:root {
  --primary: #92D050;
  --primary-hover: #B0F050;
  --primary-pressed: #40A010;
  --brand-black: #092326;
  --bg-1: #0A1518;
  --bg-2: #15252A;
  --bg-3: #1E3338;
  --text: #FFFFFF;
  --text-muted: #9CB2B6;
  --border: rgba(146, 208, 80, 0.15);
  --radius: 14px;
  --radius-lg: 22px;
  --container: 1100px;
  --font-display: 'Agdasima', system-ui, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--brand-black);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(146, 208, 80, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 100% 100%, rgba(146, 208, 80, 0.05), transparent);
  background-attachment: fixed;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ HEADER ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(9, 35, 38, 0.75);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}

.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.brand-logo.small { width: 28px; height: 28px; }

.brand-name {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 1px;
  color: var(--primary);
}

.lang-switch {
  display: flex;
  background: var(--bg-2);
  border-radius: 8px;
  padding: 3px;
  border: 1px solid var(--border);
}

.lang-switch button {
  background: transparent;
  color: var(--text-muted);
  border: none;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s ease;
  font-family: inherit;
}

.lang-switch button[aria-pressed="true"] {
  background: var(--primary);
  color: var(--brand-black);
}

.lang-switch button:hover:not([aria-pressed="true"]) {
  color: var(--text);
}

/* ============ HERO ============ */
.hero {
  padding: 80px 0 100px;
  position: relative;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(56px, 9vw, 96px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -1px;
  margin-bottom: 20px;
  background: linear-gradient(180deg, #FFFFFF 0%, #C5DCC0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-tagline {
  font-size: 20px;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 480px;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 24px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: var(--primary);
  color: var(--brand-black);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(146, 208, 80, 0.3);
}

.btn-primary:active {
  background: var(--primary-pressed);
  transform: translateY(0);
}

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

.btn-ghost:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ============ WATCH MOCKUP ============ */
.hero-visual {
  display: flex;
  justify-content: center;
}

.watch-frame {
  width: 240px;
  height: 290px;
  background: linear-gradient(135deg, #2a2a2a, #1a1a1a);
  border-radius: 50px;
  padding: 20px;
  box-shadow:
    0 0 0 4px #444,
    0 30px 60px rgba(0,0,0,0.5),
    0 0 80px rgba(146, 208, 80, 0.15);
  position: relative;
}

.watch-frame::before {
  content: '';
  position: absolute;
  top: 50%;
  right: -8px;
  transform: translateY(-50%);
  width: 8px;
  height: 40px;
  background: #444;
  border-radius: 0 4px 4px 0;
}

.watch-screen {
  background: #000;
  height: 100%;
  border-radius: 32px;
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow: hidden;
}

.watch-stat {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 4px;
}

.watch-stat-value {
  font-size: 26px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-family: ui-rounded, -apple-system, sans-serif;
}

.watch-stat-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.watch-stat-row > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4px;
}

.watch-stat-row .num {
  font-size: 18px;
  font-weight: 700;
  font-family: ui-rounded, -apple-system, sans-serif;
}

.watch-stat-row .lbl {
  font-size: 10px;
  color: #888;
  margin-top: 2px;
}

.green { color: #4ADE80; }
.red { color: #F87171; }
.orange { color: #FB923C; }
.blue { color: #60A5FA; }

/* ============ SECTIONS ============ */
section {
  padding: 80px 0;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 50px;
  text-align: center;
}

/* ============ FEATURES ============ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all 0.3s ease;
}

.feature-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  background: var(--bg-3);
}

.feature-icon {
  font-size: 36px;
  margin-bottom: 16px;
  display: inline-block;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 22px;
  margin-bottom: 10px;
  color: var(--primary);
}

.feature-card p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* ============ HOW IT WORKS ============ */
.steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 28px;
  max-width: 720px;
  margin: 0 auto;
}

.steps li {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.step-num {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: var(--brand-black);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
}

.steps h3 {
  font-family: var(--font-display);
  font-size: 22px;
  margin-bottom: 6px;
}

.steps p {
  color: var(--text-muted);
}

/* ============ LEGAL / SUPPORT ============ */
.legal {
  background: var(--bg-1);
}

.legal-body {
  max-width: 760px;
  margin: 0 auto;
  font-size: 15px;
  color: var(--text-muted);
}

.legal-body p {
  margin-bottom: 16px;
}

.legal-body h3 {
  font-family: var(--font-display);
  color: var(--text);
  font-size: 24px;
  margin-top: 32px;
  margin-bottom: 16px;
}

.legal-body a {
  color: var(--primary);
  text-decoration: none;
}

.legal-body a:hover {
  color: var(--primary-hover);
}

.legal-meta {
  font-size: 13px;
  font-style: italic;
  margin-top: 24px;
}

details {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 12px;
  transition: border-color 0.2s ease;
}

details:hover { border-color: var(--primary); }

summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--text);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

summary::after {
  content: '+';
  color: var(--primary);
  font-size: 22px;
  transition: transform 0.2s ease;
}

details[open] summary::after {
  transform: rotate(45deg);
}

details > p {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

/* ============ FOOTER ============ */
.site-footer {
  background: var(--brand-black);
  border-top: 1px solid var(--border);
  padding: 40px 0 30px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 30px;
  align-items: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 14px;
}

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

.footer-links {
  display: flex;
  gap: 24px;
  font-size: 14px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.footer-copy {
  grid-column: 1 / -1;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  padding-top: 24px;
  border-top: 1px solid var(--border);
  margin-top: 8px;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 800px) {
  .hero { padding: 40px 0 60px; }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .hero-tagline { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
  section { padding: 60px 0; }
  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-brand { justify-content: center; }
  .footer-links { justify-content: center; flex-wrap: wrap; }
  .steps li { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 500px) {
  .container { padding: 0 18px; }
  .header-inner { padding: 12px 18px; }
  .hero-title { font-size: clamp(44px, 14vw, 64px); }
  .hero-tagline { font-size: 17px; }
  .watch-frame { width: 200px; height: 240px; padding: 16px; }
}