@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #10141C;
  --bg-elevated: #171D28;
  --bg-input: #1E2530;
  --border: #2A3341;
  --text: #E8ECF2;
  --text-dim: #8B96A8;
  --amber: #F2B84B;
  --amber-dim: #7A5D2A;
  --cyan: #5EEAD4;
  --danger: #F26A6A;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.app-shell {
  max-width: 640px;
  margin: 0 auto;
  padding: 20px 16px 96px;
}

header.top {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0 24px;
}

.app-logo {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  flex-shrink: 0;
  display: block;
  object-fit: cover;
}

h1.brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
}
.brand-sub {
  font-size: 12.5px;
  color: var(--text-dim);
  margin-top: 2px;
}

nav.tabs {
  display: flex;
  gap: 6px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px;
  margin-bottom: 20px;
}
nav.tabs button {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text-dim);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 500;
  padding: 10px 8px;
  border-radius: 10px;
  cursor: pointer;
}
nav.tabs button.active {
  background: var(--bg-input);
  color: var(--text);
}

.panel { display: none; }
.panel.active { display: block; }

.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
}

.card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 4px;
}
.card-meta {
  font-size: 12px;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-family: 'JetBrains Mono', monospace;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--bg-input);
  color: var(--text-dim);
  border: 1px solid var(--border);
}
.pill.on { color: var(--cyan); border-color: color-mix(in srgb, var(--cyan) 40%, var(--border)); }
.pill.amber { color: var(--amber); border-color: color-mix(in srgb, var(--amber) 40%, var(--border)); }

.pause-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
  padding: 4px 10px;
  border-radius: 999px;
  cursor: pointer;
  white-space: nowrap;
  background: color-mix(in srgb, var(--cyan) 10%, var(--bg-input));
  color: var(--cyan);
  border: 1px solid color-mix(in srgb, var(--cyan) 40%, var(--border));
}
.pause-pill.paused {
  background: color-mix(in srgb, var(--danger) 12%, var(--bg-input));
  color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 45%, var(--border));
}

label {
  display: block;
  font-size: 12.5px;
  color: var(--text-dim);
  margin: 12px 0 6px;
}
label:first-child { margin-top: 0; }

input[type=text], input[type=tel], input[type=number], input[type=password] {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: inherit;
  font-size: 14.5px;
  padding: 11px 12px;
  border-radius: 10px;
  outline: none;
}
input:focus-visible, button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 1px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: 10px;
  padding: 11px 16px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.btn-primary { background: var(--amber); color: #1A1200; }
.btn-ghost { background: var(--bg-input); color: var(--text); border: 1px solid var(--border); }
.btn-danger { background: transparent; color: var(--danger); border: 1px solid color-mix(in srgb, var(--danger) 40%, var(--border)); }
.btn-block { width: 100%; margin-top: 14px; }

.row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.row + .row { margin-top: 10px; }

.channel-row {
  display: grid;
  grid-template-columns: 1fr 40px 40px;
  align-items: start;
  column-gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.channel-row:last-child { border-bottom: none; }
.channel-name { font-size: 14px; }
.channel-id { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-dim); }

.switch {
  position: relative;
  width: 40px;
  height: 22px;
  flex-shrink: 0;
}
.switch input { opacity: 0; width: 0; height: 0; }
.switch .track {
  position: absolute; inset: 0;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: background .15s;
}
.switch .thumb {
  position: absolute; top: 2px; left: 2px;
  width: 16px; height: 16px;
  background: var(--text-dim);
  border-radius: 50%;
  transition: transform .15s, background .15s;
}
.switch input:checked + .track { background: color-mix(in srgb, var(--cyan) 22%, var(--bg-input)); border-color: var(--cyan); }
.switch input:checked + .track .thumb { transform: translateX(18px); background: var(--cyan); }

.rule-words {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0 4px;
}
.word-tag {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 5px 9px;
  font-size: 13px;
  font-family: 'JetBrains Mono', monospace;
  display: flex;
  align-items: center;
  gap: 6px;
}
.word-tag button {
  background: none; border: none; color: var(--text-dim); cursor: pointer; font-size: 13px; padding: 0;
}

.empty-state {
  text-align: center;
  padding: 40px 16px;
  color: var(--text-dim);
  font-size: 14px;
}

.clause-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  margin-top: 10px;
}
.clause-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.clause-label {
  font-size: 11.5px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.clause-remove {
  background: none;
  border: none;
  color: var(--danger);
  font-size: 12.5px;
  cursor: pointer;
  padding: 0;
}
.or-divider {
  text-align: center;
  font-size: 11.5px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--amber);
  letter-spacing: 0.08em;
  margin: 8px 0;
}
.oppure-inline {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--amber);
  letter-spacing: 0.06em;
  margin-right: 2px;
}
.clause-oppure-inline {
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.exclude-card {
  background: color-mix(in srgb, var(--danger) 6%, var(--bg-input));
  border: 1px solid color-mix(in srgb, var(--danger) 30%, var(--border));
  border-radius: 10px;
  padding: 12px;
  margin-top: 14px;
}
.clause-label-exclude {
  color: var(--danger);
}
.exclude-label {
  font-size: 11.5px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--danger);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 10px 0 0;
}
.word-tag-exclude {
  background: color-mix(in srgb, var(--danger) 10%, var(--bg-input));
  border-color: color-mix(in srgb, var(--danger) 40%, var(--border));
  color: var(--danger);
}
.word-tag-exclude button {
  color: var(--danger);
}

.rule-disabled {
  opacity: 0.5;
}
.rule-disabled .card-title {
  text-decoration: line-through;
  text-decoration-color: var(--text-dim);
}

.btn-select-all {
  background: none;
  border: none;
  color: var(--cyan);
  font-size: 12px;
  font-family: 'JetBrains Mono', monospace;
  cursor: pointer;
  padding: 0;
}

.channel-row-header {
  padding-bottom: 6px;
}
.channel-col-label {
  width: 40px;
  text-align: center;
  font-size: 10px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.channel-group summary {
  cursor: pointer;
  list-style: none;
}
.channel-group summary::-webkit-details-marker { display: none; }
.channel-group-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.channel-group-summary::after {
  content: "▾";
  color: var(--text-dim);
  font-size: 12px;
  margin-left: 8px;
  transition: transform .15s;
}
.channel-group[open] .channel-group-summary::after {
  transform: rotate(180deg);
}
.channel-group-body {
  margin-top: 12px;
  border-top: 1px solid var(--border);
  padding-top: 6px;
}

.backup-link {
  color: var(--cyan);
  font-size: 12.5px;
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 13.5px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(-4px); }
.toast.error { border-color: color-mix(in srgb, var(--danger) 50%, var(--border)); color: var(--danger); }