/* src/web/theme.css */
:root {
  --chrome-top: #f7f7f7;
  --chrome-bottom: #dedede;
  --chrome-border: #b2b2b2;
  --chrome-text: #2b2b2b;
  --chrome-text-muted: #71717a;
  --canvas: #4d4f52;
  --canvas-header: #cfd1d4;
  --canvas-header-shadow: #00000073;
  --cell-empty: #5a5c60;
  --control-top: #fff;
  --control-bottom: #ececec;
  --control-border: #b8b8b8;
  --accent: #3875d7;
  --accent-soft: #d6e4fa;
  --accent-text: #fff;
  --surface: #fff;
  --danger: #b0342a;
  --radius: 4px;
  --toolbar-h: 44px;
  --statusbar-h: 34px;
  --month-header-h: 44px;
  --font: "Lucida Grande", "Segoe UI", Cantarell, "DejaVu Sans", system-ui, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --chrome-top: #35373b;
    --chrome-bottom: #26282b;
    --chrome-border: #16171a;
    --chrome-text: #e6e6e8;
    --chrome-text-muted: #96969c;
    --canvas: #1b1c1e;
    --canvas-header: #9d9fa4;
    --canvas-header-shadow: #000c;
    --cell-empty: #232427;
    --control-top: #3c3f43;
    --control-bottom: #303337;
    --control-border: #1d1e21;
    --accent: #4a86e8;
    --accent-soft: #24344f;
    --surface: #2a2c30;
  }
}

* {
  box-sizing: border-box;
}

html, body, #root {
  height: 100%;
  margin: 0;
}

body {
  background: var(--canvas);
  color: var(--chrome-text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  overscroll-behavior: none;
  font-size: 13px;
  line-height: 1.45;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.toolbar, .statusbar {
  display: flex;
  background: linear-gradient(to bottom, var(--chrome-top), var(--chrome-bottom));
  color: var(--chrome-text);
  flex: none;
  align-items:  center;
  gap: 10px;
  padding: 0 10px;
}

.toolbar {
  height: var(--toolbar-h);
  border-bottom: 1px solid var(--chrome-border);
}

.statusbar {
  height: var(--statusbar-h);
  border-top: 1px solid var(--chrome-border);
  color: var(--chrome-text-muted);
  justify-content: flex-end;
  font-size: 12px;
}

.wordmark {
  letter-spacing: .01em;
  margin-right: 4px;
  font-weight: 600;
}

.spacer {
  flex: 1;
}

.segmented {
  display: inline-flex;
  border: 1px solid var(--control-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.segmented button {
  font: inherit;
  border: 0;
  border-left: 1px solid var(--control-border);
  background: linear-gradient(to bottom, var(--control-top), var(--control-bottom));
  color: var(--chrome-text);
  cursor: pointer;
  padding: 3px 11px;
  font-size: 12px;
}

.segmented button:first-child {
  border-left: 0;
}

.segmented button[aria-pressed="true"] {
  background: var(--accent);
  color: var(--accent-text);
}

.btn {
  font: inherit;
  border: 1px solid var(--control-border);
  border-radius: var(--radius);
  background: linear-gradient(to bottom, var(--control-top), var(--control-bottom));
  color: var(--chrome-text);
  cursor: pointer;
  padding: 3px 11px;
  font-size: 12px;
}

.btn:active {
  background: var(--control-bottom);
}

.btn:disabled {
  opacity: .55;
  cursor: default;
}

.zoom {
  display: flex;
  color: var(--chrome-text-muted);
  align-items:  center;
  gap: 7px;
}

.zoom input[type="range"] {
  accent-color: var(--accent);
  width: 116px;
}

.zoom svg {
  display: block;
  fill: currentColor;
}

.canvas {
  overflow-y: auto;
  background: var(--canvas);
  position: relative;
  flex: 1;
}

.month-header {
  height: var(--month-header-h);
  display: flex;
  letter-spacing: -.01em;
  color: var(--canvas-header);
  text-shadow: 0 1px 0 var(--canvas-header-shadow);
  align-items:  center;
  padding: 0 12px;
  font-size: 13px;
  font-weight: 600;
}

.cell {
  position: absolute;
  overflow: hidden;
  background: var(--cell-empty);
  cursor: pointer;
  border-radius: 2px;
}

.cell img {
  object-fit: cover;
  display: block;
  width: 100%;
  height: 100%;
}

.cell .placeholder {
  position: absolute;
  filter: blur(6px);
  inset: 0;
  transform: scale(1.15);
}

.cell .thumb {
  position: relative;
  opacity: 0;
  transition: opacity .14s linear;
}

.cell .thumb.ready {
  opacity: 1;
}

.duration {
  position: absolute;
  color: #fff;
  font-variant-numeric: tabular-nums;
  pointer-events: none;
  background: #0009;
  border-radius: 2px;
  padding: 0 4px;
  font-size: 11px;
  bottom: 5px;
  right: 5px;
}

.login-wrap {
  display: flex;
  background: var(--canvas);
  justify-content: center;
  align-items:  center;
  height: 100%;
}

.login {
  background: linear-gradient(to bottom, var(--chrome-top), var(--chrome-bottom));
  border: 1px solid var(--chrome-border);
  border-radius: 6px;
  width: 300px;
  padding: 22px;
  box-shadow: 0 12px 34px #00000059;
}

.login h1 {
  letter-spacing: .01em;
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 600;
}

.login input {
  font: inherit;
  border: 1px solid var(--control-border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--chrome-text);
  width: 100%;
  margin-bottom: 9px;
  padding: 5px 7px;
}

.login .btn {
  width: 100%;
}

.error {
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--danger);
  margin-bottom: 10px;
  padding: 6px 8px;
  font-size: 12px;
}

.viewer {
  position: fixed;
  z-index: 100;
  display: flex;
  background: #0c0c0df2;
  justify-content: center;
  align-items:  center;
  inset: 0;
}

.viewer img, .viewer video {
  object-fit: contain;
  max-width: 100%;
  max-height: 100%;
}

.viewer .close {
  position: absolute;
  top: 12px;
  right: 12px;
}

.empty {
  color: var(--canvas-header);
  text-align: center;
  padding: 60px 20px;
}

@media (width <= 700px) {
  body {
    font-size: 14px;
  }

  .zoom input[type="range"] {
    width: 84px;
  }

  .wordmark {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cell .thumb {
    transition: none;
  }
}