/* ThunderHome UI
   - Phone: full-bleed content, bottom navigation, bottom sheets
   - Desktop (>= 900px): sidebar + content that fills the whole width
   - Dark by default, light when the OS asks for it */

:root {
  color-scheme: dark light;
  --bg: #0f1115;
  --surface: #181b21;
  --surface-2: #20242c;
  --border: #2a2f39;
  --text: #eef0f4;
  --muted: #9aa3b2;
  --accent: #ffb020;
  --accent-ink: #1a1200;
  --danger: #ff5d5d;
  --ok: #3ecf8e;
  --radius: 16px;
  --nav-h: 64px;
  --icon-filter: brightness(0) invert(1);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f5f8;
    --surface: #ffffff;
    --surface-2: #eceef3;
    --border: #dcdfe6;
    --text: #14171c;
    --muted: #5d6675;
    --accent: #f59e0b;
    --danger: #d93636;
    --ok: #178a5a;
    --icon-filter: brightness(0);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

h1, h2, h3, p { margin: 0; }
h1 { font-size: 1.6rem; letter-spacing: -0.02em; }
h2 { font-size: 1.05rem; }
h3 { font-size: 0.85rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
small, .muted { color: var(--muted); }
hr { border: 0; border-top: 1px solid var(--border); width: 100%; margin: 4px 0; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.stack { display: flex; flex-direction: column; gap: 14px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; }
.qr-auth-panel { display: flex; flex-direction: column; align-items: center; gap: 12px; text-align: center; }
.qr-auth-image { display: block; width: min(100%, 256px); height: auto; padding: 8px; background: #fff; border-radius: 12px; }

/* ---------- Layout ---------- */

.app { min-height: 100dvh; display: grid; grid-template-columns: minmax(0, 1fr); }
.sidebar { display: none; }

#main {
  min-width: 0;
  padding: max(16px, env(safe-area-inset-top)) 16px calc(var(--nav-h) + 28px + env(safe-area-inset-bottom));
}

.bottom-nav {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 5;
  display: flex;
  height: calc(var(--nav-h) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
}

.bottom-nav .nav-link {
  flex: 1;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
  font-size: 0.75rem;
  color: var(--muted);
  user-select: none;
}

.nav-link { display: flex; align-items: center; gap: 12px; color: var(--muted); }
.nav-link .nav-ic {
  display: block; width: 1.1rem; height: 1.1rem; min-width: 1.1rem; min-height: 1.1rem;
  flex-shrink: 0; object-fit: contain; filter: var(--icon-filter); opacity: 0.8;
}
.nav-link.active { color: var(--text); }
.nav-link.active .nav-ic { filter: var(--icon-filter); opacity: 1; }
.bottom-nav .nav-link { gap: 4px; }
.bottom-nav .nav-link .nav-ic {
  width: 1.2rem; height: 1.2rem; min-width: 1.2rem; min-height: 1.2rem;
  background-color: var(--muted);
  filter: none; opacity: 1;
  -webkit-mask: center / contain no-repeat;
  mask: center / contain no-repeat;
}
.bottom-nav [data-nav="home"] .nav-ic { -webkit-mask-image: url('/svg/home.svg'); mask-image: url('/svg/home.svg'); }
.bottom-nav [data-nav="graphs"] .nav-ic { -webkit-mask-image: url('/svg/graphs.svg'); mask-image: url('/svg/graphs.svg'); }
.bottom-nav [data-nav="rules"] .nav-ic { -webkit-mask-image: url('/svg/rules.svg'); mask-image: url('/svg/rules.svg'); }
.bottom-nav [data-nav="forum"] .nav-ic { -webkit-mask-image: url('/svg/forum.svg'); mask-image: url('/svg/forum.svg'); }
.bottom-nav [data-nav="settings"] .nav-ic { -webkit-mask-image: url('/svg/settings.svg'); mask-image: url('/svg/settings.svg'); }
.bottom-nav .nav-link.active .nav-ic { background-color: var(--accent); }
.bottom-nav .nav-link.active { color: var(--accent); }

@media (min-width: 900px) {
  .app { grid-template-columns: 240px minmax(0, 1fr); }

  .sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: sticky;
    top: 0;
    height: 100dvh;
    padding: 28px 16px;
    background: var(--surface);
    border-right: 1px solid var(--border);
  }

  .brand { font-family: "Pixelify Sans", sans-serif; font-weight: 600; font-size: 1.15rem; padding: 0 12px; }
  .nav { display: flex; flex-direction: column; gap: 4px; }
  .sidebar .nav-link { padding: 10px 12px; border-radius: 12px; }
  .sidebar .nav-link:hover { background: var(--surface-2); }
  .sidebar .nav-link.active { background: var(--surface-2); }
  .sidebar-foot { margin-top: auto; display: flex; align-items: center; gap: 8px; padding: 0 12px; font-size: 0.85rem; color: var(--muted); }

  .bottom-nav { display: none; }
  #main { padding: 32px 40px 48px; }
}

.conn-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); }
.conn-dot.down { background: var(--danger); }

.banner {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 30;
  padding: calc(8px + env(safe-area-inset-top)) 16px 8px;
  text-align: center;
  font-size: 0.9rem;
  background: var(--danger);
  color: #fff;
}
.banner[hidden] { display: none; }

/* ---------- Page header, chips, sections ---------- */

.page-header { 
  display: flex; 
  align-items: center; 
  gap: 12px; 
  margin-bottom: 16px;
  user-select: none;
}
.back { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--surface-2); font-size: 1.5rem; line-height: 1; }

.chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; margin: 0 -16px 20px; padding-inline: 16px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
@media (min-width: 900px) { .chips { margin-inline: 0; padding-inline: 0; flex-wrap: wrap; overflow: visible; } }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  flex: none;
  min-height: 38px; padding: 6px 14px;
  border: 1px solid var(--border); border-radius: 999px;
  background: var(--surface); cursor: pointer; white-space: nowrap;
  user-select: none;
}
.chip.active { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
.chip.active .zone-icon { filter: brightness(0); }

.zone-icon { width: 20px; height: 20px; filter: var(--icon-filter); flex: none; }

.glance { margin-bottom: 20px; }
.glance > h2 { margin-bottom: 12px; }
.glance-grid { display: grid; gap: 12px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.glance-card {
  display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 4px;
  min-width: 0; min-height: 88px; padding: 14px;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface); color: var(--text); cursor: pointer; text-align: left;
  transition: background 0.2s, border-color 0.2s;
}
.glance-card:hover { background: var(--surface-2); }
.glance-card.active { background: color-mix(in srgb, var(--accent) 15%, var(--surface)); border-color: color-mix(in srgb, var(--accent) 55%, var(--border)); }
.glance-label { color: var(--muted); font-size: 0.85rem; }
.glance-value { overflow: hidden; max-width: 100%; font-size: clamp(1.15rem, 4vw, 1.6rem); letter-spacing: -0.03em; text-overflow: ellipsis; white-space: nowrap; }
@media (max-width: 420px) { .glance-grid { gap: 8px; } .glance-card { min-height: 78px; padding: 10px; } .glance-label { font-size: 0.78rem; } }

.sections { display: flex; flex-direction: column; gap: 28px; }
.section > h2 { margin-bottom: 12px; }

.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
@media (min-width: 600px) { .grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); } }
@media (min-width: 1400px) { .grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); } }

.empty { padding: 48px 8px; text-align: center; display: flex; flex-direction: column; gap: 16px; align-items: center; }

.onboarding {
  display: flex; flex-direction: column; gap: 24px;
  max-width: 760px; margin: 24px auto; padding: 24px;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 10%, var(--surface)), var(--surface) 55%);
}
.onboarding-intro { display: flex; align-items: flex-start; gap: 16px; }
.onboarding-mark {
  display: grid; place-items: center; width: 48px; height: 48px; flex: none;
  border-radius: 14px; background: var(--accent); color: var(--accent-ink); font-size: 1.5rem;
}
.onboarding-eyebrow { margin-bottom: 4px; color: var(--accent); font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em; }
.onboarding-intro h2 { margin-bottom: 6px; font-size: 1.35rem; }
.onboarding-steps { display: flex; flex-direction: column; gap: 10px; margin: 0; padding: 0; list-style: none; }
.onboarding-step {
  display: flex; align-items: center; gap: 12px; padding: 14px;
  border: 1px solid var(--border); border-radius: 12px; background: var(--surface);
}
.onboarding-number {
  display: grid; place-items: center; width: 32px; height: 32px; flex: none;
  border: 1px solid var(--border); border-radius: 50%; color: var(--muted); font-weight: 700;
}
.onboarding-step.current .onboarding-number { border-color: var(--accent); background: var(--accent); color: var(--accent-ink); }
.onboarding-step.complete .onboarding-number { border-color: var(--ok); background: var(--ok); color: #071b12; }
.onboarding-copy { flex: 1; min-width: 0; }
.onboarding-copy p { margin-top: 2px; font-size: 0.9rem; }
@media (max-width: 599px) {
  .onboarding { margin: 8px 0; padding: 18px; }
  .onboarding-step { align-items: flex-start; flex-wrap: wrap; }
  .onboarding-copy { padding-top: 3px; }
  .onboarding-step .btn { margin-left: 44px; }
}

/* ---------- Historical graphs ---------- */

.graph-controls { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 16px; }
.graph-field { display: flex; flex: 1 1 240px; flex-direction: column; gap: 6px; color: var(--muted); font-size: 0.88rem; }
.graph-field input, .graph-field select { width: 100%; }
.search-picker { position: relative; }
.search-picker-trigger {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  width: 100%; min-height: 44px; padding: 10px 12px;
  border: 1px solid var(--border); border-radius: 12px; background: var(--surface-2);
  color: var(--text); text-align: left; cursor: pointer;
}
.search-picker-trigger::after { content: '▾'; color: var(--muted); }
.search-picker-trigger:disabled { opacity: 0.5; cursor: default; }
.search-picker-menu {
  position: absolute; z-index: 4; top: calc(100% + 6px); left: 0; right: 0;
  display: flex; flex-direction: column; gap: 8px; padding: 8px;
  border: 1px solid var(--border); border-radius: 12px; background: var(--surface);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.24);
}
.search-picker-menu[hidden] { display: none; }
.search-picker-options { display: flex; flex-direction: column; gap: 2px; max-height: 260px; overflow-y: auto; }
.search-picker-option {
  width: 100%; padding: 9px 10px; border: 0; border-radius: 8px;
  background: transparent; color: var(--text); text-align: left; cursor: pointer;
}
.search-picker-option:hover, .search-picker-option[aria-selected="true"] { background: var(--surface-2); }
.search-picker-group-label { display: block; padding: 7px 10px 3px; color: var(--muted); font-size: 0.78rem; font-weight: 600; }
.search-picker-empty { padding: 10px; color: var(--muted); font-size: 0.88rem; }
.graph-card { min-height: 180px; padding: 16px; overflow: hidden; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.history-chart { display: block; width: 100%; height: auto; overflow: visible; }
.chart-gridline { stroke: var(--border); stroke-width: 1; }
.chart-label { fill: var(--muted); font-size: 12px; }
.chart-line { fill: none; stroke: var(--accent); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.chart-hover-area { cursor: crosshair; }
.chart-tooltip-box { fill: var(--surface-2); stroke: var(--border); stroke-width: 1; }
.chart-tooltip-text { fill: var(--text); font-size: 12px; }
.chart-tooltip-value { font-weight: 700; }
.graph-summary { margin-top: 8px; font-size: 0.88rem; }
.graph-message { padding: 40px 8px; text-align: center; }
.error-text { color: var(--danger); }

/* ---------- Device cards ---------- */

.device {
  display: flex; flex-direction: column; gap: 4px;
  min-height: 116px; padding: 14px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  cursor: pointer; text-align: left;
  user-select: none;
  transition: background 0.2s, border-color 0.2s, transform 0.1s;
}
.device:hover { border-color: var(--muted); }
.device:active { transform: scale(0.98); }
.device.on { background: color-mix(in srgb, var(--accent) 15%, var(--surface)); border-color: color-mix(in srgb, var(--accent) 55%, var(--border)); }
.device.offline { opacity: 0.55; }
.device-top { display: flex; justify-content: space-between; align-items: flex-start; flex: 1; }
.device-icon { font-size: 1.6rem; line-height: 1; }
.device-icon:not(.custom) { filter: var(--icon-filter); }
.device-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.device-sub { font-size: 0.85rem; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- Controls ---------- */

.switch {
  position: relative; flex: none;
  width: 46px; height: 28px; padding: 0;
  border: 0; border-radius: 999px; background: var(--border); cursor: pointer;
  transition: background 0.2s;
}
.switch::after {
  content: ""; position: absolute; top: 3px; left: 3px;
  width: 22px; height: 22px; border-radius: 50%; background: #fff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
  transition: transform 0.2s;
}
.switch[aria-checked="true"] { background: var(--accent); }
.switch[aria-checked="true"]::after { transform: translateX(18px); }

.btn {
  appearance: none; min-height: 44px; padding: 10px 16px;
  border: 1px solid var(--border); border-radius: 12px;
  background: var(--surface-2); font-weight: 600; cursor: pointer;
  user-select: none;
}
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.ghost { background: transparent; }
.btn.danger-ghost { background: transparent; color: var(--danger); border-color: color-mix(in srgb, var(--danger) 55%, var(--border)); }
.btn.small { min-height: 36px; padding: 6px 12px; font-size: 0.9rem; }
.btn:disabled { opacity: 0.5; cursor: default; }

.icon-btn {
  display: grid; place-items: center; flex: none;
  width: 40px; height: 40px; padding: 0;
  border: 1px solid var(--border); border-radius: 12px;
  user-select: none;
  background: var(--surface-2); cursor: pointer; font-size: 1.2rem; line-height: 1;
}

input:not([type="range"]):not([type="checkbox"]), select, textarea {
  width: 100%; min-height: 44px; padding: 10px 12px;
  border: 1px solid var(--border); border-radius: 12px; background: var(--surface-2);
}
input:focus, select:focus, textarea:focus, [contenteditable="true"]:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

.field { display: flex; flex-direction: column; gap: 6px; }
.field > span { font-size: 0.85rem; color: var(--muted); }

.device-info { display: flex; flex-direction: column; gap: 10px; }
.device-info h3 { margin: 0; }
.device-info-row { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.device-info-row > span:first-child { color: var(--muted); font-size: 0.85rem; }
.device-info-row a { overflow-wrap: anywhere; }

.range { width: 100%; accent-color: var(--accent); height: 28px; }
.range.hue, .range.temperature {
  -webkit-appearance: none; appearance: none; height: 12px; border-radius: 999px;
}
.range.hue {
  background: linear-gradient(90deg, #f00, #ff0, #0f0, #0ff, #00f, #f0f, #f00);
}
.range.temperature {
  background: linear-gradient(90deg, #9bc9ff, #fff, #ffad5a);
}
.range.hue::-webkit-slider-thumb, .range.temperature::-webkit-slider-thumb { -webkit-appearance: none; width: 24px; height: 24px; border-radius: 50%; background: #fff; border: 2px solid rgba(0, 0, 0, 0.4); }
.range.hue::-moz-range-thumb, .range.temperature::-moz-range-thumb { width: 22px; height: 22px; border-radius: 50%; background: #fff; border: 2px solid rgba(0, 0, 0, 0.4); }

.stepper { display: flex; align-items: center; gap: 12px; }
.stepper-value { min-width: 5ch; text-align: center; font-weight: 600; font-variant-numeric: tabular-nums; }

/* ---------- Capability rows (device sheet) ---------- */

.caps { display: flex; flex-direction: column; }
.cap-row { display: flex; flex-direction: column; gap: 6px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.cap-row:last-child { border-bottom: 0; }
.cap-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; min-height: 32px; }
.cap-right { display: flex; align-items: center; gap: 12px; }
.cap-value { color: var(--muted); font-variant-numeric: tabular-nums; }
.cap-right .icon-btn { color: var(--muted); }
.cap-right .icon-btn:hover { color: var(--text); }
.cap-chart-icon { display: block; width: 18px; height: 18px; filter: var(--icon-filter); }

.status-line { display: flex; align-items: center; gap: 8px; color: var(--muted); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.dot.ok { background: var(--ok); }
.dot.bad { background: var(--danger); }
.camera-snapshot-section { display: grid; gap: 8px; justify-items: center; }
.camera-snapshot { display: block; width: 100%; max-height: 360px; object-fit: contain; border-radius: 12px; background: var(--surface-2); }

/* ---------- Lists (settings) ---------- */

.list { display: flex; flex-direction: column; gap: 8px; }
.list-item {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  width: 100%; padding: 14px 16px; text-align: left;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  cursor: pointer;
  user-select: none;
}
.list-item.static { cursor: default; }
a.list-item:hover, button.list-item:hover { border-color: var(--muted); }
.li-icon { font-size: 1.4rem; width: 28px; text-align: center; flex: none; }
.li-svg-icon {
  display: block; width: 22px; height: 22px; object-fit: contain; flex: none;
  filter: var(--icon-filter); opacity: 0.9;
}
.li-text { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.chev { color: var(--muted); font-size: 1.4rem; }

.connector-list { display: flex; flex-direction: column; gap: 6px; max-height: 220px; overflow-y: auto; }
.connector-option {
  display: flex; align-items: center; gap: 12px; min-height: 56px; padding: 8px 12px;
  border: 1px solid var(--border); border-radius: 12px; background: var(--surface-2);
  text-align: left; cursor: pointer;
  user-select: none;
}
.connector-option:hover { border-color: var(--muted); }
.connector-option[aria-pressed="true"] { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, var(--surface-2)); }
.connector-icon { width: 36px; height: 36px; flex: none; object-fit: contain; }
.connector-empty { padding: 8px 2px; }

.pill { padding: 2px 10px; border-radius: 999px; font-size: 0.8rem; background: var(--surface-2); color: var(--muted); }
.pill.connected { background: color-mix(in srgb, var(--ok) 20%, transparent); color: var(--ok); }
.pill.error, .pill.auth_failed { background: color-mix(in srgb, var(--danger) 20%, transparent); color: var(--danger); }

.card-block { padding: 14px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); display: flex; flex-direction: column; }
.account-profile-picture-row { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.account-profile-picture-frame {
  display: grid; place-items: center; width: 88px; height: 88px; flex: none;
  overflow: hidden; border-radius: 50%; background: var(--surface-2); color: var(--muted);
}
.account-profile-picture, .account-profile-picture-placeholder { grid-area: 1 / 1; }
.account-profile-picture { width: 100%; height: 100%; object-fit: cover; }
.account-profile-picture-placeholder { font-size: 2rem; }
.account-profile-picture-controls { flex: 1; min-width: 180px; }
.account-profile-picture-controls p { margin: 0; }
.danger-zone { margin-top: 12px; padding-top: 20px; border-top: 1px solid var(--border); }

.icon-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(48px, 1fr)); gap: 8px; max-height: 180px; overflow-y: auto; padding: 4px; }
.icon-pick { display: grid; place-items: center; height: 48px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface-2); cursor: pointer; }
.icon-pick img { width: 24px; height: 24px; filter: var(--icon-filter); }
.icon-pick[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); }
.icon-pick[aria-pressed="true"] img { filter: brightness(0); }

/* ---------- Sheets (dialogs): bottom sheet on phone, modal on desktop ---------- */

dialog {
  width: min(100%, 480px); max-height: min(88dvh, 760px);
  margin: auto; padding: 0; overflow: hidden;
  border: 0; border-radius: 20px;
  background: var(--surface); color: var(--text);
}
dialog::backdrop { background: rgba(0, 0, 0, 0.55); }

@media (max-width: 599px) {
  dialog { width: 100%; max-width: 100%; margin: auto 0 0; border-radius: 20px 20px 0 0; max-height: 92dvh; }
  dialog[open] { animation: slide-up 0.22s ease-out; }
  dialog[open].closing { animation: slide-down 0.22s ease-in forwards; }
}
@keyframes slide-up { from { transform: translateY(100%); } to { transform: none; } }
@keyframes slide-down { from { transform: none; } to { transform: translateY(100%); } }

.sheet { display: flex; flex-direction: column; max-height: inherit; }
.sheet-head { 
  display: flex; 
  justify-content: space-between; 
  align-items: center; 
  gap: 12px; 
  padding: 16px 20px 8px;
  user-select: none;
}
.sheet-head h2 { flex: 1; min-width: 0; }
.sheet-settings { flex: none; }
.sheet-body { overflow-y: auto; padding: 8px 20px calc(24px + env(safe-area-inset-bottom)); }

/* ---------- Toasts ---------- */

/* The container is a manual popover so it renders above open dialogs (top layer). */
#toasts {
  position: fixed; z-index: 50;
  inset: auto auto calc(var(--nav-h) + 16px + env(safe-area-inset-bottom)) 50%;
  transform: translateX(-50%);
  margin: 0; padding: 0; border: 0; background: transparent; color: inherit; overflow: visible;
  display: flex; flex-direction: column; gap: 8px; width: min(92vw, 420px);
  pointer-events: none;
}
#toasts:not(:popover-open):empty { display: none; }
@media (min-width: 900px) { #toasts { bottom: 24px; } }
.toast { padding: 12px 16px; border-radius: 12px; background: var(--surface-2); border: 1px solid var(--border); box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35); animation: toast-enter 220ms ease-out; transition: opacity 180ms ease; }
.toast.is-dismissing { opacity: 0; }
.toast.error { background: var(--danger); border-color: var(--danger); color: #fff; }
.toast.ok { border-color: var(--ok); }
@keyframes toast-enter {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- Login / auth pages ---------- */

.auth-page main.auth {
  min-height: 100dvh; max-width: 420px; margin: 0 auto;
  padding: 24px; display: flex; flex-direction: column; justify-content: center; gap: 20px;
}
.auth-page .muted a { color: var(--accent); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* ---------- Notices on the logged-out pages ---------- */

.notice { padding: 12px 14px; border-radius: 12px; border: 1px solid var(--border); background: var(--surface-2); }
.notice[hidden] { display: none; }
.notice.error { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 14%, var(--surface)); }
.notice.ok { border-color: var(--ok); background: color-mix(in srgb, var(--ok) 14%, var(--surface)); }
.auth-page .btn { text-align: center; display: inline-block; }

/* ---------- Rules tab ---------- */

.push-right { margin-left: auto; }
.row.between { justify-content: space-between; }
.stack.tight { gap: 8px; }
.icon-btn.small { width: 34px; height: 34px; font-size: 1rem; }

.rule-card {
  display: flex; 
  flex-direction: column; 
  gap: 6px; padding: 14px 16px;
  background: var(--surface); 
  border: 1px solid var(--border); 
  border-radius: var(--radius); 
  cursor: pointer;
  user-select: none;
}
.rule-card:hover { border-color: var(--muted); }
.rule-card.off { opacity: 0.6; }
.rule-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.rule-sum { display: flex; gap: 8px; align-items: baseline; font-size: 0.92rem; color: var(--muted); }
.rule-status { font-size: 0.82rem; color: var(--muted); }
.rule-status.bad { color: var(--danger); }

.tag { flex: none; min-width: 3.2em; padding: 1px 8px; border-radius: 999px; font-size: 0.72rem; font-weight: 700; text-align: center; text-transform: uppercase; letter-spacing: 0.04em; }
.tag.when { background: color-mix(in srgb, var(--accent) 25%, transparent); color: var(--accent); }
.tag.then { background: color-mix(in srgb, var(--ok) 22%, transparent); color: var(--ok); }

.flow { display: flex; flex-direction: column; gap: 8px; padding: 14px; background: var(--surface); border: 1px solid var(--border); border-left-width: 4px; border-radius: var(--radius); }
.flow-when { border-left-color: var(--accent); }
.flow-and { border-left-color: var(--muted); }
.flow-then { border-left-color: var(--ok); }
.flow-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.flow .btn.small { align-self: flex-start; }

.card-item { display: flex; align-items: center; gap: 8px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; }
.card-item.broken { border-color: var(--danger); }
.card-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; padding: 10px 12px; text-align: left; background: none; border: 0; cursor: pointer; }
.card-body small { white-space: normal; }
.card-tools { display: flex; gap: 4px; padding-right: 8px; }

.weekdays { display: flex; flex-wrap: wrap; gap: 6px; }
.chip.day[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
.check { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.check input { width: 20px; height: 20px; accent-color: var(--accent); }

.editor-footer { margin-top: 8px; flex-wrap: wrap; }

/* ---------- Forum ---------- */

.forum-header { flex-wrap: wrap; }
.forum-header h1 { min-width: 0; overflow-wrap: anywhere; }
.forum-search { margin-bottom: 12px; }
.forum-categories { margin-top: 12px; margin-bottom: 16px; }
.forum-topic-list { display: flex; flex-direction: column; gap: 8px; }
.forum-topic-loader { min-height: 20px; padding: 8px; color: var(--muted); text-align: center; }
.forum-dm-item { display: flex; align-items: stretch; gap: 8px; }
.forum-dm-item > .forum-topic { flex: 1; min-width: 0; }
.forum-dm-delete { align-self: center; flex-shrink: 0; }
.forum-topic {
  display: flex; flex-direction: column; align-items: flex-start; gap: 6px;
  width: 100%; padding: 14px 16px; text-align: left;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  cursor: pointer;
}
.forum-topic:hover { border-color: var(--muted); }
.forum-topic-title { font-weight: 650; font-size: 1.05rem; }
.forum-pinned-badge { color: var(--accent); }
.forum-topic.read .forum-topic-title { color: var(--muted); }
.forum-topic-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; color: var(--muted); font-size: 0.84rem; }
.forum-avatar {
  display: inline-flex; align-items: center; justify-content: center; flex: none;
  width: 28px; height: 28px; overflow: hidden; border-radius: 50%;
  background: var(--surface-2); color: var(--muted); font-size: 0.8rem; line-height: 1;
}
.forum-avatar img { width: 100%; height: 100%; object-fit: cover; }
.forum-avatar.large { width: 80px; height: 80px; font-size: 1.8rem; }
.forum-unread-count { display: inline-flex; align-items: center; justify-content: center; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 999px; background: var(--danger); color: #fff; font-size: 0.75rem; font-weight: 700; line-height: 1; }
.forum-post, .forum-replies { display: flex; flex-direction: column; gap: 12px; }
.forum-topic-post { margin-bottom: 24px; padding: 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.forum-replies { margin-bottom: 24px; }
.forum-post { padding: 14px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow-wrap: anywhere; }
.forum-post-head { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.forum-author { padding: 0; border: 0; background: transparent; color: var(--accent); font-weight: 650; cursor: pointer; }
.forum-post-actions { display: flex; gap: 6px; margin-left: auto; }
.forum-edit-icon, .forum-remove-icon { display: block; width: 20px; height: 20px; }
.forum-edit-icon { filter: var(--icon-filter); }
.forum-remove-icon {
  background-color: var(--danger);
  -webkit-mask: url('/svg/delete.svg') center / contain no-repeat;
  mask: url('/svg/delete.svg') center / contain no-repeat;
}
.forum-solution-badge { padding: 3px 8px; border-radius: 999px; background: var(--accent); color: var(--bg); font-size: 0.78rem; font-weight: 700; }
.forum-solution-toggle { color: var(--accent); }
.forum-post time { font-size: 0.82rem; }
.forum-reply-form { padding-top: 16px; border-top: 1px solid var(--border); }
.markdown-editor { display: flex; flex-direction: column; gap: 8px; }

/* ---------- Public landing page ---------- */

.landing-page { background: var(--bg); }
.landing-header, .landing-footer {
  display: flex; align-items: center; justify-content: space-between;
  width: min(1120px, calc(100% - 48px)); margin-inline: auto;
}
.landing-header { min-height: 84px; }
.landing-brand { display: inline-flex; align-items: center; gap: 9px; font-family: "Pixelify Sans", sans-serif; font-size: 1.12rem; font-weight: 600; letter-spacing: 0; }
.landing-nav { display: flex; align-items: center; gap: 22px; }
.landing-login { color: var(--muted); font-weight: 600; }
.landing-login:hover, .landing-secondary-link:hover { color: var(--text); }
.landing-nav-cta { min-height: 40px; padding: 8px 14px; }
.landing-hero {
  position: relative; display: grid; grid-template-columns: 1fr 0.88fr; align-items: center;
  gap: clamp(32px, 7vw, 88px); width: min(1120px, calc(100% - 48px));
  min-height: 570px; margin: 0 auto; padding: 52px 0 74px;
}
.landing-copy { position: relative; z-index: 1; }
.landing-eyebrow { color: var(--accent); font-size: 0.76rem; font-weight: 750; letter-spacing: 0.13em; }
.landing-copy h1 { margin-top: 20px; font-size: clamp(3rem, 6vw, 5.15rem); line-height: 1.02; letter-spacing: -0.065em; }
.landing-copy h1 span { color: var(--accent); }
.landing-intro { max-width: 520px; margin-top: 22px; color: var(--muted); font-size: 1.08rem; line-height: 1.75; }
.landing-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 20px; margin-top: 30px; }
.landing-hero-cta { display: inline-flex; align-items: center; gap: 12px; min-height: 52px; padding: 12px 19px; }
.landing-hero-cta span { font-size: 1.15rem; }
.landing-secondary-link { color: var(--muted); font-size: 0.9rem; font-weight: 600; }
.landing-reassurance { margin-top: 18px; color: var(--muted); font-size: 0.88rem; }
.landing-reassurance span { margin-right: 5px; color: var(--ok); font-weight: 800; }
.landing-preview { position: relative; display: grid; place-items: center; min-height: 380px; }
.preview-glow { position: absolute; width: 82%; aspect-ratio: 1; border-radius: 50%; background: color-mix(in srgb, var(--accent) 15%, transparent); filter: blur(80px); }
.preview-window {
  position: relative; width: min(100%, 410px); padding: 26px; border: 1px solid var(--border);
  border-radius: 24px; background: color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.28);
}
.preview-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.preview-overline { margin-bottom: 4px; color: var(--muted); font-size: 0.7rem; font-weight: 750; letter-spacing: 0.11em; }
.preview-heading h2 { font-size: 1.18rem; letter-spacing: -0.03em; }
.preview-status { display: inline-flex; align-items: center; gap: 6px; padding: 5px 9px; border: 1px solid var(--border); border-radius: 999px; color: var(--muted); font-size: 0.75rem; }
.preview-status span { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); }
.preview-device { display: flex; align-items: center; gap: 12px; margin-top: 9px; padding: 13px; border: 1px solid var(--border); border-radius: 15px; background: var(--bg); }
.preview-device-on { border-color: color-mix(in srgb, var(--accent) 30%, var(--border)); }
.preview-icon { display: grid; flex: none; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--surface-2); font-size: 1.1rem; }
.preview-device-name { display: flex; flex: 1; flex-direction: column; min-width: 0; font-size: 0.86rem; font-weight: 650; }
.preview-device-name small { margin-top: 2px; font-size: 0.74rem; font-weight: 400; }
.preview-toggle { position: relative; flex: none; width: 36px; height: 21px; padding: 0; border: 0; border-radius: 999px; background: var(--accent); cursor: pointer; }
.preview-toggle:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; }
.preview-toggle::after { position: absolute; top: 3px; right: 3px; width: 15px; height: 15px; border-radius: 50%; background: var(--accent-ink); content: ""; }
.preview-toggle-off { background: var(--border); }
.preview-toggle-off::after { right: auto; left: 3px; background: var(--text); }
.preview-footer { margin-top: 17px; color: var(--muted); text-align: center; font-size: 0.8rem; }
.preview-footer span { color: var(--accent); }
.preview-note { position: absolute; right: -18px; bottom: 20px; padding: 12px 16px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2); font-size: 0.85rem; font-weight: 650; }
.preview-note span { margin-right: 5px; color: var(--accent); }
.landing-rules { display: grid; grid-template-columns: 1fr 0.9fr; align-items: center; gap: clamp(36px, 8vw, 100px); width: min(1000px, calc(100% - 48px)); margin: 0 auto; padding: 76px 0; }
.landing-rules-copy h2 { margin-top: 9px; font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.055em; }
.landing-rules-copy > p:not(.landing-eyebrow) { max-width: 470px; margin-top: 15px; color: var(--muted); line-height: 1.75; }
.landing-rules-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 22px; color: var(--accent); font-weight: 700; }
.landing-rules-link span { transition: transform 160ms ease; }
.landing-rules-link:hover span { transform: translateX(3px); }
.landing-rule-example { padding: 21px; border: 1px solid var(--border); border-radius: 20px; background: var(--surface); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.14); }
.rule-example-heading { display: flex; align-items: center; gap: 10px; margin-bottom: 17px; font-weight: 700; }
.rule-example-icon { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 11px; background: color-mix(in srgb, var(--accent) 15%, var(--bg)); color: var(--accent); }
.rule-example-active { margin-left: auto; color: var(--ok); font-size: 0.65rem; letter-spacing: 0.1em; }
.rule-example-step { display: grid; grid-template-columns: 38px 34px 1fr; align-items: center; gap: 9px; min-height: 52px; padding: 7px 10px; border: 1px solid var(--border); border-radius: 12px; background: var(--bg); font-size: 0.84rem; }
.rule-step-label { color: var(--muted); font-size: 0.66rem; font-weight: 750; letter-spacing: 0.06em; }
.rule-step-icon { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; background: var(--surface-2); }
.rule-example-connector { height: 12px; margin-left: 35px; border-left: 1px dashed var(--muted); opacity: 0.55; }
.landing-graphs { display: grid; grid-template-columns: 0.85fr 1.15fr; align-items: center; gap: clamp(36px, 8vw, 100px); padding: 76px max(24px, calc((100% - 1000px) / 2)); background: var(--surface); }
.landing-graphs-copy h2, .landing-connectors-heading h2 { margin-top: 9px; font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.055em; }
.landing-graphs-copy > p:not(.landing-eyebrow) { max-width: 470px; margin-top: 15px; color: var(--muted); line-height: 1.75; }
.landing-chart-card { min-width: 0; padding: 22px; border: 1px solid var(--border); border-radius: 20px; background: var(--bg); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12); }
.landing-chart-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.landing-chart-heading h3 { color: var(--text); font-size: 1rem; letter-spacing: -0.02em; text-transform: none; }
.landing-chart-range { padding: 6px 9px; border: 1px solid var(--border); border-radius: 9px; color: var(--muted); font-size: 0.72rem; white-space: nowrap; }
.landing-chart-summary { display: flex; align-items: baseline; gap: 9px; margin-top: 18px; }
.landing-chart-summary strong { font-size: 1.75rem; letter-spacing: -0.05em; }
.landing-chart-summary span { color: var(--muted); font-size: 0.78rem; }
.landing-chart { display: block; width: 100%; height: auto; margin-top: 12px; overflow: visible; }
.landing-chart-gridline { stroke: var(--border); stroke-dasharray: 4 5; stroke-width: 1; }
.landing-chart-label { fill: var(--muted); font: 11px system-ui, sans-serif; }
.landing-chart-line { fill: none; stroke: var(--accent); stroke-linecap: round; stroke-linejoin: round; stroke-width: 3; }
.landing-connectors { padding: 76px 24px; }
.landing-connectors-heading { max-width: 660px; margin: 0 auto 30px; text-align: center; }
.landing-connectors-heading > p:last-child { margin-top: 12px; color: var(--muted); line-height: 1.65; }
.landing-connector-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; width: min(1000px, 100%); margin: 0 auto; padding: 0; list-style: none; }
.landing-connector-list li { display: grid; min-height: 58px; place-items: center; padding: 10px 14px; border: 1px solid var(--border); border-radius: 13px; background: var(--surface); color: var(--text); text-align: center; font-size: 0.86rem; font-weight: 650; }
.landing-benefits { padding: 68px 24px 76px; background: var(--surface); }
.landing-benefits-heading { width: min(1120px, 100%); margin: 0 auto 30px; }
.landing-benefits-heading h2 { margin-top: 8px; font-size: clamp(1.7rem, 3vw, 2.25rem); letter-spacing: -0.045em; }
.landing-benefit-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; width: min(1120px, 100%); margin: 0 auto; }
.landing-benefit { min-height: 190px; padding: 21px; border: 1px solid var(--border); border-radius: 17px; background: var(--bg); }
.benefit-icon { display: grid; place-items: center; width: 38px; height: 38px; margin-bottom: 16px; border-radius: 12px; background: color-mix(in srgb, var(--accent) 14%, var(--surface)); color: var(--accent); font-size: 1.15rem; font-weight: 750; }
.landing-benefit h3 { margin-bottom: 8px; color: var(--text); font-size: 0.98rem; letter-spacing: -0.02em; text-transform: none; }
.landing-benefit p { color: var(--muted); font-size: 0.85rem; line-height: 1.6; }
.landing-footer { min-height: 88px; color: var(--muted); font-size: 0.82rem; }
.landing-footer .landing-brand { color: var(--text); font-size: 0.98rem; }

@media (max-width: 850px) {
  .landing-hero { grid-template-columns: 1fr 0.82fr; gap: 24px; }
  .landing-copy h1 { font-size: clamp(2.8rem, 7vw, 4rem); }
  .landing-preview { min-height: 330px; }
  .preview-window { padding: 20px; }
  .preview-note { right: -6px; }
  .landing-graphs { grid-template-columns: 1fr; gap: 28px; padding: 60px 24px; }
  .landing-graphs-copy { max-width: 640px; }
  .landing-connector-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .landing-benefit-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .landing-header, .landing-footer { width: calc(100% - 36px); }
  .landing-header { min-height: 72px; }
  .landing-brand { font-size: 1rem; }
  .landing-nav { gap: 14px; }
  .landing-nav-cta { min-height: 38px; padding: 7px 11px; font-size: 0.88rem; }
  .landing-hero { grid-template-columns: 1fr; gap: 26px; width: calc(100% - 40px); min-height: auto; padding: 52px 0 56px; }
  .landing-copy h1 { margin-top: 15px; font-size: clamp(3rem, 13vw, 4.1rem); }
  .landing-intro { margin-top: 17px; font-size: 1rem; }
  .landing-actions { align-items: flex-start; flex-direction: column; gap: 15px; margin-top: 24px; }
  .landing-preview { min-height: 340px; margin: 0 8px; }
  .preview-window { width: 100%; }
  .preview-note { right: -10px; bottom: 8px; }
  .landing-rules { grid-template-columns: 1fr; gap: 26px; width: calc(100% - 40px); padding: 52px 0; }
  .landing-rule-example { padding: 16px; }
  .landing-graphs { gap: 24px; padding: 52px 20px; }
  .landing-chart-card { padding: 16px 12px; }
  .landing-chart-label { font-size: 12px; }
  .landing-connectors { padding: 52px 20px; }
  .landing-connector-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
  .landing-benefits { padding: 48px 20px 54px; }
  .landing-benefit-grid { gap: 10px; }
  .landing-benefit { min-height: 176px; padding: 16px; }
  .landing-footer { min-height: 76px; }
}
@media (prefers-reduced-motion: no-preference) {
  .landing-hero-cta, .landing-nav-cta { transition: transform 160ms ease, filter 160ms ease; }
  .landing-hero-cta:hover, .landing-nav-cta:hover { transform: translateY(-2px); filter: brightness(1.05); }
}
.markdown-modes { display: flex; gap: 6px; }
.markdown-mode { min-height: 36px; }
.markdown-toolbar { display: flex; flex-wrap: wrap; gap: 6px; }
.markdown-toolbar .markdown-tool { min-height: 36px; }
.markdown-tool-icon { display: block; width: 20px; height: 20px; filter: var(--icon-filter); }
.markdown-toolbar .markdown-tool[aria-label="Bold"] { font-weight: 800; }
.markdown-toolbar .markdown-tool[aria-label="Italic"] { font-style: italic; }
.markdown-editor textarea { width: 100%; min-height: 180px; resize: vertical; background: var(--surface-2); color: var(--text); font: inherit; line-height: 1.5; }
.markdown-visual-editor { min-height: 180px; padding: 10px 12px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface-2); color: var(--text); outline-offset: 1px; }
.markdown-visual-editor:empty::before { content: "Write your post…"; color: var(--muted); pointer-events: none; }
.forum-replying-to { display: flex; align-items: center; gap: 10px; color: var(--muted); }
.forum-reply-reference { align-self: flex-start; padding: 2px 8px; border: 0; border-left: 2px solid var(--accent); background: transparent; color: var(--muted); cursor: pointer; }
.forum-banned-note { padding: 12px 14px; border: 1px solid color-mix(in srgb, var(--danger) 50%, var(--border)); border-radius: 12px; background: color-mix(in srgb, var(--danger) 14%, var(--surface)); color: var(--danger); }
.forum-moderator-note { padding: 12px 14px; border: 1px solid var(--border); border-radius: 12px; color: var(--muted); }
.forum-dm-message.own { align-self: flex-end; width: min(92%, 720px); background: color-mix(in srgb, var(--accent) 10%, var(--surface)); }
.forum-dm-message:not(.own) { width: min(92%, 720px); }
.forum-typing-indicator { min-height: 1.25em; margin: -4px 0 0; color: var(--muted); font-size: 0.84rem; }
.markdown { display: flex; flex-direction: column; gap: 10px; overflow-wrap: anywhere; }
.markdown p { white-space: pre-wrap; }
.markdown h1, .markdown h2, .markdown h3, .markdown h4, .markdown h5, .markdown h6 { color: var(--text); text-transform: none; letter-spacing: normal; }
.markdown ul, .markdown ol { margin: 0; padding-left: 24px; }
.markdown blockquote { margin: 0; padding: 4px 12px; border-left: 3px solid var(--accent); color: var(--muted); }
.markdown pre { max-width: 100%; overflow-x: auto; padding: 12px; border-radius: 10px; background: var(--surface-2); }
.markdown code { padding: 1px 4px; border-radius: 4px; background: var(--surface-2); font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
.markdown pre code { padding: 0; background: transparent; }
.markdown a { color: var(--accent); text-decoration: underline; }
.markdown img { max-width: 100%; max-height: 640px; object-fit: contain; border-radius: 10px; }