/* ===== CSS RESET & VARIABLES ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Colors */
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: #1a1f35;
  --bg-card-hover: #222845;
  --bg-glass: rgba(26, 31, 53, 0.7);
  --bg-input: #161b2e;

  --accent-primary: #6366f1;
  --accent-secondary: #818cf8;
  --accent-glow: rgba(99, 102, 241, 0.3);
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
  --accent-gradient-subtle: linear-gradient(135deg, rgba(99,102,241,0.15) 0%, rgba(168,85,247,0.10) 100%);

  --green: #22c55e;
  --green-glow: rgba(34, 197, 94, 0.25);
  --orange: #f59e0b;
  --orange-glow: rgba(245, 158, 11, 0.25);
  --red: #ef4444;
  --btc-orange: #f7931a;

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

  --border: rgba(99, 102, 241, 0.15);
  --border-hover: rgba(99, 102, 241, 0.35);

  /* Typography */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 64px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px var(--accent-glow);
}

html {
  scroll-behavior: smooth;
}

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

a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; }
input, select, textarea { font-family: inherit; }

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

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

.animate-in {
  animation: fadeIn 0.6s ease-out forwards;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(10, 14, 26, 0.95);
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo-icon {
  font-size: 1.5rem;
}

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

.nav-links {
  display: flex;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: var(--accent-gradient-subtle);
}

.nav-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: rgba(10, 14, 26, 0.98);
  backdrop-filter: blur(20px);
  padding: 20px 24px;
  flex-direction: column;
  gap: 12px;
  z-index: 999;
  border-bottom: 1px solid var(--border);
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

.mobile-menu a:hover {
  background: var(--accent-gradient-subtle);
  color: var(--text-primary);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-gradient);
  color: white;
  box-shadow: 0 4px 16px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-glow);
}

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

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

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: rgba(99, 102, 241, 0.05);
}

.btn-success {
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: white;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.82rem;
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ===== HERO SECTION ===== */
.hero {
  padding: 140px 24px 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 60%, rgba(168, 85, 247, 0.06) 0%, transparent 50%),
              radial-gradient(ellipse at 50% 80%, rgba(236, 72, 153, 0.04) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background: var(--accent-gradient-subtle);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--accent-secondary);
  margin-bottom: 28px;
  animation: fadeIn 0.6s ease-out;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  animation: fadeIn 0.6s ease-out 0.1s backwards;
}

.hero h1 .gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 36px;
  animation: fadeIn 0.6s ease-out 0.2s backwards;
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeIn 0.6s ease-out 0.3s backwards;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
  animation: fadeIn 0.6s ease-out 0.4s backwards;
}

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

.hero-stat .stat-value {
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat .stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ===== SECTIONS ===== */
.section {
  padding: 80px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 550px;
  margin: 0 auto;
}

/* ===== FEATURE CARDS ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--accent-gradient-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 18px;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ===== PRICING CARDS ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
  position: relative;
  transition: all 0.3s ease;
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-glow);
}

.pricing-card.featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.pricing-badge {
  position: absolute;
  top: -12px;
  right: 28px;
  padding: 4px 14px;
  background: var(--accent-gradient);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 50px;
}

.pricing-plan-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 6px;
}

.pricing-price .currency {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.pricing-price .amount {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.pricing-period {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.pricing-features li .check {
  color: var(--green);
  font-weight: 700;
  font-size: 1rem;
}

.pricing-card .btn {
  width: 100%;
}

/* ===== AUTH PAGES ===== */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 24px 60px;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 44px;
  animation: slideUp 0.5s ease-out;
}

.auth-card h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.auth-card .auth-subtitle {
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-size: 0.95rem;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all 0.2s ease;
  outline: none;
}

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

.form-input::placeholder {
  color: var(--text-muted);
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.auth-footer a {
  color: var(--accent-secondary);
  font-weight: 600;
}

.auth-footer a:hover {
  text-decoration: underline;
}

/* ===== DASHBOARD ===== */
.dashboard {
  padding: 100px 24px 60px;
  max-width: 1100px;
  margin: 0 auto;
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 36px;
  flex-wrap: wrap;
  gap: 16px;
}

.dashboard-header h1 {
  font-size: 1.8rem;
  font-weight: 800;
}

.dashboard-welcome {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 36px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.2s ease;
}

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

.stat-card .stat-icon {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.stat-card .stat-number {
  font-size: 1.8rem;
  font-weight: 800;
}

.stat-card .stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ===== TABS ===== */
.tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 28px;
  overflow-x: auto;
}

.tab {
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.tab:hover {
  color: var(--text-secondary);
}

.tab.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

/* ===== TABLES ===== */
.table-container {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.table-scroll {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead {
  background: var(--bg-secondary);
}

th {
  padding: 14px 20px;
  text-align: left;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

td {
  padding: 16px 20px;
  font-size: 0.9rem;
  border-top: 1px solid var(--border);
}

tr:hover td {
  background: rgba(99, 102, 241, 0.03);
}

/* ===== STATUS BADGES ===== */
.status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
}

.status-completed {
  background: var(--green-glow);
  color: var(--green);
}

.status-pending,
.status-awaiting_payment {
  background: var(--orange-glow);
  color: var(--orange);
}

.status-confirming {
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-secondary);
}

.status-failed,
.status-expired {
  background: rgba(239, 68, 68, 0.15);
  color: var(--red);
}

/* ===== SSL KEY DISPLAY ===== */
.ssl-key-display {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--green);
}

.ssl-key-display .copy-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  padding: 2px;
  transition: color 0.2s;
}

.ssl-key-display .copy-btn:hover {
  color: var(--accent-secondary);
}

/* ===== CHECKOUT ===== */
.checkout-page {
  padding: 100px 24px 60px;
  max-width: 700px;
  margin: 0 auto;
}

.checkout-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 44px;
  animation: slideUp 0.5s ease-out;
}

.checkout-card h2 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.checkout-subtitle {
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.order-summary {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 28px;
}

.order-summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
}

.order-summary-row.total {
  border-top: 1px solid var(--border);
  margin-top: 8px;
  padding-top: 16px;
  font-weight: 700;
  font-size: 1.1rem;
}

.order-summary-label {
  color: var(--text-secondary);
}

/* ===== PAYMENT INFO ===== */
.payment-info {
  background: var(--bg-input);
  border: 1px solid var(--btc-orange);
  border-radius: var(--radius-md);
  padding: 28px;
  margin-bottom: 28px;
}

.payment-info h3 {
  color: var(--btc-orange);
  font-size: 1.1rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.btc-amount {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--btc-orange);
  margin-bottom: 12px;
  word-break: break-all;
}

.btc-address {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-primary);
  background: var(--bg-secondary);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  word-break: break-all;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.payment-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 14px;
  line-height: 1.6;
}

/* ===== SUCCESS STATE ===== */
.success-card {
  text-align: center;
  padding: 60px 44px;
}

.success-icon {
  font-size: 4rem;
  margin-bottom: 20px;
  animation: float 3s ease-in-out infinite;
}

.success-card h2 {
  margin-bottom: 12px;
}

.success-card p {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.key-reveal {
  background: var(--bg-input);
  border: 2px solid var(--green);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin: 24px 0;
  box-shadow: 0 0 30px var(--green-glow);
}

.key-reveal .key-label {
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--green);
  margin-bottom: 10px;
}

.key-reveal .key-value {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--text-primary);
  word-break: break-all;
}

/* ===== LOADING SPINNER ===== */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

.loading-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary);
}

.loading-state .spinner {
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
}

/* ===== ALERT MESSAGES ===== */
.alert {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  margin-bottom: 20px;
  animation: fadeIn 0.3s ease-out;
}

.alert-error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--red);
}

.alert-success {
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: var(--green);
}

.alert-info {
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: var(--accent-secondary);
}

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-muted);
}

.empty-state .empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state h3 {
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.empty-state p {
  margin-bottom: 20px;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 60px 24px 32px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.7;
}

.footer-links-group h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.footer-links-group a {
  display: block;
  color: var(--text-muted);
  font-size: 0.88rem;
  padding: 4px 0;
  transition: color 0.2s;
}

.footer-links-group a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-actions {
    display: none;
  }

  .hero-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

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

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

  .dashboard-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .auth-card,
  .checkout-card {
    padding: 28px;
  }

  .key-reveal .key-value {
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .pricing-card {
    padding: 28px;
  }
}