:root {
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  --text-xs: 0.8125rem;
  --text-sm: 0.9375rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.4rem;
  --text-2xl: clamp(1.8rem, 3vw + 1rem, 2.9rem);
  --text-hero: clamp(1.85rem, 3.5vw, 3.2rem);

  --radius-sm: 0.75rem;
  --radius-md: 1.1rem;
  --radius-lg: 1.75rem;
  --radius-xl: 2.5rem;

  --color-bg: #060606;
  --color-bg-strong: #111111;
  --color-surface: rgba(14, 14, 14, 0.88);
  --color-surface-strong: #171717;
  --color-border: rgba(255, 255, 255, 0.12);
  --color-border-strong: rgba(255, 255, 255, 0.24);
  --color-text: #f5f5f5;
  --color-text-muted: #b7b7b7;
  --color-accent: #d4842a;
  --color-accent-strong: #b86a1f;
  --color-accent-light: #e8943a;
  --color-accent-soft: rgba(212, 132, 42, 0.14);
  --color-accent-muted: rgba(212, 132, 42, 0.08);
  --color-accent-glow: rgba(212, 132, 42, 0.35);
  --color-accent-text: #140d06;
  --color-highlight: #e8943a;
  --color-shadow: 0 20px 60px rgba(0, 0, 0, 0.34);
  --color-shadow-accent: 0 14px 30px rgba(212, 132, 42, 0.22);

  --touch-min: 48px;
  --container-max: 1180px;
  --transition: 180ms ease;
}

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

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--color-text);
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
  line-height: 1.5;
  background:
    radial-gradient(circle at top left, rgba(212, 132, 42, 0.12), transparent 24%),
    radial-gradient(circle at top right, rgba(212, 132, 42, 0.06), transparent 30%),
    linear-gradient(180deg, #020202 0%, #090909 52%, #050505 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.28), transparent 70%);
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  top: var(--space-2);
  left: var(--space-4);
  z-index: 20;
  padding: var(--space-3) var(--space-4);
  background: var(--color-accent);
  color: var(--color-accent-text);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transform: translateY(-140%);
  transition: transform var(--transition);
}

.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid var(--color-accent-light);
  outline-offset: 2px;
}

.shell {
  width: min(calc(100% - 2rem), var(--container-max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding-top: env(safe-area-inset-top);
  backdrop-filter: blur(20px);
  background: rgba(6, 6, 6, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) 0;
}

.eyebrow {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-highlight);
}

.brand-title {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.6rem, 2vw, 2.2rem);
  letter-spacing: 0.16em;
}

.header-link {
  display: inline-flex;
  align-items: center;
  min-height: var(--touch-min);
  padding: 0 var(--space-5);
  border-radius: 999px;
  text-decoration: none;
  color: var(--color-accent-text);
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-strong) 100%);
  box-shadow: var(--color-shadow-accent);
  transition: transform var(--transition), box-shadow var(--transition);
}

.header-link:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 36px rgba(212, 132, 42, 0.28);
}

.header-link:focus-visible,
.btn:focus-visible,
.calculator-field input:focus-visible,
.calculator-field select:focus-visible,
.footer-link:focus-visible {
  outline: 2px solid var(--color-accent-strong);
  outline-offset: 3px;
}

.main {
  padding: var(--space-8) 0 var(--space-20);
}

.section {
  padding-top: var(--space-10);
}

.hero-grid,
.overview-grid,
.exchange-grid {
  display: grid;
  gap: var(--space-8);
}

.hero-grid {
  align-items: start;
}

.hero-copy,
.hero-panel-card,
.about-card,
.calculator-card,
.review-card,
.feature-card {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--color-shadow);
}

.hero-copy {
  padding: clamp(1.6rem, 4vw, 3rem);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

.hero-license {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-4);
  padding: var(--space-2) var(--space-4);
  border-radius: 999px;
  border: 1px solid rgba(212, 132, 42, 0.22);
  background: var(--color-accent-muted);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-accent-light);
}

.hero-license-dot {
  flex-shrink: 0;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--color-highlight);
  box-shadow: 0 0 0.5rem var(--color-accent-glow);
}

.hero-copy::after {
  content: "";
  position: absolute;
  width: 16rem;
  height: 16rem;
  right: -5rem;
  top: -5rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 132, 42, 0.16) 0%, transparent 70%);
}

.hero-title,
.section-title {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.02;
}

.hero-title {
  max-width: 18ch;
  font-size: var(--text-hero);
}

.hero-text,
.section-text {
  margin: var(--space-5) 0 0;
  max-width: 62ch;
  font-size: var(--text-lg);
  color: var(--color-text-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch-min);
  padding: 0 var(--space-6);
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: var(--color-accent-text);
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-strong) 100%);
  box-shadow: var(--color-shadow-accent);
}

.btn-secondary {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.14);
}

.trust-list,
.currency-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: var(--space-8) 0 0;
  padding: 0;
  list-style: none;
}

.trust-list li,
.pill {
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0 var(--space-4);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-text);
}

button.pill {
  margin: 0;
  font: inherit;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}

.hero-panel-card,
.calculator-card {
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(18, 18, 18, 0.96) 0%, rgba(12, 12, 12, 0.92) 100%);
}

.panel-label,
.calculator-note,
.result-caption,
.footer-label {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.panel-label,
.footer-label {
  margin: 0;
  color: var(--color-text-muted);
}

.hero-stats {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-5);
}

.stat-card {
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--color-bg-strong);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.stat-card strong {
  display: block;
  font-size: var(--text-xl);
  font-family: Georgia, "Times New Roman", serif;
}

.stat-card span {
  display: block;
  margin-top: var(--space-1);
  color: var(--color-text-muted);
}

.stat-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  transition:
    border-color var(--transition),
    background var(--transition),
    transform var(--transition);
}

.stat-card-link:hover {
  border-color: rgba(212, 132, 42, 0.35);
  background: #1a1510;
  transform: translateY(-1px);
}

.stat-card-link:focus-visible {
  outline: 2px solid var(--color-accent-strong);
  outline-offset: 3px;
}

.quote-card {
  margin-top: var(--space-5);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(212, 132, 42, 0.14), rgba(212, 132, 42, 0.04));
}

.quote-text,
.quote-author,
.footer-title,
.footer-text,
.review-rating,
.review-name,
.review-text {
  margin: 0;
}

.quote-text {
  font-family: Georgia, "Times New Roman", serif;
  font-size: var(--text-lg);
}

.quote-author {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
}

.overview-grid {
  align-items: start;
}

.about-card {
  padding: var(--space-8);
  border-radius: var(--radius-xl);
}

.section-title {
  font-size: var(--text-2xl);
}

.feature-stack {
  display: grid;
  gap: var(--space-4);
}

.feature-card {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
}

.feature-index {
  display: inline-block;
  margin-bottom: var(--space-4);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-accent-strong);
}

.feature-card h3 {
  margin: 0 0 var(--space-2);
  font-size: var(--text-lg);
}

.feature-card p {
  margin: 0;
  color: var(--color-text-muted);
}

.exchange-grid {
  align-items: center;
}

.calculator-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.calculator-note {
  margin: 0;
  color: var(--color-text-muted);
  text-align: right;
}

.calculator-form {
  display: grid;
  gap: var(--space-6);
}

.calculator-inputs {
  display: grid;
  gap: var(--space-4);
}

.calculator-field {
  display: grid;
  gap: var(--space-2);
}

.calculator-field label {
  font-weight: 700;
}

.calculator-field input,
.calculator-field select {
  width: 100%;
  min-height: var(--touch-min);
  padding: 0 var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-strong);
  background: #0d0d0d;
  color: var(--color-text);
  font: inherit;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.calculator-field input:hover,
.calculator-field select:hover {
  border-color: rgba(255, 255, 255, 0.35);
}

.calculator-field input:focus,
.calculator-field select:focus {
  outline: none;
  background: #111111;
  border-color: var(--color-accent-light);
  box-shadow: 0 0 0 4px var(--color-accent-soft);
}

.calculator-field input[aria-invalid="true"] {
  border-color: var(--color-accent-light);
  box-shadow: 0 0 0 4px var(--color-accent-soft);
}

.input-hint {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

.calculator-result {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: #ffffff;
  color: #050505;
}

.result-caption {
  color: rgba(5, 5, 5, 0.66);
}

.result-line {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  align-items: center;
  font-size: clamp(1.35rem, 2vw, 1.8rem);
  font-family: Georgia, "Times New Roman", serif;
}

.result-from {
  color: rgba(5, 5, 5, 0.62);
}

.result-arrow {
  color: rgba(5, 5, 5, 0.32);
}

.result-to {
  color: #000;
}

.result-rate {
  color: rgba(5, 5, 5, 0.66);
}

.calculator-result.is-error {
  background: #1a1a1a;
}

.calculator-result.is-error .result-caption,
.calculator-result.is-error .result-rate,
.calculator-result.is-error .result-from {
  color: rgba(255, 255, 255, 0.72);
}

.reviews-marquee {
  position: relative;
  margin-top: var(--space-8);
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent);
}

.reviews-track {
  display: flex;
  width: max-content;
  animation: reviews-marquee 90s linear infinite;
}

.reviews-marquee:hover .reviews-track {
  animation-play-state: paused;
}

.reviews-set {
  display: flex;
  gap: var(--space-5);
  flex-shrink: 0;
  padding-right: var(--space-5);
}

.review-card {
  flex: 0 0 min(320px, 78vw);
  width: min(320px, 78vw);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
}

.review-rating {
  color: var(--color-highlight);
  letter-spacing: 0.12em;
}

.review-name {
  margin-top: var(--space-3);
  font-size: var(--text-lg);
}

.review-text {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
}

@keyframes reviews-marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .reviews-marquee {
    overflow-x: auto;
    mask-image: none;
    -webkit-mask-image: none;
  }

  .reviews-track {
    animation: none;
  }

  .reviews-set[aria-hidden="true"] {
    display: none;
  }
}

.channel-section {
  padding-top: var(--space-6);
}

.channel-banner {
  position: relative;
  display: grid;
  gap: var(--space-5);
  align-items: center;
  overflow: hidden;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(212, 132, 42, 0.18);
  background:
    linear-gradient(135deg, rgba(212, 132, 42, 0.12) 0%, rgba(212, 132, 42, 0.03) 45%, rgba(0, 0, 0, 0.35) 100%),
    #111111;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--color-shadow);
  transition:
    transform var(--transition),
    border-color var(--transition),
    background var(--transition);
}

.channel-banner:hover {
  transform: translateY(-2px);
  border-color: rgba(212, 132, 42, 0.35);
}

.channel-banner:focus-visible {
  outline: 2px solid var(--color-accent-strong);
  outline-offset: 3px;
}

.channel-banner-glow {
  position: absolute;
  width: 18rem;
  height: 18rem;
  right: -4rem;
  top: -8rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 132, 42, 0.22) 0%, transparent 70%);
  pointer-events: none;
}

.channel-banner-icon {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-strong) 100%);
  color: var(--color-accent-text);
  box-shadow: var(--color-shadow-accent);
}

.channel-banner-copy {
  position: relative;
  max-width: 40rem;
}

.channel-banner-label {
  margin: 0;
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.58);
}

.channel-banner-title {
  margin: var(--space-2) 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.35rem, 2vw + 0.6rem, 1.85rem);
  line-height: 1.2;
  max-width: 22ch;
}

.channel-banner-text {
  margin: var(--space-3) 0 0;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.5;
}

.channel-banner-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  width: fit-content;
  min-height: var(--touch-min);
  padding: 0 var(--space-5);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-strong) 100%);
  color: var(--color-accent-text);
  font-size: var(--text-sm);
  transition: background var(--transition), transform var(--transition);
}

.channel-banner:hover .channel-banner-cta {
  background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
}

.footer {
  position: relative;
  padding: var(--space-16) 0 var(--space-10);
  background:
    radial-gradient(ellipse 70% 80% at 0% 0%, rgba(212, 132, 42, 0.08), transparent 55%),
    linear-gradient(180deg, #0a0a0a 0%, #050505 100%);
  color: #ffffff;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-shell {
  display: grid;
  gap: var(--space-8);
  align-items: start;
}

.footer-brand {
  max-width: 28rem;
}

.footer-title {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.4rem, 2vw + 0.8rem, 1.85rem);
  letter-spacing: 0.02em;
}

.footer-text {
  margin: var(--space-3) 0 0;
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.55;
}

.footer-col {
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

.footer-link {
  width: fit-content;
  color: #ffffff;
  text-decoration: none;
  font-size: var(--text-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
  transition: border-color var(--transition), color var(--transition);
}

.footer-link:hover {
  color: var(--color-accent-light);
  border-bottom-color: var(--color-accent);
}

.footer-value {
  margin: 0;
  max-width: 16rem;
  font-size: var(--text-lg);
  line-height: 1.45;
}

.footer-meta {
  margin: 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: var(--text-sm);
}

.footer-legal {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: grid;
  gap: var(--space-3);
  color: rgba(255, 255, 255, 0.42);
  font-size: var(--text-xs);
  line-height: 1.5;
}

.footer-legal p {
  margin: 0;
}

.footer-copy {
  color: rgba(255, 255, 255, 0.58);
}

.footer-regs {
  display: grid;
  gap: var(--space-1);
}

@media (min-width: 720px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.8fr);
  }

  .overview-grid,
  .exchange-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .calculator-inputs {
    grid-template-columns: minmax(0, 1fr) 8rem;
    align-items: end;
  }

  .footer-shell {
    grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 0.7fr));
    gap: var(--space-10);
  }

  .footer-legal {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: var(--space-6);
  }

  .footer-regs {
    text-align: right;
  }

  .channel-banner {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: var(--space-6);
  }

  .channel-banner-title {
    max-width: 28ch;
  }
}

@media (min-width: 1040px) {
  .section {
    padding-top: var(--space-12);
  }
}

@media (max-width: 719px) {
  .site-header {
    position: static;
  }

  .header-shell,
  .calculator-heading {
    flex-direction: column;
    align-items: stretch;
  }

  .calculator-note {
    text-align: left;
  }

  .hero-copy,
  .hero-panel-card,
  .about-card,
  .calculator-card {
    padding: var(--space-6);
  }
}