/* ============================================
   Rouse — Static Site Design System
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --color-bg: #000000;
  --color-accent: #FF9500;
  --color-accent-hover: #FFa733;
  --color-text: #FFFFFF;
  --color-text-secondary: rgba(255, 255, 255, 0.6);
  --color-text-tertiary: rgba(255, 255, 255, 0.4);
  --color-glass-bg: rgba(255, 255, 255, 0.06);
  --color-glass-border: rgba(255, 255, 255, 0.1);
  --color-glass-hover: rgba(255, 255, 255, 0.1);
  --font-stack: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', system-ui, sans-serif;
  --max-width: 1200px;
  --nav-height: 64px;
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-stack);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

/* --- Screen Reader Only --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Skip to Content (a11y) --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--color-accent);
  color: var(--color-bg);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 10000;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 1rem;
  color: var(--color-bg);
}

/* --- Focus Styles --- */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Navigation --- */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-glass-border);
  height: var(--nav-height);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 0;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.nav-logo picture {
  display: inline-flex;
  align-items: center;
  margin: 0 -0.02em;
}

.nav-logo img {
  width: 1.1em;
  height: 1.1em;
  border-radius: 50%;
  vertical-align: middle;
  position: relative;
  top: -0.03em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  background: var(--color-accent);
  color: var(--color-bg) !important;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background var(--transition), transform var(--transition);
}

.nav-cta:hover {
  background: var(--color-accent-hover);
  color: var(--color-bg) !important;
  transform: translateY(-1px);
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.nav-mobile {
  display: none;
  position: absolute;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-glass-border);
  padding: 1rem 1.5rem 1.5rem;
  flex-direction: column;
  gap: 0.5rem;
}

.nav-mobile.open {
  display: flex;
}

.nav-mobile a {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  font-weight: 500;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-glass-border);
  transition: color var(--transition);
}

.nav-mobile a:last-child {
  border-bottom: none;
}

.nav-mobile a:hover {
  color: var(--color-text);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  padding: 6rem 0 4rem;
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(255, 149, 0, 0.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.25rem;
}

.hero h1 .accent {
  color: var(--color-accent);
}

.hero .subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-secondary);
  max-width: 640px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}

/* --- Buttons --- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 2rem;
  background: linear-gradient(135deg, var(--color-accent), #E08600);
  color: var(--color-bg);
  font-size: 1.1rem;
  font-weight: 700;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 149, 0, 0.3);
  color: var(--color-bg);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--color-glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border);
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 600;
  border-radius: 100px;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  text-decoration: none;
}

.btn-secondary:hover {
  background: var(--color-glass-hover);
  transform: translateY(-1px);
  color: var(--color-text);
}

/* --- Section --- */
.section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* --- Glass Card --- */
.glass-card {
  background: var(--color-glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: background var(--transition), transform var(--transition);
}

.glass-card:hover {
  background: var(--color-glass-hover);
}

/* --- Features Grid --- */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.feature-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 149, 0, 0.15);
  border-radius: var(--radius-sm);
  font-size: 1.4rem;
  flex-shrink: 0;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* --- Stats / Highlights --- */
.stats-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--color-glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border);
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
}

.stat-pill .stat-icon {
  color: var(--color-accent);
}

.trust-text {
  text-align: center;
  color: var(--color-text-tertiary);
  font-size: 0.9rem;
}

/* --- Comparison Table --- */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.comparison-table th,
.comparison-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-glass-border);
}

.comparison-table th {
  font-weight: 600;
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.comparison-table th:nth-child(2) {
  color: var(--color-accent);
}

.comparison-table td:first-child {
  font-weight: 500;
}

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

.comparison-table .check {
  color: var(--color-accent);
  font-weight: 700;
  font-size: 1.1rem;
}

.comparison-table .cross {
  color: #FF453A;
  font-weight: 700;
  font-size: 1.1rem;
}

.comparison-table .maybe {
  color: var(--color-text-tertiary);
  font-weight: 700;
  font-size: 1.1rem;
}

/* --- Pricing --- */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  max-width: 900px;
  margin: 0 auto;
}

.pricing-card {
  position: relative;
  text-align: center;
  padding: 2.5rem 2rem;
}

.pricing-card.featured {
  border-color: var(--color-accent);
  background: rgba(255, 149, 0, 0.06);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: var(--color-bg);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 1rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.pricing-amount {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.25rem;
}

.pricing-period {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.pricing-features {
  text-align: left;
  margin-bottom: 2rem;
}

.pricing-features li {
  padding: 0.4rem 0;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pricing-features li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-free {
  text-align: center;
  margin-top: 2rem;
  padding: 1.5rem;
}

.pricing-free p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--color-glass-border);
  padding: 3rem 0 2rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.footer-brand .nav-logo {
  margin-bottom: 0.75rem;
}

.footer-brand p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  max-width: 300px;
}

.footer-links-group {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-tertiary);
  margin-bottom: 0.75rem;
}

.footer-col a {
  display: block;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  padding: 0.25rem 0;
}

.footer-col a:hover {
  color: var(--color-text);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-glass-border);
}

.footer-bottom p {
  color: var(--color-text-tertiary);
  font-size: 0.85rem;
}

.footer-bottom a {
  color: var(--color-text-tertiary);
  font-size: 0.85rem;
}

/* --- Breadcrumb --- */
.breadcrumb {
  padding-top: 1.25rem;
  font-size: 0.85rem;
  color: var(--color-text-tertiary);
}

.breadcrumb a {
  color: var(--color-text-secondary);
}

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

.breadcrumb span[aria-hidden] {
  margin: 0 0.4rem;
}

/* --- FAQ / Support Page --- */
.support-hero {
  padding: 4rem 0 2rem;
}

.support-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.support-hero p {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
}

/* Search */
.faq-search {
  max-width: 500px;
  margin: 2rem auto 3rem;
}

.faq-search-input {
  width: 100%;
  padding: 1rem 1.5rem;
  background: var(--color-glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border);
  border-radius: 100px;
  color: var(--color-text);
  font-family: var(--font-stack);
  font-size: 1rem;
  transition: border-color var(--transition);
}

.faq-search-input::placeholder {
  color: var(--color-text-tertiary);
}

.faq-search-input:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* FAQ Sections */
.faq-section {
  margin-bottom: 2.5rem;
}

.faq-section-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-glass-border);
}

/* FAQ Item / Accordion */
.faq-item {
  border-bottom: 1px solid var(--color-glass-border);
}

.faq-item.hidden {
  display: none;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  background: none;
  border: none;
  color: var(--color-text);
  font-family: var(--font-stack);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--color-accent);
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-text-secondary);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq-item.open .faq-question::after {
  content: '−';
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition);
}

.faq-answer-inner {
  padding: 0 0 1.25rem;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-answer-inner a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.faq-no-results {
  text-align: center;
  padding: 3rem 0;
  color: var(--color-text-tertiary);
  font-size: 1.1rem;
  display: none;
}

.faq-no-results.visible {
  display: block;
}

/* --- Legal Pages --- */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 0 5rem;
}

.legal-content h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}

.legal-content .updated {
  color: var(--color-text-tertiary);
  font-size: 0.9rem;
  margin-bottom: 2.5rem;
}

.legal-content h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

.legal-content p,
.legal-content ul,
.legal-content ol {
  color: var(--color-text-secondary);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.legal-content ul,
.legal-content ol {
  padding-left: 1.5rem;
}

.legal-content ul {
  list-style: disc;
}

.legal-content ol {
  list-style: decimal;
}

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

.legal-content a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive: Tablet (768px) --- */
@media (min-width: 768px) {
  .hero {
    padding: 8rem 0 5rem;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-top {
    flex-direction: row;
    justify-content: space-between;
  }

  .footer-links-group {
    gap: 3rem;
  }
}

/* --- Responsive: Desktop (1024px) --- */
@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero {
    padding: 10rem 0 6rem;
  }
}

/* --- Mobile Nav --- */
@media (max-width: 767px) {
  .nav-links {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .pricing-card {
    padding: 2rem 1.5rem;
  }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .fade-in {
    opacity: 1;
    transform: none;
  }
}