/* ==========================================================================
   Constant Underwriting — site styles
   Palette from the brand mark's navy→periwinkle gradient.
   ========================================================================== */

:root {
  --ink:#101B3E; --navy:#223561; --mid:#45598E; --blue:#4E67A4;
  --peri:#7C93C9; --peri-light:#A6B4DD;
  --text:#1B2540; --muted:#57618A; --muted-dark:#C4CDE6;
  --paper:#FFFFFF; --tint:#F5F7FC; --tint-2:#EDF1FA; --line:#E2E7F3;
  --maxw:1180px; --radius:12px;
  --shadow:0 1px 2px rgba(16,27,62,.05), 0 14px 38px rgba(16,27,62,.10);
  --shadow-sm:0 1px 2px rgba(16,27,62,.06), 0 6px 18px rgba(16,27,62,.07);
  --display:"Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;
  --body:"Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; font-family:var(--body); color:var(--text); background:var(--paper); line-height:1.6; -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility; }
h1,h2,h3,h4 { font-family:var(--display); color:var(--ink); line-height:1.15; margin:0 0 .5em; letter-spacing:-0.01em; }
p { margin:0 0 1rem; }
a { color:var(--mid); text-decoration:none; }
a:hover { color:var(--blue); }
img { max-width:100%; display:block; }
.wrap { max-width:var(--maxw); margin:0 auto; padding:0 24px; }

.eyebrow { font-family:var(--display); font-size:.74rem; font-weight:600; letter-spacing:.2em; text-transform:uppercase; color:var(--blue); margin:0 0 .8rem; }
.eyebrow.on-dark { color:var(--peri-light); }

.btn { display:inline-flex; align-items:center; gap:.5rem; font-family:var(--display); font-weight:600; font-size:.93rem; letter-spacing:.02em; padding:.82rem 1.55rem; border-radius:4px; border:1.5px solid transparent; cursor:pointer; transition:transform .15s ease, background .2s ease, border-color .2s ease, color .2s ease; }
.btn:active { transform:translateY(1px); }
.btn-primary { background:var(--navy); color:#fff; }
.btn-primary:hover { background:var(--ink); color:#fff; }
.btn-outline-light { background:transparent; color:#fff; border-color:rgba(255,255,255,.45); }
.btn-outline-light:hover { background:rgba(255,255,255,.12); color:#fff; }
.btn-light { background:#fff; color:var(--ink); }
.btn-light:hover { background:var(--peri-light); color:var(--ink); }
.btn-lg { padding:.98rem 1.9rem; font-size:1rem; }
.link-more { font-family:var(--display); font-weight:600; font-size:.85rem; letter-spacing:.06em; text-transform:uppercase; color:var(--blue); display:inline-flex; align-items:center; gap:.4rem; }
.link-more::after { content:"\203A"; font-size:1.15rem; line-height:1; }

/* Header — large logo */
.site-header { position:sticky; top:0; z-index:50; background:rgba(255,255,255,.94); backdrop-filter:saturate(180%) blur(10px); border-bottom:1px solid var(--line); }
.nav { display:flex; align-items:center; justify-content:space-between; height:104px; }
.nav .brand { display:flex; align-items:center; gap:13px; }
.nav .brand-mark { height:52px; width:auto; display:block; }
.nav .brand-text { display:flex; flex-direction:column; justify-content:center; }
.nav .brand-word { font-family:var(--display); font-weight:700; font-size:1.5rem; line-height:1.02; color:var(--ink); letter-spacing:-0.015em; white-space:nowrap; }
.nav .brand-tag { display:flex; justify-content:space-between; width:100%; font-family:var(--display); font-weight:600; font-size:.63rem; letter-spacing:.08em; text-transform:uppercase; color:var(--blue); white-space:nowrap; margin-top:4px; }
.nav-links { display:flex; align-items:center; gap:2.1rem; }
.nav-links a { font-family:var(--display); font-weight:500; font-size:.9rem; letter-spacing:.02em; color:var(--text); }
.nav-links a:not(.btn):hover { color:var(--blue); }
/* fix: keep button label white inside nav (beats .nav-links a) */
.nav-links a.btn-primary, .nav-links a.btn-primary:hover { color:#fff; }
.nav-toggle { display:none; background:none; border:0; cursor:pointer; padding:8px; }
.nav-toggle span { display:block; width:22px; height:2px; background:var(--ink); margin:4px 0; border-radius:2px; }

/* Hero — single column, tight */
.hero { position:relative; overflow:hidden; color:#fff;
  background: radial-gradient(900px 480px at 85% 0%, rgba(124,147,201,.40), transparent 60%), linear-gradient(155deg,#0d1836 0%,#1b2a52 46%,#33477a 100%); }
.hero::after { content:""; position:absolute; inset:0; pointer-events:none; background:url("assets/constant-icon.png") no-repeat; background-position:right -70px bottom -90px; background-size:420px; opacity:.06; }
.hero .wrap { position:relative; z-index:1; padding:92px 24px 78px; }
.hero-grid { display:grid; grid-template-columns:1.06fr .94fr; gap:54px; align-items:center; }
.hero-copy { max-width:640px; }
.hero-visual { display:flex; justify-content:center; }
.medallion { position:relative; width:min(370px,82%); aspect-ratio:1; border-radius:50%;
  background:radial-gradient(circle at 50% 34%, #ffffff 0%, #EDF1FA 52%, #d9e1f4 100%);
  display:grid; place-items:center;
  box-shadow:0 34px 80px rgba(0,0,0,.42), inset 0 2px 0 rgba(255,255,255,.9), inset 0 0 0 1px rgba(166,180,221,.5); }
.medallion-ring { position:absolute; inset:-16px; border-radius:50%; border:1px solid rgba(166,180,221,.32); }
.medallion-ring::after { content:""; position:absolute; inset:-16px; border-radius:50%; border:1px solid rgba(166,180,221,.16); }
.medallion-mark { width:56%; height:auto; filter:drop-shadow(0 10px 22px rgba(16,27,62,.22)); }
.hero h1 { color:#fff; font-weight:600; font-size:clamp(2.4rem,4.9vw,3.7rem); letter-spacing:-0.02em; margin-bottom:1.2rem; }
.hero h1 .accent { color:var(--peri-light); }
.hero-lede { font-size:1.2rem; color:#DDE3F4; max-width:52ch; margin-bottom:2.1rem; }
.hero-cta { display:flex; gap:14px; flex-wrap:wrap; }
.hero-tagline { margin-top:2.4rem; display:flex; gap:1.5rem; flex-wrap:wrap; font-family:var(--display); font-weight:600; letter-spacing:.16em; text-transform:uppercase; font-size:.8rem; color:var(--peri-light); }
.hero-tagline span { display:inline-flex; align-items:center; gap:1.5rem; }
.hero-tagline span::after { content:""; width:5px; height:5px; border-radius:50%; background:var(--peri); }
.hero-tagline span:last-child::after { display:none; }

/* Sections */
section { padding:96px 0; }
.section-lead { padding-top:74px; }
.section-tint { background:var(--tint); }
.section-ink { background:linear-gradient(165deg,#101B3E 0%,#1d2c56 100%); color:#fff; }
.section-ink h2,.section-ink h3 { color:#fff; }
.section-head { max-width:760px; margin-bottom:3rem; }
.section-head.center { margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2 { font-size:clamp(2rem,3.6vw,2.7rem); font-weight:600; }
.section-head p { font-size:1.14rem; color:var(--muted); margin:0; }
.section-ink .section-head p { color:var(--muted-dark); }

/* Diversified ring */
.divers-visual { display:flex; flex-direction:column; align-items:center; margin:0 auto 3.4rem; }
.ring { width:250px; height:250px; border-radius:50%; position:relative;
  background:conic-gradient(
    #101B3E 0 30deg, #223561 30deg 60deg, #3f5488 60deg 90deg, #4E67A4 90deg 120deg,
    #6981b8 120deg 150deg, #8ba0d1 150deg 180deg, #A6B4DD 180deg 210deg, #8ba0d1 210deg 240deg,
    #6981b8 240deg 270deg, #4E67A4 270deg 300deg, #3f5488 300deg 330deg, #223561 330deg 360deg);
  box-shadow:0 18px 44px rgba(16,27,62,.18); }
.ring::after { content:""; position:absolute; inset:26%; border-radius:50%; background:#fff; box-shadow:inset 0 0 0 1px var(--line); }
.ring-label { position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; z-index:1; text-align:center; }
.ring-label b { font-family:var(--display); font-weight:700; font-size:1.22rem; color:var(--ink); line-height:1.05; }
.ring-label span { font-family:var(--display); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--muted); margin-top:2px; }
.divers-cap { margin-top:1.3rem; font-size:1.18rem; line-height:1.5; color:var(--muted); max-width:46ch; text-align:center; }

/* Lines of business cards */
.lob { display:grid; grid-template-columns:repeat(3,1fr); gap:26px; }
.lob-card { background:#fff; border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow-sm); display:flex; flex-direction:column; transition:transform .2s ease, box-shadow .2s ease; }
.lob-card:hover { transform:translateY(-4px); box-shadow:var(--shadow); }
.lob-visual { height:172px; position:relative; display:grid; place-items:center; color:#fff; }
.lob-visual::before { content:""; position:absolute; inset:0; background:url("assets/constant-icon.png") no-repeat center 130%; background-size:200px; opacity:.10; }
.lob-visual.v1 { background:linear-gradient(150deg,#1b2a52,#45598E); }
.lob-visual.v2 { background:linear-gradient(150deg,#223561,#4E67A4); }
.lob-visual.v3 { background:linear-gradient(150deg,#2c3f70,#7C93C9); }
.lob-visual svg { width:66px; height:66px; position:relative; z-index:1; }
.lob-body { padding:26px 26px 28px; display:flex; flex-direction:column; flex:1; }
.lob-body h3 { font-size:1.25rem; margin-bottom:.5rem; }
.lob-body p { color:var(--muted); font-size:.98rem; margin:0 0 1.2rem; }
.lob-body .link-more { margin-top:auto; }

/* Data & AI band */
.ai-intro { display:grid; grid-template-columns:1fr 1fr; gap:52px; align-items:center; margin-bottom:56px; }
.ai-intro .section-head { margin-bottom:0; }
.flow { width:100%; height:auto; }
.flow .conn { stroke-dasharray:6 7; animation:flow 1.6s linear infinite; }
@keyframes flow { to { stroke-dashoffset:-52; } }
.latency { display:grid; grid-template-columns:1fr auto 1fr; gap:30px; align-items:stretch; margin-top:8px; }
.lat-card { border-radius:var(--radius); padding:32px; border:1px solid rgba(255,255,255,.14); }
.lat-old { background:rgba(255,255,255,.04); }
.lat-new { background:linear-gradient(160deg,rgba(124,147,201,.22),rgba(166,180,221,.10)); border-color:rgba(166,180,221,.4); }
.lat-card .label { font-family:var(--display); font-weight:600; letter-spacing:.13em; text-transform:uppercase; font-size:.72rem; color:var(--peri-light); }
.lat-card .big { font-family:var(--display); font-weight:700; font-size:2.6rem; color:#fff; line-height:1; margin:14px 0 6px; }
.lat-card .big small { font-size:1rem; font-weight:500; color:var(--muted-dark); }
.lat-card p { color:var(--muted-dark); font-size:.96rem; margin:8px 0 0; }
.lat-arrow { display:grid; place-items:center; color:var(--peri-light); }
.lat-arrow svg { width:34px; height:34px; }
.feature-row { display:grid; grid-template-columns:repeat(3,1fr); gap:26px; margin-top:56px; }
.feature { padding-top:22px; border-top:2px solid rgba(166,180,221,.35); }
.feature h3 { font-size:1.1rem; color:#fff; margin-bottom:.4rem; }
.feature p { color:var(--muted-dark); font-size:.96rem; margin:0; }

/* About */
.about-grid { display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.about-visual { border-radius:var(--radius); min-height:400px; position:relative; overflow:hidden; background:linear-gradient(160deg,#101B3E 0%,#33477a 100%); display:grid; place-items:center; }
.about-visual img { width:58%; filter:drop-shadow(0 20px 44px rgba(0,0,0,.4)); }
.about-copy h2 { font-size:clamp(1.9rem,3.4vw,2.5rem); font-weight:600; }
.about-copy>p { font-size:1.08rem; color:var(--muted); }
.proof { list-style:none; padding:0; margin:1.6rem 0 2rem; display:grid; gap:1rem; }
.proof li { position:relative; padding-left:30px; color:var(--text); }
.proof li b { font-family:var(--display); font-weight:600; color:var(--ink); }
.proof li::before { content:""; position:absolute; left:0; top:.45em; width:14px; height:14px; border-radius:4px; background:linear-gradient(150deg,var(--peri),var(--mid)); }

/* Contact band */
.cta-band { background:linear-gradient(150deg,#101B3E,#2a3d6d); color:#fff; text-align:center; }
.cta-band h2 { color:#fff; font-size:clamp(1.7rem,3vw,2.2rem); max-width:22ch; margin:0 auto .7rem; }
.cta-band p { color:var(--muted-dark); max-width:52ch; margin:0 auto 1.9rem; font-size:1.08rem; }

/* Footer */
.site-footer { background:var(--ink); color:#C4CDE6; padding:62px 0 34px; }
.footer-top { display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:44px; }
.footer-brand img { height:56px; margin-bottom:16px; }
.footer-brand p { max-width:36ch; font-size:.93rem; color:#9AA6CC; margin:0; }
.footer-col h4 { font-family:var(--display); font-size:.78rem; letter-spacing:.14em; text-transform:uppercase; color:var(--peri-light); margin-bottom:1rem; }
.footer-col a, .footer-col address, .footer-col span { display:block; color:#C4CDE6; font-size:.95rem; margin-bottom:.55rem; font-style:normal; line-height:1.5; }
.footer-col a:hover { color:#fff; }
.footer-bottom { margin-top:44px; padding-top:20px; border-top:1px solid rgba(255,255,255,.1); display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; font-size:.84rem; color:#8590B8; }

/* Contact page */
.page-hero { background:linear-gradient(160deg,#0d1836 0%,#22345f 100%); color:#fff; padding:90px 0 78px; position:relative; overflow:hidden; }
.page-hero::after { content:""; position:absolute; inset:0; background:url("assets/constant-icon.png") no-repeat right -50px bottom -70px; background-size:360px; opacity:.06; }
.page-hero .wrap { position:relative; z-index:1; }
.page-hero h1 { color:#fff; font-size:clamp(2rem,4vw,3rem); font-weight:600; margin-bottom:.8rem; }
.page-hero p { color:#DDE3F4; font-size:1.16rem; max-width:50ch; margin:0; }
.contact-grid { display:grid; grid-template-columns:1fr .8fr; gap:56px; align-items:start; }
.form-card { background:#fff; border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); padding:38px 36px; }
.field { margin-bottom:20px; }
.field label { display:block; font-family:var(--display); font-weight:500; font-size:.9rem; color:var(--ink); margin-bottom:.45rem; }
.field input,.field textarea,.field select { width:100%; font-family:var(--body); font-size:1rem; color:var(--text); padding:.8rem .95rem; border:1.5px solid var(--line); border-radius:8px; background:#fff; transition:border-color .15s ease, box-shadow .15s ease; }
.field input:focus,.field textarea:focus,.field select:focus { outline:none; border-color:var(--blue); box-shadow:0 0 0 3px rgba(78,103,164,.16); }
.field textarea { resize:vertical; min-height:130px; }
.field-row { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.hp { position:absolute; left:-9999px; opacity:0; }
.form-note { font-size:.84rem; color:var(--muted); margin:4px 0 0; }
.form-status { margin-top:16px; font-size:.95rem; padding:12px 14px; border-radius:8px; display:none; }
.form-status.show { display:block; }
.form-status.ok { background:#E9F3EC; color:#1d5c34; border:1px solid #bfe0c9; }
.form-status.err { background:#FBECEC; color:#8a2b2b; border:1px solid #f0c9c9; }
.contact-aside .info-card { background:var(--tint); border:1px solid var(--line); border-radius:var(--radius); padding:28px; margin-bottom:20px; }
.contact-aside h3 { font-size:1.05rem; margin-bottom:.4rem; }
.contact-aside p { color:var(--muted); font-size:.98rem; margin:0; line-height:1.55; }
.contact-aside .k { font-family:var(--display); font-weight:600; font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--blue); display:block; margin-bottom:6px; }

/* News — coming soon */
.page-hero.soon { padding:120px 0 130px; }
.page-hero.soon h1 { font-size:clamp(2.6rem,6vw,4rem); }
.page-hero.soon p { max-width:56ch; margin-bottom:2rem; }
.soon-cta { display:flex; gap:14px; flex-wrap:wrap; }

.reveal { opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease; }
.reveal.in { opacity:1; transform:none; }

@media (max-width:900px) {
  .hero-grid,.ai-intro,.lob,.latency,.feature-row,.about-grid,.contact-grid,.footer-top { grid-template-columns:1fr; }
  .hero-visual { margin-top:8px; }
  .medallion { width:min(240px,64%); }
  .about-visual { min-height:300px; order:-1; }
  .lat-arrow { transform:rotate(90deg); }
  .nav { height:82px; }
  .nav .brand-mark { height:42px; }
  .nav .brand-word { font-size:1.16rem; }
  .nav .brand-tag { font-size:.5rem; letter-spacing:.04em; margin-top:3px; }
  .nav-links { position:absolute; top:82px; left:0; right:0; flex-direction:column; align-items:stretch; gap:0; background:#fff; border-bottom:1px solid var(--line); padding:8px 24px 20px; display:none; }
  .nav-links.open { display:flex; }
  .nav-links a { padding:12px 0; border-bottom:1px solid var(--line); }
  .nav-links a.btn { margin-top:12px; border:1.5px solid var(--navy); justify-content:center; }
  .nav-toggle { display:block; }
  section { padding:66px 0; }
  .section-lead { padding-top:56px; }
  .hero .wrap { padding:60px 24px 60px; }
  .field-row { grid-template-columns:1fr; }
  .footer-bottom { justify-content:center; text-align:center; }
}
@media (prefers-reduced-motion:reduce) {
  * { scroll-behavior:auto; }
  .reveal { opacity:1; transform:none; transition:none; }
  .flow .conn { animation:none; }
}