/* ─── IDA Git — Apple HIG Design System ─── */
/* Light + Dark mode via prefers-color-scheme */
/* All tokens map to Apple semantic colors */

:root {
  /* ── Typography (SF Pro / HIG Type Scale) ── */
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro", "Helvetica Neue", system-ui, sans-serif;
  --font-mono: "SF Mono", ui-monospace, "Menlo", "Consolas", monospace;

  /* ── Spacing (8pt grid, HIG §2.4) ── */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 20px;
  --space-2xl: 24px;

  /* ── Radii (macOS control radii) ── */
  --radius-sm: 5px;
  --radius-md: 6px;
  --radius-lg: 10px;

  /* ── Window Chrome (identical both modes) ── */
  --dot-close: #FF5F57;
  --dot-min: #FEBC2E;
  --dot-max: #28C840;
}

/* ═══════════════════════════════════════════ */
/*  LIGHT MODE — Apple semantic colors        */
/*  Maps to: label, secondaryLabel, etc.      */
/*  Accent: systemBlue #007AFF               */
/*  Backgrounds: systemBackground hierarchy   */
/* ═══════════════════════════════════════════ */
:root {
  /* Surfaces — systemBackground / secondarySystemBackground / tertiarySystemBackground */
  --bg-canvas: #ECECEC;
  --bg-window: #F6F6F6;
  --bg-elevated: #FFFFFF;
  --bg-input: #FFFFFF;
  --bg-titlebar: #E8E8E8;
  --bg-hover: rgba(0, 0, 0, 0.04);
  --bg-active: rgba(0, 0, 0, 0.08);
  --bg-table: #FFFFFF;

  /* Text — label / secondaryLabel / tertiaryLabel / quaternaryLabel */
  --label: rgba(0, 0, 0, 0.85);
  --label-secondary: rgba(0, 0, 0, 0.5);
  --label-tertiary: rgba(0, 0, 0, 0.3);
  --label-quaternary: rgba(0, 0, 0, 0.18);

  /* Accent — systemBlue (light) */
  --accent: #007AFF;
  --accent-hover: #0062CC;
  --accent-dim: rgba(0, 122, 255, 0.1);
  --accent-ring: rgba(0, 122, 255, 0.3);

  /* Semantic */
  --destructive: #FF3B30;
  --success: #34C759;
  --warning: #FF9500;

  /* Borders — separator / opaqueSeparator */
  --separator: rgba(0, 0, 0, 0.1);
  --border: rgba(0, 0, 0, 0.12);
  --border-input: rgba(0, 0, 0, 0.18);

  /* Button surfaces */
  --btn-bg: rgba(0, 0, 0, 0.05);
  --btn-bg-hover: rgba(0, 0, 0, 0.1);
  --btn-bg-active: rgba(0, 0, 0, 0.15);
  --btn-border: rgba(0, 0, 0, 0.12);

  /* Window shadow */
  --window-border: rgba(0, 0, 0, 0.12);
  --window-shadow: 0 24px 60px rgba(0, 0, 0, 0.15), 0 8px 20px rgba(0, 0, 0, 0.08);

  /* Table stripe */
  --table-stripe: rgba(0, 0, 0, 0.025);
}

/* ═══════════════════════════════════════════ */
/*  DARK MODE — Apple semantic colors         */
/*  Accent: systemBlue #0A84FF               */
/*  Backgrounds: elevated dark surfaces       */
/* ═══════════════════════════════════════════ */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-canvas: #1E1E1E;
    --bg-window: #282828;
    --bg-elevated: #323232;
    --bg-input: #1A1A1A;
    --bg-titlebar: #2D2D2D;
    --bg-hover: rgba(255, 255, 255, 0.06);
    --bg-active: rgba(255, 255, 255, 0.1);
    --bg-table: #1A1A1A;

    --label: rgba(255, 255, 255, 0.85);
    --label-secondary: rgba(255, 255, 255, 0.55);
    --label-tertiary: rgba(255, 255, 255, 0.35);
    --label-quaternary: rgba(255, 255, 255, 0.2);

    --accent: #0A84FF;
    --accent-hover: #409CFF;
    --accent-dim: rgba(10, 132, 255, 0.15);
    --accent-ring: rgba(10, 132, 255, 0.4);

    --destructive: #FF453A;
    --success: #30D158;
    --warning: #FFD60A;

    --separator: rgba(255, 255, 255, 0.1);
    --border: rgba(255, 255, 255, 0.12);
    --border-input: rgba(255, 255, 255, 0.18);

    --btn-bg: rgba(255, 255, 255, 0.08);
    --btn-bg-hover: rgba(255, 255, 255, 0.12);
    --btn-bg-active: rgba(255, 255, 255, 0.16);
    --btn-border: rgba(255, 255, 255, 0.12);

    --window-border: rgba(255, 255, 255, 0.08);
    --window-shadow: 0 24px 68px rgba(0, 0, 0, 0.5), 0 8px 20px rgba(0, 0, 0, 0.3);

    --table-stripe: rgba(255, 255, 255, 0.02);
  }
}

/* ═══════════════════════════════════════════ */
/*  BASE                                      */
/* ═══════════════════════════════════════════ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  background: var(--bg-canvas);
  color: var(--label);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 13px;        /* HIG Body — macOS default */
  line-height: 1.5;
}

/* ─── Window (macOS panel) ─── */
.window {
  background: var(--bg-window);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 0.5px solid var(--window-border);
  box-shadow: var(--window-shadow);
}

/* ─── Titlebar ─── */
.window-titlebar {
  display: flex;
  align-items: center;
  height: 38px;
  padding: 0 var(--space-lg);
  background: var(--bg-titlebar);
  border-bottom: 0.5px solid var(--separator);
  gap: var(--space-md);
  user-select: none;
  flex-shrink: 0;
}

.window-dots {
  display: flex;
  gap: var(--space-sm);
}

.window-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.window-dot.close { background: var(--dot-close); }
.window-dot.min { background: var(--dot-min); }
.window-dot.max { background: var(--dot-max); }

.window-title {
  font-size: 13px;        /* HIG Headline equivalent */
  font-weight: 600;
  color: var(--label);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.01em;
}

/* ─── Body ─── */
.window-body {
  padding: var(--space-xl) var(--space-2xl) var(--space-2xl);
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* ─── Description (secondaryLabel) ─── */
.description {
  color: var(--label-secondary);
  font-size: 13px;
  line-height: 1.6;
}

/* ─── Separator (HIG §separator) ─── */
.sep {
  height: 0.5px;
  background: var(--separator);
  margin: var(--space-lg) 0;
}

/* ─── Form Row ─── */
.form-row {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.form-row + .form-row {
  margin-top: var(--space-md);
}

/* Right-aligned labels (macOS convention) */
.form-label {
  font-size: 13px;
  color: var(--label);
  white-space: nowrap;
  flex-shrink: 0;
  text-align: right;
}

/* ─── Input (macOS NSTextField) ─── */
.input-wrap {
  flex: 1;
  display: flex;
  height: 22px;           /* macOS Small control size */
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 0.5px solid var(--border-input);
  background: var(--bg-input);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.input-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-ring);  /* HIG focus ring */
}

.input-wrap input {
  flex: 1;
  height: 100%;
  padding: 0 var(--space-sm);
  background: transparent;
  border: none;
  color: var(--label);
  font-family: var(--font);
  font-size: 13px;
  outline: none;
}

.input-wrap input::placeholder {
  color: var(--label-quaternary);  /* HIG placeholderText */
}

.input-arrow {
  width: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border-left: 0.5px solid var(--separator);
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.12s;
}

.input-arrow:hover {
  background: var(--bg-hover);
}

.input-arrow svg {
  width: 9px;
  height: 9px;
  color: var(--label-tertiary);
}

/* ─── Browse button ─── */
.btn-browse {
  height: 22px;
  padding: 0 var(--space-md);
  margin-left: var(--space-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--btn-bg);
  border: 0.5px solid var(--btn-border);
  border-radius: var(--radius-sm);
  color: var(--label);
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 1px;
  flex-shrink: 0;
  transition: background 0.12s;
}

.btn-browse:hover {
  background: var(--btn-bg-hover);
}

/* ─── Buttons (HIG §3.4) ─── */
/* Trailing-edge primary action, verb labels */
.button-bar {
  display: flex;
  justify-content: flex-end;   /* HIG: trailing edge */
  gap: var(--space-sm);
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 0.5px solid var(--separator);
}

.button-bar.no-border {
  border-top: none;
}

/* .bordered — HIG secondary button */
.btn {
  height: 22px;
  min-width: 70px;
  padding: 0 var(--space-lg);
  font-family: var(--font);
  font-size: 13px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  background: var(--btn-bg);
  border: 0.5px solid var(--btn-border);
  border-radius: var(--radius-sm);
  color: var(--label);
  transition: background 0.12s;
  letter-spacing: -0.01em;
}

.btn:hover {
  background: var(--btn-bg-hover);
}

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

/* .borderedProminent — HIG primary/filled button */
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 500;
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-primary:active {
  filter: brightness(0.85);
}

/* ─── Table (macOS NSTableView) ─── */
.table-container {
  flex: 1;
  overflow: auto;
  background: var(--bg-table);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table thead {
  position: sticky;
  top: 0;
  z-index: 1;
}

/* Column headers — HIG Caption 1 style, uppercased */
.data-table th {
  background: var(--bg-window);
  border-bottom: 0.5px solid var(--separator);
  border-right: 0.5px solid var(--separator);
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  font-weight: 600;
  font-size: 11px;         /* HIG Caption 1 */
  color: var(--label-secondary);
  white-space: nowrap;
  user-select: none;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.data-table th:last-child {
  border-right: none;
}

.data-table td {
  padding: 5px var(--space-md);
  color: var(--label);
  white-space: nowrap;
  font-size: 12px;         /* HIG Caption 1 */
  line-height: 1.5;
}

.data-table tbody tr {
  cursor: default;
  border-bottom: 0.5px solid var(--separator);
  transition: background 0.08s;
}

/* Alternating rows (macOS table convention) */
.data-table tbody tr:nth-child(even) {
  background: var(--table-stripe);
}

/* Selection highlight — accent tint */
.data-table tbody tr:hover {
  background: var(--accent-dim);
}

/* Commit hash — accent-colored monospace */
.data-table .col-hash {
  font-family: var(--font-mono);
  font-size: 11px;        /* HIG Caption 2 */
  letter-spacing: 0.02em;
  color: var(--accent);
}

/* ─── Page Wrapper ─── */
.page-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

/* ─── Back link (HIG: accent-colored, chevron.left) ─── */
.back-link {
  position: fixed;
  top: var(--space-lg);
  left: var(--space-lg);
  color: var(--accent);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  z-index: 100;
  transition: opacity 0.12s;
}

.back-link:hover {
  opacity: 0.7;
}

.back-link svg {
  width: 14px;
  height: 14px;
}