/* ─── Reset & Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: #0A192F;
  color: #E0F7FA;
  line-height: 1.7;
  font-size: 16px;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ─── Variables ────────────────────────────────────────────────────────────── */
:root {
  --cyan:          #00E5FF;
  --cyan-dim:      #00BCD4;
  --cyan-dark:     #062840;
  --cyan-deeper:   #041825;
  --surface:       #0A192F;
  --surface-card:  #112240;
  --surface-elev:  #1A2F4E;
  --green:         #00E676;
  --green-bg:      #0A2E1A;
  --green-dim:     #69F0AE;
  --red:           #FF5252;
  --red-bg:        #2E0A0A;
  --amber:         #FFD740;
  --blue:          #40C4FF;
  --text:          #E0F7FA;
  --text-2:        #80DEEA;
  --text-3:        #4A7B8C;
  --border:        rgba(128,222,234,0.13);
  --border-strong: rgba(0,229,255,0.28);
}

/* ─── Container ────────────────────────────────────────────────────────────── */
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ─── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 10px 22px; border-radius: 10px;
  font-weight: 600; font-size: 14px; cursor: pointer; transition: all 0.2s;
  border: 1px solid transparent;
}
.btn-primary { background: var(--cyan); color: #000; }
.btn-primary:hover { background: #00F5FF; transform: translateY(-1px); box-shadow: 0 4px 20px rgba(0,229,255,0.35); }
.btn-ghost { background: transparent; color: var(--text-2); border-color: var(--border); }
.btn-ghost:hover { background: var(--surface-card); color: var(--text); border-color: var(--border-strong); }
.btn-lg { padding: 14px 30px; font-size: 15px; border-radius: 12px; }

/* ─── Header ───────────────────────────────────────────────────────────────── */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,25,47,0.96);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; height: 64px; gap: 32px; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 18px; color: var(--cyan); flex-shrink: 0; }
.logo-icon { font-size: 20px; }
.nav-links { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.nav-links a { color: var(--text-2); font-size: 14px; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--cyan); }
.nav .btn { flex-shrink: 0; margin-left: 16px; }
.mobile-menu-btn { display: none; background: none; border: none; color: var(--text-2); font-size: 22px; cursor: pointer; margin-left: auto; }
.mobile-menu { display: none; flex-direction: column; gap: 16px; padding: 16px 24px 20px; background: var(--surface-card); border-top: 1px solid var(--border); }
.mobile-menu a { color: var(--text-2); font-size: 15px; font-weight: 500; }
.mobile-menu a:hover { color: var(--cyan); }
.mobile-menu.open { display: flex; }

/* ─── Hero ─────────────────────────────────────────────────────────────────── */
.hero {
  padding: 110px 0 90px;
  background: radial-gradient(ellipse 90% 60% at 50% -5%, rgba(0,229,255,0.12), transparent);
  text-align: center;
}
.hero-badge {
  display: inline-block; background: rgba(0,229,255,0.1);
  border: 1px solid var(--border-strong); color: var(--cyan);
  padding: 6px 18px; border-radius: 24px; font-size: 13px; font-weight: 600; margin-bottom: 26px;
}
.hero-title { font-size: clamp(36px, 6vw, 66px); font-weight: 800; line-height: 1.1; margin-bottom: 22px; color: var(--text); }
.gradient-text {
  background: linear-gradient(135deg, var(--cyan), #00BCD4, var(--blue));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-subtitle { font-size: 18px; color: var(--text-2); max-width: 640px; margin: 0 auto 38px; line-height: 1.75; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 64px; }
.hero-stats {
  display: inline-flex; align-items: center;
  background: var(--surface-card); border: 1px solid var(--border);
  border-radius: 18px; padding: 22px 36px; gap: 0; flex-wrap: wrap;
}
.stat { text-align: center; padding: 0 30px; }
.stat-num { display: block; font-size: 30px; font-weight: 800; color: var(--cyan); }
.stat-label { font-size: 12px; color: var(--text-3); font-weight: 500; }
.stat-divider { width: 1px; height: 44px; background: var(--border); }

/* ─── Section Labels ───────────────────────────────────────────────────────── */
.section-label { display: inline-block; color: var(--cyan); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 12px; }
.section-title { font-size: clamp(26px, 4vw, 44px); font-weight: 800; color: var(--text); margin-bottom: 16px; line-height: 1.2; }
.section-sub { color: var(--text-2); font-size: 17px; max-width: 580px; margin: 0 auto 44px; line-height: 1.7; }

/* ─── Signal Preview ───────────────────────────────────────────────────────── */
.signal-preview { padding: 88px 0; background: #071325; text-align: center; }
.signal-preview .section-title { margin-bottom: 50px; }
.signals-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; max-width: 1040px; margin: 0 auto; }
.signal-card { background: var(--surface-card); border: 1px solid var(--border); border-radius: 18px; padding: 22px; text-align: left; }
.signal-card.signal-buy { border-color: rgba(0,230,118,0.2); }
.signal-card.signal-sell { border-color: rgba(255,82,82,0.2); }
.signal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.signal-asset { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 14px; }
.asset-badge { background: rgba(0,229,255,0.13); color: var(--cyan); padding: 3px 10px; border-radius: 6px; font-weight: 700; font-size: 12px; }
.asset-badge.eth { background: rgba(206,203,246,0.1); color: #B0BEC5; }
.asset-badge.sol { background: rgba(29,158,117,0.15); color: #4DB6AC; }
.asset-badge.avax { background: rgba(255,82,82,0.12); color: #EF9A9A; }
.signal-type { font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 6px; }
.signal-type.strong-buy { background: var(--green-bg); color: var(--green); border: 1px solid rgba(0,230,118,0.3); }
.signal-type.buy { background: rgba(0,230,118,0.07); color: var(--green-dim); border: 1px solid rgba(105,240,174,0.22); }
.signal-type.strong-sell { background: var(--red-bg); color: var(--red); border: 1px solid rgba(255,82,82,0.3); }
.signal-price { font-size: 22px; font-weight: 800; color: var(--text); margin-bottom: 14px; }
.sparkline { height: 32px; background: linear-gradient(90deg, transparent, rgba(0,230,118,0.18) 60%, rgba(0,230,118,0.35)); border-radius: 4px; margin-bottom: 12px; position: relative; overflow: hidden; }
.sparkline::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px; background: var(--green); border-radius: 2px; }
.signal-levels { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.level { display: flex; justify-content: space-between; font-size: 12px; }
.level-label { color: var(--text-3); }
.level-val { font-weight: 600; }
.level-val.blue { color: var(--cyan); }
.level-val.red { color: var(--red); }
.level-val.green { color: var(--green); }
.signal-meta { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.meta-chip { background: var(--surface-elev); color: var(--text-2); padding: 3px 8px; border-radius: 5px; font-size: 11px; font-weight: 500; }
.execute-badge { background: var(--green-bg); color: var(--green); border: 1px solid rgba(0,230,118,0.4); padding: 3px 8px; border-radius: 5px; font-size: 11px; font-weight: 700; margin-left: auto; }
.mtf-badge { background: rgba(0,229,255,0.08); color: var(--cyan); border: 1px solid var(--border-strong); padding: 3px 8px; border-radius: 5px; font-size: 11px; font-weight: 600; }

/* ─── Features ─────────────────────────────────────────────────────────────── */
.features { padding: 100px 0; text-align: center; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; margin-top: 50px; }
.feature-card { background: var(--surface-card); border: 1px solid var(--border); border-radius: 18px; padding: 28px; text-align: left; transition: border-color 0.2s, transform 0.2s; }
.feature-card:hover { border-color: var(--border-strong); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,229,255,0.08); }
.feature-icon { font-size: 28px; margin-bottom: 14px; }
.feature-card h3 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-2); line-height: 1.65; }
.feature-tag { display: inline-block; background: rgba(0,229,255,0.1); color: var(--cyan); font-size: 10px; font-weight: 700; padding: 2px 8px; border-radius: 4px; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 8px; }
.feature-tag.premium { background: rgba(255,215,64,0.1); color: var(--amber); }
.feature-tag.new { background: rgba(0,230,118,0.08); color: var(--green-dim); }

/* ─── How It Works ─────────────────────────────────────────────────────────── */
.how-it-works { padding: 100px 0; background: #071325; text-align: center; }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; margin-top: 50px; }
.step { display: flex; flex-direction: column; align-items: center; background: var(--surface-card); border: 1px solid var(--border); border-radius: 18px; padding: 34px 24px; text-align: center; }
.step-num { width: 50px; height: 50px; border-radius: 50%; background: linear-gradient(135deg, var(--cyan), var(--cyan-dim)); display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 800; color: #000; margin-bottom: 18px; }
.step-content h3 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.step-content p { font-size: 14px; color: var(--text-2); line-height: 1.65; }

/* ─── Exchange Banner ──────────────────────────────────────────────────────── */
.exchanges { padding: 64px 0; text-align: center; }
.exchange-row { display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.exchange-chip { background: var(--surface-card); border: 1px solid var(--border); border-radius: 10px; padding: 10px 20px; font-size: 14px; font-weight: 600; color: var(--text-2); }
.exchange-chip span { color: var(--text-3); font-size: 12px; margin-left: 6px; }
.coverage-note { margin-top: 16px; font-size: 13px; color: var(--text-3); }
.coverage-note strong { color: var(--cyan); }

/* ─── Pricing ──────────────────────────────────────────────────────────────── */
.pricing { padding: 100px 0; text-align: center; }
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 24px; max-width: 780px; margin: 50px auto 0; }
.pricing-card { background: var(--surface-card); border: 1px solid var(--border); border-radius: 22px; padding: 38px; text-align: left; position: relative; }
.pricing-featured { border-color: var(--cyan); background: linear-gradient(145deg, var(--surface-card), rgba(0,229,255,0.05)); }
.pricing-badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--cyan); color: #000; font-size: 11px; font-weight: 700; padding: 4px 16px; border-radius: 20px; white-space: nowrap; }
.pricing-tier { font-size: 12px; font-weight: 700; color: var(--cyan); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 8px; }
.pricing-price { font-size: 34px; font-weight: 800; color: var(--text); margin-bottom: 4px; }
.pricing-price span { font-size: 14px; font-weight: 400; color: var(--text-2); }
.pricing-note { font-size: 12px; color: var(--amber); margin-bottom: 22px; }
.pricing-features { display: flex; flex-direction: column; gap: 10px; margin: 22px 0 30px; }
.pricing-features li { font-size: 14px; color: var(--text-2); display: flex; align-items: flex-start; gap: 8px; }
.pricing-features li.included { color: var(--text); }
.pricing-features li.excluded { opacity: 0.4; }
.pricing-disclaimer { font-size: 12px; color: var(--text-3); max-width: 700px; margin: 28px auto 0; line-height: 1.65; }

/* ─── Download ─────────────────────────────────────────────────────────────── */
.download { padding: 100px 0; text-align: center; background: radial-gradient(ellipse 70% 60% at 50% 100%, rgba(0,229,255,0.1), transparent); }
.download-actions { margin: 34px 0 18px; }
.download-note { font-size: 13px; color: var(--text-3); }

/* ─── Footer ───────────────────────────────────────────────────────────────── */
.footer { background: var(--surface-card); border-top: 1px solid var(--border); padding: 64px 0 36px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 44px; margin-bottom: 52px; }
.footer-brand .logo { margin-bottom: 14px; }
.footer-brand p { font-size: 14px; color: var(--text-2); line-height: 1.65; max-width: 270px; }
.footer-links h4 { font-size: 12px; font-weight: 700; color: var(--text); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; }
.footer-links a { font-size: 14px; color: var(--text-2); padding: 5px 0; transition: color 0.2s; }
.footer-links a:hover { color: var(--cyan); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 26px; display: flex; flex-direction: column; gap: 12px; align-items: center; text-align: center; }
.footer-bottom p { font-size: 13px; color: var(--text-3); }
.footer-bottom .disclaimer { max-width: 720px; line-height: 1.65; font-size: 12px; }

/* ─── Legal Pages ──────────────────────────────────────────────────────────── */
.legal-page { padding: 60px 0 100px; }
.legal-container { max-width: 780px; }
.legal-container h1 { font-size: 40px; font-weight: 800; color: var(--text); margin-bottom: 8px; }
.legal-updated { font-size: 13px; color: var(--text-3); margin-bottom: 36px; }
.legal-warning { background: rgba(255,82,82,0.08); border: 1px solid rgba(255,82,82,0.25); border-radius: 12px; padding: 16px 20px; font-size: 14px; color: #EF9A9A; line-height: 1.65; margin-bottom: 36px; }
.legal-container h2 { font-size: 22px; font-weight: 700; color: var(--text); margin: 38px 0 12px; padding-top: 8px; border-top: 1px solid var(--border); }
.legal-container h3 { font-size: 16px; font-weight: 600; color: var(--text); margin: 20px 0 8px; }
.legal-container p { font-size: 15px; color: var(--text-2); line-height: 1.8; margin-bottom: 14px; }
.legal-container ul { list-style: none; display: flex; flex-direction: column; gap: 8px; margin: 10px 0 14px 20px; }
.legal-container ul li { font-size: 15px; color: var(--text-2); line-height: 1.7; position: relative; padding-left: 16px; }
.legal-container ul li::before { content: '•'; position: absolute; left: 0; color: var(--cyan); }
.legal-container strong { color: var(--text); font-weight: 600; }

/* ─── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .nav-links, .nav .btn:not(.mobile-menu-btn) { display: none; }
  .mobile-menu-btn { display: block; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .stat-divider { width: 80px; height: 1px; }
}
@media (max-width: 600px) {
  .hero { padding: 64px 0 52px; }
  .hero-title { font-size: 32px; }
  .hero-subtitle { font-size: 16px; }
  .footer-grid { grid-template-columns: 1fr; }
  .signals-grid, .pricing-grid, .steps, .features-grid { grid-template-columns: 1fr; }
  .hero-stats { padding: 18px 20px; }
  .stat-num { font-size: 24px; }
  .exchange-row { gap: 8px; }
}