:root {
  color-scheme: dark;
  --bg: #0a1110;
  --surface: #111d1a;
  --surface-2: #172622;
  --surface-muted: #14201d;
  --input-bg: #0c1614;
  --nav-bg: #0d1715;
  --dialog-bg: #101c19;
  --line: rgba(255,255,255,.10);
  --text: #f3faf7;
  --muted: #91aaa0;
  --accent: #5ee2a0;
  --accent-strong: #28c779;
  --accent-text: #092218;
  --danger: #ff8b8b;
  --warning: #f6c866;
  --backdrop: rgba(1,8,6,.72);
  --grid: rgba(255,255,255,.08);
  --radius: 22px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f5f7f6;
  --surface: #ffffff;
  --surface-2: #edf2ef;
  --surface-muted: #f0f4f2;
  --input-bg: #ffffff;
  --nav-bg: #ffffff;
  --dialog-bg: #ffffff;
  --line: rgba(19,42,33,.14);
  --text: #14221d;
  --muted: #62756d;
  --accent: #20b86b;
  --accent-strong: #149557;
  --accent-text: #ffffff;
  --danger: #c94646;
  --warning: #b77900;
  --backdrop: rgba(18,33,27,.28);
  --grid: rgba(19,42,33,.10);
}
* { box-sizing: border-box; }
html, body { background: var(--bg); }
body { margin: 0; min-height: 100vh; color: var(--text); }
button, input, select { font: inherit; }
button { cursor: pointer; }
button:disabled { opacity: .5; cursor: wait; }
.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 72px; padding: 12px max(18px, env(safe-area-inset-left)); border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--nav-bg) 94%, transparent); backdrop-filter: blur(14px); }
.brand { display: flex; align-items: center; min-width: 0; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 15px; letter-spacing: -.01em; white-space: nowrap; }
.brand small { margin-top: 2px; color: var(--muted); font-size: 11px; }
.brand.large { margin-bottom: 1rem; }
.brand.large strong { font-size: 21px; }
.top-actions { display: flex; align-items: center; justify-content: flex-end; gap: 7px; }
.toolbar-select { width: auto; min-width: 58px; min-height: 40px; padding: 7px 28px 7px 10px; border-radius: 11px; }
.theme-select { min-width: 94px; }
button { border: 0; border-radius: 13px; padding: 11px 15px; color: var(--text); background: var(--surface-2); transition: transform .15s ease, background .15s ease, opacity .15s ease; }
button:active { transform: scale(.97); }
.primary { background: var(--accent); color: var(--accent-text); font-weight: 800; }
.primary:hover { background: var(--accent-strong); }
.secondary { border: 1px solid var(--line); background: var(--surface-muted); font-weight: 650; }
.secondary:hover { background: var(--surface-2); }
.danger { color: var(--danger); }
.compact { padding: 10px 14px; }
.icon-button { width: 40px; height: 40px; padding: 0; font-size: 22px; background: transparent; }
main { width: min(1180px, 100%); margin: 0 auto; padding: 24px 18px 108px; }
.view { display: none; animation: reveal .2s ease; }
.view.active { display: block; }
@keyframes reveal { from { opacity: 0; transform: translateY(5px); } }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 8px; font-size: clamp(28px, 6vw, 44px); letter-spacing: -.045em; }
h2 { margin-bottom: 0; font-size: clamp(23px, 4vw, 31px); letter-spacing: -.035em; }
h3 { margin-bottom: 10px; }
.eyebrow { color: var(--accent); font-size: 11px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.lead { max-width: 690px; color: var(--muted); line-height: 1.55; }
.hero { position: relative; overflow: hidden; display: flex; justify-content: space-between; align-items: flex-end; gap: 18px; min-height: 210px; padding: clamp(24px, 6vw, 44px); border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--line)); border-radius: 30px; background: var(--surface); }
.hero::after { content: ""; position: absolute; right: -80px; bottom: -120px; width: 220px; height: 220px; border: 34px solid color-mix(in srgb, var(--accent) 7%, transparent); border-radius: 50%; }
.hero h1 { margin: 5px 0 8px; }
.hero p { margin: 0; color: var(--muted); }
.hero-temp { z-index: 1; white-space: nowrap; font-size: clamp(48px, 12vw, 88px); font-weight: 250; letter-spacing: -.075em; }
.hero-temp small { margin-left: 4px; color: var(--muted); font-size: .28em; font-weight: 600; letter-spacing: 0; }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 14px 0 34px; }
.metric { padding: 18px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.metric span { display: block; margin-bottom: 8px; color: var(--muted); font-size: 12px; }
.metric strong { font-size: 24px; letter-spacing: -.03em; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin: 8px 0 18px; }
.device-grid, .list-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 14px; }
.device-card, .panel, .list-card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.device-card { overflow: hidden; padding: 20px; }
.device-card.off { opacity: .86; }
.device-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.device-title { min-width: 0; }
.device-title h3 { overflow: hidden; margin: 0 0 4px; text-overflow: ellipsis; white-space: nowrap; font-size: 19px; }
.device-title p { overflow: hidden; margin: 0; color: var(--muted); font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.status { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); }
.status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--danger); }
.status.online::before { background: var(--accent); }
.power-button { display: grid; place-items: center; flex: 0 0 auto; width: 46px; height: 46px; padding: 0; border-radius: 50%; color: var(--muted); font-size: 21px; }
.power-button.on { background: var(--accent); color: var(--accent-text); }
.temperature-control { display: flex; align-items: center; justify-content: center; gap: 22px; padding: 24px 0 17px; }
.temperature-control button { width: 42px; height: 42px; padding: 0; border: 1px solid var(--line); border-radius: 50%; background: transparent; font-size: 22px; }
.target-temp { min-width: 106px; text-align: center; font-size: 48px; font-weight: 300; letter-spacing: -.06em; }
.target-temp small { margin-left: 3px; color: var(--muted); font-size: 15px; font-weight: 650; }
.current-line { display: flex; justify-content: center; gap: 6px; margin: -10px 0 18px; color: var(--muted); font-size: 12px; }
.current-line strong { color: var(--text); }
.mode-row, .fan-row { display: flex; gap: 7px; overflow-x: auto; padding: 2px 0 10px; scrollbar-width: none; }
.mode-row::-webkit-scrollbar, .fan-row::-webkit-scrollbar { display: none; }
.mode-row button, .fan-row button { flex: 1 0 auto; min-width: 58px; padding: 9px 10px; color: var(--muted); background: var(--surface-muted); font-size: 12px; }
.mode-row button.active, .fan-row button.active { color: var(--accent-text); background: var(--accent); font-weight: 800; }
.device-toggles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin-top: 4px; }
.device-toggles button { padding: 9px 5px; color: var(--muted); font-size: 11px; }
.device-toggles button.active { color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, var(--surface)); }
.card-footer { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }
.card-footer small { overflow: hidden; color: var(--muted); text-overflow: ellipsis; white-space: nowrap; }
.card-menu { display: flex; gap: 5px; }
.card-menu button { padding: 7px 9px; background: transparent; color: var(--muted); font-size: 12px; }
.list-card { padding: 19px; }
.list-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.list-card h3 { margin: 0 0 5px; font-size: 18px; }
.list-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.45; }
.badge { display: inline-flex; align-items: center; padding: 5px 9px; border-radius: 99px; color: var(--muted); background: var(--surface-muted); font-size: 11px; }
.badge.active { color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, var(--surface)); }
.card-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin-top: 16px; }
.card-stat { padding: 10px; border-radius: 12px; background: var(--surface-muted); text-align: center; }
.card-stat small, .card-stat strong { display: block; }
.card-stat small { margin-bottom: 5px; color: var(--muted); font-size: 10px; }
.card-stat strong { font-size: 15px; }
.empty { grid-column: 1/-1; padding: 38px 24px; border: 1px dashed var(--line); border-radius: var(--radius); color: var(--muted); text-align: center; }
.empty strong { display: block; margin-bottom: 7px; color: var(--text); }
.panel { padding: 20px; }
.chart-panel { overflow: hidden; }
.chart-toolbar { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 18px; }
.chart-toolbar select { flex: 1; min-width: 140px; }
.chart-wrap { position: relative; overflow-x: auto; min-height: 310px; }
#historyChart { width: 100%; min-width: 680px; height: 340px; }
.legend { display: flex; gap: 18px; margin-top: 10px; color: var(--muted); font-size: 12px; }
.legend > span { display: flex; align-items: center; gap: 7px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); }
.dot.target { background: var(--warning); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.form-grid h3, .form-grid hr, .form-grid .wide { grid-column: 1/-1; }
.form-grid hr, .dialog-form hr { width: 100%; border: 0; border-top: 1px solid var(--line); }
label { display: grid; gap: 7px; color: var(--muted); font-size: 12px; font-weight: 650; }
input, select { width: 100%; min-height: 45px; border: 1px solid var(--line); border-radius: 12px; outline: 0; padding: 10px 12px; color: var(--text); background: var(--input-bg); }
input:focus, select:focus { border-color: var(--accent); outline: 2px solid color-mix(in srgb, var(--accent) 18%, transparent); outline-offset: 1px; }
.check { display: flex; grid-auto-flow: column; justify-content: start; align-items: center; gap: 9px; min-height: 44px; }
.check input { width: 19px; min-height: 19px; accent-color: var(--accent); }
.form-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 6px; }
.system-panel { margin-top: 14px; color: var(--muted); line-height: 1.7; }
.system-panel strong { color: var(--text); }
.log-list { display: grid; gap: 2px; padding: 8px; }
.log-row { display: grid; grid-template-columns: 78px 150px 1fr; gap: 12px; padding: 11px 12px; border-bottom: 1px solid var(--line); font-size: 12px; }
.log-row:last-child { border-bottom: 0; }
.log-row time, .log-row .kind { color: var(--muted); }
.log-row.error .kind { color: var(--danger); }
.log-row.warn .kind { color: var(--warning); }
.bottom-nav { position: fixed; z-index: 30; right: 0; bottom: 0; left: 0; display: grid; grid-template-columns: repeat(5, 1fr); padding: 8px max(8px, env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) max(8px, env(safe-area-inset-left)); border-top: 1px solid var(--line); background: color-mix(in srgb, var(--nav-bg) 96%, transparent); backdrop-filter: blur(14px); }
.bottom-nav button { display: grid; place-items: center; gap: 3px; padding: 7px 2px; border-radius: 12px; color: var(--muted); background: transparent; font-size: 10px; }
.bottom-nav button span { font-size: 20px; line-height: 1; }
.bottom-nav button b { font-weight: 650; }
.bottom-nav button.active { color: var(--accent); }
dialog { width: min(540px, calc(100% - 24px)); max-height: min(88vh, 760px); overflow: auto; border: 1px solid var(--line); border-radius: 24px; padding: 0; color: var(--text); background: var(--dialog-bg); }
dialog::backdrop { background: var(--backdrop); backdrop-filter: blur(4px); }
.dialog-form { display: grid; gap: 14px; padding: 20px; }
.dialog-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.dialog-head h2 { font-size: 23px; }
.dialog-head button { width: 38px; height: 38px; padding: 0; background: transparent; color: var(--muted); font-size: 25px; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
#externalSensorFields { display: grid; gap: 12px; }
.field-note { margin: -4px 0 0; color: var(--muted); font-size: .8rem; line-height: 1.45; }
.sensor-detail { margin-top: 10px; color: var(--muted); font-size: .8rem; line-height: 1.45; }
fieldset { border: 1px solid var(--line); border-radius: 14px; padding: 10px; }
legend { padding: 0 5px; color: var(--muted); font-size: 11px; }
.days { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.days label { display: grid; place-items: center; gap: 5px; padding: 6px 2px; border-radius: 8px; background: var(--surface-muted); font-size: 10px; }
.days input { width: 16px; min-height: 16px; accent-color: var(--accent); }
.sheet { width: min(500px, calc(100% - 18px)); margin: auto auto 10px; }
.sheet .dialog-head { padding: 18px 18px 5px; }
.menu-list { display: grid; padding: 8px 10px 12px; }
.menu-list button { display: flex; justify-content: space-between; border-bottom: 1px solid var(--line); border-radius: 0; padding: 16px 9px; background: transparent; text-align: left; }
.menu-list button:last-child { border-bottom: 0; }
.auth-dialog { width: min(420px, calc(100% - 30px)); }
#toast { position: fixed; z-index: 100; right: 18px; bottom: 92px; max-width: min(380px, calc(100% - 36px)); transform: translateY(15px); opacity: 0; pointer-events: none; padding: 12px 15px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface-2); transition: .2s ease; font-size: 13px; }
#toast.show { transform: translateY(0); opacity: 1; }
#toast.error { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 42%, var(--line)); }
@media (min-width: 900px) {
  .bottom-nav { top: 92px; right: auto; bottom: auto; left: max(16px, calc((100vw - 1380px)/2)); grid-template-columns: 1fr; width: 90px; border: 1px solid var(--line); border-radius: 22px; padding: 9px; background: var(--surface); }
  .bottom-nav button { padding: 10px 4px; }
  main { padding-left: 122px; padding-bottom: 50px; }
}
@media (max-width: 720px) {
  .topbar { flex-wrap: wrap; }
  .top-actions { width: 100%; }
  .top-actions .primary { margin-left: auto; }
}
@media (max-width: 620px) {
  main { padding: 18px 13px 105px; }
  .hero { min-height: 190px; padding: 23px; }
  .hero-temp { font-size: 52px; }
  .metrics { gap: 7px; }
  .metric { padding: 14px 10px; }
  .metric strong { font-size: 20px; }
  .section-heading { align-items: center; }
  .section-heading button { padding: 9px 11px; font-size: 12px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid h3, .form-grid hr, .form-grid .wide { grid-column: auto; }
  .log-row { grid-template-columns: 62px 1fr; }
  .log-row .message { grid-column: 1/-1; }
  .theme-select { min-width: 86px; }
}
@media (max-width: 410px) {
  .topbar { padding-inline: 12px; }
  .brand strong { font-size: 13px; }
  .hero { align-items: start; flex-direction: column; }
  .hero-temp { align-self: flex-end; margin-top: -15px; }
  .two { grid-template-columns: 1fr; }
  .toolbar-select { min-width: 54px; }
  .theme-select { min-width: 82px; }
}

.token-manager { display: grid; gap: 12px; }
.token-list { display: grid; gap: 8px; }
.token-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface-muted); }
.token-row > div { min-width: 0; display: grid; gap: 3px; }
.token-row strong { color: var(--text); font-size: 13px; }
.token-row small { overflow: hidden; color: var(--muted); text-overflow: ellipsis; white-space: nowrap; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace; }
.empty.compact { padding: 18px; }
@media (max-width: 620px) {
  .token-row { align-items: stretch; flex-direction: column; }
  .token-row button { width: 100%; }
}

/* Zone quick controls */
.zone-quick-control { display: grid; gap: 4px; margin-top: 10px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-muted); }
.temperature-control.compact { padding: 4px 0 7px; gap: 16px; }
.temperature-control.compact button { width: 38px; height: 38px; }
.target-temp.compact { min-width: 92px; font-size: 32px; }
.zone-quick-control .mode-row { padding-bottom: 2px; }

.discovery-name-list { display:grid; gap:12px; }
.discovery-name-row { display:grid; gap:8px; padding:12px 0; border-bottom:1px solid var(--border); }
.discovery-name-row:last-child { border-bottom:0; }
.discovery-name-row span { display:grid; gap:2px; }
.discovery-name-row small { color:var(--muted); overflow-wrap:anywhere; }