border-color: transparent; }
.valve-main { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.switch { position: relative; display: inline-block; width: 64px; height: 36px; flex: 0 0 auto; }
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; inset: 0; background: rgba(255, 255, 255, 0.18); border-radius: 999px; transition: background 0.25s ease; }
.slider::before { content: ''; position: absolute; height: 28px; width: 28px; left: 4px; top: 4px; background: #fff; border-radius: 50%; transition: transform 0.25s ease; box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35); }
.switch input:checked + .slider { background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.switch input:checked + .slider::before { transform: translateX(28px); }
.switch input:disabled + .slider { cursor: not-allowed; opacity: 0.6; }
.dur { display: flex; align-items: center; gap: 12px; flex: 1 1 auto; flex-wrap: wrap; justify-content: flex-end; }
.chips { display: flex; gap: 6px; }
.chip { border: 1px solid var(--card-border); background: rgba(255, 255, 255, 0.04); color: var(--text); font-size: 13px; font-weight: 600; padding: 7px 11px; border-radius: 10px; cursor: pointer; transition: background 0.15s ease, border-color 0.15s ease; }
.chip:hover { background: rgba(54, 198, 255, 0.16); border-color: rgba(54, 198, 255, 0.5); }
.chip:active { transform: translateY(1px); }
.dur-input { display: inline-flex; align-items: center; gap: 6px; background: rgba(0, 0, 0, 0.22); border: 1px solid var(--card-border); border-radius: 10px; padding: 4px 10px; }
.dur-input input { width: 56px; background: transparent; border: 0; color: var(--text); font-size: 16px; text-align: right; outline: none; }
.dur-input input:disabled { color: var(--muted); }
.dur-unit { font-size: 13px; color: var(--muted); }
.countdown { margin-top: 12px; font-size: 13px; font-weight: 600; color: var(--accent-2); }
.foot { display: flex; align-items: center; justify-content: space-between; margin-top: 24px; }
.ghost-btn { background: var(--card); border: 1px solid var(--card-border); color: var(--text); font-size: 14px; font-weight: 600; padding: 9px 16px; border-radius: 12px; cursor: pointer; }
.ghost-btn:active { transform: translateY(1px); }
.foot-note { font-size: 12px; color: var(--muted); }

/* Forecast */
.forecast { margin-bottom: 20px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin: 4px 2px 10px; }
.section-title { margin: 0; font-size: 15px; font-weight: 700; }
.section-sub { font-size: 12px; color: var(--muted); }
.fc-row { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 6px; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
.fc-row::-webkit-scrollbar { display: none; }
.fc-day { flex: 0 0 auto; width: 72px; background: var(--card); border: 1px solid var(--card-border); border-radius: 12px; padding: 10px 6px; text-align: center; }
.fc-name { font-size: 11px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }
.fc-icon { font-size: 22px; margin: 4px 0; display: block; }
.fc-chance { font-size: 14px; font-weight: 700; color: var(--accent); }
.fc-inches { font-size: 11px; color: var(--muted); margin-top: 2px; }
.fc-loading { color: var(--muted); font-size: 13px; padding: 8px 2px; }

/* Quote */
.quote-wrap { margin-top: 22px; padding: 16px 0; border-top: 1px solid var(--card-border); }
.quote { margin: 0; text-align: center; }
.quote-text { display: block; font-size: 14px; font-style: italic; line-height: 1.55; color: var(--text); }
.quote-by { display: block; margin-top: 8px; font-size: 12px; font-weight: 700; letter-spacing: 0.4px; color: var(--accent-2); }

/* Schedules */
.schedule-section { margin-bottom: 20px; }
.sched-add { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 10px; }
.sched-select, .sched-time, .sched-dur { background: var(--card); border: 1px solid var(--card-border); color: var(--text); font-size: 14px; padding: 7px 10px; border-radius: 10px; outline: none; }
.sched-dur { width: 72px; }
.sched-days { display: flex; gap: 4px; flex-wrap: wrap; }
.sched-day-btn { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--card-border); background: var(--card); color: var(--muted); font-size: 11px; font-weight: 700; cursor: pointer; transition: background 0.15s, color 0.15s, border-color 0.15s; }
.sched-day-btn.on { background: var(--accent); color: #04121f; border-color: transparent; }
.sched-add-btn { background: var(--accent); color: #04121f; border: none; font-size: 13px; font-weight: 700; padding: 8px 16px; border-radius: 10px; cursor: pointer; }
.sched-list { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.sched-item { display: flex; align-items: center; justify-content: space-between; background: var(--card); border: 1px solid var(--card-border); border-radius: 12px; padding: 10px 14px; font-size: 13px; }
.sched-label { color: var(--text); }
.sched-del { background: transparent; border: none; color: var(--danger); font-size: 16px; cursor: pointer; padding: 2px 6px; }
.sched-empty { color: var(--muted); font-size: 13px; padding: 6px 2px; }

@media (min-width: 560px) {
  .valves { grid-template-columns: 1fr 1fr; }
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #eef4fb;
    --bg-grad: radial-gradient(1200px 600px at 50% -10%, #ffffff 0%, #eef4fb 60%);
    --card: #ffffff;
    --card-border: rgba(12, 35, 64, 0.12);
    --text: #0c2340;
    --muted: #5b6b82;
    --shadow: 0 10px 24px rgba(12, 35, 64, 0.10);
  }
  .slider { background: rgba(12, 35, 64, 0.18); }
  .chip { background: #f1f6fc; }
  .dur-input { background: #f1f6fc; }
  .banner { background: rgba(180, 20, 20, 0.09); border-color: rgba(180, 20, 20, 0.28); color: #7b1010; }
  .sched-select, .sched-time, .sched-dur { background: #f1f6fc; color: #0c2340; border-color: rgba(12, 35, 64, 0.18); }
  .sched-day-btn { background: #f1f6fc; color: #5b6b82; }
}