/* ============================================================
   ADS Uploader Help System - style.css
   4-Theme Support: ocean-dark, slate-warm, nord-frost, graphite-light
   Default: slate-warm
   ============================================================ */

/* ---- CSS Custom Properties: Default = slate_warm ---- */
:root,
body,
body.theme-slate-warm {
  --bg: #262220;
  --panel: #322E2A;
  --text: #E0D8D0;
  --text-secondary: #A89E94;
  --accent: #D4A04A;
  --accent-hover: #E0B060;
  --header: #2A2520;
  --border: #443E38;
  --code-bg: #1E1C1A;
  --shadow: rgba(0, 0, 0, 0.35);
  --callout-info-bg: rgba(90, 160, 210, 0.12);
  --callout-info-border: #5BA0D2;
  --callout-warning-bg: rgba(212, 160, 74, 0.12);
  --callout-warning-border: #D4A04A;
  --callout-tip-bg: rgba(80, 180, 120, 0.12);
  --callout-tip-border: #50B478;
  --kbd-bg: #3E3A36;
  --kbd-border: #564E48;
  --step-circle-bg: var(--accent);
  --step-circle-text: #1A1816;
  --nav-active-bg: rgba(212, 160, 74, 0.15);
  --scrollbar-thumb: #544E48;
  --scrollbar-track: var(--bg);
}

/* ---- Theme: Ocean Dark ---- */
body.theme-ocean-dark {
  --bg: #1B2330;
  --panel: #243042;
  --text: #D0D8E0;
  --text-secondary: #8A9AB0;
  --accent: #5BA4CF;
  --accent-hover: #6FB8E4;
  --header: #1A2535;
  --border: #2E3E54;
  --code-bg: #151D28;
  --shadow: rgba(0, 0, 0, 0.4);
  --callout-info-bg: rgba(91, 164, 207, 0.12);
  --callout-info-border: #5BA4CF;
  --callout-warning-bg: rgba(230, 180, 80, 0.12);
  --callout-warning-border: #E6B450;
  --callout-tip-bg: rgba(80, 200, 140, 0.12);
  --callout-tip-border: #50C88C;
  --kbd-bg: #2E3E54;
  --kbd-border: #3A5070;
  --step-circle-bg: var(--accent);
  --step-circle-text: #0E1620;
  --nav-active-bg: rgba(91, 164, 207, 0.15);
  --scrollbar-thumb: #3A5070;
  --scrollbar-track: var(--bg);
}

/* ---- Theme: Nord Frost ---- */
body.theme-nord-frost {
  --bg: #2E3440;
  --panel: #3B4252;
  --text: #D8DEE9;
  --text-secondary: #8892A4;
  --accent: #88C0D0;
  --accent-hover: #9ED0DE;
  --header: #2E3440;
  --border: #4C566A;
  --code-bg: #242A34;
  --shadow: rgba(0, 0, 0, 0.35);
  --callout-info-bg: rgba(136, 192, 208, 0.12);
  --callout-info-border: #88C0D0;
  --callout-warning-bg: rgba(235, 203, 139, 0.12);
  --callout-warning-border: #EBCB8B;
  --callout-tip-bg: rgba(163, 190, 140, 0.12);
  --callout-tip-border: #A3BE8C;
  --kbd-bg: #434C5E;
  --kbd-border: #4C566A;
  --step-circle-bg: var(--accent);
  --step-circle-text: #1E222A;
  --nav-active-bg: rgba(136, 192, 208, 0.15);
  --scrollbar-thumb: #4C566A;
  --scrollbar-track: var(--bg);
}

/* ---- Theme: Graphite Light ---- */
body.theme-graphite-light {
  --bg: #F0F0F0;
  --panel: #FFFFFF;
  --text: #333333;
  --text-secondary: #777777;
  --accent: #2D7DD2;
  --accent-hover: #3A8FE6;
  --header: #E0E0E0;
  --border: #D0D0D0;
  --code-bg: #E8E8E8;
  --shadow: rgba(0, 0, 0, 0.1);
  --callout-info-bg: rgba(45, 125, 210, 0.08);
  --callout-info-border: #2D7DD2;
  --callout-warning-bg: rgba(220, 160, 40, 0.1);
  --callout-warning-border: #DCA028;
  --callout-tip-bg: rgba(40, 160, 80, 0.08);
  --callout-tip-border: #28A050;
  --kbd-bg: #E0E0E0;
  --kbd-border: #C8C8C8;
  --step-circle-bg: var(--accent);
  --step-circle-text: #FFFFFF;
  --nav-active-bg: rgba(45, 125, 210, 0.1);
  --scrollbar-thumb: #C0C0C0;
  --scrollbar-track: var(--bg);
}


/* ============================================================
   Reset & Base
   ============================================================ */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}


/* ============================================================
   Scrollbar
   ============================================================ */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
}

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

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}


/* ============================================================
   Layout
   ============================================================ */

.help-layout {
  display: flex;
  min-height: 100vh;
}

.help-main-wrapper {
  flex: 1;
  margin-left: 240px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left 0.3s ease;
}

.help-content {
  flex: 1;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 2.5rem;
}


/* ============================================================
   Navigation Sidebar
   ============================================================ */

.help-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 240px;
  height: 100vh;
  background-color: var(--header);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  z-index: 100;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, background-color 0.3s ease;
}

.help-nav-header {
  padding: 1.25rem 1rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.help-nav-header h2 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.help-nav-header .nav-subtitle {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

.help-nav-list {
  list-style: none;
  padding: 0.75rem 0;
  flex: 1;
  overflow-y: auto;
}

.help-nav-list li {
  margin: 0;
}

.help-nav-list a {
  display: block;
  padding: 0.5rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  border-left: 3px solid transparent;
  transition: all 0.2s ease;
  word-break: break-word;
  hyphens: auto;
  -webkit-hyphens: auto;
}

.help-nav-list a:hover {
  color: var(--text);
  background-color: var(--nav-active-bg);
}

.help-nav-list a.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background-color: var(--nav-active-bg);
  font-weight: 600;
}

.help-nav-list .nav-section-title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  padding: 1rem 1rem 0.35rem;
  pointer-events: none;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 200;
  width: 40px;
  height: 40px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 1.2rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease;
}

.nav-toggle:hover {
  background: var(--accent);
  color: var(--step-circle-text);
}

.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 90;
}


/* ============================================================
   Header / Page Title
   ============================================================ */

.help-page-header {
  background: var(--header);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 2.5rem;
  transition: background-color 0.3s ease;
}

.help-page-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
  border: none;
  padding: 0;
}

.help-page-header .page-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
}


/* ============================================================
   Breadcrumb
   ============================================================ */

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem;
  padding: 0.75rem 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  list-style: none;
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.breadcrumb li + li::before {
  content: "\203A";
  color: var(--text-secondary);
  font-size: 1rem;
  margin-right: 0.1rem;
}

.breadcrumb a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

.breadcrumb .current {
  color: var(--text);
  font-weight: 500;
}


/* ============================================================
   Typography
   ============================================================ */

h1, h2, h3, h4, h5, h6 {
  color: var(--text);
  line-height: 1.3;
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
  transition: color 0.3s ease;
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.45rem; border-bottom: 1px solid var(--border); padding-bottom: 0.4rem; }
h3 { font-size: 1.2rem; }
h4 { font-size: 1.05rem; }

p {
  margin-bottom: 1rem;
  color: var(--text);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

strong {
  font-weight: 600;
}

ul, ol {
  margin: 0.5rem 0 1rem 1.5rem;
}

li {
  margin-bottom: 0.35rem;
}

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}


/* ============================================================
   Code & Inline Code
   ============================================================ */

code {
  font-family: "Cascadia Code", "Fira Code", Consolas, "Courier New", monospace;
  font-size: 0.875em;
  background: var(--code-bg);
  color: var(--accent);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  border: 1px solid var(--border);
  transition: background-color 0.3s ease;
}

pre {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.25rem;
  overflow-x: auto;
  margin: 1rem 0;
  transition: background-color 0.3s ease;
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text);
}


/* ============================================================
   Cards (Topic Sections)
   ============================================================ */

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease,
              background-color 0.3s ease, border-color 0.3s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-top: 0;
  margin-bottom: 0.5rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-title .card-icon {
  color: var(--accent);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.card-body {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.card-link:hover {
  text-decoration: none;
}

.card-link .card {
  cursor: pointer;
}


/* ============================================================
   Mockup Container (SVG Diagrams)
   ============================================================ */

.mockup-container {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 1.5rem 0;
  text-align: center;
  overflow: hidden;
  transition: background-color 0.3s ease;
}

.mockup-container svg {
  max-width: 100%;
  height: auto;
}

.mockup-container .mockup-caption {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-style: italic;
}

.mockup-container.mockup-wide {
  padding: 2rem;
}

.mockup-container.mockup-tall {
  min-height: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}


/* ============================================================
   Keyboard Shortcut Badges (.kbd)
   ============================================================ */

.kbd {
  display: inline-block;
  font-family: "Cascadia Code", "Fira Code", Consolas, monospace;
  font-size: 0.8rem;
  line-height: 1;
  padding: 0.2em 0.5em;
  background: var(--kbd-bg);
  border: 1px solid var(--kbd-border);
  border-radius: 4px;
  box-shadow: 0 1px 2px var(--shadow);
  color: var(--text);
  white-space: nowrap;
  vertical-align: baseline;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.kbd + .kbd {
  margin-left: 0.15rem;
}

.shortcut-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.shortcut-row:last-child {
  border-bottom: none;
}

.shortcut-keys {
  min-width: 140px;
  flex-shrink: 0;
}

.shortcut-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
}


/* ============================================================
   Steps (Numbered Instructions)
   ============================================================ */

.steps {
  counter-reset: step-counter;
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
}

.step {
  counter-increment: step-counter;
  position: relative;
  padding: 1rem 1rem 1rem 3.5rem;
  margin-bottom: 0.75rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.step::before {
  content: counter(step-counter);
  position: absolute;
  left: 0.85rem;
  top: 1rem;
  width: 2rem;
  height: 2rem;
  background: var(--step-circle-bg);
  color: var(--step-circle-text);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  line-height: 1;
  flex-shrink: 0;
}

.step-title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.3rem;
  color: var(--text);
}

.step-body {
  color: var(--text-secondary);
  font-size: 0.9rem;
}


/* ============================================================
   Callout Boxes
   ============================================================ */

.callout {
  border-radius: 6px;
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
  border-left: 4px solid;
  font-size: 0.95rem;
  transition: background-color 0.3s ease;
}

.callout-title {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.callout-info {
  background: var(--callout-info-bg);
  border-left-color: var(--callout-info-border);
}

.callout-info .callout-title {
  color: var(--callout-info-border);
}

.callout-warning {
  background: var(--callout-warning-bg);
  border-left-color: var(--callout-warning-border);
}

.callout-warning .callout-title {
  color: var(--callout-warning-border);
}

.callout-tip {
  background: var(--callout-tip-bg);
  border-left-color: var(--callout-tip-border);
}

.callout-tip .callout-title {
  color: var(--callout-tip-border);
}


/* ============================================================
   Tables
   ============================================================ */

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.9rem;
}

thead {
  background: var(--header);
}

th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  font-weight: 600;
  color: var(--text);
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}

td {
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

tbody tr {
  transition: background-color 0.15s ease;
}

tbody tr:hover {
  background: var(--nav-active-bg);
}


/* ============================================================
   Search Box (in nav or header)
   ============================================================ */

.help-search {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

.help-search input {
  width: 100%;
  padding: 0.45rem 0.65rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  font-size: 0.85rem;
  outline: none;
  transition: border-color 0.2s ease;
}

.help-search input::placeholder {
  color: var(--text-secondary);
}

.help-search input:focus {
  border-color: var(--accent);
}


/* ============================================================
   Footer
   ============================================================ */

.help-footer {
  padding: 1.25rem 2.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: var(--header);
  flex-shrink: 0;
  transition: background-color 0.3s ease;
}

.help-footer a {
  color: var(--accent);
}

.help-footer .footer-brand {
  font-weight: 600;
}


/* ============================================================
   Utility Classes
   ============================================================ */

.text-accent { color: var(--accent); }
.text-secondary { color: var(--text-secondary); }
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.hidden { display: none !important; }


/* ============================================================
   Login Prompt (OAuth)
   ============================================================ */

.login-prompt {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg);
  padding: 1rem;
}

.login-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  max-width: 420px;
  width: 100%;
  text-align: center;
  box-shadow: 0 8px 32px var(--shadow);
}

.login-card h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 0.5rem;
  border: none;
  padding: 0;
}

.login-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.login-button {
  display: inline-block;
  padding: 0.65rem 1.5rem;
  background: var(--accent);
  color: var(--step-circle-text);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.login-button:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.login-button:active {
  transform: translateY(0);
}

.login-error {
  display: none;
  margin-top: 1rem;
  padding: 0.75rem;
  background: rgba(244, 67, 54, 0.12);
  border: 1px solid #f44336;
  border-radius: 6px;
  color: #f44336;
  font-size: 0.85rem;
}

/* Auth User Info in Sidebar */
.auth-user-info {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.auth-user-name {
  font-size: 0.8rem;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.auth-logout-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.auth-logout-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}


/* ============================================================
   Responsive: Tablet (< 960px)
   ============================================================ */

@media (max-width: 960px) {
  .nav-toggle {
    display: flex;
  }

  .help-nav {
    transform: translateX(-100%);
  }

  .help-nav.open {
    transform: translateX(0);
    box-shadow: 4px 0 20px var(--shadow);
  }

  .nav-overlay.active {
    display: block;
  }

  .help-main-wrapper {
    margin-left: 0;
  }

  .help-content {
    padding: 1.5rem 1.25rem;
  }

  .help-page-header {
    padding: 1.25rem 1.25rem 1.25rem 3.5rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   Responsive: Mobile (< 600px)
   ============================================================ */

@media (max-width: 600px) {
  html {
    font-size: 15px;
  }

  .help-content {
    padding: 1rem;
  }

  .help-page-header {
    padding: 1rem 1rem 1rem 3.25rem;
  }

  .help-page-header h1 {
    font-size: 1.35rem;
  }

  h2 { font-size: 1.25rem; }
  h3 { font-size: 1.05rem; }

  .step {
    padding-left: 3rem;
  }

  .step::before {
    width: 1.75rem;
    height: 1.75rem;
    font-size: 0.8rem;
    left: 0.6rem;
  }

  .shortcut-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  .shortcut-keys {
    min-width: auto;
  }

  .help-footer {
    padding: 1rem;
  }

  .mockup-container {
    padding: 0.75rem;
  }

  table {
    font-size: 0.8rem;
  }

  th, td {
    padding: 0.4rem 0.5rem;
  }
}


/* ============================================================
   Print Styles
   ============================================================ */

@media print {
  body {
    background: #FFFFFF !important;
    color: #000000 !important;
    font-size: 11pt;
  }

  .help-nav,
  .nav-toggle,
  .nav-overlay,
  .help-search {
    display: none !important;
  }

  .help-main-wrapper {
    margin-left: 0 !important;
  }

  .help-content {
    max-width: 100%;
    padding: 0;
  }

  .help-page-header {
    background: none !important;
    border-bottom: 2px solid #000 !important;
    padding-left: 0 !important;
  }

  .card {
    break-inside: avoid;
    box-shadow: none !important;
    border: 1px solid #CCC !important;
    background: #FFFFFF !important;
  }

  .card:hover {
    transform: none;
  }

  .callout {
    break-inside: avoid;
    border-left-width: 3px;
  }

  .step {
    break-inside: avoid;
    background: #FFFFFF !important;
    border: 1px solid #CCC !important;
  }

  .step::before {
    background: #333 !important;
    color: #FFF !important;
  }

  .kbd {
    background: #EEE !important;
    border: 1px solid #999 !important;
    color: #000 !important;
  }

  a {
    color: #000 !important;
    text-decoration: underline;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: #555;
  }

  .help-nav-list a[href]::after,
  .breadcrumb a[href]::after {
    content: none;
  }

  .mockup-container {
    background: #F8F8F8 !important;
    border: 1px solid #CCC !important;
  }

  .help-footer {
    background: none !important;
    border-top: 1px solid #CCC !important;
    color: #666 !important;
  }

  h2 {
    border-bottom-color: #CCC !important;
  }

  pre, code {
    background: #F4F4F4 !important;
    border-color: #CCC !important;
  }
}