/* === BASE STYLES === */:root {
  --primary: #0a0e1a;
  --secondary: #0d1528;
  --surface: #111827;
  --surface-raised: #1a2236;
  --surface-card: #151d2e;
  --accent: #00e5ff;
  --accent-glow: rgba(0, 229, 255, 0.35);
  --accent-secondary: #0066ff;
  --accent-gradient: linear-gradient(135deg, #00e5ff 0%, #0066ff 100%);
  --gold: #ffd700;
  --gold-soft: #ffb800;
  --text-primary: #f0f4ff;
  --text-secondary: #8a9bc4;
  --text-muted: #5a6a8a;
  --border-subtle: rgba(0, 229, 255, 0.12);
  --border-card: rgba(0, 229, 255, 0.18);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 0 30px rgba(0, 229, 255, 0.25);
  --shadow-btn: 0 4px 20px rgba(0, 229, 255, 0.4);
  --radius-card: 16px;
  --radius-btn: 10px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  overflow-x: hidden;
  max-width: 100vw;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--primary);
  color: var(--text-primary);
  line-height: 1.7;
  font-size: 16px;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3, h4 {
  font-family: 'Rajdhani', 'Inter', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h2 {
  font-size: clamp(26px, 4vw, 40px);
  margin-bottom: 24px;
  position: relative;
}

h2::after {
  content: '';
  display: block;
  width: 56px;
  height: 3px;
  background: var(--accent-gradient);
  border-radius: 2px;
  margin-top: 12px;
}

h3 { font-size: clamp(18px, 2.5vw, 22px); margin-bottom: 12px; }
p { margin-bottom: 16px; color: var(--text-primary); }
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: #fff; text-decoration: underline; }
ul, ol { padding-left: 0; list-style: none; }
strong { color: var(--accent); font-weight: 700; }

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  background: var(--accent-gradient);
  color: #000 !important;
  font-weight: 800;
  font-size: 15px;
  border-radius: var(--radius-btn);
  border: none;
  cursor: pointer;
  text-decoration: none !important;
  box-shadow: var(--shadow-btn);
  transition: var(--transition);
  white-space: nowrap;
  letter-spacing: 0.3px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 229, 255, 0.55);
  color: #000 !important;
}

.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 28px;
  background: transparent;
  color: var(--accent) !important;
  font-weight: 700;
  font-size: 15px;
  border-radius: var(--radius-btn);
  border: 2px solid var(--accent);
  cursor: pointer;
  text-decoration: none !important;
  transition: var(--transition);
  letter-spacing: 0.3px;
}

.btn-secondary:hover {
  background: rgba(0, 229, 255, 0.1);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
  color: var(--accent) !important;
}

/* Cards */
.card {
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  transition: var(--transition);
  box-shadow: var(--shadow-card);
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.card h3 {
  color: var(--accent);
  margin-bottom: 8px;
  font-size: 18px;
}

.card p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 0;
}

/* Images */
.content-image {
  margin: 28px 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.content-image img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 480px;
  object-fit: cover;
  border-radius: var(--radius-card);
}

.content-image figcaption {
  font-size: 13px;
  color: var(--text-muted);
  padding: 8px 12px;
  text-align: center;
}

/* Highlight box */
.highlight-box {
  background: rgba(0, 229, 255, 0.07);
  border: 1px solid var(--border-card);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-card);
  padding: 22px 24px;
  margin: 24px 0;
}

.highlight-box p { margin-bottom: 8px; }
.highlight-box p:last-child { margin-bottom: 0; }

/* Checklist */
.checklist {
  list-style: none;
  padding: 0;
  margin: 16px 0;
}

.checklist li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 10px;
  color: var(--text-primary);
  font-size: 15px;
}

.checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  width: 16px;
  height: 16px;
  background: var(--accent-gradient);
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23000'%3E%3Cpath d='M6.5 11.5L3 8l1.4-1.4L6.5 8.7l5.1-5.1L13 5z'/%3E%3C/svg%3E");
  background-size: cover;
}

/* Steps list */
.steps-list { padding: 0; margin: 20px 0; counter-reset: steps; }

.timeline-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  background: var(--surface-raised);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  margin-bottom: 10px;
  counter-increment: steps;
  transition: var(--transition);
}

.timeline-item::before {
  content: counter(steps);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  background: var(--accent-gradient);
  color: #000;
  font-weight: 800;
  font-size: 15px;
  border-radius: 50%;
  flex-shrink: 0;
}

.timeline-item:hover {
  border-color: var(--accent);
  background: var(--surface-card);
}

.step-label { color: var(--text-primary); font-weight: 500; }

/* Feature list */
.feature-list { padding: 0; margin: 16px 0; }

.feature-list li {
  position: relative;
  padding: 12px 16px 12px 44px;
  margin-bottom: 8px;
  background: var(--surface-raised);
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 15px;
  transition: var(--transition);
}

.feature-list li::before {
  content: '→';
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent);
  font-weight: 700;
}

.feature-list li:hover { border-color: var(--accent); background: var(--surface-card); }

/* Highlight list */
.highlight-list { padding: 0; margin: 16px 0; }

.highlight-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 12px;
  color: var(--text-primary);
  font-size: 15px;
}

.highlight-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent);
}

/* Feature definition list */
dl.feature-list { padding: 0; margin: 0; }

dl.feature-list dt {
  color: var(--accent);
  font-weight: 700;
  font-size: 16px;
  margin-top: 16px;
  margin-bottom: 4px;
}

dl.feature-list dd {
  color: var(--text-secondary);
  font-size: 15px;
  padding-left: 16px;
  margin-bottom: 0;
  border-left: 2px solid var(--border-subtle);
}

/* Table */
.table-responsive { overflow-x: auto; border-radius: var(--radius-card); }

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

.comparison-table thead tr {
  background: linear-gradient(90deg, rgba(0,229,255,0.15) 0%, rgba(0,102,255,0.15) 100%);
}

.comparison-table th {
  padding: 14px 20px;
  text-align: left;
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-bottom: 2px solid var(--border-card);
}

.comparison-table td {
  padding: 14px 20px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

.comparison-table tbody tr { transition: var(--transition); }

.comparison-table tbody tr:hover {
  background: rgba(0, 229, 255, 0.05);
}

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

/* Section spacing */
section { padding: 70px 0; }

section:nth-child(even) { background: var(--secondary); }

/* Info card */
.info-card {
  background: var(--surface-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-card);
  padding: 28px 32px;
  box-shadow: var(--shadow-card);
}

.info-card p:last-child { margin-bottom: 0; }

/* Cards grid */
.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
  margin: 28px 0;
}

/* === LAYOUT STYLES === */
#site-header,
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 14, 26, 0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
  flex-wrap: nowrap;
}

.logo a {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.logo-text {
  font-family: 'Rajdhani', sans-serif;
  font-size: 22px;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  cursor: pointer;
  padding: 10px;
  transition: var(--transition);
  flex-shrink: 0;
  order: 2;
}

.hamburger:hover { border-color: var(--accent); }

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Main nav */
.main-nav { display: flex; align-items: center; }

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list li a {
  display: block;
  padding: 8px 16px;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 15px;
  border-radius: 8px;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.nav-list li a:hover {
  color: var(--accent);
  background: rgba(0, 229, 255, 0.07);
  text-decoration: none;
}

.cta-button { flex-shrink: 0; }

/* Footer */
.site-footer {
  background: var(--secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 40px 0;
}

.footer-nav { margin-bottom: 24px; }

.footer-nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav-list li a {
  color: var(--text-secondary);
  font-size: 14px;
  text-decoration: none;
  transition: var(--transition);
}

.footer-nav-list li a:hover { color: var(--accent); }

.footer-disclaimer {
  border-top: 1px solid var(--border-subtle);
  padding-top: 20px;
}

.footer-disclaimer p {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 6px;
  line-height: 1.6;
}

.footer-disclaimer p:last-child { margin-bottom: 0; }

/* Responsive header */
@media (max-width: 767px) {
  .hamburger { display: flex; }

  .header-inner {
    flex-wrap: wrap;
    padding: 12px 0;
    gap: 12px;
  }

  .logo { flex: 1; }

  .main-nav {
    display: none;
    width: 100%;
    order: 3;
  }

  .main-nav.is-open { display: flex; flex-direction: column; align-items: stretch; }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    padding: 10px 0;
    border-top: 1px solid var(--border-subtle);
  }

  .nav-list li a { padding: 12px 16px; font-size: 16px; }

  .cta-button.btn-primary {
    width: 100%;
    order: 4;
    max-width: none;
    margin-top: 4px;
    padding: 13px 20px;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}

@media (min-width: 768px) {
  .hamburger { display: none !important; }
  .main-nav { display: flex !important; }
  .cta-button.btn-primary { max-width: 200px; }
}

@media (max-width: 767px) {
  .hamburger { display: flex; }

  .header-inner {
    flex-wrap: wrap;
    padding: 12px 0;
    gap: 12px;
  }

  .logo { flex: 1; }

  .main-nav {
    display: none;
    width: 100%;
    order: 3;
  }

  .main-nav.is-open { display: flex; flex-direction: column; align-items: stretch; }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    padding: 10px 0;
    border-top: 1px solid var(--border-subtle);
  }

  .nav-list li a { padding: 12px 16px; font-size: 16px; }

  .cta-button.btn-primary {
    width: 100%;
    order: 4;
    max-width: none;
    margin-top: 4px;
    padding: 13px 20px;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}

@media (min-width: 768px) {
  .hamburger { display: none !important; }
  .main-nav { display: flex !important; }
  .cta-button.btn-primary { max-width: 200px; }
}