/* ==========================================================================
   WindSkills Design System — Dark Luxury Glassmorphism
   ========================================================================== */
:root {
  --bg-dark: #07090e;
  --bg-card: rgba(14, 20, 33, 0.75);
  --bg-card-hover: rgba(22, 31, 52, 0.9);
  --cyan-primary: #00f2fe;
  --cyan-glow: rgba(0, 242, 254, 0.35);
  --magenta-primary: #f72585;
  --purple-primary: #7928ca;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-cyan: rgba(0, 242, 254, 0.3);
  --shadow-card: 0 20px 40px -15px rgba(0, 0, 0, 0.7);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
}

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

html {
  scroll-behavior: smooth;
}

body.dark-theme {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-center {
  text-align: center;
}

.gradient-text {
  background: linear-gradient(135deg, #00f2fe 0%, #4facfe 50%, #f72585 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.accent-cyan {
  color: var(--cyan-primary);
}

.section-tag {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--cyan-primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin: 0 0 16px 0;
}

.section-subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 48px auto;
}

/* Ambient Glow Blobs */
.ambient-glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  opacity: 0.18;
  z-index: 0;
}

.cyan-glow {
  top: -100px;
  left: 10%;
  background: var(--cyan-primary);
}

.purple-glow {
  top: 100px;
  right: 5%;
  background: var(--purple-primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  border-radius: 9999px;
  text-decoration: none;
  transition: all 0.25s ease;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary-sm {
  background: linear-gradient(135deg, #00f2fe, #4facfe);
  color: #050811;
  padding: 8px 18px;
  font-size: 14px;
}
.btn-primary-sm:hover {
  box-shadow: 0 0 20px var(--cyan-glow);
  transform: translateY(-1px);
}

.btn-secondary-sm {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
  padding: 8px 16px;
  font-size: 14px;
}
.btn-secondary-sm:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-primary-lg {
  background: linear-gradient(135deg, #00f2fe, #00c0fa);
  color: #050811;
  padding: 16px 32px;
  font-size: 16px;
  font-weight: 700;
  box-shadow: 0 10px 30px var(--cyan-glow);
}
.btn-primary-lg:hover {
  box-shadow: 0 14px 40px rgba(0, 242, 254, 0.55);
  transform: translateY(-2px);
}

.btn-outline-lg {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 16px 30px;
  font-size: 16px;
  font-weight: 600;
}
.btn-outline-lg:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.btn-secondary-lg {
  background: rgba(247, 37, 133, 0.12);
  color: #ff5ba8;
  border: 1px solid rgba(247, 37, 133, 0.3);
  padding: 16px 30px;
  font-size: 16px;
  font-weight: 700;
}
.btn-secondary-lg:hover {
  background: rgba(247, 37, 133, 0.22);
  box-shadow: 0 8px 25px rgba(247, 37, 133, 0.3);
  transform: translateY(-2px);
}

/* ==========================================================================
   1. Header
   ========================================================================== */
.glass-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-glass);
  padding: 16px 0;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.logo-gem {
  color: var(--cyan-primary);
  font-size: 20px;
  filter: drop-shadow(0 0 8px var(--cyan-glow));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--cyan-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ==========================================================================
   2. Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 80px 0 100px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
  position: relative;
  z-index: 1;
}

.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--border-cyan);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--cyan-primary);
  margin-bottom: 24px;
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan-primary);
  box-shadow: 0 0 8px var(--cyan-primary);
}

.hero-title {
  font-size: 52px;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -1.2px;
  margin: 0 0 20px 0;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 0 36px 0;
  max-width: 580px;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.hero-guarantees {
  display: flex;
  gap: 20px;
  font-size: 13px;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-card-3d {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 12px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--border-cyan);
  box-shadow: 0 30px 60px -20px rgba(0, 242, 254, 0.25), var(--shadow-card);
}

.hero-cover-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 460px;
  border-radius: var(--radius-md);
}

.floating-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(10, 14, 24, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
  padding: 10px 16px;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.floating-badge strong {
  display: block;
  font-size: 13px;
  color: var(--text-primary);
}

.floating-badge span {
  font-size: 11px;
  color: var(--text-muted);
}

.badge-top-right {
  top: -16px;
  right: -16px;
  border-color: var(--cyan-primary);
}

.badge-bottom-left {
  bottom: -16px;
  left: -16px;
  border-color: rgba(247, 37, 133, 0.5);
}

/* ==========================================================================
   3. Ecosystem Compatibility
   ========================================================================== */
.ecosystem-section {
  padding: 50px 0;
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
  background: rgba(255, 255, 255, 0.01);
}

.agent-badges-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.agent-badge-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: all 0.25s ease;
}
.agent-badge-card:hover {
  border-color: var(--border-cyan);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
}

.agent-icon {
  font-size: 26px;
  margin-bottom: 4px;
}

.agent-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.agent-desc {
  font-size: 12px;
  color: var(--text-muted);
}

/* ==========================================================================
   4. Flagship Suite Spotlight ($49.99 Bundle)
   ========================================================================== */
.flagship-section {
  padding: 90px 0;
}

.flagship-card {
  background: linear-gradient(145deg, rgba(14, 22, 38, 0.95), rgba(8, 12, 20, 0.95));
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: 0 25px 60px -15px rgba(0, 242, 254, 0.2), var(--shadow-card);
}

.flagship-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 40px auto;
}

.flagship-badge {
  display: inline-block;
  background: rgba(247, 37, 133, 0.12);
  border: 1px solid rgba(247, 37, 133, 0.4);
  color: #ff5ba8;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1.5px;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.flagship-title {
  font-size: 36px;
  font-weight: 900;
  letter-spacing: -0.5px;
  margin: 0 0 14px 0;
}

.flagship-desc {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.flagship-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}

.flagship-visual {
  display: flex;
  justify-content: center;
}

.flagship-img {
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-md);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
}

.price-box {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 24px;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 6px;
}

.current-price {
  font-size: 42px;
  font-weight: 900;
  color: var(--cyan-primary);
}

.original-price {
  font-size: 20px;
  color: var(--text-muted);
  text-decoration: line-through;
}

.save-pill {
  background: rgba(0, 242, 254, 0.15);
  color: var(--cyan-primary);
  font-size: 12px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 999px;
}

.price-note {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}

.skills-included-list {
  list-style: none;
  padding: 0;
  margin: 0 0 32px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
}

.skills-included-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.skills-included-list .chk {
  color: var(--cyan-primary);
  font-weight: bold;
}

.flagship-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   5. Individual Skills Catalog ($19.99 Cards)
   ========================================================================== */
.catalog-section {
  padding: 90px 0;
  background: rgba(255, 255, 255, 0.005);
  border-top: 1px solid var(--border-glass);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.28s ease;
  box-shadow: var(--shadow-card);
}
.skill-card:hover {
  border-color: var(--border-cyan);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

.card-img-wrap {
  position: relative;
  overflow: hidden;
  background: #0d121c;
}

.card-img-wrap img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}
.skill-card:hover .card-img-wrap img {
  transform: scale(1.03);
}

.card-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(7, 9, 14, 0.85);
  color: var(--cyan-primary);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(0, 242, 254, 0.3);
}

.card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-code {
  font-size: 11px;
  font-family: monospace;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.card-title {
  font-size: 19px;
  font-weight: 800;
  margin: 0 0 10px 0;
  color: var(--text-primary);
}

.card-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0 0 20px 0;
  flex-grow: 1;
}

.card-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-price {
  font-size: 22px;
  font-weight: 800;
  color: var(--cyan-primary);
}

.card-price span {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
}

.card-actions {
  display: flex;
  gap: 8px;
}

.btn-card-primary {
  background: rgba(0, 242, 254, 0.12);
  color: var(--cyan-primary);
  border: 1px solid rgba(0, 242, 254, 0.3);
  padding: 7px 13px;
  font-size: 12.5px;
  font-weight: 700;
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.2s;
}
.btn-card-primary:hover {
  background: var(--cyan-primary);
  color: #050811;
}

.btn-card-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  border: 1px solid var(--border-glass);
  padding: 7px 11px;
  font-size: 12.5px;
  font-weight: 600;
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.2s;
}
.btn-card-secondary:hover {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
}

/* ==========================================================================
   6. Safeguards & Engineering
   ========================================================================== */
.safeguards-section {
  padding: 90px 0;
  border-top: 1px solid var(--border-glass);
}

.safeguards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.safeguard-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: all 0.25s;
}
.safeguard-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.safeguard-icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.safeguard-title {
  font-size: 20px;
  font-weight: 800;
  margin: 0 0 12px 0;
  color: var(--text-primary);
}

.safeguard-desc {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ==========================================================================
   7. FAQ Section
   ========================================================================== */
.faq-section {
  padding: 90px 0;
  border-top: 1px solid var(--border-glass);
  background: rgba(255, 255, 255, 0.01);
}

.faq-wrap {
  max-width: 820px;
}

.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  cursor: pointer;
  transition: border-color 0.2s;
}
.faq-item[open] {
  border-color: var(--border-cyan);
}

.faq-question {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  outline: none;
  list-style: none;
  position: relative;
  padding-right: 28px;
}
.faq-question::-webkit-details-marker {
  display: none;
}
.faq-question::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 0;
  font-size: 20px;
  color: var(--cyan-primary);
  transition: transform 0.2s;
}
.faq-item[open] .faq-question::after {
  content: "−";
}

.faq-answer {
  padding-top: 14px;
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}
.faq-answer p {
  margin: 0;
}
.faq-answer a {
  color: var(--cyan-primary);
  text-decoration: underline;
}

/* ==========================================================================
   8. Footer
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-glass);
  background: #05070a;
  padding: 64px 0 0 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand .brand-logo {
  margin-bottom: 14px;
}

.footer-tagline {
  font-size: 14px;
  color: var(--text-secondary);
  max-width: 380px;
  margin: 0 0 12px 0;
}

.footer-credit {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}

.footer-links-col h4 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-primary);
  margin: 0 0 16px 0;
}

.footer-links-col a {
  display: block;
  font-size: 13.5px;
  color: var(--text-muted);
  text-decoration: none;
  margin-bottom: 10px;
  transition: color 0.2s;
}
.footer-links-col a:hover {
  color: var(--cyan-primary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 20px 0;
  font-size: 12.5px;
  color: var(--text-muted);
}

.bottom-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.bottom-wrap p {
  margin: 0;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-subtitle {
    margin: 0 auto 36px auto;
  }
  .hero-ctas {
    justify-content: center;
  }
  .hero-guarantees {
    justify-content: center;
  }
  .flagship-grid {
    grid-template-columns: 1fr;
  }
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .agent-badges-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 36px;
  }
  .skills-grid {
    grid-template-columns: 1fr;
  }
  .safeguards-grid {
    grid-template-columns: 1fr;
  }
  .agent-badges-grid {
    grid-template-columns: 1fr 1fr;
  }
  .nav-links {
    display: none;
  }
  .footer-content {
    grid-template-columns: 1fr;
  }
  .bottom-wrap {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}