/* ══════════════════════════════════════════════════════════════
   iden — shared design system
   Used across index, company, pos, book, customers, trust, pricing
   ══════════════════════════════════════════════════════════════ */

:root {
  --bg: #F8F8F6;
  --surface: #FFFFFF;
  --text: #111111;
  --text-2: #555555;
  --text-3: #999999;
  --border: #E4E4E2;
  --border-light: #EEEEEC;
  --emerald: #10B981;
  --emerald-bg: #ECFDF5;
  --emerald-dark: #047857;
  --violet: #7C3AED;
  --violet-bg: #F0EBFF;
  --cyan: #0891B2;
  --cyan-bg: #ECFEFF;
  --amber: #D97706;
  --amber-bg: #FFFBEB;
  --rose: #E11D48;
  --rose-bg: #FFF1F2;
  --blue: #2563EB;
  --blue-bg: #EFF6FF;
  --slate: #475569;
  --slate-bg: #F1F5F9;
  --font-heading: 'Instrument Sans', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --max-w: 1200px;
  --r: 14px;
  --r-sm: 8px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-heading);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 32px; }

/* ─── ANIMATIONS ─── */
@keyframes fadeUp { from { opacity:0; transform:translateY(28px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeIn { from { opacity:0; } to { opacity:1; } }
@keyframes pulse { 0%,100%{box-shadow:0 0 0 0 rgba(16,185,129,0.2)} 50%{box-shadow:0 0 0 10px rgba(16,185,129,0)} }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-8px)} }

.anim { opacity:0; transform:translateY(28px); transition: opacity 0.7s cubic-bezier(.23,1,.32,1), transform 0.7s cubic-bezier(.23,1,.32,1); }
.anim.vis { opacity:1; transform:translateY(0); }
.anim.d1 { transition-delay:0.1s } .anim.d2 { transition-delay:0.2s } .anim.d3 { transition-delay:0.3s }

/* ─── NAV ─── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(248,248,246,0.82);
  backdrop-filter: blur(20px) saturate(1.6);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  border-bottom: 1px solid var(--border-light);
}
nav .container { display:flex; align-items:center; justify-content:space-between; height:60px; }
.nav-brand {
  font-family: var(--font-mono); font-size:18px; font-weight:700;
  color: var(--text); text-decoration:none; letter-spacing:-0.5px;
}
.nav-brand span { color: var(--emerald); }
.nav-links { display:flex; align-items:center; gap:28px; }
.nav-links a {
  font-size:13.5px; font-weight:500; color:var(--text-2);
  text-decoration:none; transition: color 0.2s; letter-spacing:-0.1px;
}
.nav-links a:hover, .nav-links a.active { color:var(--text); }
.nav-cta-btn {
  padding:8px 20px; border-radius:999px;
  background:var(--text); color:#fff !important;
  font-size:13px !important; font-weight:600 !important;
  transition: all 0.2s;
}
.nav-cta-btn:hover { background:#333; transform:translateY(-1px); }
.nav-hamburger { display:none; background:none; border:none; cursor:pointer; padding:6px; }
.nav-hamburger svg { width:22px; height:22px; stroke:var(--text); }
@media(max-width:900px) {
  .nav-links { display:none; }
  .nav-hamburger { display:block; }
  .nav-links.open {
    display:flex; flex-direction:column; gap:0;
    position:absolute; top:60px; left:0; right:0;
    background:var(--surface); border-bottom:1px solid var(--border);
    padding:12px 24px;
  }
  .nav-links.open a { padding:14px 0; font-size:15px; }
}

/* ─── BUTTONS ─── */
.btn-primary {
  display:inline-flex; align-items:center; gap:8px;
  padding:13px 26px; border-radius:999px;
  background:var(--text); color:#fff;
  font-family:var(--font-heading); font-size:14.5px; font-weight:600;
  text-decoration:none; border:none; cursor:pointer; transition:all 0.2s;
}
.btn-primary:hover { background:#2a2a2a; transform:translateY(-1px); box-shadow:0 6px 20px rgba(0,0,0,0.1); }
.btn-primary svg { width:15px; height:15px; }
.btn-ghost {
  display:inline-flex; align-items:center; gap:8px;
  padding:13px 26px; border-radius:999px;
  background:transparent; color:var(--text);
  font-family:var(--font-heading); font-size:14.5px; font-weight:500;
  text-decoration:none; border:1px solid var(--border); transition:all 0.2s;
  cursor:pointer;
}
.btn-ghost:hover { border-color:var(--text-3); background:var(--surface); }

/* ─── SECTION SHARED ─── */
section { padding:100px 0; }
.sec-label {
  font-family:var(--font-mono); font-size:11.5px; font-weight:600;
  text-transform:uppercase; letter-spacing:2.5px;
  color:var(--emerald); margin-bottom:14px;
}
.sec-title {
  font-size:clamp(26px, 3.2vw, 38px);
  font-weight:700; line-height:1.15; letter-spacing:-1.2px;
  max-width:640px;
}
.sec-sub {
  margin-top:14px; font-size:16px; line-height:1.7;
  color:var(--text-2); max-width:560px;
}

/* ─── PAGE HEADER (reusable on sub-pages) ─── */
.page-header {
  padding: 152px 0 72px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-light);
}
.page-header-grid {
  position:absolute; inset:0; z-index:0; pointer-events:none;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(0,0,0,0.035) 1px, transparent 0);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
}
.page-header .container { position: relative; z-index: 1; }
.page-header-eyebrow {
  font-family:var(--font-mono); font-size:11.5px; font-weight:600;
  text-transform:uppercase; letter-spacing:2.5px;
  color:var(--emerald); margin-bottom:18px;
}
.page-header h1 {
  font-size: clamp(34px, 4.5vw, 54px);
  font-weight: 700; line-height: 1.08;
  letter-spacing: -2px;
  max-width: 780px;
}
.page-header-sub {
  margin-top: 22px; max-width: 620px;
  font-size: 17px; line-height: 1.65; color: var(--text-2);
}

/* ─── BREADCRUMB ─── */
.crumb {
  display:flex; gap:8px; align-items:center;
  font-family:var(--font-mono); font-size:11.5px; font-weight:500;
  color:var(--text-3); margin-bottom:20px;
}
.crumb a { color:var(--text-3); text-decoration:none; transition:color 0.2s; }
.crumb a:hover { color:var(--text); }
.crumb-sep { opacity:0.5; }

/* ─── CARDS / FEATURE GRID (reusable) ─── */
.card {
  background:var(--surface); border:1px solid var(--border-light);
  border-radius:var(--r); padding:28px;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}
.card:hover {
  border-color:var(--border);
  box-shadow:0 8px 30px rgba(0,0,0,0.04);
  transform:translateY(-2px);
}

/* ─── FOOTER (shared) ─── */
footer.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border-light);
  padding: 56px 0 36px;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand-col { }
.footer-brand {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.5px;
  display: inline-block;
  margin-bottom: 12px;
  color: var(--text);
  text-decoration: none;
}
.footer-brand span { color: var(--emerald); }
.footer-tagline {
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.6;
  max-width: 280px;
}
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.8px;
  color: var(--text-3);
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-size: 13.5px;
  color: var(--text-2);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--text); }
.footer-legal {
  border-top: 1px solid var(--border-light);
  padding-top: 28px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-legal-left {
  font-size: 12.5px;
  color: var(--text-3);
  line-height: 1.7;
  max-width: 620px;
}
.footer-legal-left strong { color: var(--text-2); font-weight: 600; }
.footer-legal-right {
  font-size: 12.5px;
  color: var(--text-3);
  display:flex; gap:20px; flex-wrap:wrap;
}
.footer-legal-right a { color: var(--text-3); text-decoration: none; transition:color 0.2s; }
.footer-legal-right a:hover { color: var(--text); }
@media(max-width:760px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand-col { grid-column: 1 / -1; }
  .footer-legal { flex-direction: column; gap: 16px; }
}

/* ─── CTA BAND (reusable) ─── */
.cta-band { padding:90px 0 100px; text-align:center; }
.cta-band .sec-title { margin:0 auto; max-width:520px; }
.cta-band .sec-sub { margin:14px auto 0; text-align:center; }
.cta-band-actions { margin-top:32px; display:flex; justify-content:center; gap:14px; flex-wrap:wrap; }
.cta-band-email { margin-top:20px; font-size:13.5px; color:var(--text-3); }
.cta-band-email a { color:var(--emerald); text-decoration:none; font-weight:600; }
.cta-band-email a:hover { text-decoration:underline; }

/* ─── UTILITIES ─── */
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }