/* ─────────────────────────────────────────────────────────────
 * GOOGLE MATERIAL YOU — Component Overrides (Sprint 28)
 * Additive overrides. Existing class names preserved.
 * ───────────────────────────────────────────────────────────── */

/* ── Brand Loader — 4 dancing dots ── */
[data-brand-theme="google"] .spinner {
  width: auto;
  height: 10px;
  border: none;
  display: flex;
  align-items: center;
  gap: 6px;
  animation: none;
}
[data-brand-theme="google"] .spinner__dot {
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: google-dot-bounce 1.2s ease-in-out infinite;
}
[data-brand-theme="google"] .spinner__dot:nth-child(1) { background: var(--google-blue); animation-delay: 0s; }
[data-brand-theme="google"] .spinner__dot:nth-child(2) { background: var(--google-red); animation-delay: 0.15s; }
[data-brand-theme="google"] .spinner__dot:nth-child(3) { background: var(--google-yellow); animation-delay: 0.3s; }
[data-brand-theme="google"] .spinner__dot:nth-child(4) { background: var(--google-green); animation-delay: 0.45s; }
@keyframes google-dot-bounce {
   0%, 80%, 100% { transform: translateY(0); opacity: 0.6; }
   40% { transform: translateY(-8px); opacity: 1; }
 }

/* ── Ambient Backdrop — animated brand background (behind app shell) ── */
#ambient-backdrop-canvas {
  position: fixed;
  inset: 0;
  z-index: var(--z-base);
  overflow: hidden;
  pointer-events: none;
}
#app { position: relative; z-index: var(--z-content); }

#ambient-backdrop-canvas::before,
#ambient-backdrop-canvas::after {
  content: '';
  position: absolute;
  width: 45vw;
  height: 45vw;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.18;
  animation: ambient-drift 26s ease-in-out infinite;
}
#ambient-backdrop-canvas::before {
  top: -10%;
  left: -8%;
  background: radial-gradient(circle, var(--primary), transparent 70%);
}
#ambient-backdrop-canvas::after {
  bottom: -14%;
  right: -10%;
  background: radial-gradient(circle, var(--accent), transparent 70%);
  animation-delay: -13s;
  animation-duration: 32s;
}
[data-theme="light"] #ambient-backdrop-canvas::before,
[data-theme="light"] #ambient-backdrop-canvas::after {
  opacity: 0.10;
}
@keyframes ambient-drift {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(6%, 8%) scale(1.08); }
  66% { transform: translate(-5%, 4%) scale(0.96); }
}

/* ── Typography: Google Sans / Outfit family ── */
[data-brand-theme="google"] {
  --font-family: 'Outfit', 'Roboto', sans-serif;
  --font-display: 'Outfit', sans-serif;

  /* Bảng màu thương hiệu Google — DARK.
     Trước 30-07-2026 theme này KHÔNG khai --primary nên rơi về màu chàm nền
     (#5e6ad2), trong khi các rule thành phần bên dưới lại hardcode Google Blue
     → cùng một theme hiện 2 màu chủ đạo khác nhau. Khai token tại đây là nguồn
     duy nhất; mọi rule bên dưới dùng var(--primary), không hardcode nữa. */
  --primary: #4285f4;
  --primary-hover: #669df6;
  --primary-light: #a8c7fa;
  --primary-glow: rgba(66, 133, 244, 0.20);
  --primary-container: rgba(66, 133, 244, 0.14);
  --on-primary: #000000;
  --on-primary-container: #d3e3fd;
  --accent: #ea4335;          /* Google Red — dùng cho vệt sáng nền */
}

[data-brand-theme="google"][data-theme="light"] {
  --primary: #1a73e8;
  --primary-hover: #1765cc;
  --primary-light: #1a73e8;
  --primary-glow: rgba(26, 115, 232, 0.16);
  --primary-container: #e8f0fe;
  --on-primary: #ffffff;
  --on-primary-container: #041e49;
  --accent: #ea4335;
}

/* Complete visual-token contract: external modules must not fall back to Linear. */
[data-brand-theme="google"] {
  --font-mono: 'Roboto Mono', ui-monospace, monospace;
  --canvas: #202124; --bg-primary: #202124; --bg-secondary: #292a2d;
  --surface-1: #292a2d; --surface-2: #35363a; --surface-3: #3c4043; --surface-hover: #35363a; --surface-tonal: rgba(138, 180, 248, .12);
  --ink: #e8eaed; --ink-muted: #bdc1c6; --ink-subtle: #6b7280;
  --hairline: #3c4043; --hairline-strong: #5f6368; --border: #3c4043; --border-strong: #5f6368;
  --success: #81c995; --warning: #fdd663; --danger: #f28b82; --info: #8ab4f8;
  --radius-sm: 8px; --radius: 16px; --radius-lg: 24px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.24); --shadow: 0 2px 6px rgba(0,0,0,.3); --shadow-lg: 0 8px 24px rgba(0,0,0,.35);
}
[data-brand-theme="google"][data-theme="light"] {
  --font-family: 'Outfit', 'Roboto', sans-serif; --font-display: 'Outfit', sans-serif; --font-mono: 'Roboto Mono', ui-monospace, monospace;
  --canvas: #f8f9fa; --bg-primary: #f8f9fa; --bg-secondary: #ffffff;
  --surface-1: #ffffff; --surface-2: #f1f3f4; --surface-3: #e8eaed; --surface-hover: #f1f3f4; --surface-tonal: #e8f0fe;
  --ink: #202124; --ink-muted: #5f6368; --ink-subtle: #80868b;
  --hairline: #dadce0; --hairline-strong: #bdc1c6; --border: #dadce0; --border-strong: #bdc1c6;
  --success: #137333; --warning: #b06000; --danger: #c5221f; --info: #1a73e8;
  --radius-sm: 8px; --radius: 16px; --radius-lg: 24px;
  --shadow-sm: 0 1px 2px rgba(60,64,67,.12); --shadow: 0 2px 6px rgba(60,64,67,.16); --shadow-lg: 0 8px 24px rgba(60,64,67,.18);
}

/* ── Material Symbols icon font helper ── */
.ms-icon {
  font-family: 'Material Symbols Rounded', sans-serif;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0;
  font-optical-sizing: auto;
  font-size: 20px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  vertical-align: middle;
  flex-shrink: 0;
  font-style: normal;
}
.ms-icon--sm  { font-size: 16px; }
.ms-icon--lg  { font-size: 24px; }
.ms-icon--xl  { font-size: 28px; }
.ms-icon--filled { font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0; }

/* ── Typography ── */
body {
  font-family: var(--font-family);
  letter-spacing: 0.005em;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}

/* ── Sidebar — Google Navigation Rail ── */
#sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  box-shadow: none;
}
[data-theme="light"] #sidebar {
  background: #ffffff;
  border-right: 1px solid #e8eaed;
}
.sidebar__logo { border-bottom: 1px solid var(--border); }
[data-theme="light"] .sidebar__logo { border-bottom-color: #e8eaed; }

/* Keep the shared Orbital Apex mark unpainted by this theme override. */
.sidebar__logo-monogram {
  background: transparent;
  box-shadow: none;
}
.sidebar__logo-monogram:hover {
  box-shadow: none;
}

/* MD3 pill indicator — full width tonal */
.sidebar__item {
  border-radius: 9999px;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.sidebar__item:hover { background: color-mix(in srgb, var(--primary) 8%, transparent); }
[data-theme="light"] .sidebar__item:hover { background: #f1f3f4; color: #202124; }

.sidebar__item--active {
  background: color-mix(in srgb, var(--primary) 14%, transparent);
  color: var(--primary-light);
  font-weight: 600;
}
[data-theme="light"] .sidebar__item--active {
  background: var(--primary-container);
  color: var(--primary);
}
/* Hide old left bar */
.sidebar__item--active::before { display: none; }
.sidebar__item--active i { color: var(--primary-light); }
[data-theme="light"] .sidebar__item--active i { color: var(--primary); }

/* ── Top Bar ── */
#top-bar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: none;
}
[data-theme="light"] #top-bar {
  background: #ffffff;
  border-bottom: 1px solid #e8eaed;
  box-shadow: 0 1px 3px rgba(60,64,67,0.1);
}

/* ── Buttons — MD3 Pill shape ── */
.btn {
  border-radius: 20px;
  font-family: var(--font-family);
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}
.btn--primary {
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.btn--primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 2px 8px var(--primary-glow);
  transform: translateY(-1px);
}
.btn--primary:active { transform: scale(var(--scale-active)) translateY(0); }

.btn--secondary {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--border-strong);
}
[data-theme="light"] .btn--secondary {
  border-color: var(--border);
  color: var(--primary);
}
.btn--secondary:hover {
  background: color-mix(in srgb, var(--primary) 8%, transparent);
  border-color: var(--primary);
}
[data-theme="light"] .btn--secondary:hover {
  background: var(--primary-container);
  border-color: var(--primary);
}

.btn--ghost { border-radius: 20px; color: var(--primary); }
.btn--ghost:hover { background: color-mix(in srgb, var(--primary) 8%, transparent); }
.btn--danger { border-radius: 20px; }

/* ── Cards — Gemini/Workspace 2025: large radius, soft diffused shadow, near-invisible border ── */
.card, .metric-card, .kpi-card {
  border-radius: 24px;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: 0 1px 3px rgba(0,0,0,0.18), 0 4px 16px color-mix(in srgb, var(--primary) 12%, transparent);
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}
.card:hover, .metric-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.22), 0 10px 32px color-mix(in srgb, var(--primary) 20%, transparent);
  transform: translateY(-2px);
}
[data-theme="light"] .card,
[data-theme="light"] .metric-card,
[data-theme="light"] .kpi-card {
  background: #ffffff;
  border-color: rgba(60,64,67,0.06);
  box-shadow: 0 1px 3px rgba(60,64,67,0.08), 0 4px 16px color-mix(in srgb, var(--primary) 8%, transparent);
}
[data-theme="light"] .card:hover,
[data-theme="light"] .metric-card:hover {
  box-shadow: 0 2px 8px rgba(60,64,67,0.1), 0 10px 32px color-mix(in srgb, var(--primary) 12%, transparent);
}

/* ── Forms — Google focus ring ── */
.form-input, .form-select, .form-textarea {
  border-radius: 16px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text-primary);
  font-family: var(--font-family);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}
[data-theme="light"] .form-input,
[data-theme="light"] .form-select,
[data-theme="light"] .form-textarea {
  background: #ffffff;
  border-color: var(--border);
  color: #202124;
}
[data-theme="light"] .form-input:focus,
[data-theme="light"] .form-select:focus,
[data-theme="light"] .form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 16%, transparent);
}

/* ── Modals — MD3 Dialog (28px radius) ── */
.modal { border-radius: 28px; border: 1px solid var(--border); }
[data-theme="light"] .modal {
  background: #ffffff;
  border-color: #e8eaed;
  box-shadow: 0 8px 32px rgba(60,64,67,0.18), 0 24px 60px color-mix(in srgb, var(--primary) 10%, transparent);
}
.modal__header { border-bottom: 1px solid var(--border); }
[data-theme="light"] .modal__header { border-bottom-color: #e8eaed; }
.modal__footer { border-top: 1px solid var(--border); }
[data-theme="light"] .modal__footer { border-top-color: #e8eaed; }

/* ── Kanban Cards — Gemini/Workspace 2025: large radius, soft diffused shadow ── */
.kanban__card {
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: 0 1px 3px rgba(0,0,0,0.18), 0 4px 16px color-mix(in srgb, var(--primary) 12%, transparent);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition-fast);
  transform-style: preserve-3d;
  perspective: 1000px;
}
.kanban__card:hover {
  transform: translateY(-6px) rotateX(2deg) rotateY(-1deg) scale(1.02);
  box-shadow: var(--shadow-lg), 0 0 12px var(--primary-glow);
  border-color: var(--primary-light);
}
[data-theme="light"] .kanban__card {
  background: #ffffff;
  border-color: rgba(60,64,67,0.06);
  box-shadow: 0 1px 3px rgba(60,64,67,0.08), 0 4px 16px color-mix(in srgb, var(--primary) 8%, transparent);
}
[data-theme="light"] .kanban__card:hover {
  box-shadow: 0 4px 10px rgba(60,64,67,0.1), 0 12px 32px rgba(60,64,67,0.08);
  border-color: var(--primary);
}

/* Kanban placeholder */
.kanban__placeholder {
  border: 2px dashed var(--primary);
  background: color-mix(in srgb, var(--primary) 4%, transparent);
  border-radius: 20px;
}
[data-theme="light"] .kanban__placeholder {
  border-color: var(--primary);
  background: color-mix(in srgb, var(--primary) 3%, transparent);
}

/* ── Command Palette (Ctrl+K) — MD3 Search Dialog ──────────────────────────
   ⚠️ 30-07-2026: khối này TRƯỚC ĐÂY không có scope theme và dùng `!important`
   ở 6 rule. Vì `!important` thắng mọi rule thường bất kể thứ tự nạp hay độ đặc
   hiệu, các rule `.cmd-palette` mà theme Anthropic/Microsoft/KIMI tự viết đều
   trở thành **CSS chết** — tác giả tưởng đã tuỳ biến nhưng thực tế không có gì
   đổi (đo được: bo góc luôn ra 28px của MD3 ở cả 4 theme).
   Nay đã bọc scope theo theme google và **bỏ hết `!important`** — scope đã đủ
   độ đặc hiệu, không cần cưỡng chế. Phần chuyển động mở/đóng giữ dùng chung vì
   là hành vi, không phải bản sắc thương hiệu. */
.cmd-palette {
  transform: scale(0.95) translateY(-8px);
  transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.cmd-palette-overlay.active .cmd-palette {
  transform: scale(1) translateY(0);
}
[data-brand-theme="google"] .cmd-palette {
  border-radius: 28px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-xl);
}
[data-brand-theme="google"] .cmd-palette__item {
  margin: 2px 12px;
  border-radius: 16px;
  border-left: none;
  padding: 10px 16px;
}
[data-brand-theme="google"] .cmd-palette__item--active {
  background: var(--primary-container);
  color: var(--on-primary-container);
  transform: scale(1.01);
}
[data-brand-theme="google"] .cmd-palette__item--active .cmd-palette__item-title {
  color: var(--on-primary-container);
}
[data-brand-theme="google"] .cmd-palette__item--active .cmd-palette__item-subtitle {
  color: var(--on-primary-container);
  opacity: 0.8;
}
[data-brand-theme="google"][data-theme="light"] .cmd-palette__item--active {
  background: var(--primary-container);
  color: var(--primary);
}

/* ── Toast — MD3 Snackbar ── */
.toast { border-radius: 12px; font-family: var(--font-family); font-weight: 500; }

/* ── Scrollbar — thin Google style ── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ── Tab buttons — MD3 style ── */
.tab-btn { border-radius: 9999px; font-weight: 500; }
.tab-btn.active, .tab-btn[aria-selected="true"] {
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  color: var(--primary-light);
  font-weight: 600;
}
[data-theme="light"] .tab-btn.active,
[data-theme="light"] .tab-btn[aria-selected="true"] {
  background: var(--primary-container);
  color: var(--primary);
}

/* ── Kanban badge — MD3 ── */
.kanban__badge {
  background: var(--surface-2);
  color: var(--text-secondary);
  border-radius: 9999px;
  font-weight: 600;
  font-size: 11px;
  min-width: 22px;
  padding: 2px 7px;
  border: 1px solid var(--border);
}

/* ── AI Panel (Ctrl+J) ── */
[data-theme="light"] #ai-panel {
  background: var(--glass-bg);
  border: 1px solid #e8eaed;
  border-right: none;
  box-shadow: -4px 0 20px rgba(60,64,67,0.12);
  border-radius: 28px 0 0 28px;
}

/* ── Quick Action Chips — MD3 Assist chips ── */
.quick-action-chip {
  border-radius: 9999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--primary) 6%, transparent);
  color: var(--text-secondary);
  font-family: var(--font-family);
  font-size: 11px;
  font-weight: 500;
  padding: 6px 14px;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.quick-action-chip:hover {
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  border-color: var(--primary);
  color: var(--primary-light);
}
[data-theme="light"] .quick-action-chip {
  background: #f1f3f4;
  border-color: var(--border);
  color: #5f6368;
}
[data-theme="light"] .quick-action-chip:hover {
  background: var(--primary-container);
  border-color: var(--primary);
  color: var(--primary);
}

/* ── Kanban Filter Bar ── */
#kanban-filter-bar {
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--surface);
}
[data-theme="light"] #kanban-filter-bar {
  background: #ffffff;
  border-color: #e0e0e0;
  box-shadow: 0 1px 3px rgba(60,64,67,0.1);
}
#kanban-filter-search {
  border-radius: 9999px;
  background: var(--bg-secondary);
  border-color: transparent;
}
[data-theme="light"] #kanban-filter-search {
  background: #f8f9fa;
  border-color: #e0e0e0;
}

/* ── Selection ── */
::selection {
  background: color-mix(in srgb, var(--primary) 22%, transparent);
  color: var(--text-primary);
}
[data-theme="light"] ::selection {
  background: var(--google-light-blue);
  color: #202124;
}

/* ── Progress bars ── */
.checklist__progress-bar-fill {
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 9999px;
}

/* ── Top bar actions ── */
.top-bar__actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ── Ripple Effect — MD3 ripple ── */
.btn,
.sidebar__item,
.cmd-palette__item {
  position: relative;
  overflow: hidden;
}
/* .btn--fab relies on position:fixed for its floating layout (index.css) -
   restore it here since the .btn rule above (same specificity, later in
   cascade) would otherwise downgrade it to relative. position:fixed still
   works fine as the ripple span's positioning context. */
.btn--fab {
  position: fixed;
}
.ripple-effect {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  transform: scale(0);
  pointer-events: none;
  animation: ripple 550ms ease-out;
}
.btn--secondary .ripple-effect,
.btn--ghost .ripple-effect,
.sidebar__item .ripple-effect,
.cmd-palette__item .ripple-effect {
  background: rgba(99,102,241,0.25);
}
@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* ── Bottom Navigation Bar ── */
#bottom-nav {
  display: none;
}

@media (max-width: 768px) {
  #bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: calc(56px + env(safe-area-inset-bottom, 0px));
    padding-bottom: env(safe-area-inset-bottom, 0px);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur)) saturate(180%);
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(180%);
    border-top: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    z-index: var(--z-nav);
    justify-content: space-around;
    align-items: center;
    padding-left: 8px;
    padding-right: 8px;
  }

  [data-theme="light"] #bottom-nav {
    background: rgba(255, 255, 255, 0.72);
    border-top-color: #e8eaed;
  }

  /* Add padding to prevent content overlapping with the bottom nav + safe area */
  #main-content {
    padding-bottom: calc(56px + env(safe-area-inset-bottom, 0px) + 16px) !important;
  }
}

.bottom-nav__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  padding: 8px 4px;
  min-height: 44px;
  gap: 2px;
  flex: 1;
  min-width: 0;
  transition: color 0.15s ease;
  outline: none;
}
/* Plan 123 S207 (P9) — .bottom-nav__item khong scope theo brand nhung nam trong
 * file nay, nap SAU index.css nen cung specificity (0,1,0) thi outline:none o
 * day thang *:focus-visible dung chung (index.css) theo thu tu nguon. Kiem
 * tra toan repo: KHONG co ".bottom-nav__item:focus"/":focus-visible" nao khac
 * bu vao -- day la 1/8 cho THAT SU thieu thay the, khac 7 cho con lai deu da
 * co :focus/:focus-visible rieng ngay ke ben. */
.bottom-nav__item:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

.bottom-nav__icon-wrapper {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 28px;
  border-radius: 14px;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.bottom-nav__item i {
  width: 20px;
  height: 20px;
}

.bottom-nav__item--active {
  color: var(--primary);
  font-weight: 600;
}

[data-theme="light"] .bottom-nav__item--active {
  color: var(--primary);
}

.bottom-nav__item--active .bottom-nav__icon-wrapper {
  background-color: var(--primary-container);
  color: var(--on-primary-container);
}

[data-theme="light"] .bottom-nav__item--active .bottom-nav__icon-wrapper {
  background-color: var(--primary-container);
  color: var(--primary);
}

/* ── Bottom Sheet — Google Material You Style ── */
.bottom-sheet {
  border-radius: 24px 24px 0 0;
}
.bottom-sheet__icon-wrapper {
  border-radius: 24px;
}

/* ══════════════════════════════════════════════
 * End Google Material You overrides
 * ══════════════════════════════════════════════ */