/* Shared styles for all pages */
:root {
  --bg-mint: #D6F5F8;
  --bg-mint-2: #E8F9FB;
  --ink: #0A1420;
  --ink-2: #1A2330;
  --ink-soft: #2A3443;
  --muted: #5A6777;
  --line: rgba(10,20,32,0.08);
  --dark-bg: #0D1620;
  --dark-card: #141F2C;
  --dark-card-2: #1A2533;
  --dark-line: rgba(255,255,255,0.08);
  --dark-text: #E7ECF2;
  --dark-muted: #8A95A5;
  --accent: #22D3EE;
  --accent-2: #06B6D4;
  --accent-soft: #A8EEF7;
  --success: #2FD08F;
  --warn: #F5B544;
  --danger: #F07070;
  --blue: #4F7FF7;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --maxw: 1240px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--ink);
  background: var(--bg-mint);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: 0; }
h1, h2, h3, h4 { font-family: 'Manrope'; font-weight: 700; letter-spacing: -0.02em; margin: 0; line-height: 1.08; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }

/* Nav */
.nav-wrap {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: color-mix(in oklab, var(--bg-mint) 75%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, background .2s;
}
.nav-wrap.scrolled { border-color: var(--line); background: color-mix(in oklab, var(--bg-mint) 92%, transparent); }
nav.top {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; align-items: center; gap: 32px;
  padding: 18px 32px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; letter-spacing: -0.02em; }
.brand-mark {
  width: 30px; height: 30px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #2A3443, #0A1420 70%);
  display: grid; place-items: center; color: var(--accent);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.15) inset;
}
.nav-links { display: flex; gap: 28px; margin-left: 24px; position: relative; }
.nav-links > .nav-item { position: relative; padding: 6px 0; }
.nav-links a, .nav-links button.nav-btn {
  font-weight: 500; font-size: 15px; color: var(--ink-soft);
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 0; background: none; border: 0; cursor: pointer;
}
.nav-links a:hover, .nav-links button.nav-btn:hover { color: var(--ink); }
.nav-links a.current { color: var(--ink); font-weight: 600; }
.nav-links .caret { display: inline-block; font-size: 10px; opacity: 0.6; transition: transform .2s; }
.nav-item.open .caret { transform: rotate(180deg); }

/* Dropdown */
.nav-dropdown {
  position: absolute; top: calc(100% + 14px); left: -16px;
  background: #fff; border: 1px solid var(--line);
  border-radius: 16px; padding: 10px;
  min-width: 320px;
  box-shadow: 0 24px 60px -20px rgba(10,20,32,0.25);
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity .18s, transform .18s, visibility .18s;
  z-index: 60;
}
.nav-item.open .nav-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown a {
  display: flex; gap: 12px; padding: 12px; border-radius: 10px;
  align-items: flex-start;
}
.nav-dropdown a:hover { background: var(--bg-mint-2); }
.nav-dropdown .dd-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--bg-mint); color: var(--ink);
  display: grid; place-items: center; flex-shrink: 0;
}
.nav-dropdown .dd-icon svg { width: 18px; height: 18px; }
.nav-dropdown .dd-title { font-weight: 600; font-size: 14px; color: var(--ink); }
.nav-dropdown .dd-sub { font-size: 12.5px; color: var(--muted); margin-top: 2px; line-height: 1.4; }

.nav-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.nav-right .login { display: flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 500; padding: 10px 14px; border-radius: 100px; color: var(--ink-soft); }
.nav-right .login:hover { background: rgba(10,20,32,0.05); color: var(--ink); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 22px; border-radius: 100px; font-weight: 600; font-size: 15px;
  transition: transform .15s, box-shadow .15s, background .15s, color .15s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: #000; box-shadow: 0 10px 24px -10px rgba(10,20,32,0.4); }
.btn-ghost { background: rgba(10,20,32,0.07); color: var(--ink); }
.btn-ghost:hover { background: rgba(10,20,32,0.12); }
.btn-white { background: #fff; color: var(--ink); box-shadow: 0 1px 2px rgba(10,20,32,0.1); }
.btn-white:hover { box-shadow: 0 10px 24px -10px rgba(10,20,32,0.4); }
.btn-accent { background: var(--accent); color: var(--ink); font-weight: 700; }
.btn-sm { padding: 10px 16px; font-size: 14px; }
.btn-lg { padding: 16px 26px; font-size: 16px; }
.spark { width: 14px; height: 14px; display: inline-block; }
.spark svg { width: 100%; height: 100%; display: block; }

/* Sections */
.section { max-width: var(--maxw); margin: 0 auto; padding: 96px 32px; position: relative; }
.section-dark { background: var(--dark-bg); color: var(--dark-text); }
.section-dark h1, .section-dark h2, .section-dark h3 { color: #fff; }
.pill-label {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 18px; border-radius: 100px;
  background: rgba(10,20,32,0.08);
  font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-soft);
}

/* Page hero common */
.page-hero { text-align: center; padding: 80px 32px 64px; max-width: 960px; margin: 0 auto; }
.page-hero h1 { font-size: clamp(42px, 5.2vw, 72px); letter-spacing: -0.035em; line-height: 1.02; margin: 24px 0 20px; }
.page-hero .accent-text { color: var(--accent-2); }
.page-hero p { font-size: 18px; color: var(--ink-soft); max-width: 620px; margin: 0 auto; }
.page-hero .cta-row { display: flex; gap: 12px; justify-content: center; margin-top: 32px; flex-wrap: wrap; }

/* Footer */
footer { background: var(--dark-bg); color: var(--dark-text); padding: 80px 32px 40px; }
.footer-inner { max-width: var(--maxw); margin: 0 auto; }
.footer-top {
  display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 40px;
  padding-bottom: 48px; border-bottom: 1px solid var(--dark-line);
}
.footer-top .brand-foot { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.footer-top .tagline { color: var(--dark-muted); font-size: 14px; max-width: 260px; }
.footer-col h5 { color: #fff; font-size: 13px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 16px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin: 10px 0; }
.footer-col ul li a { color: var(--dark-muted); font-size: 14px; transition: color .15s; }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bot { display: flex; align-items: center; justify-content: space-between; padding-top: 24px; color: var(--dark-muted); font-size: 13px; flex-wrap: wrap; gap: 16px; }
.footer-bot .socials { display: flex; gap: 14px; }
.footer-bot .socials a {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.05); display: grid; place-items: center;
  transition: background .15s, color .15s; color: var(--dark-muted);
}
.footer-bot .socials a:hover { background: var(--accent); color: var(--ink); }

/* Reveal */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s cubic-bezier(.2,.7,.3,1), transform .7s cubic-bezier(.2,.7,.3,1); }
.reveal.in { opacity: 1; transform: translateY(0); }

/* Mascot placeholder */
.mascot-box {
  background:
    repeating-linear-gradient(135deg, rgba(10,20,32,0.04) 0 2px, transparent 2px 14px),
    radial-gradient(ellipse at 50% 38%, #B7E6EC 0%, #D6F5F8 65%);
  border-radius: 24px;
  display: grid; place-items: center;
  font-family: 'JetBrains Mono'; font-size: 12px; color: var(--ink-soft);
  text-align: center;
}

/* Mobile nav right — hidden on desktop */
.mobile-nav-right { display: none; }
.mobile-menu-btn { display: none; }

/* Mobile sidebar */
.mobile-sidebar-overlay {
  position: fixed; inset: 0; z-index: 9998;
  background: rgba(0,0,0,0.4);
  opacity: 0; visibility: hidden;
  transition: opacity .3s, visibility .3s;
}
.mobile-sidebar-overlay.open { opacity: 1; visibility: visible; }
.mobile-sidebar {
  position: absolute; top: 0; left: 0; bottom: 0;
  width: 300px; max-width: 85vw;
  background: #fff;
  box-shadow: 4px 0 24px rgba(0,0,0,0.15);
  display: flex; flex-direction: column;
  transform: translateX(-100%);
  transition: transform .3s cubic-bezier(.2,.7,.3,1);
}
.mobile-sidebar-overlay.open .mobile-sidebar { transform: translateX(0); }
.mobile-sidebar-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
}
.mobile-sidebar-close {
  background: none; border: none; cursor: pointer; padding: 4px;
  color: var(--ink-soft);
}
.mobile-sidebar-close:hover { color: var(--ink); }
.mobile-sidebar-nav {
  flex: 1; overflow-y: auto;
  padding: 16px 0;
}
.mobile-nav-link {
  display: block; padding: 14px 24px;
  font-size: 16px; font-weight: 500; color: var(--ink-soft);
  transition: background .15s, color .15s;
}
.mobile-nav-link:hover { background: rgba(10,20,32,0.04); color: var(--ink); }
.mobile-nav-group { border-bottom: none; }
.mobile-nav-toggle {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; padding: 14px 24px;
  font-size: 16px; font-weight: 500; color: var(--ink-soft);
  background: none; border: none; cursor: pointer;
  transition: background .15s, color .15s;
}
.mobile-nav-toggle:hover { background: rgba(10,20,32,0.04); color: var(--ink); }
.mobile-nav-toggle svg { transition: transform .2s; }
.mobile-nav-group.open .mobile-nav-toggle svg { transform: rotate(180deg); }
.mobile-nav-sub {
  max-height: 0; overflow: hidden;
  transition: max-height .3s ease;
}
.mobile-nav-group.open .mobile-nav-sub { max-height: 200px; }
.mobile-nav-sub a {
  display: block; padding: 10px 24px 10px 40px;
  font-size: 15px; color: var(--ink-soft);
  transition: background .15s, color .15s;
}
.mobile-nav-sub a:hover { background: rgba(10,20,32,0.04); color: var(--ink); }
.mobile-sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--line);
}

/* Responsive — Tablet */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-right { display: none; }
  .mobile-nav-right {
    display: flex; align-items: center; gap: 10px;
    margin-left: auto;
  }
  .mobile-nav-right .btn { padding: 8px 14px; font-size: 13px; }
  .mobile-menu-btn {
    display: flex; align-items: center; justify-content: center;
    background: none; border: none; cursor: pointer;
    padding: 6px; color: var(--ink);
  }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .section { padding: 64px 24px; }
  .page-hero { padding: 60px 24px 48px; }
  .page-hero h1 { font-size: clamp(32px, 7vw, 52px); }
}

/* Responsive — Mobile */
@media (max-width: 480px) {
  nav.top { padding: 14px 16px; gap: 12px; }
  .brand { font-size: 16px; gap: 8px; }
  .brand-mark { width: 26px; height: 26px; }

  .section { padding: 48px 16px; }
  .page-hero { padding: 40px 16px 36px; }
  .page-hero h1 { font-size: clamp(28px, 8vw, 42px); margin: 16px 0 14px; }
  .page-hero p, .page-hero .sub { font-size: 15px; }
  .page-hero .ctas, .page-hero .cta-row { flex-direction: column; align-items: stretch; }

  .btn { padding: 12px 18px; font-size: 14px; justify-content: center; }
  .btn-lg { padding: 14px 20px; font-size: 15px; }

  h2 { font-size: clamp(24px, 6vw, 36px) !important; }
  h3 { font-size: clamp(18px, 4vw, 22px) !important; }

  .section-head { margin-bottom: 24px; }
  .section-head p { font-size: 14px; }

  .pill-label { font-size: 11px; padding: 6px 14px; }

  /* Footer mobile */
  footer { padding: 48px 16px 32px; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .footer-top .brand-foot { font-size: 18px; }
  .footer-top .tagline { max-width: none; }
  .footer-col h5 { margin-bottom: 10px; }
  .footer-bot { flex-direction: column; align-items: flex-start; gap: 12px; font-size: 12px; }
  .footer-bot .socials { gap: 10px; }
  .footer-bot .socials a { width: 32px; height: 32px; }

  /* CTA final sections */
  .cta-final { margin: 48px 16px 0; padding: 48px 24px; border-radius: 20px; }
  .cta-final h2 { font-size: clamp(24px, 6vw, 36px); }
  .cta-final p { font-size: 15px; margin: 14px auto 24px; }
}