/* ============================================
   EncryptedHub — Premium Encrypted Device Shop
   Dark Cybersecurity Theme
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=JetBrains+Mono:wght@300;400;500;600&display=swap');

:root {
  --bg-primary: #050508;
  --bg-secondary: #0a0a12;
  --bg-card: rgba(255, 255, 255, 0.025);
  --bg-card-hover: rgba(255, 255, 255, 0.045);
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(0, 255, 136, 0.2);
  --accent: #00ff88;
  --accent-dim: #00cc6a;
  --accent-glow: rgba(0, 255, 136, 0.15);
  --accent-secondary: #00b4d8;
  --text-primary: #e8e8ec;
  --text-secondary: #888894;
  --text-muted: #555560;
  --danger: #ff4466;
  --warning: #ffaa00;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Background grid pattern */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(rgba(0, 255, 136, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 136, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dim); }

/* ---- SELECTION ---- */
::selection {
  background: var(--accent);
  color: var(--bg-primary);
}

/* ---- LAYOUT ---- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

section {
  padding: 6rem 0;
}

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

a:hover {
  color: #33ffaa;
}

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

/* ============ NAVBAR ============ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition);
  background: rgba(5, 5, 8, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
}

.nav-logo .logo-placeholder {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1.5px dashed var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-dim);
  flex-shrink: 0;
}

.nav-logo .logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.nav-logo .logo-text span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  text-decoration: none;
}

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

.nav-links a.active {
  color: var(--accent);
}

.nav-cta {
  background: var(--accent) !important;
  color: var(--bg-primary) !important;
  font-weight: 600 !important;
  padding: 0.5rem 1.25rem !important;
}

.nav-cta:hover {
  background: #33ffaa !important;
  transform: translateY(-1px);
}

/* Mobile nav */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 5px 0;
  transition: var(--transition);
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(5, 5, 8, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 1.5rem;
    gap: 0.25rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: var(--transition);
  }
  .nav-links.active { transform: translateY(0); }
  .nav-links a { width: 100%; padding: 0.75rem 1rem; }
}

/* ============ HERO ============ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  animation: pulse-glow 8s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.1); }
}

.hero-content {
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 2rem;
  animation: fadeInUp 0.6s ease-out;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: blink 2s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.6s ease-out 0.1s both;
}

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

.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 540px;
  margin-bottom: 2.5rem;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease-out 0.3s both;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
}

.btn-primary:hover {
  background: #33ffaa;
  color: var(--bg-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
}

.btn-sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.85rem;
}

/* ============ CARDS ============ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ============ SECTION HEADERS ============ */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 600px;
}

/* ============ PRODUCT CARDS (HOME) ============ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
  color: var(--text-primary);
  display: block;
}

.product-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4), 0 0 60px var(--accent-glow);
  color: var(--text-primary);
}

.product-card-image {
  height: 280px;
  background: linear-gradient(135deg, var(--bg-secondary), rgba(0, 255, 136, 0.03));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-card-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to top, var(--bg-card), transparent);
}

.product-card-image .img-placeholder {
  width: 180px;
  height: 220px;
  border: 2px dashed var(--text-muted);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.product-card-image .img-placeholder svg {
  width: 40px;
  height: 40px;
  stroke: var(--text-muted);
}

.product-card-body {
  padding: 1.75rem;
}

.product-card-body h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.product-card-body p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-bottom: 1.25rem;
}

.product-card-body .price-range {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 500;
}

.product-card-body .price-range span {
  color: var(--text-muted);
  font-weight: 400;
}

/* ============ FEATURES GRID ============ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.feature-item {
  padding: 1.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.feature-item:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.feature-item h4 {
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature-item p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ============ HOW IT WORKS ============ */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 2rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  counter-increment: step;
}

.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  color: rgba(0, 255, 136, 0.12);
  position: absolute;
  top: 1rem;
  right: 1.5rem;
}

.step h4 {
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--text-secondary);
  font-size: 0.88rem;
}

/* ============ PRODUCT PAGE ============ */
.product-hero {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.product-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 768px) {
  .product-hero-grid { grid-template-columns: 1fr; gap: 2rem; }
}

.product-image-box {
  height: 500px;
  background: linear-gradient(135deg, var(--bg-secondary), rgba(0, 255, 136, 0.03));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-image-box .img-placeholder {
  width: 220px;
  height: 320px;
  border: 2px dashed var(--text-muted);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.product-info h1 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.product-info .product-tagline {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}

.product-info .product-desc {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 2rem;
}

/* Model selector */
.model-selector {
  margin-bottom: 2rem;
}

.model-selector h3 {
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 1rem;
  font-size: 1rem;
}

.model-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.model-option {
  flex: 1;
  min-width: 120px;
  padding: 1rem;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  text-align: center;
  transition: var(--transition);
}

.model-option:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.model-option.selected {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.model-option .model-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.model-option .model-price {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.9rem;
}

/* Included items badge */
.included-items {
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 2rem;
}

.included-items h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.included-items ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.included-items li {
  color: var(--text-secondary);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.included-items li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
  font-size: 0.8rem;
}

/* Product features section */
.product-features {
  padding: 4rem 0;
}

.features-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.feature-card {
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.feature-card:hover {
  border-color: var(--border-hover);
}

.feature-card h4 {
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.88rem;
}

/* Apps grid */
.apps-section {
  padding: 4rem 0;
  border-top: 1px solid var(--border);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.app-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.app-item:hover {
  border-color: var(--border-hover);
}

.app-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.app-item .app-name {
  font-weight: 500;
  font-size: 0.88rem;
}

.app-item .app-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ============ CONTACT PAGE ============ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.contact-card {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  text-align: center;
}

.contact-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.contact-card .contact-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
}

.contact-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.contact-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-family: var(--font-mono);
  word-break: break-all;
}

/* ============ CHECKOUT PAGE ============ */
.checkout-page {
  padding-top: 120px;
  min-height: 100vh;
}

.checkout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 768px) {
  .checkout-grid { grid-template-columns: 1fr; }
}

.order-summary {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  position: sticky;
  top: 100px;
}

.order-summary h2 {
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: 1.5rem;
  font-size: 1.3rem;
}

.order-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

.order-item:last-of-type {
  border-bottom: none;
}

.order-item .item-name {
  font-weight: 500;
}

.order-item .item-model {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.order-item .item-price {
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 600;
}

.order-total {
  display: flex;
  justify-content: space-between;
  padding-top: 1rem;
  margin-top: 1rem;
  border-top: 1px solid var(--border);
}

.order-total .total-label {
  font-family: var(--font-display);
  font-weight: 700;
}

.order-total .total-price {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--accent);
  font-weight: 700;
}

.order-includes {
  margin-top: 1.5rem;
  padding: 1rem;
  background: rgba(0, 255, 136, 0.05);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.order-includes strong {
  color: var(--accent);
  display: block;
  margin-bottom: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Checkout form */
.checkout-form {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.checkout-form h2 {
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: 0.5rem;
  font-size: 1.3rem;
}

.checkout-form .form-subtitle {
  color: var(--text-secondary);
  font-size: 0.88rem;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  font-size: 0.88rem;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.92rem;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%23888' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-group select option {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.contact-methods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--bg-primary);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.85rem;
}

.contact-method:hover { border-color: var(--border-hover); }
.contact-method.selected {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.contact-method input[type="radio"] { display: none; }

/* Payment section */
.payment-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.payment-option {
  padding: 1rem;
  background: var(--bg-primary);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.payment-option:hover { border-color: var(--border-hover); }
.payment-option.selected {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.payment-option .network {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 600;
}

.payment-option .currency {
  font-weight: 600;
  font-size: 0.95rem;
  margin-top: 0.25rem;
}

/* Payment pending */
.payment-pending {
  display: none;
  text-align: center;
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.payment-pending.active { display: block; }

.payment-pending .wallet-address {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  word-break: break-all;
  margin: 1rem 0;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

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

.wallet-address .copy-hint {
  position: absolute;
  top: -8px;
  right: 8px;
  font-size: 0.65rem;
  background: var(--accent);
  color: var(--bg-primary);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  opacity: 0;
  transition: var(--transition);
}

.wallet-address:hover .copy-hint { opacity: 1; }

.payment-pending .order-id {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.9rem;
}

.payment-pending .amount-usdt {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  margin: 0.5rem 0;
}

.payment-pending .warning-box {
  margin-top: 1.5rem;
  padding: 1rem;
  background: rgba(255, 170, 0, 0.08);
  border: 1px solid rgba(255, 170, 0, 0.2);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--warning);
}

/* Spinner */
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 1.5rem auto;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.payment-status {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

/* Payment confirmed */
.payment-confirmed {
  display: none;
  text-align: center;
  padding: 3rem 2rem;
}

.payment-confirmed.active { display: block; }

.payment-confirmed .check-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2.5rem;
  color: var(--accent);
}

/* ============ FOOTER ============ */
.footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.82rem;
  transition: var(--transition);
}

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

/* ============ TRUST BAR ============ */
.trust-bar {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}

.trust-item .trust-icon {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.trust-item h4 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 0.25rem;
}

.trust-item p {
  color: var(--text-muted);
  font-size: 0.78rem;
}

/* ============ ESIM SECTION ============ */
.esim-banner {
  margin-top: 2rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, rgba(0, 180, 216, 0.08), rgba(0, 255, 136, 0.05));
  border: 1px solid rgba(0, 180, 216, 0.15);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.esim-banner .esim-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.esim-banner h4 {
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: var(--accent-secondary);
}

.esim-banner p {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* ============ 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 ============ */
@media (max-width: 640px) {
  .container { padding: 0 1.25rem; }
  section { padding: 4rem 0; }
  .products-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .contact-methods { grid-template-columns: 1fr; }
  .payment-options { grid-template-columns: 1fr; }
  .model-options { flex-direction: column; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}