/* ================================================================
   SmartAIExam — theme.css
   ONE file. ALL colors. ALL themes.
   ================================================================

   HOW TO ADD A NEW THEME:
   1. Add theme button in index.html
   2. Copy any theme block below, rename [data-theme="X"]
   3. Change the token values
   4. Done — every page inherits automatically

   HOW PAGES USE THIS:
   - Every color must use var(--token)
   - No page writes its own colors ever
   - Layout/spacing can be in page <style> blocks
   ================================================================ */


/* ----------------------------------------------------------------
   TOKENS — What each token means
   --bg              : page background
   --bg-raised       : slightly lifted surface (inputs, hovers)
   --surface         : cards, panels, containers
   --surface-2       : nested surfaces inside cards
   --border          : all borders
   --border-focus    : border when element is focused
   --accent          : brand color (buttons, links, active states)
   --accent-hover    : darker accent for hover
   --accent-subtle   : very light accent tint (backgrounds)
   --accent-on       : text color ON accent backgrounds
   --text-1          : primary text (headings, important)
   --text-2          : secondary text (body, descriptions)
   --text-3          : muted text (placeholders, captions)
   --text-on-dark    : text used on always-dark surfaces (sidebar)
   --success         : green
   --warning         : amber
   --danger          : red
   --info            : blue
   --shadow-sm/md/lg : box shadows
   --radius          : base border radius
   ---------------------------------------------------------------- */


/* ================================================================
   THEME: dark  (default — deep charcoal, blue accent)
   ================================================================ */
[data-theme="dark"] {
  --bg:            #0c0c10;
  --bg-raised:     #111116;
  --surface:       #16161d;
  --surface-2:     #1c1c25;
  --border:        rgba(255,255,255,0.07);
  --border-focus:  #4c6ef5;

  --accent:        #4c6ef5;
  --accent-hover:  #3b5bdb;
  --accent-subtle: rgba(76,110,245,0.12);
  --accent-on:     #ffffff;

  --text-1:        #f1f3f9;
  --text-2:        rgba(241,243,249,0.55);
  --text-3:        rgba(241,243,249,0.28);
  --text-on-dark:  rgba(255,255,255,0.75);

  --success:       #2f9e44;
  --success-bg:    rgba(47,158,68,0.12);
  --success-border:rgba(47,158,68,0.25);
  --success-text:  #8ce99a;

  --warning:       #e67700;
  --warning-bg:    rgba(230,119,0,0.12);
  --warning-border:rgba(230,119,0,0.25);
  --warning-text:  #ffd43b;

  --danger:        #e03131;
  --danger-bg:     rgba(224,49,49,0.12);
  --danger-border: rgba(224,49,49,0.25);
  --danger-text:   #ff8787;

  --info:          #1971c2;
  --info-bg:       rgba(25,113,194,0.12);
  --info-border:   rgba(25,113,194,0.25);
  --info-text:     #74c0fc;

  --shadow-sm:  0 1px 4px rgba(0,0,0,0.5);
  --shadow-md:  0 4px 20px rgba(0,0,0,0.5);
  --shadow-lg:  0 12px 48px rgba(0,0,0,0.6);

  --btn-close-filter: invert(0.7);

  --radius:     10px;
}


/* ================================================================
   THEME: light  (paper — clean white, blue accent)
   ================================================================ */
[data-theme="light"] {
  --bg:            #f4f5f7;
  --bg-raised:     #ffffff;
  --surface:       #ffffff;
  --surface-2:     #f4f5f7;
  --border:        #e1e4e8;
  --border-focus:  #4c6ef5;

  --accent:        #4c6ef5;
  --accent-hover:  #3b5bdb;
  --accent-subtle: rgba(76,110,245,0.08);
  --accent-on:     #ffffff;

  --text-1:        #111827;
  --text-2:        #4b5563;
  --text-3:        #9ca3af;
  --text-on-dark:  rgba(255,255,255,0.75);

  --success:       #2f9e44;
  --success-bg:    #ebfbee;
  --success-border:#b2f2bb;
  --success-text:  #2b8a3e;

  --warning:       #e67700;
  --warning-bg:    #fff9db;
  --warning-border:#ffe066;
  --warning-text:  #b45309;

  --danger:        #e03131;
  --danger-bg:     #fff5f5;
  --danger-border: #ffc9c9;
  --danger-text:   #c92a2a;

  --info:          #1971c2;
  --info-bg:       #e7f5ff;
  --info-border:   #a5d8ff;
  --info-text:     #1864ab;

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg:  0 12px 40px rgba(0,0,0,0.12);

  --btn-close-filter: none;

  --radius:     10px;
}


/* ================================================================
   THEME: midnight  (deep indigo, purple accent)
   ================================================================ */
[data-theme="midnight"] {
  --bg:            #080b18;
  --bg-raised:     #0d1124;
  --surface:       #0f1530;
  --surface-2:     #151e3a;
  --border:        rgba(124,111,255,0.14);
  --border-focus:  #7c6fff;

  --accent:        #7c6fff;
  --accent-hover:  #6a5dee;
  --accent-subtle: rgba(124,111,255,0.12);
  --accent-on:     #ffffff;

  --text-1:        #e4e8f5;
  --text-2:        rgba(228,232,245,0.55);
  --text-3:        rgba(228,232,245,0.28);
  --text-on-dark:  rgba(255,255,255,0.75);

  --success:       #2f9e44;
  --success-bg:    rgba(47,158,68,0.12);
  --success-border:rgba(47,158,68,0.25);
  --success-text:  #8ce99a;

  --warning:       #e67700;
  --warning-bg:    rgba(230,119,0,0.12);
  --warning-border:rgba(230,119,0,0.25);
  --warning-text:  #ffd43b;

  --danger:        #e03131;
  --danger-bg:     rgba(224,49,49,0.12);
  --danger-border: rgba(224,49,49,0.25);
  --danger-text:   #ff8787;

  --info:          #1971c2;
  --info-bg:       rgba(25,113,194,0.12);
  --info-border:   rgba(25,113,194,0.25);
  --info-text:     #74c0fc;

  --shadow-sm:  0 1px 4px rgba(0,0,0,0.6);
  --shadow-md:  0 4px 20px rgba(0,0,0,0.55);
  --shadow-lg:  0 12px 48px rgba(0,0,0,0.65);

  --btn-close-filter: invert(0.7);

  --radius:     10px;
}


/* ================================================================
   THEME: emerald  (dark forest green)
   ================================================================ */
[data-theme="emerald"] {
  --bg:            #060d0a;
  --bg-raised:     #0a1510;
  --surface:       #0e1d16;
  --surface-2:     #14261c;
  --border:        rgba(34,197,94,0.13);
  --border-focus:  #22c55e;

  --accent:        #22c55e;
  --accent-hover:  #16a34a;
  --accent-subtle: rgba(34,197,94,0.11);
  --accent-on:     #ffffff;

  --text-1:        #f0fdf4;
  --text-2:        rgba(240,253,244,0.58);
  --text-3:        rgba(240,253,244,0.30);
  --text-on-dark:  rgba(255,255,255,0.78);

  --success:       #22c55e;
  --success-bg:    rgba(34,197,94,0.11);
  --success-border:rgba(34,197,94,0.26);
  --success-text:  #86efac;

  --warning:       #e67700;
  --warning-bg:    rgba(230,119,0,0.12);
  --warning-border:rgba(230,119,0,0.25);
  --warning-text:  #ffd43b;

  --danger:        #e03131;
  --danger-bg:     rgba(224,49,49,0.12);
  --danger-border: rgba(224,49,49,0.25);
  --danger-text:   #ff8787;

  --info:          #1971c2;
  --info-bg:       rgba(25,113,194,0.12);
  --info-border:   rgba(25,113,194,0.25);
  --info-text:     #74c0fc;

  --shadow-sm:  0 1px 4px rgba(0,0,0,0.6);
  --shadow-md:  0 4px 20px rgba(0,0,0,0.55);
  --shadow-lg:  0 12px 48px rgba(0,0,0,0.65);

  --radius:     10px;
}


/* ================================================================
   THEME: sunset  (warm amber / orange)
   ================================================================ */
[data-theme="sunset"] {
  --bg:            #0f0805;
  --bg-raised:     #1a0f07;
  --surface:       #1f1208;
  --surface-2:     #281709;
  --border:        rgba(240,120,48,0.14);
  --border-focus:  #f07830;

  --accent:        #f07830;
  --accent-hover:  #d9622a;
  --accent-subtle: rgba(240,120,48,0.12);
  --accent-on:     #0f0805;

  --text-1:        #fdf0e0;
  --text-2:        rgba(253,240,224,0.55);
  --text-3:        rgba(253,240,224,0.28);
  --text-on-dark:  rgba(255,255,255,0.75);

  --success:       #2f9e44;
  --success-bg:    rgba(47,158,68,0.12);
  --success-border:rgba(47,158,68,0.25);
  --success-text:  #8ce99a;

  --warning:       #f07830;
  --warning-bg:    rgba(240,120,48,0.12);
  --warning-border:rgba(240,120,48,0.25);
  --warning-text:  #fdba74;

  --danger:        #e03131;
  --danger-bg:     rgba(224,49,49,0.12);
  --danger-border: rgba(224,49,49,0.25);
  --danger-text:   #ff8787;

  --info:          #1971c2;
  --info-bg:       rgba(25,113,194,0.12);
  --info-border:   rgba(25,113,194,0.25);
  --info-text:     #74c0fc;

  --shadow-sm:  0 1px 4px rgba(0,0,0,0.6);
  --shadow-md:  0 4px 20px rgba(0,0,0,0.55);
  --shadow-lg:  0 12px 48px rgba(0,0,0,0.65);

  --radius:     10px;
}


/* ================================================================
   ADMIN SIDEBAR — always dark regardless of theme
   These tokens are only used inside .sidebar
   ================================================================ */
:root {
  --sb-bg:         #0d0d12;
  --sb-border:     rgba(255,255,255,0.07);
  --sb-text:       rgba(255,255,255,0.5);
  --sb-text-hover: rgba(255,255,255,0.9);
  --sb-hover-bg:   rgba(255,255,255,0.06);
  --sb-active-bg:  rgba(76,110,245,0.15);
  --sb-active-border: rgba(76,110,245,0.3);
  --sb-section:    rgba(255,255,255,0.18);
  --sb-toggle-bg:  rgba(255,255,255,0.07);
  --sb-toggle-c:   rgba(255,255,255,0.4);
}


/* ================================================================
   GLOBAL RESETS — applied on every page
   ================================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text-1);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  transition: background 0.25s, color 0.25s;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }


/* ================================================================
   TYPOGRAPHY UTILITIES
   ================================================================ */
.t-1   { color: var(--text-1); }
.t-2   { color: var(--text-2); }
.t-3   { color: var(--text-3); }
.t-accent { color: var(--accent); }


/* ================================================================
   INTERACTIVE ELEMENTS — inputs, buttons, selects
   All colors from tokens. No hardcoding.
   ================================================================ */

/* Input */
.input {
  width: 100%;
  padding: 0.6rem 0.9rem;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-1);
  font-family: inherit;
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input::placeholder { color: var(--text-3); }
.input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--accent-subtle);
}
.input.with-icon-left  { padding-left: 2.5rem; }
.input.with-icon-right { padding-right: 2.5rem; }

/* Input wrapper for icons */
.input-group {
  position: relative;
  display: flex;
  align-items: center;
}
.input-group .icon-left,
.input-group .icon-right {
  position: absolute;
  color: var(--text-3);
  font-size: 0.82rem;
  pointer-events: none;
  transition: color 0.15s;
}
.input-group .icon-left  { left: 0.85rem; }
.input-group .icon-right { right: 0.85rem; pointer-events: auto; cursor: pointer; }
.input-group:focus-within .icon-left { color: var(--accent); }

/* Button — primary */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.6rem 1.1rem;
  border: none;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-on);
}
.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--accent-on);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}
.btn-ghost {
  background: var(--surface-2);
  color: var(--text-2);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  background: var(--bg-raised);
  color: var(--text-1);
  border-color: var(--accent);
}
.btn-full { width: 100%; }

/* Label */
.label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 0.4rem;
  letter-spacing: 0.02em;
}

/* Divider with text */
.divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 1rem 0;
}
.divider-line { flex: 1; height: 1px; background: var(--border); }
.divider-text { font-size: 0.72rem; color: var(--text-3); white-space: nowrap; }


/* ================================================================
   ALERT / FLASH MESSAGES
   ================================================================ */
.alert {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius);
  border: 1px solid;
  font-size: 0.83rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}
.alert-success { background: var(--success-bg); border-color: var(--success-border); color: var(--success-text); }
.alert-warning { background: var(--warning-bg); border-color: var(--warning-border); color: var(--warning-text); }
.alert-danger,
.alert-error   { background: var(--danger-bg);  border-color: var(--danger-border);  color: var(--danger-text); }
.alert-info    { background: var(--info-bg);    border-color: var(--info-border);    color: var(--info-text); }
.alert-close {
  margin-left: auto;
  background: none;
  border: none;
  color: inherit;
  opacity: 0.5;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  flex-shrink: 0;
}
.alert-close:hover { opacity: 1; }


/* ================================================================
   NAVBAR — user portal top bar
   ================================================================ */
.navbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  gap: 1rem;
  position: sticky;
  top: 0;
  z-index: 100;
}
.navbar-brand {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-1);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.navbar-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-2);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  border: none;
  background: none;
  font-family: inherit;
  text-decoration: none;
}
.nav-item:hover { background: var(--surface-2); color: var(--text-1); }
.nav-item.active {
  background: var(--accent-subtle);
  color: var(--accent);
}


/* ================================================================
   ADMIN SIDEBAR — always dark surface
   Uses --sb-* tokens, NOT theme tokens
   ================================================================ */
.sidebar {
  background: var(--sb-bg);
  border-right: 1px solid var(--sb-border);
  width: 240px;
  height: 100vh;
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
  transition: width 0.2s ease;
}
.sidebar.collapsed { width: 60px; }

.sb-header {
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 0.75rem;
  border-bottom: 1px solid var(--sb-border);
  gap: 0.5rem;
  flex-shrink: 0;
}
.sb-toggle {
  margin-left: auto;
  background: var(--sb-toggle-bg);
  border: none;
  color: var(--sb-toggle-c);
  width: 26px;
  height: 26px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s;
}
.sb-toggle:hover { background: var(--sb-hover-bg); color: var(--sb-text-hover); }

.sb-nav { flex: 1; overflow-y: auto; padding: 0.5rem; scrollbar-width: none; }
.sb-nav::-webkit-scrollbar { display: none; }

.sb-section {
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sb-section);
  padding: 1rem 0.5rem 0.35rem;
  white-space: nowrap;
}

.sb-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 0.6rem;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--sb-text);
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  background: none;
  font-family: inherit;
  width: 100%;
  text-align: left;
}
.sb-item:hover { background: var(--sb-hover-bg); color: var(--sb-text-hover); }
.sb-item.active {
  background: var(--sb-active-bg);
  color: #fff;
  border-color: var(--sb-active-border);
}
.sb-item .sb-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 7px;
  font-size: 0.82rem;
  flex-shrink: 0;
  opacity: 0.6;
}
.sb-item:hover .sb-icon,
.sb-item.active .sb-icon { opacity: 1; }
.sb-item .sb-label { overflow: hidden; text-overflow: ellipsis; }
.sidebar.collapsed .sb-label,
.sidebar.collapsed .sb-section { display: none; }
.sidebar.collapsed .sb-item { justify-content: center; padding: 0.45rem; }


/* ================================================================
   PAGE LAYOUT — content area
   ================================================================ */
.page-wrap {
  flex: 1;
  min-width: 0;
  background: var(--bg);
  padding: 1.75rem 2rem;
  transition: background 0.25s;
}
.page-header {
  margin-bottom: 1.5rem;
}
.page-header h1 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: 0.2rem;
}
.page-header p { font-size: 0.82rem; color: var(--text-3); }


/* ================================================================
   TABLE — used across multiple pages
   ================================================================ */
.data-table {
  width: 100%;
  border-collapse: collapse;
}
.data-table th {
  background: var(--surface-2);
  padding: 0.7rem 1rem;
  text-align: left;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-3);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table td {
  padding: 0.75rem 1rem;
  font-size: 0.83rem;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: var(--surface-2); }

.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}


/* ================================================================
   STATUS BADGES
   ================================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border: 1px solid;
}
.badge-success { background: var(--success-bg); color: var(--success-text); border-color: var(--success-border); }
.badge-warning { background: var(--warning-bg); color: var(--warning-text); border-color: var(--warning-border); }
.badge-danger  { background: var(--danger-bg);  color: var(--danger-text);  border-color: var(--danger-border); }
.badge-info    { background: var(--info-bg);    color: var(--info-text);    border-color: var(--info-border); }
.badge-live {
  background: var(--success-bg);
  color: var(--success-text);
  border-color: var(--success-border);
  animation: pulse-badge 2s infinite;
}
@keyframes pulse-badge {
  0%,100% { box-shadow: 0 0 0 0 var(--success-bg); }
  50%      { box-shadow: 0 0 0 5px transparent; }
}


/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.footer-links { display: flex; gap: 1.25rem; }
.footer-links a {
  font-size: 0.78rem;
  color: var(--text-3);
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--text-1); }
.footer-copy { font-size: 0.75rem; color: var(--text-3); }


/* ================================================================
   MODAL
   ================================================================ */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(3px);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-lg);
  transform: translateY(-8px);
  transition: transform 0.2s;
}
.modal-backdrop.open .modal { transform: translateY(0); }
.modal-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-title { font-size: 0.92rem; font-weight: 700; color: var(--text-1); }
.modal-close {
  background: none;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  font-size: 0.9rem;
  transition: color 0.15s;
}
.modal-close:hover { color: var(--text-1); }
.modal-body { padding: 1.25rem; }
.modal-footer {
  padding: 0.85rem 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}


/* ================================================================
   DROPDOWN
   ================================================================ */
.dropdown {
  position: absolute;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.35rem;
  box-shadow: var(--shadow-lg);
  z-index: 200;
  min-width: 200px;
  animation: dropdown-in 0.12s ease-out;
}
@keyframes dropdown-in {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 0.7rem;
  border-radius: calc(var(--radius) - 2px);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-2);
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-family: inherit;
  text-decoration: none;
}
.dropdown-item:hover { background: var(--surface-2); color: var(--text-1); }
.dropdown-item.danger { color: var(--danger-text); }
.dropdown-item.danger:hover { background: var(--danger-bg); }
.dropdown-sep { height: 1px; background: var(--border); margin: 0.3rem 0; }


/* ================================================================
   FORM ROW LAYOUT
   ================================================================ */
.form-row { margin-bottom: 1rem; }
.form-row-inline { display: flex; gap: 0.75rem; }
.form-row-inline > * { flex: 1; }


/* ================================================================
   THEME ENGINE — applied by base.html script
   Maps index.html landing theme → data-theme on <html>
   ================================================================ */
/* (handled by JS in base.html — no CSS needed here) */

/* ════════════════════════════════════════════════════════════════
   INFO PAGES SHARED STYLES
   Used by: about.html, contact.html, privacy_policy.html, 
            support.html, terms_of_service.html
   ════════════════════════════════════════════════════════════════ */

/* ─ Main page wrapper ─ */
.pw { background: var(--bg); min-height: 100%; padding: 2rem 1rem; }
.container { max-width: 1100px; margin: 0 auto; }

/* ─ Decorative line ─ */
.tl { height: 2px; background: linear-gradient(90deg, transparent, var(--accent), transparent); margin-bottom: 2rem; }

/* ─ Page header ─ */
.ph { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.75rem; }
.ph h1 { font-size: 1.4rem; font-weight: 700; color: var(--text-1); margin: 0 0 .25rem; display: flex; align-items: center; gap: .5rem; }
.ph h1 i { color: var(--accent); }
.ph p { font-size: .83rem; color: var(--text-3); margin: 0; }
.upd { font-size: .72rem; color: var(--text-3); margin-top: .35rem; }

/* ─ Back button ─ */
.btn-bk { display: inline-flex; align-items: center; gap: .4rem; padding: .4rem .9rem; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); color: var(--text-2); font-size: .78rem; font-weight: 600; text-decoration: none; transition: all .12s; flex-shrink: 0; }
.btn-bk:hover { border-color: var(--accent); color: var(--accent); }

/* ─ Section cards ─ */
.sc { background: var(--surface); border: 1px solid var(--border); border-radius: calc(var(--radius) + 2px); padding: 1.25rem 1.4rem; margin-bottom: 1rem; }
.st { font-size: .9rem; font-weight: 700; color: var(--text-1); margin-bottom: .85rem; display: flex; align-items: center; gap: .5rem; }
.st i { color: var(--accent); }
.st2 { font-size: .85rem; color: var(--text-2); line-height: 1.65; margin: 0; }

/* ─ Contact cards ─ */
.cc { background: var(--surface); border: 1px solid var(--border); border-radius: calc(var(--radius) + 2px); padding: 1.25rem; height: 100%; }
.cc h5 { font-size: .88rem; font-weight: 700; color: var(--text-1); margin: .75rem 0 .35rem; }
.cc p { font-size: .8rem; color: var(--text-3); margin-bottom: .75rem; }

/* ─ Icon containers ─ */
.ci { width: 38px; height: 38px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: .95rem; }
.ci.blue { background: rgba(76, 110, 245, .12); color: var(--accent); }
.ci.green { background: rgba(16, 185, 129, .12); color: #10b981; }
.ci.amber { background: rgba(245, 158, 11, .12); color: #f59e0b; }
.ci.red { background: rgba(239, 68, 68, .12); color: #ef4444; }

/* ─ Contact value/message ─ */
.cv { font-size: .88rem; font-weight: 700; color: var(--accent); margin-bottom: .25rem; }
.cm { font-size: .72rem; color: var(--text-3); }

/* ─ Action buttons ─ */
.btn-act { display: inline-flex; align-items: center; gap: .35rem; padding: .42rem .9rem; border-radius: var(--radius); background: var(--accent-subtle); border: 1px solid var(--border); color: var(--accent); font-size: .78rem; font-weight: 600; cursor: pointer; font-family: inherit; transition: all .12s; }
.btn-act:hover { background: var(--accent); color: var(--accent-on); }
.btn-act.grn { background: rgba(16, 185, 129, .1); color: #10b981; border-color: rgba(16, 185, 129, .2); }
.btn-act.grn:hover { background: #10b981; color: #fff; }

/* ─ Info cards ─ */
.ic { background: var(--surface); border: 1px solid var(--border); border-radius: calc(var(--radius) + 2px); overflow: hidden; margin-bottom: 1rem; }
.ih { padding: .65rem .9rem; background: var(--surface-2); border-bottom: 1px solid var(--border); }
.ih h5 { margin: 0; font-size: .82rem; font-weight: 700; color: var(--text-1); display: flex; align-items: center; gap: .4rem; }
.ih h5 i { color: var(--accent); }
.ih.grn h5 i { color: #10b981; }
.ib { padding: .5rem .9rem; }

/* ─ Info items ─ */
.ii { display: flex; justify-content: space-between; align-items: center; padding: .45rem 0; border-bottom: 1px solid var(--border); font-size: .78rem; }
.ii:last-child { border-bottom: none; }
.il { color: var(--text-2); display: flex; align-items: center; gap: .5rem; }
.it { color: var(--text-3); font-size: .72rem; }
.rdot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex-shrink: 0; }

/* ─ Help/Tip boxes ─ */
.hq { background: var(--surface); border: 1px solid var(--border); border-radius: calc(var(--radius) + 2px); padding: 1.1rem 1.25rem; margin-bottom: 1rem; display: flex; align-items: center; gap: .85rem; }
.hq i { font-size: 1.2rem; color: var(--accent); flex-shrink: 0; }
.hq h4 { font-size: .88rem; font-weight: 700; color: var(--text-1); margin: 0 0 .2rem; }
.hq p { font-size: .78rem; color: var(--text-3); margin: 0; }

.tip { background: var(--warning-bg); border: 1px solid var(--warning-border); border-radius: calc(var(--radius) + 2px); padding: 1rem 1.25rem; margin-bottom: 1rem; }
.tip h5 { font-size: .85rem; font-weight: 700; color: var(--warning-text); margin: 0 0 .3rem; }
.tip p { font-size: .78rem; color: var(--warning-text); margin: 0; opacity: .85; }

/* ─ Warning boxes ─ */
.warn { background: var(--warning-bg); border: 1px solid var(--warning-border); border-radius: var(--radius); padding: .85rem 1rem; margin-bottom: .85rem; }
.warn h5 { font-size: .85rem; font-weight: 700; color: var(--warning-text); margin: 0 0 .35rem; display: flex; align-items: center; gap: .4rem; }
.warn p { font-size: .78rem; color: var(--warning-text); opacity: .9; margin: 0; }

/* ─ Code blocks ─ */
.cb { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); padding: .85rem 1rem; font-size: .82rem; color: var(--text-2); }
.cb p { margin: .25rem 0; }
.cb strong { color: var(--text-1); }

/* ─ Support page grids ─ */
.cg { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; margin-bottom: .5rem; }
.cg .ci, .ci { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); padding: .65rem .85rem; display: flex; flex-direction: column; gap: .2rem; }
.cg .ci strong, .ci strong { font-size: .78rem; font-weight: 700; color: var(--text-1); display: flex; align-items: center; gap: .4rem; }
.cg .ci small, .ci small { font-size: .73rem; color: var(--text-3); }

/* ─ Q&A buttons ─ */
.btn-qa { display: flex; align-items: center; padding: .48rem .85rem; border-radius: var(--radius); font-size: .8rem; font-weight: 600; cursor: pointer; font-family: inherit; margin-bottom: .4rem; text-decoration: none; border: 1px solid var(--border); transition: all .12s; }
.btn-qa.blue { background: rgba(76, 110, 245, .1); color: var(--accent); border-color: rgba(76, 110, 245, .2); }
.btn-qa.blue:hover { background: var(--accent); color: var(--accent-on); }
.btn-qa.green { background: rgba(16, 185, 129, .1); color: #10b981; border-color: rgba(16, 185, 129, .2); }
.btn-qa.green:hover { background: #10b981; color: #fff; }
.btn-qa.amber { background: rgba(245, 158, 11, .1); color: #f59e0b; border-color: rgba(245, 158, 11, .2); }
.btn-qa.amber:hover { background: #f59e0b; color: #fff; }

/* ─ FAQ items ─ */
.faq { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); padding: .75rem .9rem; margin-bottom: .5rem; }
.faq h6 { font-size: .82rem; font-weight: 700; color: var(--text-1); margin: 0 0 .35rem; display: flex; align-items: center; gap: .4rem; }
.faq h6 i { color: var(--accent); font-size: .72rem; }
.faq p { font-size: .78rem; color: var(--text-2); margin: 0; line-height: 1.55; }

/* ─ Troubleshooting sections ─ */
.ts { border: 1px solid var(--border); border-radius: var(--radius); padding: .9rem 1rem; }
.ts.blue { border-color: rgba(76, 110, 245, .2); background: rgba(76, 110, 245, .04); }
.ts.green { border-color: rgba(16, 185, 129, .2); background: rgba(16, 185, 129, .04); }
.ts h5 { font-size: .85rem; font-weight: 700; color: var(--text-1); margin: 0 0 .65rem; display: flex; align-items: center; gap: .4rem; }
.ts ul { margin: 0; padding-left: 1.1rem; color: var(--text-2); font-size: .78rem; line-height: 1.8; }

/* ─ Info grid ─ */
.ig { display: grid; grid-template-columns: repeat(3, 1fr); gap: .85rem; }
.ig .ib { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); padding: .9rem; text-align: center; }
.ig .ib i { font-size: 1.4rem; margin-bottom: .5rem; display: block; }
.ig .ib h5 { font-size: .85rem; font-weight: 700; color: var(--text-1); margin: 0 0 .5rem; }
.ig .ib ul { margin: 0; padding-left: 1rem; text-align: left; color: var(--text-2); font-size: .75rem; line-height: 1.8; }
.ig .ib small { font-size: .7rem; color: var(--text-3); margin-top: .35rem; display: block; }

/* ─ Info box (default) ─ */
.info-box { background: var(--info-bg); border: 1px solid var(--info-border); border-radius: calc(var(--radius) + 2px); padding: 1rem 1.25rem; margin-top: 1rem; }
.info-box h5 { font-size: .88rem; font-weight: 700; color: var(--info-text); margin: 0 0 .3rem; }
.info-box p { font-size: .8rem; color: var(--info-text); opacity: .85; margin: 0; }

/* ─ Documentation layout (privacy/terms) ─ */
.doc-layout { display: grid; grid-template-columns: 200px 1fr; gap: 1.5rem; align-items: start; }
.toc { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: .85rem; position: sticky; top: 68px; }
.toc-ttl { font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--text-3); margin-bottom: .6rem; }
.toc a { display: block; padding: .38rem .5rem; border-radius: 6px; font-size: .78rem; color: var(--text-2); text-decoration: none; transition: all .1s; }
.toc a:hover { background: var(--surface-2); color: var(--accent); }

/* ─ Section numbers ─ */
.sn { display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; border-radius: 50%; background: var(--accent); color: var(--accent-on); font-size: .65rem; font-weight: 800; flex-shrink: 0; }

/* ─ Paragraph and list styles ─ */
.sp { font-size: .83rem; color: var(--text-2); line-height: 1.65; margin-bottom: .65rem; }
.dl { margin: 0; padding-left: 1.1rem; color: var(--text-2); font-size: .83rem; line-height: 1.85; }

/* ─ Sidebar/Key points ─ */
.sb { background: var(--surface); border: 1px solid var(--border); border-radius: calc(var(--radius) + 2px); padding: 1.1rem; position: sticky; top: 68px; }
.sb h5 { font-size: .85rem; font-weight: 700; color: var(--text-1); margin: 0 0 .75rem; display: flex; align-items: center; gap: .4rem; }
.sb h5 i { color: var(--accent); }
.kp { display: flex; align-items: center; gap: .55rem; padding: .45rem 0; border-bottom: 1px solid var(--border); font-size: .78rem; color: var(--text-2); }
.kp:last-child { border-bottom: none; }
.kp i { width: 16px; text-align: center; font-size: .8rem; flex-shrink: 0; }

/* ─ About page ─ */
.hero { background: var(--surface); border: 1px solid var(--border); border-radius: calc(var(--radius) + 2px); padding: 2rem; text-align: center; margin-bottom: 1.25rem; }
.hero h2 { font-size: 1.3rem; font-weight: 700; color: var(--text-1); margin: 0 0 .65rem; }
.hero p { font-size: .85rem; color: var(--text-2); max-width: 580px; margin: 0 auto .85rem; line-height: 1.65; }

.badge-row { display: flex; flex-wrap: wrap; gap: .4rem; justify-content: center; }
.bp { padding: .25rem .75rem; border-radius: 20px; font-size: .72rem; font-weight: 700; border: 1px solid; }
.b-blue { background: rgba(76, 110, 245, .1); color: var(--accent); border-color: rgba(76, 110, 245, .2); }
.b-green { background: rgba(16, 185, 129, .1); color: #10b981; border-color: rgba(16, 185, 129, .2); }
.b-amber { background: rgba(245, 158, 11, .1); color: #f59e0b; border-color: rgba(245, 158, 11, .2); }
.b-purple { background: rgba(139, 92, 246, .1); color: #8b5cf6; border-color: rgba(139, 92, 246, .2); }

.fg { display: grid; grid-template-columns: 1fr 1fr; gap: .85rem; margin-top: .85rem; }
.fi { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); padding: .85rem; }
.ico { font-size: 1.25rem; margin-bottom: .5rem; }
.fi h6 { font-size: .82rem; font-weight: 700; color: var(--text-1); margin: 0 0 .3rem; }
.fi p { font-size: .75rem; color: var(--text-3); margin: 0; }

.cl { margin: 0; padding-left: 1.1rem; color: var(--text-2); font-size: .82rem; line-height: 1.85; }
.cl li { list-style: none; display: flex; align-items: center; gap: .4rem; }
.cl li i { color: var(--accent); font-size: .72rem; flex-shrink: 0; }

.sk { background: var(--surface); border: 1px solid var(--border); border-radius: calc(var(--radius) + 2px); padding: 1.1rem; margin-bottom: 1rem; }
.sk h5 { font-size: .85rem; font-weight: 700; color: var(--text-1); margin: 0 0 .75rem; display: flex; align-items: center; gap: .4rem; }
.sk h5 i { color: var(--accent); }

.sr { display: flex; justify-content: space-between; align-items: center; padding: .45rem 0; border-bottom: 1px solid var(--border); }
.sr:last-child { border-bottom: none; }
.sr h3 { font-size: 1.25rem; font-weight: 800; color: var(--accent); margin: 0; }
.sr small { font-size: .72rem; color: var(--text-3); }

.vc { background: var(--surface); border: 1px solid var(--border); border-radius: calc(var(--radius) + 2px); overflow: hidden; }
.vh { padding: .65rem .9rem; background: var(--surface-2); border-bottom: 1px solid var(--border); }
.vh h5 { margin: 0; font-size: .82rem; font-weight: 700; color: var(--text-1); display: flex; align-items: center; gap: .4rem; }
.vh h5 i { color: var(--accent); }
.vb { padding: .5rem .9rem; }
.vi { padding: .45rem 0; border-bottom: 1px solid var(--border); }
.vi:last-child { border-bottom: none; }
.vi h6 { font-size: .82rem; font-weight: 700; margin: 0 0 .15rem; }
.vi small { font-size: .72rem; color: var(--text-3); }

.cta { background: var(--accent); border-radius: calc(var(--radius) + 2px); padding: 2rem; text-align: center; margin-top: 1rem; }
.cta h4 { color: #fff; font-size: 1.1rem; font-weight: 700; margin: 0 0 .5rem; }
.cta p { color: rgba(255, 255, 255, .7); font-size: .83rem; margin: 0 0 1.25rem; }

.btn-p { display: inline-flex; align-items: center; gap: .35rem; padding: .55rem 1.1rem; background: #fff; color: var(--accent); border: none; border-radius: var(--radius); font-size: .82rem; font-weight: 700; cursor: pointer; font-family: inherit; transition: all .12s; }
.btn-p:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(0, 0, 0, .2); }

.btn-o { display: inline-flex; align-items: center; gap: .35rem; padding: .55rem 1.1rem; background: rgba(255, 255, 255, .12); color: #fff; border: 1px solid rgba(255, 255, 255, .3); border-radius: var(--radius); font-size: .82rem; font-weight: 700; cursor: pointer; font-family: inherit; transition: all .12s; }
.btn-o:hover { background: rgba(255, 255, 255, .2); }

/* ─ API/Code documentation ─ */
.code-block { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: .85rem 1rem; font-family: monospace; font-size: .8rem; color: var(--text-1); overflow-x: auto; margin: .5rem 0; }
.method-badge { display: inline-flex; align-items: center; padding: .18rem .55rem; border-radius: 5px; font-size: .72rem; font-weight: 800; letter-spacing: .04em; font-family: monospace; margin-right: .4rem; }
.mb-get { background: rgba(16, 185, 129, .12); color: #10b981; border: 1px solid rgba(16, 185, 129, .2); }
.mb-post { background: rgba(76, 110, 245, .12); color: var(--accent); border: 1px solid rgba(76, 110, 245, .2); }
.mb-del { background: rgba(239, 68, 68, .12); color: #ef4444; border: 1px solid rgba(239, 68, 68, .2); }
.endpoint { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); padding: .75rem .9rem; margin-bottom: .6rem; }
.endpoint-url { font-family: monospace; font-size: .82rem; color: var(--text-1); margin-bottom: .25rem; }
.endpoint-desc { font-size: .75rem; color: var(--text-3); }

/* ─ Bootstrap minimal overrides ─ */
.row { display: flex; flex-wrap: wrap; margin: 0 -.5rem; }
.col-md-6, .col-lg-8, .col-lg-4, .col-md-4, .col-md-8 { padding: 0 .5rem; }
.col-md-6 { flex: 0 0 50%; max-width: 50%; }
.col-lg-8 { flex: 0 0 66.666%; max-width: 66.666%; }
.col-lg-4 { flex: 0 0 33.333%; max-width: 33.333%; }
.col-md-8 { flex: 0 0 66.666%; max-width: 66.666%; }
.col-md-4 { flex: 0 0 33.333%; max-width: 33.333%; }
.col-6 { flex: 0 0 50%; max-width: 50%; padding: 0 .5rem; }

.mb-3 { margin-bottom: .75rem; }
.g-3 { gap: .75rem; }
.d-none { display: none; }
.d-flex { display: flex; }
.align-items-start { align-items: flex-start; }
.gap-3 { gap: .75rem; }
.me-2 { margin-right: .4rem; }
.mt-1 { margin-top: .25rem; }
.mt-2 { margin-top: .5rem; }
.mt-3 { margin-top: .75rem; }
.mb-0 { margin-bottom: 0; }
.align-items-start.gap-3 { display: flex; }

.ud { font-size: .72rem; color: var(--text-3); margin-top: 1rem; }
.row.align-items-start { align-items: flex-start; }

/* ─ Responsive ─ */
@media (max-width: 768px) {
  .doc-layout { grid-template-columns: 1fr; }
  .toc { position: static; }
  .col-md-6, .col-lg-8, .col-lg-4, .col-md-4, .col-md-8 { flex: 0 0 100%; max-width: 100%; }
  .col-6 { flex: 0 0 50%; max-width: 50%; }
  .ig { grid-template-columns: 1fr; }
  .fg { grid-template-columns: 1fr; }
}


/* ════════════════════════════════════════════════════════════════
   API DOCS PAGE — apidoc-* scoped classes
   Used only by api_docs.html. All colors via tokens.
   ════════════════════════════════════════════════════════════════ */

.apidoc-wrap {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--bg);
}

/* ── Overlay ── */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  display: none;
  z-index: 99;
}
body.sidebar-open .sidebar-overlay { display: block; }

/* ── Header ── */
.apidoc-header {
  height: 52px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 1rem;
  gap: 1rem;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 100;
}
.apidoc-logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-weight: 700;
  color: var(--text-1);
  text-decoration: none;
}
.apidoc-logo-text { font-size: 1rem; }
.apidoc-logo-badge {
  background: var(--accent-subtle);
  color: var(--accent);
  padding: .2rem .5rem;
  border-radius: 4px;
  font-size: .7rem;
  font-weight: 600;
}
.apidoc-theme-btn,
.hamburger,
.apidoc-nav-home-btn {
  background: none;
  border: none;
  color: var(--text-2);
  cursor: pointer;
  padding: .4rem;
  border-radius: 6px;
  transition: all .2s;
  display: flex;
  align-items: center;
  gap: .35rem;
  font-size: .82rem;
  font-family: inherit;
  text-decoration: none;
}
.apidoc-theme-btn:hover,
.hamburger:hover,
.apidoc-nav-home-btn:hover { background: var(--surface-2); color: var(--text-1); }
.hamburger { flex-direction: column; gap: 4px; }
.hamburger span { display: block; width: 16px; height: 2px; background: currentColor; border-radius: 2px; }
.apidoc-header-gap { flex: 1; }
.apidoc-version-chip {
  background: var(--accent-subtle);
  color: var(--accent);
  padding: .3rem .7rem;
  border-radius: 20px;
  font-size: .75rem;
  font-weight: 600;
}
.apidoc-base-url-pill {
  display: flex;
  align-items: center;
  gap: .4rem;
  background: var(--surface-2);
  padding: .4rem .7rem;
  border-radius: 6px;
  font-size: .85rem;
  color: var(--text-2);
  cursor: pointer;
  border: 1px solid var(--border);
  transition: border-color .15s;
}
.apidoc-base-url-pill:hover { border-color: var(--accent); }

/* ── Body row (sidebar + main) ── */
.apidoc-body {
  display: flex;
  flex: 1;
  min-height: 0;
}

/* ── Sidebar ── */
.apidoc-sidebar {
  width: 240px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 1rem 0;
  flex-shrink: 0;
  position: sticky;
  top: 52px;
  height: calc(100vh - 52px);
  transition: width 0.22s cubic-bezier(.4,0,.2,1);
}
.apidoc-sidebar.sb-collapsed {
  width: 52px;
  overflow: hidden;
}
.apidoc-sidebar.sb-collapsed .sidebar-search-wrap,
.apidoc-sidebar.sb-collapsed .sg-label,
.apidoc-sidebar.sb-collapsed .sg-arrow,
.apidoc-sidebar.sb-collapsed .sl span,
.apidoc-sidebar.sb-collapsed .sl { opacity: 0; pointer-events: none; }
.apidoc-sidebar.sb-collapsed .sg-header { justify-content: center; padding: .5rem; }
.apidoc-sidebar.sb-collapsed .mdot { opacity: 1; pointer-events: auto; }
.apidoc-body.sb-is-collapsed .apidoc-main { transition: none; }

.sb-collapse-btn {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: .4rem .6rem .4rem 1rem;
  margin-bottom: .25rem;
}
.sb-collapse-btn svg {
  color: var(--text-3);
  cursor: pointer;
  padding: .3rem;
  border-radius: 6px;
  width: 26px;
  height: 26px;
  transition: background .15s, color .15s, transform .22s cubic-bezier(.4,0,.2,1);
  flex-shrink: 0;
}
.sb-collapse-btn svg:hover { background: var(--surface-2); color: var(--text-1); }
.apidoc-sidebar.sb-collapsed .sb-collapse-btn { justify-content: center; padding: .4rem; }

/* ── Sidebar search ── */
.sidebar-search-wrap { padding: 0 1rem 1rem; }
.sidebar-search-inner {
  display: flex;
  align-items: center;
  gap: .5rem;
  background: var(--surface-2);
  padding: .5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  transition: border-color .15s;
}
.sidebar-search-inner:focus-within { border-color: var(--border-focus); }
.sidebar-search-inner svg { color: var(--text-3); flex-shrink: 0; width: 14px; height: 14px; }
.sidebar-search-inner input {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-1);
  font-size: .82rem;
  outline: none;
  font-family: inherit;
}
.sidebar-search-inner input::placeholder { color: var(--text-3); }

/* ── Sidebar groups ── */
.sg { margin-bottom: .5rem; }
.sg-header {
  padding: .5rem 1rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-2);
  font-weight: 600;
  font-size: .82rem;
  transition: background .2s, color .15s;
  user-select: none;
}
.sg-header:hover { background: var(--surface-2); color: var(--text-1); }
.sg-items { display: none; }
.sg.open .sg-items { display: block; }
.sl {
  display: block;
  padding: .32rem 1.5rem;
  color: var(--text-2);
  font-size: .78rem;
  text-decoration: none;
  transition: background .15s, color .15s, border-color .15s;
  border-left: 2px solid transparent;
}
.sl:hover { background: var(--surface-2); color: var(--text-1); border-left-color: var(--border); }
.sl.active { color: var(--accent); border-left-color: var(--accent); background: var(--accent-subtle); }
.sl.hidden { display: none; }
.mdot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: .4rem; vertical-align: middle; }
.mdot-get    { background: var(--success); }
.mdot-post   { background: var(--info); }
.mdot-put    { background: var(--warning); }
.mdot-delete { background: var(--danger); }
.mdot-info   { background: var(--text-3); }

/* ── Main content area ── */
.apidoc-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}
.apidoc-main-inner {
  flex: 1;
  overflow-y: auto;
  padding: 2rem;
}

/* ── Footer ── */
.apidoc-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: .85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .75rem;
  font-size: .8rem;
  color: var(--text-3);
  flex-shrink: 0;
}
.footer-left { display: flex; align-items: center; gap: .6rem; }

/* ── Sections ── */
.section { margin-bottom: 2.5rem; }
.section-header { margin-bottom: 1.25rem; }
.section-tag {
  display: inline-block;
  background: var(--accent-subtle);
  color: var(--accent);
  padding: .18rem .6rem;
  border-radius: 20px;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: .5rem;
}
.section-title { font-size: 1.25rem; font-weight: 700; color: var(--text-1); margin-bottom: .5rem; }
.section-desc { font-size: .85rem; color: var(--text-2); line-height: 1.6; }

/* ── Hero ── */
.hero { background: var(--surface); border: 1px solid var(--border); border-radius: calc(var(--radius)+4px); padding: 2.5rem 2rem; margin-bottom: 1.5rem; }
.hero-tag {
  display: inline-block;
  background: var(--accent-subtle);
  color: var(--accent);
  padding: .22rem .7rem;
  border-radius: 20px;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: .85rem;
}
.hero h1 { font-size: 2rem; font-weight: 800; color: var(--text-1); line-height: 1.2; margin-bottom: .85rem; }
.hero p { font-size: .9rem; color: var(--text-2); line-height: 1.65; max-width: 560px; margin-bottom: 1.25rem; }
.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; margin-top: 1.25rem; }
.info-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .75rem 1rem;
}
.ic-label { font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--text-3); margin-bottom: .3rem; }
.ic-value { font-size: .88rem; font-weight: 700; color: var(--text-1); font-family: 'JetBrains Mono', monospace; }
.copy-url { cursor: pointer; color: var(--accent); transition: opacity .15s; }
.copy-url:hover { opacity: .75; }

/* ── Endpoint cards ── */
.ep {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: border-color .15s;
}
.ep:hover { border-color: var(--border-focus); }
.ep-header {
  padding: .9rem 1rem;
  background: var(--surface-2);
  border-bottom: 1px solid transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: .75rem;
  transition: background .15s;
  flex-wrap: wrap;
}
.ep.open .ep-header { border-bottom-color: var(--border); }
.ep-header:hover { background: var(--bg-raised); }
.mb {
  display: inline-block;
  padding: .22rem .52rem;
  border-radius: 4px;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .04em;
  font-family: 'JetBrains Mono', monospace;
  flex-shrink: 0;
}
.mb-GET    { background: var(--success-bg);  color: var(--success-text); border: 1px solid var(--success-border); }
.mb-POST   { background: var(--info-bg);     color: var(--info-text);    border: 1px solid var(--info-border); }
.mb-PUT    { background: var(--warning-bg);  color: var(--warning-text); border: 1px solid var(--warning-border); }
.mb-DELETE { background: var(--danger-bg);   color: var(--danger-text);  border: 1px solid var(--danger-border); }
.ep-path { font-family: 'JetBrains Mono', monospace; font-weight: 600; color: var(--text-1); font-size: .88rem; flex: 1; min-width: 0; }
.ep-summary { font-size: .78rem; color: var(--text-3); }
.ep-expand { margin-left: auto; font-size: .7rem; color: var(--text-3); transition: transform .2s; flex-shrink: 0; }
.ep.open .ep-expand { transform: rotate(180deg); }
.param { color: var(--accent); }
.ep-body { display: none; padding: 1rem; font-size: .85rem; }
.ep.open .ep-body { display: block; }
.badge-pub {
  font-size: .62rem; font-weight: 700; padding: .15rem .45rem;
  border-radius: 4px; background: var(--success-bg);
  color: var(--success-text); border: 1px solid var(--success-border);
  flex-shrink: 0;
}
.badge-auth {
  font-size: .62rem; font-weight: 700; padding: .15rem .45rem;
  border-radius: 4px; background: var(--info-bg);
  color: var(--info-text); border: 1px solid var(--info-border);
  flex-shrink: 0;
}
.badge-admin {
  font-size: .62rem; font-weight: 700; padding: .15rem .45rem;
  border-radius: 4px; background: var(--warning-bg);
  color: var(--warning-text); border: 1px solid var(--warning-border);
  flex-shrink: 0;
}

/* ── Tabs inside endpoint ── */
.tabs { display: flex; gap: .25rem; margin-bottom: .85rem; border-bottom: 1px solid var(--border); }
.tab {
  padding: .38rem .75rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  font-family: inherit;
  font-size: .78rem;
  font-weight: 600;
  color: var(--text-3);
  cursor: pointer;
  transition: color .15s, border-color .15s;
}
.tab:hover { color: var(--text-1); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ── Code blocks inside endpoints ── */
.cb {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: .85rem;
  overflow: hidden;
  font-size: .82rem;
}
.cb-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .4rem .75rem;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.cb-lang { font-size: .65rem; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: .06em; }
.cb pre {
  padding: .85rem 1rem;
  overflow-x: auto;
  margin: 0;
  color: var(--text-1);
  font-family: 'JetBrains Mono', monospace;
  font-size: .82rem;
  line-height: 1.6;
}
.cb pre .k { color: var(--info-text); }
.cb pre .s { color: var(--success-text); }
.cb pre .n { color: var(--accent); }
.cb pre .v { color: var(--warning-text); }
.cb pre .c { color: var(--text-3); font-style: italic; }
.copy-btn {
  display: flex; align-items: center; gap: .3rem;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text-3); font-size: .68rem; font-weight: 600;
  padding: .2rem .5rem; border-radius: 4px; cursor: pointer;
  font-family: inherit; transition: all .15s;
}
.copy-btn:hover { color: var(--text-1); border-color: var(--accent); }
.copy-btn.copied { color: var(--success-text); border-color: var(--success-border); }

/* ── Sub-heading inside ep-body ── */
.sh { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--text-3); margin-bottom: .5rem; margin-top: .85rem; }
.sh:first-child { margin-top: 0; }

/* ── Notes ── */
.note {
  display: flex; align-items: flex-start; gap: .5rem;
  padding: .65rem .85rem; border-radius: var(--radius);
  border: 1px solid; font-size: .8rem; margin-bottom: .85rem;
  line-height: 1.55;
}
.note-icon { flex-shrink: 0; }
.note-info  { background: var(--info-bg);    border-color: var(--info-border);    color: var(--info-text); }
.note-warn  { background: var(--warning-bg); border-color: var(--warning-border); color: var(--warning-text); }
.note-danger{ background: var(--danger-bg);  border-color: var(--danger-border);  color: var(--danger-text); }

/* ── Response pills ── */
.rpills { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .85rem; }
.rp {
  display: inline-flex; align-items: center;
  padding: .2rem .6rem; border-radius: 20px;
  font-size: .72rem; font-weight: 600;
  border: 1px solid;
}
.rp-2 { background: var(--success-bg); color: var(--success-text); border-color: var(--success-border); }
.rp-4 { background: var(--danger-bg);  color: var(--danger-text);  border-color: var(--danger-border); }
.rp-5 { background: var(--warning-bg); color: var(--warning-text); border-color: var(--warning-border); }

/* ── Rate limit table ── */
.rt { width: 100%; border-collapse: collapse; font-size: .82rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.rt th { background: var(--surface-2); padding: .6rem .85rem; text-align: left; font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--text-3); border-bottom: 1px solid var(--border); }
.rt td { padding: .6rem .85rem; border-bottom: 1px solid var(--border); color: var(--text-2); }
.rt tr:last-child td { border-bottom: none; }
.rt tbody tr:hover td { background: var(--surface-2); }

/* ── Auth boxes ── */
.auth-box {
  display: flex; align-items: flex-start; gap: 1rem;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1rem 1.1rem; margin-bottom: .85rem;
}
.auth-box-icon { font-size: 1.4rem; flex-shrink: 0; }
.auth-box-title { font-size: .88rem; font-weight: 700; color: var(--text-1); margin-bottom: .3rem; }
.auth-box-desc { font-size: .8rem; color: var(--text-2); line-height: 1.6; }

/* ── JWT flow steps ── */
.jwt-flow { display: grid; grid-template-columns: repeat(4,1fr); gap: .75rem; margin: 1rem 0 1.25rem; }
.jwt-step {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: .85rem;
}
.jwt-step-num { font-size: .6rem; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; color: var(--accent); margin-bottom: .35rem; }
.jwt-step-title { font-size: .82rem; font-weight: 700; color: var(--text-1); margin-bottom: .3rem; }
.jwt-step-desc { font-size: .75rem; color: var(--text-2); line-height: 1.55; }

/* ── Admin grid ── */
.admin-grid { display: flex; flex-direction: column; gap: .5rem; }
.ag-row {
  display: flex; align-items: flex-start; gap: .75rem;
  padding: .65rem .75rem; background: var(--surface-2);
  border: 1px solid var(--border); border-radius: var(--radius);
  font-size: .82rem;
}
.ag-method {
  display: inline-block; padding: .18rem .5rem; border-radius: 4px;
  font-size: .62rem; font-weight: 800; font-family: 'JetBrains Mono', monospace;
  flex-shrink: 0; margin-top: .1rem;
}
.ag-path { font-family: 'JetBrains Mono', monospace; font-size: .8rem; color: var(--text-1); font-weight: 600; margin-bottom: .2rem; }
.ag-desc { font-size: .75rem; color: var(--text-3); line-height: 1.5; }

code { background: var(--surface-2); padding: .15rem .4rem; border-radius: 4px; font-family: 'JetBrains Mono', monospace; color: var(--accent); font-size: .85em; border: 1px solid var(--border); }

/* ── Responsive ── */
@media (max-width: 800px) {
  .apidoc-sidebar { position: fixed; top: 52px; left: -260px; height: calc(100vh - 52px); z-index: 100; transition: left .25s; box-shadow: var(--shadow-lg); }
  body.sidebar-open .apidoc-sidebar { left: 0; }
  .apidoc-main-inner { padding: 1rem; }
  .info-grid { grid-template-columns: 1fr 1fr; }
  .jwt-flow { grid-template-columns: 1fr 1fr; }
  .ep-summary { display: none; }
}
@media (max-width: 480px) {
  .info-grid { grid-template-columns: 1fr; }
  .jwt-flow { grid-template-columns: 1fr; }
}