/*
 * 言回 SLP 共用介面系統
 * 以 satnaing/shadcn-admin 的 semantic tokens 與 shadcn/ui primitives 為基準；
 * 唯一品牌偏移是 primary／ring 使用言回藍。
 */

:root {
  color-scheme: light;
  --radius: 0.625rem;
  --background: oklch(1 0 0);
  --foreground: oklch(0.129 0.042 264.695);
  --card: oklch(1 0 0);
  --card-foreground: oklch(0.129 0.042 264.695);
  --popover: oklch(1 0 0);
  --popover-foreground: oklch(0.129 0.042 264.695);
  --primary: oklch(0.523 0.133 246.7);
  --primary-hover: oklch(0.458 0.119 247.2);
  --primary-foreground: oklch(0.984 0.003 247.858);
  --secondary: oklch(0.968 0.007 247.896);
  --secondary-foreground: oklch(0.208 0.042 265.755);
  --muted: oklch(0.968 0.007 247.896);
  --muted-foreground: oklch(0.554 0.046 257.417);
  --accent: oklch(0.968 0.007 247.896);
  --accent-foreground: oklch(0.208 0.042 265.755);
  --destructive: oklch(0.577 0.245 27.325);
  --destructive-foreground: oklch(0.984 0.003 247.858);
  --border: oklch(0.929 0.013 255.508);
  --input: oklch(0.929 0.013 255.508);
  --ring: oklch(0.523 0.133 246.7);
  --success: oklch(0.49 0.13 149.2);
  --warning: oklch(0.56 0.13 67);
  --info: oklch(0.523 0.133 246.7);
  --sidebar: oklch(0.985 0.002 247);
  --sidebar-foreground: var(--foreground);
  --sidebar-accent: oklch(0.952 0.01 247);
  --sidebar-accent-foreground: var(--foreground);
  --sidebar-border: var(--border);
  --elevation-1: 0 0 0 1px oklch(0.129 0.042 264.695 / .02), 0 1px 2px oklch(0.129 0.042 264.695 / .05), 0 1px 3px oklch(0.129 0.042 264.695 / .04);
  --elevation-2: 0 0 0 1px oklch(0.129 0.042 264.695 / .03), 0 4px 8px -2px oklch(0.129 0.042 264.695 / .10), 0 2px 4px -2px oklch(0.129 0.042 264.695 / .06);
  --elevation-3: 0 0 0 1px oklch(0.129 0.042 264.695 / .04), 0 16px 32px -8px oklch(0.129 0.042 264.695 / .18), 0 8px 16px -8px oklch(0.129 0.042 264.695 / .12);
}

.dark {
  color-scheme: dark;
  --background: oklch(0.129 0.042 264.695);
  --foreground: oklch(0.984 0.003 247.858);
  --card: oklch(0.16 0.04 259.21);
  --card-foreground: oklch(0.984 0.003 247.858);
  --popover: oklch(0.208 0.042 265.755);
  --popover-foreground: oklch(0.984 0.003 247.858);
  --primary: oklch(0.67 0.12 242);
  --primary-hover: oklch(0.72 0.11 242);
  --primary-foreground: oklch(0.129 0.042 264.695);
  --secondary: oklch(0.279 0.041 260.031);
  --secondary-foreground: oklch(0.984 0.003 247.858);
  --muted: oklch(0.279 0.041 260.031);
  --muted-foreground: oklch(0.704 0.04 256.788);
  --accent: oklch(0.279 0.041 260.031);
  --accent-foreground: oklch(0.984 0.003 247.858);
  --destructive: oklch(0.704 0.191 22.216);
  --destructive-foreground: oklch(0.984 0.003 247.858);
  --border: oklch(1 0 0 / 10%);
  --input: oklch(1 0 0 / 15%);
  --ring: oklch(0.67 0.12 242);
  --success: oklch(0.696 0.17 162.48);
  --warning: oklch(0.769 0.188 70.08);
  --info: oklch(0.67 0.12 242);
  --sidebar: oklch(0.145 0.04 259.21);
  --sidebar-foreground: var(--foreground);
  --sidebar-accent: oklch(0.235 0.04 260);
  --sidebar-accent-foreground: var(--foreground);
  --sidebar-border: var(--border);
}

*, *::before, *::after { box-sizing: border-box; border-color: var(--border); }

html { overflow-x: hidden; }

body {
  margin: 0;
  min-height: 100svh;
  background: var(--background);
  color: var(--foreground);
  font-family: Inter, "Noto Sans TC", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC", "Microsoft JhengHei", sans-serif;
  font-size: .875rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, p { margin-block-start: 0; }
a { color: var(--primary); text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
button:disabled, input:disabled, select:disabled, textarea:disabled { cursor: not-allowed; opacity: .55; }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }
[hidden] { display: none !important; }

:where(a, button, input, select, textarea, summary):focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.icon, .ic {
  width: 1rem;
  height: 1rem;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* shadcn Card */
.ui-card, .card {
  min-width: 0;
  background: var(--card);
  color: var(--card-foreground);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + .25rem);
  box-shadow: var(--elevation-1);
}

.ui-card-header, .card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: .75rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}

.ui-card-title, .card-title { margin: 0; font-size: .9375rem; font-weight: 600; letter-spacing: -.01em; }
.ui-card-description, .card-desc { margin: .1875rem 0 0; color: var(--muted-foreground); font-size: .8125rem; }
.ui-card-content, .card-body { padding: 1.25rem; }

/* shadcn Button variants */
.ui-button, .btn, .primary, .start-btn, .secondary-btn, .add, .link, .help-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  min-width: 2.375rem;
  height: 2.375rem;
  padding: 0 1rem;
  border: 1px solid transparent;
  border-radius: calc(var(--radius) - .125rem);
  background: transparent;
  color: var(--foreground);
  font-size: .875rem;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  box-shadow: none;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease, box-shadow .15s ease;
}

.btn-primary, .primary, .start-btn {
  color: var(--primary-foreground);
  background: var(--primary);
  box-shadow: var(--elevation-1);
}
.btn-primary:hover, .primary:hover, .start-btn:hover { background: var(--primary-hover); text-decoration: none; }
.btn-outline, .secondary-btn, .help-btn, .add {
  border-color: var(--input);
  background: var(--background);
  box-shadow: var(--elevation-1);
}
.btn-outline:hover, .secondary-btn:hover, .help-btn:hover, .add:hover { background: var(--accent); color: var(--accent-foreground); text-decoration: none; }
.btn-ghost, .link { padding-inline: .75rem; }
.btn-ghost:hover, .link:hover { background: var(--accent); color: var(--accent-foreground); text-decoration: none; }
.link.danger, .btn-destructive-outline { color: var(--destructive); }
.btn-destructive-outline { border-color: color-mix(in oklab, var(--destructive) 35%, var(--border)); background: var(--background); }
.btn-destructive-outline:hover, .link.danger:hover { background: color-mix(in oklab, var(--destructive) 9%, var(--background)); color: var(--destructive); }
.btn-sm { height: 2rem; min-width: 2rem; padding-inline: .75rem; font-size: .8125rem; }
.btn-icon { width: 2.375rem; padding: 0; }
.btn-block { width: 100%; }

.is-loading::before {
  content: "";
  width: 1rem;
  height: 1rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 999px;
  animation: ui-spin .7s linear infinite;
}

/* shadcn Input / Select / Textarea */
.ui-input, .input,
input[type="text"], input[type="email"], input[type="date"], input[type="password"], input[type="tel"],
select, textarea {
  width: 100%;
  min-width: 0;
  height: 2.5rem;
  padding: 0 .75rem;
  border: 1px solid var(--input);
  border-radius: calc(var(--radius) - .125rem);
  background: transparent;
  color: var(--foreground);
  box-shadow: var(--elevation-1);
  transition: border-color .15s ease, box-shadow .15s ease;
}

textarea { min-height: 5rem; padding-block: .625rem; resize: vertical; }
input::placeholder, textarea::placeholder { color: var(--muted-foreground); opacity: .85; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--ring);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--ring) 22%, transparent), var(--elevation-1);
}
input:disabled, select:disabled, textarea:disabled { background: var(--muted); color: var(--muted-foreground); }

/* shadcn Alert：完整細框，不使用裝飾性粗左框 */
.ui-alert, .alert, .notice {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: .625rem;
  width: 100%;
  padding: .875rem 1rem;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - .0625rem);
  background: var(--card);
  color: var(--foreground);
}

.alert-body { min-width: 0; flex: 1; }
.alert-title { margin: 0; font-weight: 600; }
.alert p, .alert ul, .notice p { margin: .25rem 0 0; }
.alert ul { padding-left: 1.125rem; }
.alert-info { border-color: color-mix(in oklab, var(--info) 28%, var(--border)); background: color-mix(in oklab, var(--info) 6%, var(--card)); }
.alert-success, .notice.ok { border-color: color-mix(in oklab, var(--success) 30%, var(--border)); background: color-mix(in oklab, var(--success) 6%, var(--card)); }
.alert-destructive, .notice.error { border-color: color-mix(in oklab, var(--destructive) 30%, var(--border)); background: color-mix(in oklab, var(--destructive) 5%, var(--card)); }
.alert-success .alert-title, .alert-success > .icon, .notice.ok .alert-title { color: var(--success); }
.alert-destructive .alert-title, .alert-destructive > .icon, .notice.error h1 { color: var(--destructive); }

/* shadcn Skeleton */
.skeleton {
  display: block;
  border-radius: calc(var(--radius) - .25rem);
  background: var(--muted);
  animation: ui-pulse 1.7s ease-in-out infinite;
}

@keyframes ui-spin { to { transform: rotate(360deg); } }
@keyframes ui-pulse { 50% { opacity: .48; } }

@media (hover: hover) and (pointer: fine) {
  a:hover { text-decoration: underline; text-underline-offset: .18em; }
}

@media (max-width: 782px) {
  .ui-button, .btn, .primary, .start-btn, .secondary-btn, .add, .link, .help-btn { min-height: 2.75rem; }
  .btn-icon { width: 2.75rem; }
  input:not([type="checkbox"]):not([type="radio"]), select, textarea { min-height: 2.75rem; font-size: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}