:root {
  --bg: #000000;
  --green: #c1f11d;
  --green-hover: #d4ff33;
  --text: #ffffff;
  --text-dim: rgba(255,255,255,0.6);
  --card-bg: #0d0d0d;
  --card-border: rgba(255,255,255,0.1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  font-weight: 600;
}

.navbar-logo-img {
  height: 66px;
  width: auto;
}

.hero-logo-img {
  height: 100px;
  width: auto;
}

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

.lang-select {
  font-size: 14px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 4px;
  margin-right: 8px;
}

.chevron { font-size: 10px; }

.btn {
  display: inline-block;
  padding: 10px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease;
  white-space: nowrap;
}

.btn-outline {
  border: 1px solid var(--green);
  color: var(--green);
  background: transparent;
}
.btn-outline:hover { background: rgba(193,241,29,0.1); }

.btn-solid {
  background: var(--green);
  color: #000;
  border: 1px solid var(--green);
}
.btn-solid:hover { background: var(--green-hover); }

.btn-lg {
  padding: 14px 30px;
  font-size: 15px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.hamburger span {
  width: 22px;
  height: 2px;
  background: #fff;
}

/* Hero */
.hero {
  position: relative;
  padding: 80px 32px 40px;
  text-align: center;
  overflow: hidden;
}

.hero-controls {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
}

.circle-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: none;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.15s ease;
}
.circle-btn:hover { background: rgba(255,255,255,0.16); }

.hero-content { max-width: 640px; margin: 0 auto; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 14px;
  margin-bottom: 24px;
}
.eyebrow-icon { font-size: 16px; }

.hero h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  font-size: 64px;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero-sub {
  color: var(--text-dim);
  font-size: 17px;
  max-width: 480px;
  margin: 0 auto 32px;
}

.hero-bridge-text {
  margin-top: 26px;
  font-size: 18px;
  font-weight: 400;
  color: var(--text);
}

.hero-graphic {
  height: 320px;
  margin-top: 40px;
  position: relative;
  background: radial-gradient(ellipse at center top, rgba(255,255,255,0.08), transparent 70%);
}

.hero-graphic svg { width: 100%; height: 100%; }

/* Responsive */
@media (max-width: 768px) {
  .header-nav .lang-select { display: none; }
  .hero h1 { font-size: 40px; }
}