/* ==============================================================================
   MOONKING VAULT — LANDING PAGE DESIGN SYSTEM (MOONKING LABS DNA)
   ============================================================================== */

:root {
  --color-bg-dark: #07080a;
  --color-bg-card: #0e1016;
  --color-bg-card-hover: #141722;
  --color-border: #1e2330;
  
  --color-primary: #38bdf8;
  --color-primary-hover: #0284c7;
  --color-purple: #a855f7;
  --color-purple-hover: #9333ea;
  --color-amber: #f59e0b;
  
  --color-text-main: #f8fafc;
  --color-text-muted: #94a3b8;
  --color-text-dim: #64748b;
  
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --radius-card: 16px;
  --radius-btn: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-family);
  background-color: var(--color-bg-dark);
  color: var(--color-text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a:hover {
  color: #7dd3fc;
}

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

/* NAVBAR */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(7, 8, 10, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 0;
}

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

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

.nav-logo {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.938rem;
}

.nav-link:hover {
  color: var(--color-text-main);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: 0.938rem;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), #0284c7);
  color: #07080a;
  box-shadow: 0 4px 14px rgba(56, 189, 248, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(56, 189, 248, 0.4);
  color: #07080a;
}

.btn-purple {
  background: linear-gradient(135deg, var(--color-purple), #7e22ce);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(168, 85, 247, 0.3);
}

.btn-purple:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(168, 85, 247, 0.5);
  color: #ffffff;
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-border);
  color: var(--color-text-main);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  background-color: rgba(56, 189, 248, 0.08);
}

/* HERO SECTION */
.hero {
  padding: 160px 0 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.12) 0%, rgba(168, 85, 247, 0.05) 50%, transparent 70%);
  pointer-events: none;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 30px;
  background-color: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: var(--color-primary);
  font-size: 0.813rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #ffffff 40%, var(--color-text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-title span {
  background: linear-gradient(135deg, var(--color-primary), var(--color-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  max-width: 760px;
  margin: 0 auto 40px;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero-mockup-wrapper {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-card);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  overflow: hidden;
}

.mockup-header {
  height: 40px;
  background-color: #090b10;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 8px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red { background-color: #ef4444; }
.dot-yellow { background-color: #f59e0b; }
.dot-green { background-color: #10b981; }

.mockup-body {
  padding: 40px;
  text-align: left;
  background: radial-gradient(circle at top right, rgba(56, 189, 248, 0.05), transparent 40%);
}

/* FEATURES SECTION */
.section {
  padding: 100px 0;
  border-top: 1px solid var(--color-border);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.section-tag {
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.063rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.feature-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px;
  transition: var(--transition);
  position: relative;
}

.feature-card:hover {
  background-color: var(--color-bg-card-hover);
  border-color: rgba(56, 189, 248, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.feature-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(56, 189, 248, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.feature-card.purple .feature-icon-box {
  background: rgba(168, 85, 247, 0.1);
  color: var(--color-purple);
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-desc {
  color: var(--color-text-muted);
  font-size: 0.938rem;
  line-height: 1.6;
}

/* PRICING SECTION */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
}

.pricing-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}

.pricing-card.featured {
  border-color: var(--color-purple);
  background: linear-gradient(180deg, #13121c 0%, var(--color-bg-card) 100%);
  box-shadow: 0 10px 40px rgba(168, 85, 247, 0.2);
}

.popular-badge {
  position: absolute;
  top: -14px;
  right: 24px;
  background: linear-gradient(135deg, var(--color-purple), #7e22ce);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 0.5px;
}

.plan-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.plan-desc {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-bottom: 24px;
  min-height: 42px;
}

.plan-price {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 24px;
}

.plan-price span {
  font-size: 1rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.plan-features {
  list-style: none;
  margin-bottom: 32px;
  flex-grow: 1;
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.938rem;
  color: var(--color-text-muted);
  margin-bottom: 14px;
}

.plan-features li svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

.pricing-card.featured .plan-features li svg {
  color: var(--color-purple);
}

/* FAQ SECTION */
.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
}

.faq-question {
  padding: 20px 24px;
  font-weight: 600;
  font-size: 1.063rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

.faq-answer {
  padding: 0 24px 20px;
  color: var(--color-text-muted);
  font-size: 0.938rem;
  line-height: 1.6;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

.faq-icon {
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

/* FOOTER */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 60px 0 30px;
  background-color: #040507;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 40px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-logo {
  height: 36px;
  width: auto;
}

.footer-copy {
  color: var(--color-text-dim);
  font-size: 0.875rem;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 24px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero-title { font-size: 2.25rem; }
  .nav-menu { display: none; }
  .hero { padding: 120px 0 60px; }
  .hero-mockup-wrapper { margin: 0 12px; }
}