/* assets/site.css
   Shared design system — imported on every page.
   Page-specific styles go inline in each HTML file. */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Mono:wght@300;400;500&family=Syne:wght@400;500;600;700;800&display=swap');

/* ── Tokens ── */
:root {
  --ink:          #0B0C0E;
  --paper:        #F6F3EE;
  --white:        #FFFFFF;
  --accent:       #2356E8;
  --accent2:      #5B8BFF;
  --accent-light: #EBF0FD;
  --red:          #E03A1A;
  --red-light:    #FDECEA;
  --green:        #0B7A3E;
  --green-light:  #E6F4ED;
  --amber:        #C97A0A;
  --border:       #E3DDD7;
  --sub:          #6A6A72;
  --serif:  'DM Serif Display', Georgia, serif;
  --sans:   'Syne', sans-serif;
  --mono:   'DM Mono', monospace;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 8px 32px rgba(0,0,0,.09);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--sans); background: var(--paper); color: var(--ink); line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img  { display: block; max-width: 100%; }
a    { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: var(--sans); }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-thumb { background: #ccc; border-radius: 2px; }
::selection { background: #D4E0FD; }

/* ── Animations ── */
@keyframes fadeUp  { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeIn  { from { opacity:0; } to { opacity:1; } }
@keyframes pulse   { 0%,100% { opacity:1; } 50% { opacity:.4; } }
@keyframes spin    { from { transform:rotate(0deg); } to { transform:rotate(360deg); } }

.reveal { opacity:0; transform:translateY(18px); transition:opacity .55s ease, transform .55s ease; }
.reveal.visible { opacity:1; transform:translateY(0); }
.reveal-d1 { transition-delay:.08s; }
.reveal-d2 { transition-delay:.16s; }
.reveal-d3 { transition-delay:.24s; }
.reveal-d4 { transition-delay:.32s; }
.fade { opacity:0; transform:translateY(14px); transition:opacity .45s ease, transform .45s ease; }
.fade.in { opacity:1; transform:translateY(0); }

/* ── Nav ── */
nav {
  position:fixed; top:0; left:0; right:0; z-index:100;
  display:flex; align-items:center; justify-content:space-between;
  padding:0 48px; height:64px;
  background:rgba(11,12,14,.9); backdrop-filter:blur(14px) saturate(180%);
  border-bottom:1px solid rgba(255,255,255,.05);
  transition:border-color .3s;
}
.nav-logo { font-family:var(--serif); font-size:21px; color:#fff; letter-spacing:-.2px; }
.nav-logo span { color:var(--accent2); }
.nav-links { display:flex; align-items:center; gap:28px; }
.nav-links a { font-size:13px; font-weight:500; color:#777; transition:color .15s; }
.nav-links a:hover { color:#fff; }
.nav-cta {
  background:var(--accent) !important; color:#fff !important;
  padding:8px 20px; border-radius:4px; font-size:13px; font-weight:700;
  transition:opacity .15s;
}
.nav-cta:hover { opacity:.88; }
.hamburger { display:none; flex-direction:column; gap:5px; cursor:pointer; padding:4px; }
.hamburger span { display:block; width:22px; height:2px; background:#777; border-radius:2px; transition:all .2s; }

/* Mobile menu */
.mobile-menu {
  display:none; position:fixed; inset:0; z-index:99; background:var(--ink);
  padding:80px 32px 40px; flex-direction:column; gap:2px;
}
.mobile-menu.open { display:flex; }
.mobile-menu a { font-size:18px; font-weight:600; color:#555; padding:14px 0; border-bottom:1px solid #111; transition:color .15s; }
.mobile-menu a:hover { color:#fff; }
.mobile-menu .m-cta-mob { background:var(--accent); color:#fff; text-align:center; padding:16px; border-radius:6px; font-size:16px; font-weight:700; border:none; margin-top:16px; display:block; }

/* ── Shared layout ── */
.container { max-width:1080px; margin:0 auto; padding:0 24px; }
.container-sm { max-width:760px; margin:0 auto; padding:0 24px; }

/* ── Section labels ── */
.label {
  font-family:var(--mono); font-size:10px; letter-spacing:2.5px; text-transform:uppercase;
  color:var(--accent); display:block; margin-bottom:10px;
}
.label-light { color:var(--accent2); }

/* ── Page hero (inner pages) ── */
.page-hero {
  background:var(--ink); padding:120px 24px 72px; text-align:center; position:relative; overflow:hidden;
}
.page-hero-glow {
  position:absolute; top:-20%; left:50%; transform:translateX(-50%);
  width:600px; height:400px;
  background:radial-gradient(ellipse, rgba(35,86,232,.14) 0%, transparent 70%);
  pointer-events:none;
}
.page-hero h1 { font-family:var(--serif); font-size:clamp(36px,5vw,64px); color:#fff; letter-spacing:-1.5px; margin-bottom:16px; }
.page-hero h1 em { color:var(--accent2); font-style:italic; }
.page-hero p { font-size:17px; color:#666; max-width:500px; margin:0 auto; line-height:1.75; }

/* ── Content sections ── */
.content-section { padding:80px 0; }
.content-section + .content-section { padding-top:0; }

/* ── Card ── */
.card {
  background:var(--white); border:1px solid var(--border); border-radius:var(--radius);
  padding:24px; box-shadow:var(--shadow); transition:box-shadow .2s;
}
.card:hover { box-shadow:var(--shadow-md); }

/* ── Buttons ── */
.btn {
  display:inline-flex; align-items:center; gap:6px;
  font-family:var(--sans); font-weight:700; font-size:14px; letter-spacing:.2px;
  padding:12px 24px; border-radius:5px; border:none; cursor:pointer; transition:all .15s;
}
.btn-primary { background:var(--accent); color:#fff; }
.btn-primary:hover { background:#1a45d4; transform:translateY(-1px); }
.btn-secondary { background:var(--paper); color:var(--ink); border:1px solid var(--border); }
.btn-secondary:hover { background:#edeae5; }
.btn-ghost { background:transparent; color:var(--sub); border:1px solid transparent; }
.btn-ghost:hover { color:var(--ink); }
.btn-white { background:#fff; color:var(--accent); }
.btn-white:hover { background:#f0f0f0; }
.btn-outline-white { background:transparent; color:rgba(255,255,255,.8); border:2px solid rgba(255,255,255,.3); }
.btn-outline-white:hover { border-color:rgba(255,255,255,.6); color:#fff; }
.btn-lg { font-size:15px; padding:14px 32px; }
.btn-sm { font-size:12px; padding:8px 16px; }

/* ── Footer ── */
.site-footer { background:#070809; padding:60px 24px 32px; }
.footer-grid {
  max-width:1080px; margin:0 auto;
  display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:48px;
  margin-bottom:48px;
}
.footer-brand { font-family:var(--serif); font-size:21px; color:#fff; margin-bottom:12px; }
.footer-brand span { color:var(--accent2); }
.footer-desc { font-size:13px; color:#444; line-height:1.7; max-width:240px; }
.footer-col h4 {
  font-family:var(--mono); font-size:9px; letter-spacing:2.5px; text-transform:uppercase; color:#333; margin-bottom:16px;
}
.footer-col a { display:block; font-size:13px; color:#555; margin-bottom:10px; transition:color .15s; }
.footer-col a:hover { color:#aaa; }
.footer-bottom {
  max-width:1080px; margin:0 auto;
  display:flex; justify-content:space-between; align-items:center;
  padding-top:24px; border-top:1px solid rgba(255,255,255,.05);
  flex-wrap:wrap; gap:12px;
}
.footer-copy  { font-family:var(--mono); font-size:11px; color:#333; }
.footer-flags { font-family:var(--mono); font-size:10px; color:#2a2a2a; }
.footer-legal { display:flex; gap:20px; }
.footer-legal a { font-family:var(--mono); font-size:11px; color:#333; transition:color .15s; }
.footer-legal a:hover { color:#666; }

/* ── CTA section (reusable) ── */
.cta-band { background:var(--accent); padding:80px 24px; text-align:center; }
.cta-band h2 { font-family:var(--serif); font-size:clamp(28px,4vw,48px); color:#fff; letter-spacing:-1px; margin-bottom:12px; }
.cta-band p  { font-size:17px; color:rgba(255,255,255,.75); margin-bottom:32px; }
.cta-band-actions { display:flex; gap:12px; justify-content:center; flex-wrap:wrap; }
.cta-note { font-family:var(--mono); font-size:11px; color:rgba(255,255,255,.4); margin-top:18px; letter-spacing:.5px; }

/* ── Responsive ── */
@media (max-width:900px) {
  nav { padding:0 20px; }
  .nav-links { display:none; }
  .hamburger { display:flex; }
  .footer-grid { grid-template-columns:1fr 1fr; gap:32px; }
}
@media (max-width:580px) {
  .footer-grid { grid-template-columns:1fr; }
  .footer-bottom { flex-direction:column; align-items:flex-start; gap:8px; }
}