@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

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

:root {
  --navy:      #0f172a;
  --navy-light:#1e293b;
  --navy-lighter:#334155;
  --orange:    #f97316;
  --orange-light:#fb923c;
  --orange-dark:#ea580c;
  --blue:      #0ea5e9;
  --blue-light:#38bdf8;
  --cyan:      #06b6d4;
  --slate:     #64748b;
  --slate-light:#94a3b8;
  --white:     #ffffff;
  --off-white: #f8fafc;
  --border:    #e2e8f0;
  --shadow:    0 1px 3px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--off-white);
  color: var(--navy);
  font-size: 16px;
  line-height: 1.6;
}
h1,h2,h3,h4 { font-family: 'Space Grotesk', sans-serif; line-height: 1.2; color: var(--navy); }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* TOPBAR */
.topbar {
  background: var(--navy);
  color: var(--white);
  padding: 10px 0;
  font-size: 0.8rem;
}
.topbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.topbar-left { display: flex; gap: 1.5rem; align-items: center; }
.topbar-item { display: flex; align-items: center; gap: 6px; opacity: 0.8; }
.topbar-right a {
  background: var(--orange);
  color: var(--white);
  padding: 5px 16px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.75rem;
  transition: background 0.2s;
}
.topbar-right a:hover { background: var(--orange-dark); }

/* HEADER */
.header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-dark) 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}
.brand-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--navy);
}
.brand-name span { color: var(--orange); }
.nav { display: flex; gap: 2rem; }
.nav a {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--navy-lighter);
  transition: color 0.2s;
  position: relative;
}
.nav a:hover, .nav a.active { color: var(--orange); }
.nav a.active::after {
  content: '';
  position: absolute;
  bottom: -22px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--orange);
}
.header-btn {
  background: var(--orange);
  color: var(--white);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 10px 22px;
  border-radius: 6px;
  transition: background 0.2s, transform 0.1s;
}
.header-btn:hover { background: var(--orange-dark); transform: translateY(-1px); }

/* HERO */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, #1e293b 100%);
  color: var(--white);
  padding: 4rem 2rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(249,115,22,0.15) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.hero-content {
  max-width: 680px;
}
.hero-label {
  display: inline-block;
  background: rgba(249,115,22,0.2);
  color: var(--orange-light);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 6px 14px;
  border-radius: 4px;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}
.hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  margin-bottom: 1.25rem;
  color: var(--white);
}
.hero h1 .highlight { color: var(--orange-light); }
.hero-text {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: 2rem;
  line-height: 1.7;
}
.hero-coins {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 8px;
  padding: 12px 20px;
  margin-bottom: 2rem;
}
.hero-coins-icon {
  font-size: 1.8rem;
}
.hero-coins-text strong {
  display: block;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--orange-light);
}
.hero-coins-text span { font-size: 0.82rem; opacity: 0.7; }
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-primary {
  background: var(--orange);
  color: var(--white);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 32px;
  border-radius: 6px;
  transition: background 0.2s, transform 0.15s;
  display: inline-block;
}
.btn-primary:hover { background: var(--orange-dark); transform: translateY(-2px); }
.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 12px 28px;
  border-radius: 6px;
  transition: border-color 0.2s;
  display: inline-block;
}
.btn-secondary:hover { border-color: var(--orange); }

/* FEATURES BAR */
.features-bar {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 2rem;
}
.features-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-around;
  gap: 2rem;
  flex-wrap: wrap;
}
.feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--navy-lighter);
}
.feature-icon { color: var(--orange); font-size: 1.1rem; }

/* SECTION */
.section { padding: 4rem 2rem; }
.section-container { max-width: 1200px; margin: 0 auto; }
.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}
.section-label {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 0.75rem;
}
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 1rem;
}
.section-desc { font-size: 1.05rem; color: var(--slate); line-height: 1.7; }

/* CARD GRID */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.info-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 2rem 1.75rem;
  transition: box-shadow 0.3s, transform 0.2s;
}
.info-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.info-card-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, rgba(249,115,22,0.1) 0%, rgba(14,165,233,0.1) 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}
.info-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.75rem; }
.info-card p { font-size: 0.92rem; color: var(--slate); line-height: 1.65; margin: 0; }

/* SPLIT SECTION */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.split-img {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 2.5rem;
  box-shadow: var(--shadow);
}
.split-content h3 { font-size: 1.6rem; font-weight: 800; margin-bottom: 1rem; }
.split-content p { color: var(--slate); margin-bottom: 1.5rem; line-height: 1.7; }
.check-list { list-style: none; margin-top: 1.5rem; }
.check-list li {
  padding: 0.75rem 0;
  padding-left: 2rem;
  position: relative;
  color: var(--navy-lighter);
  border-bottom: 1px solid var(--border);
}
.check-list li:last-child { border: none; }
.check-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 22px;
  height: 22px;
  background: var(--orange);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
}

/* CTA BOX */
.cta-box {
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-dark) 100%);
  color: var(--white);
  border-radius: 12px;
  padding: 3rem 2.5rem;
  text-align: center;
  margin-top: 3rem;
}
.cta-box h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; margin-bottom: 1rem; color: var(--white); }
.cta-box p { opacity: 0.9; margin-bottom: 2rem; font-size: 1.05rem; }
.cta-box .btn-primary { background: var(--white); color: var(--orange); }
.cta-box .btn-primary:hover { background: var(--off-white); }

/* FOOTER */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,0.7);
  padding: 3.5rem 2rem 2rem;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand p { font-size: 0.88rem; margin-top: 1rem; line-height: 1.7; }
.footer-col h5 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--white);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.7rem; }
.footer-col ul li a { font-size: 0.85rem; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--orange-light); }
.footer-bottom {
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-bottom p { font-size: 0.78rem; margin: 0; }
.footer-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.footer-tag {
  background: rgba(249,115,22,0.15);
  color: var(--orange-light);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 4px;
}

/* PAGE HEADER */
.page-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 3rem 2rem;
  text-align: center;
}
.page-header h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: 0.75rem; }
.page-header p { color: var(--slate); font-size: 1.05rem; }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .split { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .topbar-left { flex-direction: column; gap: 0.5rem; align-items: flex-start; }
  .nav { display: none; }
  .grid-3 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 3rem 1.5rem; }
  .section { padding: 3rem 1.5rem; }
}