/* =========================================================
   NexusVPS — style.css
   ========================================================= */

/* ---------------------------------------------------------
   CSS Custom Properties
   --------------------------------------------------------- */
:root {
  --bg-base:        #0a0f1e;
  --bg-surface:     #0d1628;
  --bg-elevated:    #111827;
  --bg-card:        rgba(255, 255, 255, 0.04);
  --bg-card-hover:  rgba(255, 255, 255, 0.07);

  --color-blue:     #3b82f6;
  --color-purple:   #8b5cf6;
  --color-cyan:     #06b6d4;
  --color-green:    #10b981;
  --color-amber:    #f59e0b;
  --color-pink:     #ec4899;

  --gradient-main:  linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #06b6d4 100%);
  --gradient-subtle:linear-gradient(135deg, rgba(59,130,246,0.15) 0%, rgba(139,92,246,0.15) 100%);

  --text-primary:   #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted:     #64748b;

  --border-subtle:  rgba(255, 255, 255, 0.08);
  --border-medium:  rgba(255, 255, 255, 0.12);

  --glass-bg:       rgba(255, 255, 255, 0.05);
  --glass-border:   rgba(255, 255, 255, 0.10);
  --glass-blur:     blur(20px);

  --radius-sm:      8px;
  --radius-md:      12px;
  --radius-lg:      20px;
  --radius-xl:      28px;

  --shadow-glow-blue:   0 0 40px rgba(59, 130, 246, 0.25);
  --shadow-glow-purple: 0 0 40px rgba(139, 92, 246, 0.25);
  --shadow-card:        0 4px 24px rgba(0, 0, 0, 0.4);

  --transition-fast: 0.18s ease;
  --transition-med:  0.3s ease;
  --transition-slow: 0.5s ease;

  --font-body:  'Inter', sans-serif;
  --font-head:  'Space Grotesk', sans-serif;

  --nav-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

body.checkout-body {
  background-color: var(--bg-surface);
}

img, svg { display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; }

/* ---------------------------------------------------------
   Scrollbar
   --------------------------------------------------------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: rgba(59,130,246,0.4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(59,130,246,0.7); }

/* ---------------------------------------------------------
   Typography
   --------------------------------------------------------- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-primary);
}

.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-green  { color: var(--color-green); }
.text-link   { color: var(--color-blue); transition: color var(--transition-fast); }
.text-link:hover { color: var(--color-cyan); text-decoration: underline; }

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

.section {
  padding-block: 96px;
}

/* ---------------------------------------------------------
   Buttons
   --------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-med);
  cursor: pointer;
  border: none;
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.07);
  opacity: 0;
  transition: opacity var(--transition-fast);
  border-radius: inherit;
}
.btn:hover::before { opacity: 1; }

.btn-primary {
  background: var(--gradient-main);
  color: #fff;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.5);
}
.btn-primary:active { transform: translateY(0); }

.btn-gradient {
  background: linear-gradient(135deg, #f59e0b 0%, #ec4899 100%);
  color: #fff;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.35);
}
.btn-gradient:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(245, 158, 11, 0.5);
}

.btn-ghost {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.2);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}
.btn-outline:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
  transform: translateY(-2px);
}

.btn-sm  { padding: 9px 18px; font-size: 0.875rem; }
.btn-lg  { padding: 16px 32px; font-size: 1.05rem; }
.btn-full { width: 100%; justify-content: center; }

/* ---------------------------------------------------------
   Navbar
   --------------------------------------------------------- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: background var(--transition-med), box-shadow var(--transition-med), backdrop-filter var(--transition-med);
}

.navbar.scrolled, .navbar.navbar-solid {
  background: rgba(10, 15, 30, 0.92);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 1px 0 var(--border-subtle);
}

.nav-container {
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-icon { display: flex; align-items: center; }
.logo-text {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition-fast), background var(--transition-fast);
}
.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.06);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: 8px;
  border-radius: var(--radius-sm);
  background: transparent;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--transition-med);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------------------------------------------------------
   Hero
   --------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(59,130,246,0.15) 0%, transparent 70%),
              radial-gradient(ellipse 60% 50% at 80% 50%, rgba(139,92,246,0.08) 0%, transparent 70%),
              var(--bg-base);
}

#particleCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.6;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: orbFloat 8s ease-in-out infinite;
}
.orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(59,130,246,0.12) 0%, transparent 70%);
  top: -100px; left: -100px;
  animation-delay: 0s;
}
.orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(139,92,246,0.1) 0%, transparent 70%);
  top: 30%; right: -80px;
  animation-delay: -3s;
}
.orb-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(6,182,212,0.08) 0%, transparent 70%);
  bottom: 10%; left: 30%;
  animation-delay: -6s;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0px) scale(1); }
  33%  { transform: translateY(-30px) scale(1.05); }
  66%  { transform: translateY(20px) scale(0.97); }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-block: 80px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  background: rgba(59,130,246,0.12);
  border: 1px solid rgba(59,130,246,0.25);
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 500;
  color: #93c5fd;
  margin-bottom: 28px;
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #3b82f6;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%  { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 24px 40px;
  max-width: 700px;
  margin-inline: auto;
}

.stat-item {
  flex: 1;
  min-width: 120px;
  text-align: center;
  padding: 8px 16px;
}
.stat-number {
  font-family: var(--font-head);
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-suffix {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 700;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-subtle);
  flex-shrink: 0;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.scroll-line {
  width: 2px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(59,130,246,0.6), transparent);
  margin-inline: auto;
  animation: scrollDown 1.8s ease-in-out infinite;
  border-radius: 2px;
}
@keyframes scrollDown {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

/* ---------------------------------------------------------
   Section Headers
   --------------------------------------------------------- */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-tag {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-blue);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 540px;
  margin-inline: auto;
  line-height: 1.7;
}

/* ---------------------------------------------------------
   Features Section
   --------------------------------------------------------- */
.features {
  background: linear-gradient(180deg, var(--bg-base) 0%, var(--bg-surface) 100%);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform var(--transition-med), box-shadow var(--transition-med), border-color var(--transition-med), background var(--transition-med);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
}
.feature-card:hover {
  transform: translateY(-8px);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card), 0 0 0 1px rgba(59,130,246,0.15);
  border-color: rgba(59,130,246,0.2);
}

.feature-icon-wrap {
  width: 56px; height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--icon-color-rgb, 59, 130, 246), 0.1);
  border: 1px solid rgba(var(--icon-color-rgb, 59, 130, 246), 0.15);
  margin-bottom: 20px;
  color: var(--icon-color, #3b82f6);
  background: color-mix(in srgb, var(--icon-color) 12%, transparent);
  border-color: color-mix(in srgb, var(--icon-color) 20%, transparent);
}

.feature-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  font-family: var(--font-head);
}
.feature-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}
.feature-metric {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}
.metric-value {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.metric-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ---------------------------------------------------------
   Pricing Section
   --------------------------------------------------------- */
.pricing {
  background: var(--bg-surface);
  position: relative;
  overflow: hidden;
}
.pricing::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 800px; height: 400px;
  background: radial-gradient(ellipse, rgba(139,92,246,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 820px;
  margin-inline: auto;
}

.pricing-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  position: relative;
  transition: transform var(--transition-med), box-shadow var(--transition-med);
}

.pricing-card.popular {
  border-color: rgba(59,130,246,0.4);
  box-shadow: 0 0 0 1px rgba(59,130,246,0.15), 0 0 60px rgba(59,130,246,0.12), var(--shadow-card);
}
.pricing-card.popular::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: calc(var(--radius-xl) + 1px);
  background: linear-gradient(135deg, rgba(59,130,246,0.3), rgba(139,92,246,0.3));
  z-index: -1;
  animation: borderGlow 3s ease-in-out infinite;
}
@keyframes borderGlow {
  0%, 100% { opacity: 0.5; }
  50%  { opacity: 1; }
}

.pricing-card.best-value {
  border-color: rgba(245,158,11,0.3);
  box-shadow: 0 0 60px rgba(245,158,11,0.08), var(--shadow-card);
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 80px rgba(59,130,246,0.15);
}
.pricing-card.best-value:hover {
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 80px rgba(245,158,11,0.15);
}

.pricing-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  padding: 5px 18px;
  border-radius: 100px;
  background: var(--gradient-main);
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(59,130,246,0.4);
}
.badge-gold {
  background: linear-gradient(135deg, #f59e0b, #ec4899);
  box-shadow: 0 4px 12px rgba(245,158,11,0.4);
}

.pricing-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 24px;
  padding-top: 8px;
}
.plan-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  background: rgba(59,130,246,0.12);
  border: 1px solid rgba(59,130,246,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-blue);
  flex-shrink: 0;
}
.plan-icon-gold {
  background: rgba(245,158,11,0.12);
  border-color: rgba(245,158,11,0.2);
  color: var(--color-amber);
}

.plan-name {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
}
.plan-tagline {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 3px;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 3px;
  margin-bottom: 28px;
}
.price-currency {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-top: 8px;
  font-family: var(--font-head);
}
.price-amount {
  font-family: var(--font-head);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.best-value .price-amount {
  background: linear-gradient(135deg, #f59e0b, #ec4899);
  -webkit-background-clip: text;
  background-clip: text;
}
.price-period {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 500;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 13px;
  margin-bottom: 32px;
}
.plan-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.plan-features li svg {
  color: var(--color-green);
  flex-shrink: 0;
}
.plan-features li strong { color: var(--text-primary); }

.plan-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 12px;
}

.pricing-footer {
  text-align: center;
  margin-top: 48px;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ---------------------------------------------------------
   FAQ Section
   --------------------------------------------------------- */
.faq {
  background: var(--bg-base);
}

.faq-list {
  max-width: 760px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-med);
}
.faq-item.open {
  border-color: rgba(59,130,246,0.25);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 28px;
  text-align: left;
  font-size: 0.97rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-head);
  transition: color var(--transition-fast);
  background: transparent;
}
.faq-question:hover { color: var(--color-blue); }

.faq-icon {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform var(--transition-med), color var(--transition-med);
}
.faq-item.open .faq-icon {
  transform: rotate(180deg);
  color: var(--color-blue);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--transition-med);
}
.faq-item.open .faq-answer {
  grid-template-rows: 1fr;
}
.faq-answer > p {
  overflow: hidden;
  padding: 0 28px 22px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ---------------------------------------------------------
   CTA Section
   --------------------------------------------------------- */
.cta-section { background: var(--bg-surface); }

.cta-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 80px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}
.cta-orb-1 {
  width: 300px; height: 300px;
  background: rgba(59,130,246,0.08);
  top: -100px; left: -80px;
}
.cta-orb-2 {
  width: 250px; height: 250px;
  background: rgba(139,92,246,0.08);
  bottom: -80px; right: -60px;
}

.cta-content { position: relative; z-index: 1; }
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 32px;
  margin-bottom: 24px;
}
.cta-trust {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 0.83rem;
  color: var(--text-muted);
}
.cta-trust span {
  display: flex;
  align-items: center;
  gap: 6px;
}
.cta-trust svg { color: var(--color-green); flex-shrink: 0; }

/* ---------------------------------------------------------
   Footer
   --------------------------------------------------------- */
.footer {
  background: var(--bg-base);
  border-top: 1px solid var(--border-subtle);
  padding-top: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-brand .nav-logo { margin-bottom: 16px; }
.footer-tagline {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 300px;
}

.footer-social {
  display: flex;
  gap: 10px;
}
.social-link {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}
.social-link:hover {
  color: var(--color-blue);
  border-color: rgba(59,130,246,0.3);
  background: rgba(59,130,246,0.08);
}

.footer-heading {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 16px;
  font-family: var(--font-head);
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}
.footer-links a:hover { color: var(--color-blue); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 24px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-status {
  display: flex;
  align-items: center;
  gap: 7px;
}
.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-green);
  box-shadow: 0 0 6px var(--color-green);
  animation: statusPulse 2s ease-in-out infinite;
}
@keyframes statusPulse {
  0%, 100% { opacity: 1; }
  50%  { opacity: 0.6; }
}

/* ---------------------------------------------------------
   Scroll Animations
   --------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.15s; }
.reveal:nth-child(4) { transition-delay: 0.2s; }
.reveal:nth-child(5) { transition-delay: 0.25s; }
.reveal:nth-child(6) { transition-delay: 0.3s; }

/* ---------------------------------------------------------
   CHECKOUT PAGE
   --------------------------------------------------------- */
.checkout-main {
  padding-top: calc(var(--nav-height) + 40px);
  padding-bottom: 80px;
  min-height: 100vh;
}

.checkout-container {
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: 24px;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 40px;
  align-items: start;
}

.checkout-nav-steps {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-inline: auto;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
}
.step { display: flex; align-items: center; gap: 6px; }
.step.active { color: var(--color-blue); font-weight: 600; }
.step-num {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}
.step.active .step-num {
  background: var(--color-blue);
  color: #fff;
}
.step-arrow { color: var(--text-muted); font-size: 1rem; }

.btn-back {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  flex-shrink: 0;
}
.btn-back:hover { color: var(--color-blue); }

/* Form */
.checkout-form-header { margin-bottom: 36px; }
.checkout-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 8px;
}
.checkout-subtitle {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.form-section {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 20px;
}

.form-section-title {
  font-size: 1.05rem;
  font-weight: 700;
  font-family: var(--font-head);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-primary);
}
.form-section-num {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-blue);
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  padding: 3px 9px;
  border-radius: 100px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-row-3 {
  grid-template-columns: 1fr 1fr 1fr;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.form-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 5px;
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.input-icon {
  position: absolute;
  left: 14px;
  color: var(--text-muted);
  pointer-events: none;
  display: flex;
  align-items: center;
}
.form-input {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  font-size: 0.92rem;
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  -webkit-appearance: none;
}
.input-icon + .form-input { padding-left: 42px; }
.form-input::placeholder { color: var(--text-muted); }
.form-input:focus {
  border-color: var(--color-blue);
  background: rgba(59,130,246,0.05);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
}
.form-input.error {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239,68,68,0.12);
}
.form-input.valid {
  border-color: var(--color-green);
}

.form-select {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}
.select-wrap { position: relative; }
.select-arrow {
  position: absolute;
  right: 12px;
  pointer-events: none;
  color: var(--text-muted);
  display: flex;
  align-items: center;
}

.input-toggle-pw {
  position: absolute;
  right: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  padding: 4px;
  border-radius: 4px;
  transition: color var(--transition-fast);
}
.input-toggle-pw:hover { color: var(--text-primary); }

/* Password strength */
.pw-strength {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}
.pw-bar {
  flex: 1;
  height: 3px;
  background: var(--border-subtle);
  border-radius: 2px;
  overflow: hidden;
}
.pw-fill {
  height: 100%;
  width: 0%;
  border-radius: 2px;
  transition: width 0.3s ease, background 0.3s ease;
}
.pw-label {
  font-size: 0.72rem;
  font-weight: 600;
  min-width: 40px;
}

.card-brands {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.card-brand {
  border-radius: 6px;
  overflow: hidden;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}
.card-brand:hover { opacity: 1; }

.card-type-icon {
  position: absolute;
  right: 14px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
}

.tooltip-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: help;
  color: var(--text-muted);
}
.tooltip {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  background: var(--bg-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 7px 12px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast);
  z-index: 10;
  font-weight: 400;
  box-shadow: var(--shadow-card);
}
.tooltip-wrap:hover .tooltip,
.tooltip-wrap:focus .tooltip { opacity: 1; }

.form-error {
  font-size: 0.77rem;
  color: #ef4444;
  font-weight: 500;
  min-height: 16px;
}

.form-terms {
  padding: 20px 0;
}
.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 0.87rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.checkbox-input { display: none; }
.checkbox-custom {
  width: 18px; height: 18px;
  border: 2px solid var(--border-medium);
  border-radius: 5px;
  flex-shrink: 0;
  margin-top: 1px;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}
.checkbox-input:checked + .checkbox-custom {
  background: var(--color-blue);
  border-color: var(--color-blue);
}
.checkbox-input:checked + .checkbox-custom::after {
  content: '';
  display: block;
  width: 5px; height: 9px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(45deg) translateY(-1px);
}

.btn-price {
  margin-left: auto;
  font-size: 0.88rem;
  opacity: 0.85;
}

.secure-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 12px;
}

/* Summary Sidebar */
.checkout-summary-col { position: relative; }

.sticky-summary {
  position: sticky;
  top: calc(var(--nav-height) + 24px);
}

.summary-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.summary-title {
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font-head);
  margin-bottom: 20px;
  color: var(--text-primary);
}

.summary-plan-header {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(59,130,246,0.07);
  border: 1px solid rgba(59,130,246,0.15);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-bottom: 20px;
}
.summary-plan-icon {
  width: 40px; height: 40px;
  background: rgba(59,130,246,0.12);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-blue);
  flex-shrink: 0;
}
.summary-plan-name {
  font-family: var(--font-head);
  font-size: 0.97rem;
  font-weight: 700;
}
.summary-plan-tag {
  font-size: 0.75rem;
  color: var(--color-blue);
  font-weight: 600;
}

.summary-specs {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: 16px;
}
.summary-specs li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.summary-specs li span:last-child {
  font-weight: 600;
  color: var(--text-primary);
}

.summary-divider {
  height: 1px;
  background: var(--border-subtle);
  margin-block: 16px;
}

.summary-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.summary-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.summary-total-price {
  font-size: 1.4rem;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.summary-billing-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 20px;
}

.trust-badges {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}
.trust-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.trust-badge svg { color: var(--color-green); flex-shrink: 0; }

/* ---------------------------------------------------------
   Success Modal
   --------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-med);
}
.modal-overlay.visible {
  opacity: 1;
  pointer-events: all;
}
.modal-overlay.visible .modal-card {
  transform: scale(1) translateY(0);
}

.modal-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  transform: scale(0.9) translateY(20px);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 40px 80px rgba(0,0,0,0.5);
}

/* Checkmark animation */
.modal-success-icon {
  width: 80px; height: 80px;
  margin-inline: auto;
  margin-bottom: 24px;
}
.checkmark {
  width: 80px; height: 80px;
}
.checkmark-circle {
  stroke: var(--color-green);
  stroke-width: 2;
  stroke-dasharray: 166;
  stroke-dashoffset: 166;
  fill: none;
}
.checkmark-check {
  stroke: var(--color-green);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 48;
  stroke-dashoffset: 48;
}
.modal-overlay.visible .checkmark-circle {
  animation: strokeCircle 0.6s cubic-bezier(0.65, 0, 0.45, 1) 0.2s forwards;
}
.modal-overlay.visible .checkmark-check {
  animation: strokeCheck 0.4s cubic-bezier(0.65, 0, 0.45, 1) 0.7s forwards;
}
@keyframes strokeCircle {
  to { stroke-dashoffset: 0; }
}
@keyframes strokeCheck {
  to { stroke-dashoffset: 0; }
}

.modal-title {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 8px;
}
.modal-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 20px;
}
.modal-order-num {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--color-blue);
  margin-bottom: 24px;
  font-weight: 600;
}

.modal-details {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 20px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.modal-detail-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.modal-detail-row svg { color: var(--color-green); flex-shrink: 0; margin-top: 1px; }
.modal-detail-row strong { color: var(--text-primary); }

.modal-plan-chip {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  background: var(--gradient-subtle);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-blue);
  margin-bottom: 24px;
}

.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------------------------------------------------------
   Responsive — Tablet (max 960px)
   --------------------------------------------------------- */
@media (max-width: 960px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .footer-brand { grid-column: 1 / -1; }

  .checkout-container {
    grid-template-columns: 1fr;
  }
  .checkout-summary-col { order: -1; }
  .sticky-summary { position: relative; top: 0; }
}

/* ---------------------------------------------------------
   Responsive — Mobile (max 640px)
   --------------------------------------------------------- */
@media (max-width: 640px) {
  .section { padding-block: 64px; }

  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: rgba(10,15,30,0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    padding: 16px;
    gap: 4px;
    border-bottom: 1px solid var(--border-subtle);
    z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-link { padding: 12px 16px; }

  .nav-toggle { display: flex; }
  .navbar .btn-sm { display: none; }

  .hero-stats {
    flex-direction: column;
    gap: 0;
    padding: 16px;
  }
  .stat-divider { width: 80%; height: 1px; }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .form-row, .form-row-3 {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .cta-card { padding: 48px 24px; }

  .hero-actions { flex-direction: column; align-items: center; }

  .checkout-nav-steps { display: none; }

  .modal-card { padding: 32px 24px; }
  .modal-actions { flex-direction: column; }

  .hero-stats { display: none; }
}

@media (max-width: 400px) {
  .pricing-card { padding: 28px 20px; }
  .form-section { padding: 20px; }
}