/* RTX — NVIDIA StockFi four.meme token site */
:root {
  --nvidia: #76B900;
  --nvidia-dark: #5a8f00;
  --nvidia-light: #9be12e;
  --bg: #030308;
  --surface: #0a0a0f;
  --card: rgba(255, 255, 255, 0.03);
  --card-hover: rgba(118, 185, 0, 0.06);
  --text: #f4f4f5;
  --muted: #a1a1aa;
  --border: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(118, 185, 0, 0.25);
  --radius: 24px;
  --font-display: 'Orbitron', 'Noto Sans SC', sans-serif;
  --font-body: 'Noto Sans SC', 'Orbitron', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
}

/* Background effects */
.noise {
  position: fixed; inset: 0; pointer-events: none; z-index: -3;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.04;
}
.spotlight {
  position: fixed; border-radius: 50%; filter: blur(140px); pointer-events: none; z-index: -2;
  opacity: 0.22;
}
.s1 { width: 560px; height: 560px; background: var(--nvidia); top: -180px; left: 50%; transform: translateX(-50%); }
.s2 { width: 360px; height: 360px; background: #4CAF50; bottom: 8%; right: -120px; }
.s3 { width: 260px; height: 260px; background: var(--nvidia-light); bottom: 25%; left: -80px; opacity: 0.12; }

.container { width: min(1120px, 92%); margin: 0 auto; }
.glass {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Nav */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 18px 0;
  transition: background 0.3s, box-shadow 0.3s;
}
.nav.scrolled {
  background: rgba(3, 3, 8, 0.9);
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; }
.logo {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 800;
  color: var(--text); text-decoration: none; display: flex; align-items: center; gap: 10px;
}
.logo-img {
  width: 42px; height: 42px; border-radius: 50%; object-fit: cover;
  border: 2px solid var(--nvidia); box-shadow: 0 0 14px rgba(118,185,0,0.35);
}
.logo-text { font-size: 1.5rem; font-weight: 800; letter-spacing: 1px; }
.nav-right { display: flex; align-items: center; gap: 16px; }
.lang-toggle {
  background: rgba(255,255,255,0.04); border: 1px solid var(--border); border-radius: 999px;
  color: var(--muted); padding: 6px 10px; cursor: pointer; font-size: 0.8rem;
  display: flex; align-items: center; gap: 6px;
}
.lang-option { padding: 2px 6px; border-radius: 999px; transition: 0.2s; }
.lang-option.active { background: var(--nvidia); color: #000; font-weight: 700; }
.menu-toggle {
  display: none; flex-direction: column; gap: 5px; background: transparent; border: none; cursor: pointer;
  padding: 6px;
}
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: 0.25s; }
.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.nav-links {
  display: flex; gap: 32px; list-style: none;
}
.nav-links a {
  color: var(--muted); text-decoration: none; font-weight: 500; font-size: 0.95rem;
  transition: color 0.2s; position: relative;
}
.nav-links a:hover { color: var(--nvidia-light); }
.nav-links a::after {
  content: ''; position: absolute; bottom: -6px; left: 0; width: 0; height: 2px;
  background: var(--nvidia); transition: width 0.25s; border-radius: 2px;
}
.nav-links a:hover::after { width: 100%; }

/* Hero */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 140px 0 80px; text-align: center; position: relative;
}
.hero-inner { display: flex; flex-direction: column; align-items: center; gap: 26px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(118,185,0,0.1); border: 1px solid rgba(118,185,0,0.25);
  color: var(--nvidia-light); padding: 8px 16px; border-radius: 999px;
  font-family: var(--font-display); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.5px;
}
.hero-logo-wrap {
  position: relative; width: 180px; height: 180px; border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(118,185,0,0.15), transparent 70%);
}
.hero-logo {
  width: 100%; height: 100%; border-radius: 50%; object-fit: cover;
  border: 3px solid rgba(118,185,0,0.4); box-shadow: 0 0 60px rgba(118,185,0,0.25);
  animation: float 5s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.hero-title {
  font-family: var(--font-display); font-size: clamp(4rem, 12vw, 8rem); font-weight: 900;
  line-height: 1; letter-spacing: 4px;
  background: linear-gradient(180deg, #ffffff 0%, var(--nvidia-light) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-sub {
  font-size: 1.3rem; font-weight: 700; color: var(--nvidia-light); margin-top: -8px;
}
.hero-desc {
  max-width: 640px; color: var(--muted); font-size: 1.05rem;
}
.hero-ca {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap; justify-content: center;
  background: rgba(255,255,255,0.03); border: 1px solid var(--border); border-radius: 16px;
  padding: 12px 18px; max-width: 720px;
}
.ca-label { color: var(--muted); font-size: 0.8rem; }
.ca-value {
  font-family: var(--font-display); font-weight: 700; color: var(--nvidia-light);
  font-size: 0.85rem; letter-spacing: 0.5px;
}
.ca-copy {
  padding: 6px 12px; border-radius: 8px; border: 1px solid var(--border);
  background: rgba(118,185,0,0.12); color: var(--nvidia-light); font-weight: 600;
  cursor: pointer; transition: all 0.2s; font-size: 0.8rem;
}
.ca-copy:hover { background: var(--nvidia); color: #000; }
.ca-copy.copied { background: rgba(0,230,118,0.2); color: #00ff77; }
.ca-copy:disabled { opacity: 0.45; cursor: not-allowed; }

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px; border-radius: 12px; font-weight: 700; font-size: 0.95rem;
  text-decoration: none; transition: all 0.25s; border: 1px solid transparent;
}
.btn-primary {
  background: var(--nvidia); color: #000; border-color: var(--nvidia);
  box-shadow: 0 8px 24px rgba(118,185,0,0.25);
}
.btn-primary:hover {
  background: var(--nvidia-light); border-color: var(--nvidia-light);
  transform: translateY(-2px); box-shadow: 0 12px 32px rgba(118,185,0,0.35);
}
.btn-ghost {
  background: transparent; color: var(--text); border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--nvidia); color: var(--nvidia-light); background: rgba(118,185,0,0.06); }

.hero-stats {
  display: flex; gap: 18px; flex-wrap: wrap; justify-content: center; margin-top: 10px;
}
.stat-card {
  min-width: 140px; padding: 22px 26px; text-align: center;
  background: var(--card); border: 1px solid var(--border); border-radius: 18px;
  transition: all 0.25s;
}
.stat-card:hover { border-color: var(--border-glow); background: var(--card-hover); transform: translateY(-4px); }
.stat-value {
  display: block; font-family: var(--font-display); font-size: 1.8rem; font-weight: 800;
  color: var(--nvidia-light); margin-bottom: 4px;
}
.stat-label { color: var(--muted); font-size: 0.85rem; }

/* Sections */
.section { padding: 100px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.eyebrow {
  display: inline-block; color: var(--nvidia); font-family: var(--font-display);
  font-size: 0.8rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 14px;
}
.section-title { font-size: clamp(1.8rem, 5vw, 2.6rem); font-weight: 800; margin-bottom: 16px; }
.section-desc { color: var(--muted); font-size: 1.05rem; }

.partners { text-align: center; margin-bottom: 60px; }
.partners-label {
  color: var(--muted); font-size: 0.85rem; letter-spacing: 1.5px;
  text-transform: uppercase; margin-bottom: 22px;
}
.partners-track {
  overflow: hidden; mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}
.partners-items {
  display: flex; gap: 48px; width: max-content;
  animation: scroll-partners 24s linear infinite;
}
.partner-logo {
  font-family: var(--font-display); font-weight: 700; font-size: 1.1rem;
  color: #fff; white-space: nowrap; text-shadow: 0 0 14px rgba(118,185,0,0.55);
  display: flex; align-items: center; gap: 10px;
  transition: color 0.25s, text-shadow 0.25s;
}
.partner-logo:hover { color: var(--nvidia-light); text-shadow: 0 0 22px rgba(118,185,0,0.9); }
.partner-logo::before {
  content: ''; display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--nvidia); opacity: 0.6;
}
@keyframes scroll-partners {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* About */
.about-head { text-align: center; margin-bottom: 60px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.feature-card {
  padding: 32px 24px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  transition: all 0.25s; position: relative; overflow: hidden;
}
.feature-card:hover { border-color: var(--border-glow); background: var(--card-hover); transform: translateY(-5px); }
.feature-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--nvidia), transparent); opacity: 0.6;
}
.feature-icon {
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 800; color: var(--nvidia);
  margin-bottom: 18px;
}
.feature-card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.feature-card p { color: var(--muted); font-size: 0.92rem; line-height: 1.6; }

/* Dividend */
.dividend { background: linear-gradient(180deg, transparent 0%, rgba(118,185,0,0.03) 50%, transparent 100%); }
.dividend-layout { display: grid; grid-template-columns: 1fr 1.2fr 1fr; gap: 24px; margin-bottom: 36px; }
.dividend-main, .dividend-steps, .dividend-cycle { padding: 32px; }
.dividend-main h3, .dividend-steps h3, .dividend-cycle h3 { font-size: 1.15rem; margin-bottom: 18px; color: var(--nvidia-light); }
.dividend-big {
  font-family: var(--font-display); font-size: 1.6rem; font-weight: 800; color: var(--nvidia-light);
  margin-bottom: 12px;
}
.dividend-main p, .dividend-cycle p { color: var(--muted); font-size: 0.92rem; line-height: 1.6; }
.dividend-steps ul { list-style: none; display: flex; flex-direction: column; gap: 16px; }
.dividend-steps li {
  display: flex; align-items: flex-start; gap: 12px; color: var(--muted); font-size: 0.92rem; line-height: 1.55;
}
.step-num {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
  background: rgba(118,185,0,0.15); border: 1px solid var(--border-glow);
  color: var(--nvidia-light); font-family: var(--font-display); font-size: 0.75rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.dividend-steps li strong { color: var(--text); font-weight: 600; }
.dividend-cta {
  text-align: center; padding: 28px; font-size: 1.15rem; font-weight: 700;
  color: var(--nvidia-light); border-radius: var(--radius);
  border: 1px solid var(--border-glow); background: rgba(118,185,0,0.08);
}

/* Tokenomics */
.tokenomics-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.tokenomics-card {
  padding: 32px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  position: relative; overflow: hidden; transition: all 0.25s;
}
.tokenomics-card:hover { border-color: var(--border-glow); background: var(--card-hover); transform: translateY(-5px); }
.t-num {
  position: absolute; top: 18px; right: 22px;
  font-family: var(--font-display); font-size: 0.85rem; font-weight: 700; color: rgba(118,185,0,0.35);
}
.tokenomics-card h4 { font-size: 1.15rem; margin-bottom: 10px; margin-top: 8px; }
.tokenomics-card p { color: var(--muted); font-size: 0.92rem; line-height: 1.6; margin-bottom: 24px; }
.t-value {
  font-family: var(--font-display); font-size: 1.6rem; font-weight: 800; color: var(--nvidia-light);
}

/* Roadmap */
.roadmap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.roadmap-card {
  padding: 30px 26px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  transition: all 0.25s; position: relative;
}
.roadmap-card:hover { border-color: var(--border-glow); background: var(--card-hover); }
.roadmap-card:nth-child(1) { border-color: var(--border-glow); background: var(--card-hover); }
.r-phase {
  display: inline-block; color: var(--nvidia); font-family: var(--font-display);
  font-size: 0.75rem; font-weight: 700; letter-spacing: 1px; margin-bottom: 12px;
}
.roadmap-card h4 { font-size: 1.15rem; margin-bottom: 12px; }
.roadmap-card p { color: var(--muted); font-size: 0.9rem; line-height: 1.55; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 40px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-brand { font-family: var(--font-display); font-size: 1.4rem; font-weight: 800; display: flex; align-items: center; gap: 8px; }
.footer-brand .logo-img { width: 38px; height: 38px; border-radius: 50%; object-fit: cover; border: 2px solid var(--nvidia); box-shadow: 0 0 10px rgba(118,185,0,0.35); }
.footer-brand .logo-text { font-size: 1.4rem; font-weight: 800; }
.footer-copy { color: var(--muted); font-size: 0.85rem; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: var(--muted); text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: var(--nvidia); }

/* Reveal animation */
.section > .container > * { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.section.visible > .container > * { opacity: 1; transform: translateY(0); }


.hero-link-small {
  display: block;
  width: 100%;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  text-decoration: none;
  transition: color 0.2s;
  margin-top: 4px;
}
.hero-link-small:hover { color: var(--nvidia-light); text-decoration: underline; }

/* Responsive */
@media (max-width: 980px) {
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .dividend-layout { grid-template-columns: 1fr; }
  .tokenomics-grid { grid-template-columns: 1fr 1fr; }
  .roadmap-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .menu-toggle { display: flex; }
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(3,3,8,0.98); flex-direction: column; gap: 0;
    padding: 12px 0; border-bottom: 1px solid var(--border);
    transform: translateY(-10px); opacity: 0; pointer-events: none; transition: 0.25s;
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a { display: block; padding: 14px 24px; }
  .hero { padding: 130px 0 60px; }
  .hero-logo-wrap { width: 140px; height: 140px; }
  .hero-sub { font-size: 1.1rem; }
  .hero-desc { font-size: 0.95rem; }
  .hero-ca { flex-direction: column; align-items: stretch; text-align: center; gap: 8px; }
  .ca-value { font-size: 0.75rem; word-break: break-all; }
  .hero-stats { flex-direction: column; width: 100%; }
  .stat-card { width: 100%; }
  .feature-grid, .tokenomics-grid, .roadmap-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .section { padding: 70px 0; }
}