/* ============================================================
   DAVINCI GLOBAL — Dark high-tech identity
   Type: Clash Display (display) · Satoshi (body) · Space Mono (labels)
   ============================================================ */

:root {
  /* deep base */
  --bg:        #06080c;
  --bg-2:      #080b11;
  --ink:       #0b0f16;
  --surface:   rgba(255,255,255,.025);
  --surface-2: rgba(255,255,255,.045);
  --line:      rgba(255,255,255,.085);
  --line-soft: rgba(255,255,255,.05);

  /* metallic accent (gold by default, swappable) */
  --metal-1: #f6e6bd;
  --metal-2: #d8b66e;
  --metal-3: #a9803b;
  --metal-glow: rgba(216,182,110,.30);
  --metal: linear-gradient(135deg, var(--metal-1) 0%, var(--metal-2) 46%, var(--metal-3) 100%);

  /* text */
  --text:    #eef1f6;
  --muted:   #98a1b1;
  --faint:   #5c6473;
  --fainter: #3a4150;

  /* cool secondary glow */
  --cool: rgba(74,108,168,.16);

  --maxw: 1240px;
  --radius: 18px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: "Satoshi", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* atmospheric background layers */
.atmosphere {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(216,182,110,.10), transparent 55%),
    radial-gradient(80% 60% at 85% 20%, var(--cool), transparent 60%),
    radial-gradient(90% 70% at 10% 80%, rgba(216,182,110,.05), transparent 60%),
    var(--bg);
}
.atmosphere::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(100% 100% at 50% 0%, #000 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(100% 100% at 50% 0%, #000 0%, transparent 75%);
}
/* grain */
.grain {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.4'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* ---------- shared text helpers ---------- */
.metal-text {
  background: var(--metal);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.eyebrow {
  font-family: "Space Mono", monospace;
  font-size: 12px; letter-spacing: .26em; text-transform: uppercase;
  color: var(--metal-2);
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--metal); box-shadow: 0 0 10px var(--metal-glow);
}
h1, h2, h3 { font-family: "Clash Display", sans-serif; font-weight: 600; line-height: 1.04; letter-spacing: -.015em; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }
section { position: relative; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: "Satoshi", sans-serif; font-weight: 600; font-size: 15px;
  padding: 14px 24px; border-radius: 999px; cursor: pointer;
  text-decoration: none; border: 1px solid transparent; transition: all .35s var(--ease);
  white-space: nowrap;
}
.btn-gold {
  color: #1a1206; background: var(--metal);
  box-shadow: 0 1px 0 rgba(255,255,255,.4) inset, 0 10px 30px -8px var(--metal-glow);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 1px 0 rgba(255,255,255,.5) inset, 0 16px 40px -8px var(--metal-glow); }
.btn-ghost {
  color: var(--text); background: var(--surface); border-color: var(--line);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { border-color: var(--metal-2); color: #fff; }
.btn svg { width: 16px; height: 16px; }

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: all .4s var(--ease);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 18px 32px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.nav.scrolled .nav-inner {
  margin: 10px auto 0; padding: 12px 22px;
  background: rgba(8,11,17,.72); backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid var(--line); border-radius: 999px;
  max-width: calc(var(--maxw) - 40px);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand .mark { width: 34px; height: 34px; }
.brand-name { font-family: "Clash Display", sans-serif; font-weight: 600; font-size: 19px; letter-spacing: -.01em; color: var(--text); }
.brand-name b { font-weight: 600; }
.brand-name .g { background: var(--metal); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }

.nav-links { display: flex; gap: 34px; align-items: center; }
.nav-links a {
  color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 500;
  letter-spacing: .01em; transition: color .25s; position: relative; white-space: nowrap;
}
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 18px; }
.nav-toggle { display: none; }

/* ---------- hero ---------- */
.hero { padding: 220px 0 110px; text-align: center; }
.hero-glow {
  position: absolute; top: -120px; left: 50%; transform: translateX(-50%);
  width: 900px; height: 900px; z-index: -1; pointer-events: none;
  background: radial-gradient(circle, var(--metal-glow), transparent 62%); opacity: .55;
}
.hero-mark {
  width: 560px; height: 560px; position: absolute; top: 40px; left: 50%;
  transform: translateX(-50%); z-index: -1; opacity: .10; pointer-events: none;
}
.hero-mark.spin { animation: spin 90s linear infinite; }
body.no-spin .hero-mark.spin { animation: none; }
@keyframes spin { to { transform: translateX(-50%) rotate(360deg); } }

.hero h1 { font-size: clamp(44px, 7.2vw, 92px); margin: 26px 0 0; }
.hero h1 .line { display: block; text-wrap: balance; }
.hero p.lede {
  max-width: 620px; margin: 28px auto 0; color: var(--muted);
  font-size: clamp(17px, 2vw, 20px); line-height: 1.6;
}
.hero-actions { margin-top: 40px; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.hero-trust {
  margin-top: 64px; display: flex; gap: 38px; justify-content: center; align-items: center;
  flex-wrap: wrap; color: var(--faint); font-size: 12.5px;
  font-family: "Space Mono", monospace; letter-spacing: .12em; text-transform: uppercase;
}
.hero-trust span { display: inline-flex; align-items: center; gap: 9px; }
.hero-trust svg { width: 15px; height: 15px; color: var(--metal-2); }
.hero-trust .sep { width: 4px; height: 4px; border-radius: 50%; background: var(--fainter); }

/* ---------- stats band ---------- */
.stats { padding: 36px 0; border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); background: rgba(255,255,255,.012); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { text-align: center; padding: 22px 16px; position: relative; }
.stat + .stat::before { content: ""; position: absolute; left: 0; top: 22%; height: 56%; width: 1px; background: var(--line); }
.stat .num { font-family: "Clash Display", sans-serif; font-weight: 600; font-size: clamp(38px, 5vw, 56px); line-height: 1; }
.stat .lbl { margin-top: 12px; color: var(--muted); font-size: 13px; font-family: "Space Mono", monospace; letter-spacing: .12em; text-transform: uppercase; }

/* ---------- generic section header ---------- */
.sec { padding: 130px 0; }
.sec-head { max-width: 640px; }
.sec-head.center { margin: 0 auto; text-align: center; }
.sec-head h2 { font-size: clamp(34px, 4.6vw, 56px); margin: 20px 0 0; }
.sec-head p { margin-top: 20px; color: var(--muted); font-size: 18px; }

/* ---------- glass card ---------- */
.card {
  position: relative; border-radius: var(--radius); padding: 34px;
  background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.012));
  border: 1px solid var(--line); overflow: hidden;
  transition: transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease);
}
.card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.4), transparent);
  opacity: .5;
}
.card:hover { transform: translateY(-6px); border-color: rgba(216,182,110,.34); box-shadow: 0 30px 60px -30px rgba(0,0,0,.8), 0 0 0 1px rgba(216,182,110,.12); }
.card .ico {
  width: 52px; height: 52px; border-radius: 13px; display: grid; place-items: center;
  background: radial-gradient(120% 120% at 30% 20%, rgba(216,182,110,.22), rgba(216,182,110,.04));
  border: 1px solid rgba(216,182,110,.28); margin-bottom: 26px;
}
.card .ico svg { width: 24px; height: 24px; color: var(--metal-1); }
.card h3 { font-size: 23px; margin-bottom: 12px; }
.card p { color: var(--muted); font-size: 15.5px; }
.card .idx { position: absolute; top: 28px; right: 30px; font-family: "Space Mono", monospace; font-size: 12px; color: var(--fainter); letter-spacing: .1em; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 64px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 64px; }

/* trust mini-card */
.tcard { text-align: left; padding: 30px; }
.tcard .ico { width: 46px; height: 46px; margin-bottom: 22px; }
.tcard h3 { font-size: 19px; }
.tcard p { font-size: 14.5px; }

/* ---------- global reach ---------- */
.reach { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 60px; align-items: center; }
.reach-visual {
  position: relative; aspect-ratio: 1; display: grid; place-items: center;
}
.reach-rings { position: absolute; inset: 0; }
.reach-rings span { position: absolute; inset: 0; margin: auto; border-radius: 50%; border: 1px solid var(--line); }
.r1 { width: 100%; height: 100%; }
.r2 { width: 72%; height: 72%; border-color: rgba(216,182,110,.18) !important; }
.r3 { width: 44%; height: 44%; }
.reach-rings .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--metal); box-shadow: 0 0 14px var(--metal-glow); border: 0; }
.reach-core { text-align: center; z-index: 2; }
.reach-core .big { font-family: "Clash Display", sans-serif; font-weight: 600; font-size: clamp(72px, 9vw, 120px); line-height: 1; }
.reach-core .cap { font-family: "Space Mono", monospace; font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin-top: 6px; }

.tabs { display: flex; gap: 10px; flex-wrap: wrap; margin: 26px 0 30px; }
.tab {
  font-family: "Space Mono", monospace; font-size: 12.5px; letter-spacing: .08em;
  padding: 9px 18px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--surface); color: var(--muted); cursor: pointer; transition: all .3s var(--ease);
}
.tab.active { color: #1a1206; background: var(--metal); border-color: transparent; }
.tab:not(.active):hover { color: var(--text); border-color: var(--metal-2); }

.markets { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 30px; min-height: 34px; }
.chip {
  font-family: "Space Mono", monospace; font-size: 12px; letter-spacing: .04em;
  padding: 7px 13px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--surface); color: var(--muted);
  opacity: 0; transform: translateY(6px); animation: chipIn .45s var(--ease) forwards;
}
@keyframes chipIn { to { opacity: 1; transform: none; } }

.caps { display: grid; gap: 2px; }
.cap-row {
  display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: start;
  padding: 16px 0; border-top: 1px solid var(--line-soft); color: var(--text); font-size: 15.5px;
}
.cap-row:last-child { border-bottom: 1px solid var(--line-soft); }
.cap-row .ck { color: var(--metal-2); font-family: "Space Mono", monospace; font-size: 12px; padding-top: 2px; }

/* ---------- security ---------- */
.security { background: linear-gradient(180deg, var(--bg), #04060a); border-top: 1px solid var(--line-soft); }
.sec-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; margin-top: 64px; }

/* compliance checklist */
.compliance-list { list-style: none; display: grid; grid-template-columns: repeat(3,1fr); gap: 2px 36px; margin-top: 30px; }
.compliance-list li { display: flex; align-items: center; gap: 13px; color: var(--muted); font-size: 15px; padding: 16px 0; border-top: 1px solid var(--line-soft); }
.compliance-list li svg { width: 18px; height: 18px; color: var(--metal-2); flex: none; }
.scard { padding: 34px; }
.scard .badge {
  display: inline-flex; align-items: center; gap: 8px; font-family: "Space Mono", monospace;
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--metal-2);
  padding: 6px 12px; border: 1px solid rgba(216,182,110,.25); border-radius: 999px; margin-bottom: 24px;
}
.scard h3 { font-size: 21px; margin-bottom: 12px; }
.scard p { color: var(--muted); font-size: 15px; }

/* ---------- final CTA ---------- */
.cta {
  text-align: center; padding: 130px 0; position: relative; overflow: hidden;
}
.cta-card {
  position: relative; border-radius: 28px; padding: 90px 40px; overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.015));
  border: 1px solid var(--line);
}
.cta-card::before {
  content: ""; position: absolute; top: -50%; left: 50%; transform: translateX(-50%);
  width: 700px; height: 700px; background: radial-gradient(circle, var(--metal-glow), transparent 60%); opacity: .5;
}
.cta-card h2 { font-size: clamp(36px, 5vw, 64px); position: relative; }
.cta-card p { color: var(--muted); max-width: 520px; margin: 22px auto 0; font-size: 18px; position: relative; }
.cta-card .hero-actions { margin-top: 38px; }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--line-soft); padding: 70px 0 40px; }
.foot-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.foot-brand .brand { margin-bottom: 18px; }
.foot-brand p { color: var(--faint); font-size: 14px; max-width: 280px; }
.foot-col h4 { font-family: "Space Mono", monospace; font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 18px; }
.foot-col a { display: block; color: var(--faint); text-decoration: none; font-size: 14px; padding: 6px 0; transition: color .2s; }
.foot-col a:hover { color: var(--text); }
.foot-bottom {
  margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--line-soft);
  display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap;
  color: var(--fainter); font-size: 13px; font-family: "Space Mono", monospace; letter-spacing: .06em;
}
.foot-bottom .compliance { display: flex; gap: 18px; }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .08s; }
.reveal[data-d="2"] { transition-delay: .16s; }
.reveal[data-d="3"] { transition-delay: .24s; }
.reveal[data-d="4"] { transition-delay: .32s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; }
  .hero-mark.spin { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .reach { grid-template-columns: 1fr; gap: 40px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .foot-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .wrap { padding: 0 22px; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .compliance-list { grid-template-columns: 1fr; }
  .hero { padding: 150px 0 80px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(3)::before, .stat:nth-child(4)::before { display: none; }
  .stat:nth-child(odd)::before { display: none; }
  .grid-3, .grid-4, .sec-cards { grid-template-columns: 1fr; }
  .sec { padding: 90px 0; }
  .foot-top { grid-template-columns: 1fr; gap: 30px; }
  .foot-bottom { flex-direction: column; align-items: flex-start; }
  .hero-mark { width: 360px; height: 360px; }
}