/* SourceVett — shared design system
   Modern, sleek, institutional. Near-black + white + a single emerald "vetted" accent. */

:root{
  --ink:#0b0e12;        /* near-black, primary surface + copy */
  --ink2:#141922;       /* raised dark panel */
  --ink3:#1e2530;       /* hairline on dark */
  --paper:#ffffff;
  --paper2:#f5f6f8;     /* cool grey surface */
  --paper3:#eef0f3;
  --line:#e5e8ec;       /* hairline */
  --line2:#d7dbe1;
  --muted:#5b6472;      /* secondary text */
  --muted2:#8a93a1;     /* tertiary text */
  --accent:#12876a;     /* emerald — vetted / verified / trust */
  --accent2:#16a37f;    /* brighter emerald, on dark */
  --accent-soft:#e6f2ee;
  --accent-ink:#0c5f4b; /* deep emerald text on light */
  --gold:#c79a3e;       /* rare quiet highlight */
  --r:14px;
  --rl:22px;
  --rs:10px;
  --shadow:0 24px 60px -28px rgba(11,14,18,.30);
  --shadow-s:0 10px 30px -16px rgba(11,14,18,.22);
  --maxw:1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,sans-serif;
  color:var(--ink);background:var(--paper);
  line-height:1.6;font-size:16px;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{font-family:'Space Grotesk','Inter',sans-serif;font-weight:600;line-height:1.1;letter-spacing:-.02em;color:var(--ink)}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:26px}
em{font-style:normal;color:var(--accent)}

/* ---------- NAV ---------- */
.nav{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.82);backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid var(--line)}
.nav-in{max-width:var(--maxw);margin-inline:auto;padding:0 26px;height:66px;display:flex;align-items:center;gap:30px}
.brand{display:flex;align-items:center;gap:11px;font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:19px;letter-spacing:-.02em;color:var(--ink)}
.brand .mark{width:30px;height:30px;flex:none}
.brand small{display:block;font-family:'Inter',sans-serif;font-weight:500;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted2);margin-top:1px}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:6px}
.nav-links a{color:#374050;font-size:14.5px;font-weight:500;padding:9px 13px;border-radius:9px;transition:.16s;letter-spacing:-.01em}
.nav-links a:hover{color:var(--ink);background:var(--paper2)}
.nav-links a.active{color:var(--accent-ink)}
.nav-links a.btn-primary{margin-left:8px}
.nav-links a.btn-primary,.nav-links a.btn-primary:hover{color:#fff;background:var(--ink)}
.nav-links a.btn-primary:hover{background:#000}
.burger{margin-left:auto;display:none;width:42px;height:42px;border:1px solid var(--line2);border-radius:10px;background:#fff;cursor:pointer;align-items:center;justify-content:center}
.burger svg{width:20px;height:20px;stroke:var(--ink)}
.mobile{display:none;flex-direction:column;padding:10px 26px 20px;border-bottom:1px solid var(--line);background:#fff}
.mobile.open{display:flex}
.mobile a{padding:12px 4px;font-size:16px;font-weight:500;color:#2a313d;border-bottom:1px solid var(--line)}
.mobile a.btn-primary{margin-top:14px;border:none;justify-content:center;text-align:center;background:var(--ink);color:#fff;border-radius:11px}

/* ---------- BUTTONS ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:15px;padding:14px 24px;border-radius:12px;cursor:pointer;transition:.18s;border:1px solid transparent;letter-spacing:-.01em}
.btn svg{width:17px;height:17px}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:#000;transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent2);transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--line2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink);background:var(--paper2)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{transform:translateY(-1px);box-shadow:0 12px 30px -12px rgba(0,0,0,.4)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.28);color:#fff}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.06)}

/* ---------- SECTIONS ---------- */
.section{padding:96px 0}
.section.tight{padding:70px 0}
.section.tint{background:var(--paper2)}
.section.dark{background:var(--ink);color:#fff}
.section.dark h1,.section.dark h2,.section.dark h3{color:#fff}
.kicker{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--accent-ink)}
.section.dark .kicker{color:var(--accent2)}
.kicker .dot{width:7px;height:7px;border-radius:50%;background:var(--accent)}
.section.dark .kicker .dot{background:var(--accent2)}
.sec-head{max-width:660px;margin-bottom:52px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head.center .kicker{justify-content:center}
.sec-head h2{font-size:clamp(28px,3.6vw,42px);margin:16px 0 16px}
.sec-head p{color:var(--muted);font-size:17px;max-width:600px}
.sec-head.center p{margin-inline:auto}
.section.dark .sec-head p{color:#b3bccb}

/* ---------- PAGE HERO (subpages) ---------- */
.phero{background:var(--ink);color:#fff;padding:74px 0 66px;position:relative;overflow:hidden}
.phero::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 380px at 82% -10%,rgba(22,163,127,.16),transparent 70%);pointer-events:none}
.phero .wrap{position:relative}
.phero .kicker{color:var(--accent2)}
.phero .kicker .dot{background:var(--accent2)}
.phero h1{font-size:clamp(34px,5vw,56px);margin:18px 0 18px;max-width:16ch;color:#fff}
.phero p{color:#b3bccb;font-size:18px;max-width:60ch}

/* ---------- CARDS / GRIDS ---------- */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;transition:.2s}
.card:hover{border-color:var(--line2);box-shadow:var(--shadow-s);transform:translateY(-2px)}
.card h3{font-size:20px;margin:18px 0 9px}
.card p{color:var(--muted);font-size:15px}
.ic{width:48px;height:48px;border-radius:12px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center}
.ic svg{width:23px;height:23px;stroke:var(--accent);fill:none;stroke-width:1.7}
.tag{display:inline-block;margin-top:16px;font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--muted);background:var(--paper2);border:1px solid var(--line);padding:5px 11px;border-radius:20px}

/* ---------- CHECK LIST ---------- */
.checks{list-style:none;display:grid;gap:11px}
.checks li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--muted)}
.checks li svg{width:19px;height:19px;flex:none;margin-top:1px;stroke:var(--accent);fill:none;stroke-width:2}
.section.dark .checks li{color:#c3cbd8}

/* ---------- STAT ROW ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat b{display:block;font-family:'Space Grotesk',sans-serif;font-size:clamp(30px,3.4vw,40px);font-weight:600;letter-spacing:-.02em;color:var(--ink)}
.section.dark .stat b{color:#fff}
.stat span{color:var(--muted);font-size:14px}
.section.dark .stat span{color:#9aa5b4}

/* ---------- TRUST STRIP ---------- */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.strip .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:14px 30px;padding-block:22px}
.strip .lbl{font-size:12px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--muted2)}
.strip .items{display:flex;flex-wrap:wrap;gap:12px 26px;margin-left:auto}
.strip .items span{font-size:14.5px;font-weight:500;color:#3a424e}

/* ---------- FOOTER ---------- */
.footer{background:var(--ink);color:#9aa5b4;padding:64px 0 32px}
.footer h4{color:#fff;font-family:'Inter',sans-serif;font-size:12.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;margin-bottom:16px}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid var(--ink3)}
.foot-brand .brand{color:#fff;margin-bottom:16px}
.foot-brand .brand small{color:#7a8494}
.foot-brand p{font-size:14.5px;max-width:34ch;color:#8a93a1}
.foot-col a{display:block;font-size:14.5px;padding:6px 0;color:#9aa5b4;transition:.15s}
.foot-col a:hover{color:#fff}
.foot-bot{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;padding-top:24px;font-size:13px;color:#6d7787}

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

/* ---------- FLOATING WHATSAPP ---------- */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:200;width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 14px 34px -10px rgba(37,211,102,.65);transition:transform .18s ease,box-shadow .18s ease}
.wa-float:hover{transform:translateY(-2px) scale(1.04);box-shadow:0 18px 40px -10px rgba(37,211,102,.7)}
.wa-float svg{width:32px;height:32px}

/* ---------- RESPONSIVE ---------- */
@media(max-width:960px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .foot-top{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
}
@media(max-width:900px){
  .nav-links{display:none}
  .burger{display:flex}
}
@media(max-width:680px){
  .section{padding:70px 0}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .strip .items{margin-left:0}
  .foot-top{grid-template-columns:1fr;gap:30px}
}
@media(max-width:560px){
  .wa-float{width:50px;height:50px;right:16px;bottom:16px}
  .wa-float svg{width:28px;height:28px}
}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
}