* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #0f1117;
  --panel: #1a1d27;
  --border: #2d3748;
  --muted: #4a5568;
  --text: #e2e8f0;
  --text-dim: #a0aec0;
  --text-faint: #718096;
  --accent: #3182ce;
  --accent-light: #63b3ed;
  --accent-pale: #90cdf4;
  --accent-bg: #2b4c7e;
  --have: #38a169;
  --have-bg: #1c4532;
  --have-bg-25: #1a2e22;
  --have-bg-50: #1c4532;
  --have-bg-75: #276749;
  --have-bg-100: #2f855a;
  --have-light: #68d391;
  --gap: rgba(252, 129, 129, 0.32);
  --now: #ecc94b;
  --inout: rgba(99, 179, 237, 0.55);
  --inout-edge: var(--accent-light);
  --rec: #fc8181;
  --rec-bg: #742a2a;
  --rec-text: #feb2b2;
}
body {
  font-family: system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}
header {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
  z-index: 10;
}
header h1 { font-size: 1.1rem; font-weight: 600; }
#camera-select {
  background: var(--border);
  color: var(--text);
  border: 1px solid var(--muted);
  font: inherit;
  font-size: .9rem;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  max-width: 50vw;
}
#settings-btn {
  background: var(--border);
  color: var(--text-dim);
  border: 1px solid var(--muted);
  font: inherit;
  font-size: .8rem;
  padding: 4px 12px;
  border-radius: 6px;
  cursor: pointer;
}
#settings-btn:hover { background: var(--muted); color: var(--text); }
#live-btn {
  background: var(--border);
  color: #ff5a5a;
  border: 1px solid var(--muted);
  font: inherit;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .03em;
  padding: 4px 12px;
  border-radius: 6px;
  cursor: pointer;
}
#live-btn:hover { background: #ff5a5a; color: #fff; border-color: #ff5a5a; }
#live-btn:disabled { opacity: .4; cursor: not-allowed; }
#rec-status {
  font-size: .8rem;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--border);
  color: var(--text-dim);
}
#rec-status.live { background: var(--rec-bg); color: var(--rec-text); }
#rec-status.live::before {
  content: "●";
  color: var(--rec);
  margin-right: 6px;
  animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
#storage {
  font-size: .85rem;
  color: var(--text-faint);
  margin-left: auto;
}

/* ========== Grid (heatmap) view ========== */
#grid-view {
  padding: 24px;
  max-width: 1100px;
  margin: 0 auto;
}
#heatmap {
  display: grid;
  grid-template-columns: 80px repeat(24, 1fr);
  gap: 3px;
  margin-bottom: 16px;
}
.heatmap-hour-label {
  font-size: .65rem;
  color: var(--text-faint);
  text-align: center;
  padding: 2px 0;
}
.heatmap-day-label {
  font-size: .8rem;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  padding-right: 8px;
  white-space: nowrap;
}
.heatmap-cell {
  aspect-ratio: 1;
  min-height: 26px;
  border-radius: 3px;
  background: var(--panel);
  border: 1px solid var(--border);
  cursor: default;
  transition: transform .12s ease, background-color .12s ease, border-color .12s ease;
}
.heatmap-cell.has-video {
  background: var(--have-bg);
  border-color: var(--have);
  cursor: pointer;
}
.heatmap-cell.cov-25 { background: var(--have-bg-25); }
.heatmap-cell.cov-50 { background: var(--have-bg-50); }
.heatmap-cell.cov-75 { background: var(--have-bg-75); }
.heatmap-cell.cov-100 { background: var(--have-bg-100); }
.heatmap-cell.has-video:hover {
  background: var(--have);
  transform: translateY(-1px);
}
.heatmap-cell.now-hour {
  outline: 2px solid var(--now);
  outline-offset: -2px;
}
.heatmap-cell.recording {
  background: var(--rec-bg);
  border-color: var(--rec);
  cursor: not-allowed;
  animation: pulse 1.5s ease-in-out infinite;
}
.heatmap-cell:focus-visible {
  outline: 2px solid var(--have-light);
  outline-offset: 2px;
}
.legend {
  font-size: .75rem;
  color: var(--text-faint);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}
.kbd-hint {
  margin-left: auto;
  font-size: .7rem;
}
.sw {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 2px;
  margin: 0 4px 0 8px;
  vertical-align: middle;
}
.sw:first-child { margin-left: 0; }
.sw-have { background: var(--have-bg); border: 1px solid var(--have); }
.sw-none { background: var(--panel); border: 1px solid var(--border); }
.sw-rec { background: var(--rec-bg); border: 1px solid var(--rec); }
.sw-now { background: transparent; border: 2px solid var(--now); }

/* ========== Hour view ========== */
#hour-view {
  padding: 16px 24px 32px;
  max-width: 1100px;
  margin: 0 auto;
}
#hour-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
#hour-toolbar button,
#download-link {
  background: var(--border);
  color: var(--text-dim);
  border: 1px solid var(--muted);
  font: inherit;
  font-size: .85rem;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
}
#hour-toolbar button:hover:not(:disabled),
#download-link:hover { background: var(--muted); color: var(--text); }
#hour-toolbar button:disabled { opacity: 0.4; cursor: not-allowed; }
#hour-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 8px;
  flex: 1;
  text-align: center;
  min-width: 200px;
}
#download-link { margin-left: auto; }

#player-wrap {
  background: #000;
  display: flex;
  justify-content: center;
  padding: 0;
  position: relative;
  z-index: 1;
  isolation: isolate;
}
video {
  max-width: 960px;
  width: 100%;
  max-height: 540px;
  background: #000;
  display: block;
  position: relative;
  z-index: 1;
  cursor: pointer;
}
#player-overlay {
  position: absolute;
  top: 8px;
  right: max(12px, calc(50% - 480px + 12px));
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  padding: 4px 10px;
  font-size: .85rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  border-radius: 4px;
  pointer-events: none;
  letter-spacing: .02em;
  z-index: 5;
}

#scrubber-wrap { margin-top: 12px; padding: 0 4px; }
#scrubber-track {
  position: relative;
  height: 28px;
  display: flex;
  align-items: center;
}
#scrubber-gaps {
  position: absolute;
  inset: 11px 0;
  height: 6px;
  border-radius: 3px;
  background: linear-gradient(to right, var(--gap) 0%, var(--gap) 100%);
  pointer-events: none;
  z-index: 0;
}
#scrubber-inout {
  position: absolute;
  inset: 8px 0;
  height: 12px;
  pointer-events: none;
  z-index: 1;
}
#scrubber-inout::before,
#scrubber-inout::after {
  content: "";
  position: absolute;
  top: 0;
  width: 2px;
  height: 100%;
  background: var(--inout-edge);
  display: none;
}
#scrubber-inout.has-in::before  { display: block; left: var(--in-pct, 0%); }
#scrubber-inout.has-out::after  { display: block; left: var(--out-pct, 100%); }
#scrubber-inout.has-range {
  background: linear-gradient(to right,
    transparent 0,
    transparent var(--in-pct, 0%),
    var(--inout) var(--in-pct, 0%),
    var(--inout) var(--out-pct, 100%),
    transparent var(--out-pct, 100%),
    transparent 100%);
}
#scrubber {
  width: 100%;
  margin: 0;
  accent-color: var(--accent);
  position: relative;
  z-index: 1;
  background: transparent;
}
#scrubber-display {
  text-align: center;
  font-family: ui-monospace, monospace;
  font-size: .8rem;
  color: var(--text-faint);
}
#coverage-readout { color: var(--text-faint); }
#coverage-readout.partial { color: var(--rec-text); }

#speed-group {
  display: flex;
  gap: 2px;
  border: 1px solid var(--muted);
  border-radius: 6px;
  overflow: hidden;
}
.speed-btn {
  background: var(--border);
  color: var(--text-dim);
  border: 0;
  font: inherit;
  font-size: .8rem;
  padding: 6px 9px;
  cursor: pointer;
}
.speed-btn:hover { background: var(--muted); color: var(--text); }
.speed-btn[aria-pressed="true"] {
  background: var(--accent);
  color: #fff;
}

#disk {
  font-size: .75rem;
  color: var(--text-faint);
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--border);
}
#disk.warn { background: var(--rec-bg); color: var(--rec-text); }

#clip-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}
#play-pause-btn {
  background: var(--border);
  color: var(--text);
  border: 1px solid var(--muted);
  font: inherit;
  font-size: 1rem;
  padding: 5px 14px;
  border-radius: 6px;
  cursor: pointer;
  min-width: 44px;
}
#play-pause-btn:hover { background: var(--muted); }
#span-readout {
  font-family: ui-monospace, monospace;
  font-size: .8rem;
  color: var(--accent-pale);
}
#span-readout.warn { color: var(--rec-text); }
#span-readout.hint {
  font-family: inherit;
  color: var(--text-dim);
  background: var(--accent-bg);
  border: 1px solid var(--accent-light);
  padding: 4px 10px;
  border-radius: 999px;
}
#inout-chips {
  display: flex;
  gap: 6px;
  margin-bottom: 6px;
  min-height: 22px;
  flex-wrap: wrap;
}
.inout-chip {
  background: var(--accent-bg);
  color: var(--text);
  border: 1px solid var(--accent-light);
  font: inherit;
  font-size: .75rem;
  padding: 3px 9px;
  border-radius: 999px;
  cursor: pointer;
  font-family: ui-monospace, monospace;
}
.inout-chip:hover { background: var(--accent); color: #fff; }
.inout-chip.elsewhere { background: var(--border); border-color: var(--muted); color: var(--accent-pale); }

#download-btn.pending::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 6px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: -1px;
}
#download-btn.success { background: var(--have); color: #fff; }
#download-btn.error { background: var(--rec-bg); color: var(--rec-text); border-color: var(--rec); }
@keyframes spin { to { transform: rotate(360deg); } }

#inout-group {
  display: flex;
  gap: 4px;
}
#inout-group button {
  background: var(--border);
  color: var(--text-dim);
  border: 1px solid var(--muted);
  font: inherit;
  font-size: .8rem;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
}
#inout-group button:hover { background: var(--muted); color: var(--text); }
#inout-group button.set {
  background: var(--accent-bg);
  color: var(--text);
  border-color: var(--accent-light);
}
#download-btn {
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent-light);
  font: inherit;
  font-size: .85rem;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  margin-left: auto;
  min-width: 130px;
}
#download-btn:hover { background: var(--accent-light); }
#download-btn:disabled {
  background: var(--border);
  color: var(--text-faint);
  cursor: not-allowed;
  border-color: var(--muted);
}
#download-btn.pending { opacity: 0.6; cursor: progress; }
#inout-readout {
  font-family: ui-monospace, monospace;
  color: var(--accent-pale);
  margin-left: 8px;
}
#inout-readout.invalid { color: var(--rec-text); }

/* ========== Settings modal ========== */
#settings-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  z-index: 1000;
  overflow-y: auto;
}
#settings-modal[hidden] { display: none; }
#settings-content {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  width: min(720px, 100%);
  max-height: calc(100vh - 80px);
  overflow: auto;
}
#settings-header {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
  background: transparent;
  border: 0;
  padding: 0;
  position: static;
}
#settings-header h2 { font-size: 1.1rem; flex: 1; }
#settings-close {
  background: transparent;
  border: 0;
  color: var(--text-dim);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 4px 8px;
}
#settings-close:hover { color: var(--text); }
#settings-error {
  color: var(--rec);
  font-size: .85rem;
  min-height: 0;
  margin-bottom: 8px;
}
#settings-error:empty { display: none; }
#cameras-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
  font-size: .85rem;
}
#cameras-table th, #cameras-table td {
  text-align: left;
  padding: 8px 6px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
#cameras-table th { color: var(--text-faint); font-weight: 600; font-size: .75rem; text-transform: uppercase; }
#cameras-table td.cam-url {
  max-width: 280px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-faint);
  font-family: ui-monospace, monospace;
  font-size: .75rem;
}
#cameras-table button {
  background: var(--border);
  color: var(--text-dim);
  border: 1px solid var(--muted);
  font: inherit;
  font-size: .75rem;
  padding: 3px 8px;
  border-radius: 4px;
  cursor: pointer;
  margin-right: 4px;
}
#cameras-table button:hover { background: var(--muted); color: var(--text); }
#cameras-table button.danger:hover { background: var(--rec-bg); color: var(--rec-text); border-color: var(--rec); }
.settings-section {
  font-size: .9rem;
  margin-bottom: 12px;
  color: var(--text-dim);
}
#add-camera-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
#add-camera-form label {
  display: flex;
  flex-direction: column;
  font-size: .8rem;
  color: var(--text-dim);
  gap: 4px;
}
#add-camera-form input {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--muted);
  font: inherit;
  font-size: .85rem;
  padding: 6px 8px;
  border-radius: 4px;
}
#add-camera-form button {
  background: var(--accent);
  color: #fff;
  border: 0;
  font: inherit;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  align-self: flex-start;
}
#add-camera-form button:hover { background: var(--accent-light); }

/* ========== Login modal ========== */
#login-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 16px;
  z-index: 1100;
}
#login-modal[hidden] { display: none; }
#login-content {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  width: min(380px, 100%);
}
#login-header {
  display: flex;
  align-items: center;
  margin-bottom: 14px;
  background: transparent;
  border: 0;
  padding: 0;
  position: static;
}
#login-header h2 { font-size: 1.05rem; flex: 1; }
#login-close {
  background: transparent;
  border: 0;
  color: var(--text-dim);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 4px 8px;
}
#login-close:hover { color: var(--text); }
#login-error,
#password-error {
  color: var(--rec);
  font-size: .85rem;
  min-height: 0;
  margin-bottom: 8px;
}
#login-error:empty,
#password-error:empty { display: none; }
#login-form,
#password-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
#login-form label,
#password-form label {
  display: flex;
  flex-direction: column;
  font-size: .8rem;
  color: var(--text-dim);
  gap: 4px;
}
#login-form input,
#password-form input {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--muted);
  font: inherit;
  font-size: .9rem;
  padding: 7px 9px;
  border-radius: 4px;
}
#login-form button[type="submit"],
#password-form button[type="submit"] {
  background: var(--accent);
  color: #fff;
  border: 0;
  font: inherit;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  align-self: flex-start;
}
#login-form button[type="submit"]:hover,
#password-form button[type="submit"]:hover { background: var(--accent-light); }
#password-form .form-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}
#clear-password-btn,
#signout-btn {
  background: var(--border);
  color: var(--text-dim);
  border: 1px solid var(--muted);
  font: inherit;
  font-size: .85rem;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
}
#clear-password-btn:hover,
#signout-btn:hover { background: var(--muted); color: var(--text); }
#clear-password-btn { color: var(--rec-text); border-color: var(--rec); }
#clear-password-btn:hover { background: var(--rec-bg); }
#password-hint {
  font-size: .8rem;
  color: var(--text-faint);
  margin-bottom: 6px;
}

/* ========== Thumb popup ========== */
#thumb-popup {
  position: fixed;
  pointer-events: none;
  background: #000;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px;
  z-index: 100;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.6);
}
#thumb-popup img {
  display: block;
  max-width: 320px;
  max-height: 180px;
}
@media (hover: none), (pointer: coarse) {
  #thumb-popup { display: none !important; }
}

#loading { text-align: center; padding: 40px; color: var(--text-faint); }
#error { color: var(--rec); text-align: center; padding: 20px; display: none; }
#error.show { display: block; }
kbd {
  font-family: ui-monospace, monospace;
  background: var(--border);
  border: 1px solid var(--muted);
  border-radius: 3px;
  padding: 0 4px;
  font-size: .65rem;
}

/* ========== Mobile ========== */
@media (max-width: 600px) {
  header { padding: 10px 12px; gap: 8px; }
  header h1 { font-size: 1rem; }
  #camera-select { max-width: 100%; flex-basis: 100%; }
  #storage { margin-left: 0; flex-basis: 100%; }
  #grid-view, #hour-view { padding: 12px; }
  #heatmap { grid-template-columns: 64px repeat(24, 1fr); gap: 2px; }
  .heatmap-cell { min-height: 14px; }
  .heatmap-day-label { font-size: .7rem; padding-right: 4px; }
  .heatmap-hour-label { font-size: .55rem; }
  .heatmap-hour-label:nth-child(even) { visibility: hidden; }
  .kbd-hint { display: none; }
  #player-overlay { font-size: .7rem; top: 6px; right: 6px; }
  #hour-toolbar { gap: 6px; }
  #hour-title { font-size: .9rem; flex-basis: 100%; order: -1; }
  #download-link { margin-left: 0; }
  #settings-modal { padding: 12px; }
  #settings-content { padding: 16px; }
}