/* ===== DESIGN SYSTEM ===== */
:root {
  --bg-primary: #060D1A;
  --bg-secondary: #0A1628;
  --bg-card: #0D1E35;
  --bg-card-hover: #102540;
  --accent: #00B4D8;
  --accent-dark: #0077B6;
  --accent-light: #48CAE4;
  --accent-muted: rgba(0, 180, 216, 0.12);
  --text-primary: #E8EDF2;
  --text-secondary: #94A3B8;
  --text-muted: #4A5A6E;
  --border: #1A2E45;
  --border-light: #243A56;
  --success: #10B981;
  --warning: #F59E0B;
  --error: #EF4444;
  --white: #FFFFFF;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
}

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

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

body {
  font-family: var(--font);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul, ol {
  list-style: none;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.375rem); }
h4 { font-size: 1rem; font-weight: 600; }

p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== LAYOUT ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section-sm {
  padding: 64px 0;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 48px;
  line-height: 1.7;
}

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

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

.section-header.center .section-desc {
  margin-left: auto;
  margin-right: auto;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1;
  white-space: nowrap;
}

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

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

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

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-ghost {
  background: var(--accent-muted);
  color: var(--accent);
  border-color: transparent;
}

.btn-ghost:hover {
  background: rgba(0, 180, 216, 0.2);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.875rem;
}

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 13, 26, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

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

.brand-logo {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.brand-name span {
  color: var(--accent);
}

/* ===== HERO ===== */
.hero {
  padding: 80px 0 72px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -100px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(0, 180, 216, 0.06) 0%, transparent 65%);
  pointer-events: none;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--accent-muted);
  border: 1px solid rgba(0, 180, 216, 0.25);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  flex-shrink: 0;
}

.hero h1 {
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.7;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.hero-trust-row {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}

.hero-trust-item svg {
  color: var(--accent);
  flex-shrink: 0;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-img {
  width: 100%;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.contact-map-placeholder {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.contact-map-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.contact-map-label {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(6,13,26,0.85);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.contact-map-label svg {
  color: var(--accent);
}

/* ===== STATS ===== */
.stats-section {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 48px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

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

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-value span {
  color: var(--accent);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ===== FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: var(--accent-muted);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.feature-icon svg {
  width: 26px;
  height: 26px;
  color: var(--accent);
}

.feature-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
  background: var(--bg-secondary);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(16.666% + 24px);
  right: calc(16.666% + 24px);
  height: 1px;
  background: var(--border-light);
}

.step-card {
  text-align: center;
  position: relative;
}

.step-number {
  width: 64px;
  height: 64px;
  background: var(--bg-card);
  border: 2px solid var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  position: relative;
  z-index: 1;
}

.step-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.step-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== SUPPORTED ASSETS ===== */
.assets-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 16px;
}

.asset-pill {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.asset-icon {
  width: 36px;
  height: 36px;
  background: var(--accent-muted);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
}

.asset-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
}

.asset-ticker {
  font-size: 0.6875rem;
  color: var(--text-muted);
}

/* ===== PRODUCTS ===== */
.products-section {
  background: var(--bg-secondary);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
}

.product-card.featured {
  border-color: var(--accent);
  position: relative;
}

.product-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--bg-primary);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 100px;
  white-space: nowrap;
}

.product-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-muted);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.product-icon svg {
  width: 24px;
  height: 24px;
  color: var(--accent);
}

.product-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.product-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 12px;
}

.product-price-amount {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.product-price-period {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.product-card > p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.products-disclaimer {
  text-align: center;
  margin-top: 32px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.products-disclaimer a {
  color: var(--accent);
  text-decoration: underline;
}

.product-features {
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.product-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.product-features li::before {
  content: '';
  width: 16px;
  height: 16px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3E%3Ccircle cx='8' cy='8' r='7' stroke='%2300B4D8' stroke-width='1.5'/%3E%3Cpath d='M5 8l2 2 4-4' stroke='%2300B4D8' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
  flex-shrink: 0;
}

.product-card .btn {
  width: 100%;
  justify-content: center;
}

/* ===== SECURITY ===== */
.security-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.security-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
}

.security-card-icon {
  width: 56px;
  height: 56px;
  background: var(--accent-muted);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.security-card-icon svg {
  width: 26px;
  height: 26px;
  color: var(--accent);
}

.security-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.security-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== EXCHANGE RATES ===== */
.rates-section {
  background: var(--bg-secondary);
}

.rates-table {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.rates-header {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  padding: 16px 24px;
  background: rgba(0, 180, 216, 0.06);
  border-bottom: 1px solid var(--border);
}

.rates-header span {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.rate-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  align-items: center;
}

.rate-row:last-child {
  border-bottom: none;
}

.rate-asset {
  display: flex;
  align-items: center;
  gap: 14px;
}

.rate-asset-icon {
  width: 36px;
  height: 36px;
  background: var(--accent-muted);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}

.rate-asset-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.rate-asset-ticker {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.rate-price {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.rate-change {
  font-size: 0.875rem;
  font-weight: 600;
}

.rate-change.positive { color: var(--success); }
.rate-change.negative { color: var(--error); }

.rate-note {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.rates-disclaimer {
  text-align: center;
  margin-top: 16px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ===== COMPLIANCE ===== */
.compliance-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.compliance-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
}

.compliance-icon {
  width: 56px;
  height: 56px;
  background: var(--accent-muted);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.compliance-icon svg {
  width: 28px;
  height: 28px;
  color: var(--accent);
}

.compliance-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.compliance-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== CONTACTS ===== */
.contacts-section {
  background: var(--bg-secondary);
}

.contacts-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-top: 32px;
}

.contact-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-muted);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-icon svg {
  width: 22px;
  height: 22px;
  color: var(--accent);
}

.contact-item-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact-item-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-item-value a {
  color: var(--text-primary);
}

.contact-item-value a:hover {
  color: var(--accent);
}


/* ===== FOOTER ===== */
.site-footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  margin-bottom: 48px;
  align-items: start;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

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

.footer-brand .brand {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copyright {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer-legal {
  display: flex;
  gap: 24px;
}

.footer-legal a {
  font-size: 0.875rem;
  color: var(--text-muted);
}

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

/* ===== DIVIDER ===== */
.divider {
  height: 1px;
  background: var(--border);
  border: none;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-layout { gap: 40px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .security-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .assets-grid { grid-template-columns: repeat(4, 1fr); }
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .hero { padding: 56px 0; }
  .hero-layout { grid-template-columns: 1fr; gap: 40px; }
  .hero-content { align-items: flex-start; }
  .hero-visual { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .steps-grid { grid-template-columns: 1fr; gap: 40px; }
  .steps-grid::before { display: none; }
  .contacts-inner { grid-template-columns: 1fr; gap: 40px; }
  .contact-map-placeholder { display: none; }
  .compliance-grid { grid-template-columns: 1fr; }
  .rates-header, .rate-row { grid-template-columns: 2fr 1fr 1fr; }
  .rates-header span:last-child, .rate-note { display: none; }
  .footer-nav { grid-template-columns: repeat(3, 1fr); gap: 24px; }
}

@media (max-width: 560px) {
  .hero-trust-row { gap: 12px; }
  .features-grid { grid-template-columns: 1fr; }
  .security-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .assets-grid { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-nav { grid-template-columns: 1fr 1fr; gap: 24px 16px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}