/*
 * Contextify Landing Page Styles
 * Built on Bootstrap 5.3 with custom overrides
 *
 * COLOR SYSTEM
 * Canonical source: build/design/brand/colors.md
 * Consult that file before modifying any color tokens below.
 * Keep this file in sync with the specification.
 */

/* ==========================================================================
   Color System (Contextify Design System)
   ========================================================================== */
:root {
  /* Semantic Colors */
  --contextify-primary: #4A7BA7;
  --contextify-primary-hover: #3D6A94;
  --contextify-primary-light: #E8F0F7;
  --contextify-secondary: #9B8B7E;
  --contextify-success: #51A86B;
  --contextify-success-light: #E8F5EC;
  --contextify-warning: #D4A84E;
  --contextify-warning-light: #FDF6E8;
  --contextify-error: #C74E4E;
  --contextify-error-light: #FBEAEA;
  --contextify-info: #4A7BA7;
  --contextify-info-light: #E8F0F7;
  --contextify-accent: #7C68A8;

  /* Neutral Scale (Tailwind Slate) */
  --slate-50: #F8FAFC;
  --slate-100: #F1F5F9;
  --slate-200: #E2E8F0;
  --slate-300: #CBD5E1;
  --slate-400: #94A3B8;
  --slate-500: #64748B;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1E293B;
  --slate-900: #0F172A;
  --slate-950: #020617;

  /* Derived Tokens - Light Mode */
  --text-primary: var(--slate-800);
  --text-secondary: var(--slate-500);
  --text-tertiary: var(--slate-400);
  --text-disabled: var(--slate-300);
  --text-inverse: #FFFFFF;

  --bg-page: var(--slate-50);
  --bg-surface: #FFFFFF;
  --bg-muted: var(--slate-100);
  --bg-elevated: #FFFFFF;
  --bg-inverse: var(--slate-800);
  --bg-overlay: rgba(0, 0, 0, 0.5);

  --border-default: var(--slate-200);
  --border-subtle: var(--slate-100);
  --border-strong: var(--slate-300);
  --border-focus: var(--contextify-primary);

  --link-default: var(--contextify-primary);
  --link-hover: var(--contextify-primary-hover);
  --link-visited: var(--contextify-accent);
  --link-active: var(--contextify-primary-hover);

  /* Brand Colors */
  --brand-yellow: #F9B233;
  --brand-cyan: #4AC4E0;
  --brand-purple: #8B5CF6;
  --brand-gradient: linear-gradient(135deg, var(--brand-yellow) 0%, var(--brand-cyan) 50%, var(--brand-purple) 100%);

  /* Provider Colors */
  --provider-claude: #D97757;
  --provider-codex: #FFFFFF;
}

/* Dark Mode Tokens */
[data-bs-theme="dark"] {
  --contextify-primary: #6A9BC7;
  --contextify-primary-hover: #7AABDA;
  --contextify-primary-light: #1E3A52;
  --contextify-secondary: #B5A89D;
  --contextify-success: #6BC885;
  --contextify-success-light: #1A3028;
  --contextify-warning: #E4B85E;
  --contextify-warning-light: #3A3020;
  --contextify-error: #D76E6E;
  --contextify-error-light: #3A2020;
  --contextify-info: #6A9BC7;
  --contextify-info-light: #1A2838;
  --contextify-accent: #9C88C8;

  --text-primary: var(--slate-100);
  --text-secondary: var(--slate-400);
  --text-tertiary: var(--slate-500);
  --text-disabled: var(--slate-600);
  --text-inverse: var(--slate-900);

  --bg-page: var(--slate-900);
  --bg-surface: var(--slate-800);
  --bg-muted: var(--slate-700);
  --bg-elevated: var(--slate-700);
  --bg-inverse: var(--slate-100);
  --bg-overlay: rgba(0, 0, 0, 0.7);

  --border-default: var(--slate-700);
  --border-subtle: var(--slate-800);
  --border-strong: var(--slate-600);
  --border-focus: var(--contextify-primary);

  --link-hover: #8ABBDD;
  --link-visited: #9C88C8;
  --link-active: #7AABDA;
}

/* ==========================================================================
   Base / Body
   ========================================================================== */
body {
  background-color: var(--bg-page);
  color: var(--text-primary);
}

[data-bs-theme="dark"] body {
  background-color: var(--bg-page);
  color: var(--text-primary);
}

/* Override Bootstrap bg-white for dark mode */
[data-bs-theme="dark"] .bg-white {
  background-color: var(--slate-800) !important;
  color: var(--text-primary);
}

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  background-color: var(--bg-surface);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

[data-bs-theme="dark"] .navbar {
  background-color: var(--slate-900);
}

.navbar-brand {
  color: var(--contextify-primary) !important;
  font-weight: bold;
  font-size: 1.75rem;
}

[data-bs-theme="dark"] .navbar-brand {
  color: var(--slate-50) !important;
}

.navbar .btn-primary {
  background-color: var(--contextify-primary);
  border-color: var(--contextify-primary-hover);
  font-weight: 600;
}

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

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  background-color: var(--slate-900);
  /* Subtle brand gradient - scales infinitely, replaces problematic SVG swoopy */
  background-image:
    radial-gradient(ellipse 80% 50% at 70% 60%, rgba(74, 196, 224, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 30% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse 50% 30% at 90% 20%, rgba(249, 178, 51, 0.05) 0%, transparent 40%);
}

.hero-section h1 {
  font-size: 2.75rem;
  color: var(--slate-50);
  line-height: 1.2;
}

.hero-section .lead {
  font-size: 1.25rem;
  line-height: 1.75rem;
  color: var(--slate-100);
  opacity: 0.9;
}

.hero-section .btn-primary {
  background-color: var(--contextify-primary);
  border-color: var(--contextify-primary-hover);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
}

.hero-section .btn-primary:hover {
  background-color: var(--contextify-primary-hover);
  border-color: var(--contextify-primary-hover);
}

/* Screenshot with 3D perspective effect */
.screenshot-wrapper {
  display: flex;
  justify-content: center;
}

.screenshot {
  transform: perspective(1500px) rotateY(-10deg);
  border-radius: 0.5rem;
  box-shadow: rgba(0, 0, 0, 0.25) 0 25px 50px -12px;
  transition: transform 1s ease 0s;
  max-width: 420px;
  width: 100%;
}

.screenshot:hover {
  transform: perspective(3000px) rotateY(5deg);
}

/* Disable 3D effect on touch devices */
@media only screen and (hover: none) and (pointer: coarse) {
  .screenshot {
    transform: none;
    transition: none;
  }
  .screenshot:hover {
    transform: none;
  }
}

[data-bs-theme="dark"] .screenshot {
  box-shadow: 0 2px 0 #000, 0 2px 5px #000;
}

/* ==========================================================================
   Brand Gradient Divider
   ========================================================================== */
.brand-divider {
  height: 4px;
  background: var(--brand-gradient);
}

/* ==========================================================================
   Card Styles & Hover Effects
   ========================================================================== */
.card-hover {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-hover:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px -5px rgba(0, 0, 0, 0.1), 0 4px 10px -5px rgba(0, 0, 0, 0.04);
}

/* ==========================================================================
   Statement Section
   ========================================================================== */
.statement-section {
  padding: 4rem 0;
  background-color: var(--bg-page);
}

[data-bs-theme="dark"] .statement-section {
  background-color: var(--slate-800);
}

.statement-text {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

[data-bs-theme="dark"] .statement-text {
  color: var(--slate-100);
}

.statement-subtext {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

[data-bs-theme="dark"] .statement-subtext {
  color: var(--slate-400);
}

.logo-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.company-logo {
  height: 28px;
  opacity: 0.5;
  filter: grayscale(100%);
  transition: opacity 0.2s ease, filter 0.2s ease;
}

.company-logo:hover {
  opacity: 0.8;
  filter: grayscale(0%);
}

[data-bs-theme="dark"] .company-logo {
  filter: grayscale(100%) invert(1);
}

[data-bs-theme="dark"] .company-logo:hover {
  filter: grayscale(0%) invert(1);
}

/* ==========================================================================
   Feature Sections
   ========================================================================== */
.feature-section {
  padding: 5rem 0;
  background-color: var(--bg-surface);
}

.feature-section-alt {
  background-color: var(--bg-page);
}

[data-bs-theme="dark"] .feature-section {
  background-color: var(--slate-900);
}

[data-bs-theme="dark"] .feature-section-alt {
  background-color: var(--slate-800);
}

.feature-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  line-height: 1.2;
}

[data-bs-theme="dark"] .feature-title {
  color: var(--slate-50);
}

.feature-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 0;
}

[data-bs-theme="dark"] .feature-description {
  color: var(--slate-400);
}

.feature-image {
  width: 100%;
  max-width: 480px;
  border-radius: 12px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
  transition: transform 0.2s ease;
}

.feature-image:hover {
  transform: scale(1.02);
}

[data-bs-theme="dark"] .feature-image {
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
}

.feature-image-transparent {
  width: 100%;
  max-width: 540px;
  transition: transform 0.2s ease;
}

.feature-image-transparent:hover {
  transform: scale(1.02);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 9999;
  cursor: zoom-out;
  align-items: center;
  justify-content: center;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 8px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

/* ==========================================================================
   Download Section
   ========================================================================== */
#download {
  background-color: var(--slate-900);
}

[data-bs-theme="dark"] #download {
  background-color: var(--slate-950);
}

.download-card {
  padding: 3rem 2rem;
}

.download-card h2 {
  color: var(--slate-50);
}

.download-card p {
  color: var(--slate-300);
}

.download-card .btn-primary {
  background-color: var(--contextify-primary);
  border-color: var(--contextify-primary);
  padding: 0.875rem 2rem;
  font-weight: 600;
}

.download-card .btn-primary:hover {
  background-color: var(--contextify-primary-hover);
  border-color: var(--contextify-primary-hover);
}

.download-card .text-body-secondary {
  color: var(--slate-400) !important;
}

.download-options {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.app-store-badge {
  display: inline-block;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.app-store-badge:hover {
  transform: scale(1.05);
  opacity: 0.9;
}

/* App Store badge: show light-bg version by default, dark-bg version in dark mode */
.badge-dark-bg {
  display: none;
}

[data-bs-theme="dark"] .badge-light-bg {
  display: none;
}

[data-bs-theme="dark"] .badge-dark-bg {
  display: inline;
}

.download-divider {
  color: var(--slate-500);
  font-size: 0.875rem;
}

.dmg-download {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  height: 48px;
  padding: 0 1.5rem;
  background: linear-gradient(135deg, var(--contextify-primary) 0%, var(--contextify-secondary) 100%);
  border-radius: 8px;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  box-shadow: 0 4px 15px -3px rgba(217, 119, 87, 0.4);
}

.dmg-download::before {
  content: "↓";
  font-size: 1.1rem;
  font-weight: 700;
}

.dmg-download:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px -3px rgba(217, 119, 87, 0.5);
  color: #fff;
}

/* ==========================================================================
   Download Page
   ========================================================================== */
.download-hero {
  background-color: var(--bg-page);
}

[data-bs-theme="dark"] .download-hero {
  background-color: var(--slate-900);
}

.download-option-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: 16px;
  padding: 2rem;
  height: 100%;
}

[data-bs-theme="dark"] .download-option-card {
  background-color: var(--slate-800);
  border-color: var(--slate-700);
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-list li {
  padding: 0.5rem 0 0.5rem 1.75rem;
  position: relative;
  font-size: 0.95rem;
}

.feature-list li.pro::before {
  content: "+";
  position: absolute;
  left: 0;
  color: var(--contextify-primary);
  font-weight: 700;
}

.feature-list li.con::before {
  content: "~";
  position: absolute;
  left: 0;
  color: var(--slate-500);
  font-weight: 700;
}

.comparison-section {
  background-color: var(--bg-surface);
}

[data-bs-theme="dark"] .comparison-section {
  background-color: var(--slate-800);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-page);
  border-radius: 12px;
  overflow: hidden;
}

[data-bs-theme="dark"] .comparison-table {
  background-color: var(--slate-900);
}

.comparison-table th,
.comparison-table td {
  padding: 1rem 1.5rem;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.comparison-table th {
  background-color: var(--bg-surface);
  font-weight: 600;
  color: var(--text-primary);
}

[data-bs-theme="dark"] .comparison-table th {
  background-color: var(--slate-800);
}

.comparison-table td {
  color: var(--text-secondary);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.recommendation-section {
  background-color: var(--bg-page);
}

[data-bs-theme="dark"] .recommendation-section {
  background-color: var(--slate-900);
}

.recommendation-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: 12px;
  padding: 1.5rem;
  height: 100%;
}

[data-bs-theme="dark"] .recommendation-card {
  background-color: var(--slate-800);
  border-color: var(--slate-700);
}

.recommendation-card ul {
  padding-left: 1.25rem;
  margin-bottom: 0;
}

.recommendation-card li {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

.requirements-section {
  background-color: var(--bg-surface);
}

[data-bs-theme="dark"] .requirements-section {
  background-color: var(--slate-800);
}

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
  background-color: var(--slate-900) !important;
  padding: 3rem 0;
}

footer a {
  color: var(--slate-100);
  text-decoration: none;
}

footer a:hover {
  color: var(--contextify-primary);
}

.footer-brand {
  color: var(--slate-50);
}

/* ==========================================================================
   Responsive Adjustments
   ========================================================================== */
@media (max-width: 991.98px) {
  /* Gradient scales well on mobile, no need to hide */

  .screenshot-wrapper {
    padding: 0 1rem;
  }

  .hero-section h1 {
    font-size: 2rem;
  }
}

@media (max-width: 767.98px) {
  #download {
    margin: 0 1rem;
  }
}

/* ==========================================================================
   Typography Scale
   ========================================================================== */
@media (min-width: 992px) {
  .hero-section h1 {
    font-size: 3rem;
  }

  #features li {
    font-size: 1.25rem;
  }
}

/* ==========================================================================
   Page Content (Privacy, Terms, Support)
   ========================================================================== */
[data-bs-theme="dark"] .page-content.bg-white {
  background-color: var(--bg-surface) !important;
}

.page-content h1 {
  font-size: 2.25rem;
  font-weight: 700;
}

.page-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: var(--contextify-primary);
}

[data-bs-theme="dark"] .page-content h2 {
  color: var(--contextify-primary);
}

.page-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.page-content p {
  margin-bottom: 1rem;
}

.page-content ul {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

.page-content li {
  margin-bottom: 0.5rem;
}

.page-content code {
  background-color: var(--bg-muted);
  padding: 0.125rem 0.375rem;
  border-radius: 0.25rem;
  font-size: 0.875em;
}

[data-bs-theme="dark"] .page-content code {
  background-color: var(--bg-muted);
}

.page-content a {
  color: var(--link-default);
}

[data-bs-theme="dark"] .page-content a {
  color: var(--link-default);
}

.page-content a:hover {
  color: var(--link-hover);
}

[data-bs-theme="dark"] .page-content a:hover {
  color: var(--link-hover);
}