/* ============================================================
   InfuseAI — Modern Deep-Learning / Quant Fintech Theme
   Self-contained. No build step. Azure static-friendly.
   ============================================================ */

@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap");

:root {
  /* Surfaces */
  --bg:        #070b14;
  --bg-2:      #0a0f1e;
  --bg-3:      #0e1426;
  --surface:   rgba(255, 255, 255, 0.03);
  --surface-2: rgba(255, 255, 255, 0.06);
  --border:    rgba(255, 255, 255, 0.08);
  --border-2:  rgba(255, 255, 255, 0.14);

  /* Text */
  --text:      #e9eef7;
  --text-dim:  #9fb0c7;
  --text-mute: #61728c;

  /* Accents */
  --blue:   #4e9af1;
  --cyan:   #22d3ee;
  --green:  #4ade80;
  --nvidia: #76b900;
  --purple: #a855f7;
  --amber:  #c49a1a;
  --gold:   #b8870d;

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #4e9af1 0%, #22d3ee 100%);
  --grad-violet:  linear-gradient(135deg, #a855f7 0%, #4e9af1 100%);
  --grad-green:   linear-gradient(135deg, #76b900 0%, #4ade80 100%);
  --grad-text:    linear-gradient(120deg, #7cc1ff 0%, #22d3ee 55%, #d4b040 100%);
  --grad-gold:    linear-gradient(135deg, #d4a820 0%, #c49a1a 100%);

  --radius:    16px;
  --radius-sm: 10px;
  --maxw:      1180px;
  --shadow:    0 24px 60px -20px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 0 1px var(--border), 0 20px 50px -25px rgba(78, 154, 241, 0.5);
}

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

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

body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  font-weight: 400;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Ambient background mesh — fixed, behind everything */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(900px 600px at 12% -5%, rgba(78, 154, 241, 0.18), transparent 60%),
    radial-gradient(800px 600px at 95% 8%, rgba(168, 85, 247, 0.14), transparent 55%),
    radial-gradient(900px 700px at 50% 110%, rgba(34, 211, 238, 0.12), transparent 60%),
    var(--bg);
}

/* Subtle grid overlay */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 100% 80% at 50% 0%, #000 40%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 100% 80% at 50% 0%, #000 40%, transparent 90%);
}

h1, h2, h3, h4, h5 {
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: #fff;
}

a { color: var(--blue); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--cyan); }

img { max-width: 100%; display: block; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.gradient-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: rgba(7, 11, 20, 0.72);
  border-bottom: 1px solid var(--border);
}
.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 1.18rem;
  color: #fff;
  letter-spacing: -0.02em;
}
.nav .brand .logo-mark {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: var(--grad-primary);
  display: grid; place-items: center;
  font-weight: 700; color: #04111f; font-size: 0.95rem;
  box-shadow: 0 6px 18px -6px rgba(78, 154, 241, 0.8);
}
.nav .brand span.ai { color: var(--cyan); }
/* Nav brand logo — light gray chip so dark logo text reads on dark nav */
.nav .brand img.brand-logo {
  height: 38px; width: auto; display: block;
  background: rgba(222, 222, 222, 0.92);
  border: 1px solid rgba(200, 200, 200, 0.4);
  padding: 5px 14px; border-radius: 10px;
}
.nav-links { display: flex; align-items: center; gap: 30px; list-style: none; }
.nav-links a {
  color: var(--text-dim);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: #fff; }
/* Button links in the nav need explicit colour — `.nav-links a` (element+class)
   out-specifies `.btn-primary` (class only) and would otherwise mute the text. */
.nav-links a.btn-primary, .nav-links a.btn-primary:hover { color: #04111f; font-weight: 600; }
.nav-links a.btn-ghost, .nav-links a.btn-ghost:hover { color: #fff; }
.nav-toggle { display: none; background: none; border: 0; color: #fff; font-size: 1.5rem; cursor: pointer; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 13px 26px;
  border-radius: 12px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.25s ease, background 0.25s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--grad-primary);
  color: #04111f;
  box-shadow: 0 12px 30px -10px rgba(78, 154, 241, 0.7);
}
.btn-primary:hover { transform: translateY(-2px); color: #04111f; box-shadow: 0 18px 40px -12px rgba(78, 154, 241, 0.9); }
.btn-ghost {
  background: var(--surface);
  border-color: var(--border-2);
  color: var(--text);
}
.btn-ghost:hover { transform: translateY(-2px); background: var(--surface-2); color: #fff; border-color: var(--blue); }
.btn-green { background: var(--grad-green); color: #06210b; box-shadow: 0 12px 30px -10px rgba(118, 185, 0, 0.6); }
.btn-green:hover { transform: translateY(-2px); color: #06210b; }
.btn-lg { padding: 16px 34px; font-size: 1.02rem; }
.btn-block { width: 100%; justify-content: center; }

/* ============================================================
   SECTIONS / GENERAL
   ============================================================ */
section.block { padding: 96px 0; position: relative; }
section.block.tight { padding: 64px 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  padding: 6px 14px;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  background: var(--surface);
  margin-bottom: 22px;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); }

.section-head { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.section-head.left { margin-left: 0; text-align: left; }
.section-head h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); margin-bottom: 16px; }
.section-head p { color: var(--text-dim); font-size: 1.06rem; }

/* ============================================================
   HERO
   ============================================================ */
.hero { position: relative; padding: 90px 0 80px; overflow: hidden; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.4rem, 5.4vw, 4.1rem);
  margin-bottom: 22px;
}
.hero .lede { font-size: 1.16rem; color: var(--text-dim); margin-bottom: 16px; max-width: 560px; }
.hero .lede strong { color: var(--text); font-weight: 600; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin: 34px 0 28px; }
.hero-trust { display: flex; gap: 26px; flex-wrap: wrap; align-items: center; color: var(--text-mute); font-size: 0.84rem; }
.hero-trust b { color: var(--text); }

/* Hero visual — floating glass metric stack */
.hero-visual {
  position: relative;
  border-radius: 22px;
  padding: 26px;
  background:
    linear-gradient(180deg, rgba(78,154,241,0.10), rgba(34,211,238,0.04)),
    var(--bg-3);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.hero-visual::before {
  content: "QUANTAI · LIVE WALK-FORWARD";
  position: absolute; top: -11px; left: 22px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.66rem; letter-spacing: 0.16em;
  color: var(--cyan);
  background: var(--bg-3);
  padding: 3px 12px; border-radius: 999px;
  border: 1px solid var(--border-2);
}
.hero-stat-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.hero-stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}
.hero-stat .v { font-family: "Space Grotesk", sans-serif; font-size: 1.9rem; font-weight: 700; color: #fff; line-height: 1; }
.hero-stat .v.up { color: var(--green); }
.hero-stat .l { font-size: 0.74rem; color: var(--text-mute); margin-top: 6px; text-transform: uppercase; letter-spacing: 0.06em; }
.hero-stat.wide { grid-column: 1 / -1; }

/* mini sparkline bar */
.sparkline { display: flex; align-items: flex-end; gap: 4px; height: 46px; margin-top: 12px; }
.sparkline i { flex: 1; background: var(--grad-primary); border-radius: 3px 3px 0 0; opacity: 0.85; display: block; }

/* ============================================================
   MARQUEE (logos / stack)
   ============================================================ */
.marquee { overflow: hidden; padding: 30px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stack-label { text-align: center; font-family: "Space Grotesk", sans-serif; font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-mute); margin-bottom: 20px; }
.marquee-mask { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee-track { display: flex; gap: 18px; align-items: center; width: max-content; animation: scroll-x 38s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
/* Full-colour trademarks on a light chip so each registered mark is clearly
   legible against the dark theme and presented at true brand fidelity. */
.stack-chip {
  display: flex; align-items: center; justify-content: center;
  height: 58px; padding: 0 26px;
  background: #ffffff;
  border-radius: 13px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 10px 26px -14px rgba(0, 0, 0, 0.8);
  flex-shrink: 0;
}
.stack-chip img { height: 30px; width: auto; opacity: 1; filter: none; display: block; }
@keyframes scroll-x { to { transform: translateX(-50%); } }

/* ============================================================
   BADGES / PILLS
   ============================================================ */
.badges { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.badges.left { justify-content: flex-start; }
.pill {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 0.82rem; font-weight: 500;
  padding: 8px 15px;
  border-radius: 999px;
  border: 1px solid var(--border-2);
  background: var(--surface);
  color: var(--text-dim);
}
.pill.accent { border-color: rgba(78,154,241,0.4); color: #bfe0ff; background: rgba(78,154,241,0.08); }
.pill.green { border-color: rgba(118,185,0,0.45); color: #c5f08a; background: rgba(118,185,0,0.10); }
.pill.gold  { border-color: rgba(196,154,26,0.5); color: #e8c060; background: rgba(196,154,26,0.1); }
.pill .ic { color: var(--cyan); }

/* ============================================================
   METRIC CARDS (big animated numbers)
   ============================================================ */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.metric {
  text-align: center;
  padding: 30px 18px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.metric:hover { transform: translateY(-4px); border-color: rgba(78,154,241,0.4); box-shadow: var(--shadow-glow); }
.metric .num { font-family: "Space Grotesk", sans-serif; font-size: clamp(2rem, 4vw, 2.9rem); font-weight: 700; }
.metric .num.up { color: var(--green); }
.metric .num.blue { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.metric .cap { color: var(--text-dim); font-size: 0.9rem; margin-top: 8px; }
.metric .sub { color: var(--text-mute); font-size: 0.76rem; margin-top: 4px; }

/* ============================================================
   GLASS CARDS / GRID
   ============================================================ */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card-grid.two { grid-template-columns: repeat(2, 1fr); }
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 28px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s, background 0.25s;
  overflow: hidden;
}
.card:hover { transform: translateY(-5px); border-color: rgba(78,154,241,0.35); background: var(--surface-2); box-shadow: var(--shadow); }
.card .card-ic {
  width: 50px; height: 50px; border-radius: 13px;
  display: grid; place-items: center;
  background: rgba(78,154,241,0.12);
  border: 1px solid rgba(78,154,241,0.25);
  color: var(--cyan);
  font-size: 1.4rem;
  margin-bottom: 18px;
}
.card h4 { font-size: 1.18rem; margin-bottom: 10px; }
.card p { color: var(--text-dim); font-size: 0.95rem; }
.card .tags { margin-top: auto; padding-top: 16px; display: flex; flex-wrap: wrap; gap: 7px; }
.tag {
  font-size: 0.72rem;
  padding: 4px 10px;
  border-radius: 7px;
  background: rgba(78,154,241,0.10);
  border: 1px solid rgba(78,154,241,0.22);
  color: #9ecbff;
  font-weight: 500;
}
.tag.green { background: rgba(118,185,0,0.10); border-color: rgba(118,185,0,0.25); color: #bfe88a; }
.card .paper-link { margin-top: 14px; font-size: 0.84rem; font-weight: 600; color: var(--cyan); font-family: "Space Grotesk", sans-serif; }
.card .paper-link:hover { color: #fff; }

/* ============================================================
   SPOTLIGHT / FEATURE ROWS
   ============================================================ */
.spotlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 30px;
  padding: 34px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
}
.spotlight.flip .spot-media { order: 2; }
.spot-media {
  border-radius: 14px;
  overflow: hidden;
  position: relative;
  min-height: 260px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, #0d1530, #0a1020);
}
.spot-media img { width: 100%; height: 100%; object-fit: cover; opacity: 0.9; }
.spot-media .overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7,11,20,0.1), rgba(7,11,20,0.65));
}
.spot-media .tagchip {
  position: absolute; left: 16px; bottom: 16px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.72rem; letter-spacing: 0.08em;
  padding: 6px 13px; border-radius: 999px;
  background: rgba(7,11,20,0.7); border: 1px solid var(--border-2);
  color: var(--cyan); backdrop-filter: blur(6px);
}
.spot-body h3 { font-size: 1.5rem; margin-bottom: 8px; }
.spot-body .kicker { color: var(--green); font-weight: 600; font-size: 0.94rem; margin-bottom: 14px; font-family: "Space Grotesk", sans-serif; }
.spot-body p { color: var(--text-dim); margin-bottom: 16px; }
.spot-body .tags { display: flex; flex-wrap: wrap; gap: 7px; }

/* ============================================================
   TABLES
   ============================================================ */
.table-card {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  background: var(--surface);
}
table.modern { width: 100%; border-collapse: collapse; font-size: 0.94rem; }
table.modern thead th {
  background: rgba(255,255,255,0.04);
  text-align: left;
  padding: 16px 20px;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  color: #fff;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--border-2);
}
table.modern td {
  padding: 15px 20px;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
  vertical-align: top;
}
table.modern tbody tr:last-child td { border-bottom: 0; }
table.modern tbody tr:hover td { background: rgba(255,255,255,0.02); }
table.modern td b, table.modern td strong { color: var(--text); }
table.modern td:first-child { color: #fff; font-weight: 500; white-space: nowrap; }
table.modern .val { color: var(--green); font-weight: 600; font-family: "Space Grotesk", sans-serif; }
table.modern small { color: var(--text-mute); }

/* ============================================================
   PRICING
   ============================================================ */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.plan {
  display: flex; flex-direction: column;
  padding: 32px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.plan:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.plan.featured {
  border-color: rgba(78,154,241,0.5);
  background: linear-gradient(180deg, rgba(78,154,241,0.10), var(--surface));
  box-shadow: var(--shadow-glow);
  position: relative;
}
.plan .badge-top {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--grad-primary); color: #04111f;
  font-family: "Space Grotesk", sans-serif; font-weight: 600;
  font-size: 0.7rem; letter-spacing: 0.12em;
  padding: 5px 16px; border-radius: 999px;
}
.plan h3 { font-size: 1.35rem; margin-bottom: 6px; }
.plan .plan-sub { color: var(--text-mute); font-size: 0.86rem; min-height: 38px; }
.plan .price { font-family: "Space Grotesk", sans-serif; font-size: 2.7rem; font-weight: 700; color: #fff; margin: 14px 0 2px; line-height: 1; }
.plan .price span { font-size: 0.95rem; font-weight: 400; color: var(--text-mute); }
.plan ul { list-style: none; margin: 22px 0; display: grid; gap: 11px; flex: 1; }
.plan ul li { position: relative; padding-left: 28px; color: var(--text-dim); font-size: 0.92rem; }
.plan ul li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--green); font-weight: 700;
  width: 18px; height: 18px; border-radius: 50%;
  background: rgba(74,222,128,0.12); display: grid; place-items: center; font-size: 0.7rem;
}
.plan ul li.muted { color: var(--text-mute); }
.plan ul li.muted::before { content: "—"; color: var(--text-mute); background: transparent; }

/* ============================================================
   CALLOUT / INVESTOR
   ============================================================ */
.callout {
  border-radius: var(--radius);
  border: 1px solid rgba(78,154,241,0.35);
  background:
    radial-gradient(600px 200px at 50% 0%, rgba(78,154,241,0.16), transparent 70%),
    var(--surface);
  padding: 48px 40px;
  text-align: center;
}
.callout h3 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 14px; }
.callout p { color: var(--text-dim); max-width: 720px; margin: 0 auto 12px; }
.callout .stat-line { color: var(--text); font-weight: 500; margin: 18px 0 26px; font-size: 0.96rem; }
.callout .stat-line b { color: var(--cyan); }

/* ============================================================
   CONSULTING ROWS
   ============================================================ */
.crow {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  padding: 26px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  margin-bottom: 16px;
  transition: border-color 0.2s, transform 0.2s;
}
.crow:hover { border-color: rgba(78,154,241,0.3); transform: translateX(4px); }
.crow .crow-ic {
  width: 56px; height: 56px; border-radius: 14px;
  display: grid; place-items: center; font-size: 1.5rem;
  background: rgba(78,154,241,0.12); border: 1px solid rgba(78,154,241,0.25);
  color: var(--cyan);
}
.crow h4 { font-size: 1.15rem; margin-bottom: 8px; }
.crow p { color: var(--text-dim); font-size: 0.94rem; margin-bottom: 12px; }
.crow .tags { display: flex; flex-wrap: wrap; gap: 7px; }

/* ============================================================
   FORM (Contact)
   ============================================================ */
.form-card {
  max-width: 720px; margin: 0 auto;
  padding: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-row.single { grid-template-columns: 1fr; }
.field label { display: block; font-size: 0.84rem; color: var(--text-dim); margin-bottom: 7px; font-weight: 500; }
.field label .req { color: #f87171; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 13px 15px;
  border-radius: 11px;
  border: 1px solid var(--border-2);
  background: var(--bg-2);
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field input::placeholder, .field textarea::placeholder { color: var(--text-mute); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(78,154,241,0.18);
}
.field select option { background: var(--bg-2); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { border-top: 1px solid var(--border); padding: 56px 0 40px; background: var(--bg-2); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer h5 { font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-mute); margin-bottom: 16px; }
.footer ul { list-style: none; display: grid; gap: 9px; }
.footer ul a { color: var(--text-dim); font-size: 0.92rem; }
.footer ul a:hover { color: #fff; }
.footer .brand { font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 1.2rem; color: #fff; margin-bottom: 12px; }
.footer .brand span { color: var(--cyan); }
.footer img.brand-logo {
  height: 44px; width: auto; display: block; margin-bottom: 14px;
  background: rgba(222, 222, 222, 0.88);
  border: 1px solid rgba(200, 200, 200, 0.35);
  padding: 6px 16px; border-radius: 10px;
}

/* Hero logo — frosted glass chip, matches nav material language */
.hero-logo-wrap { margin-bottom: 28px; }
.hero-logo-img {
  height: 58px; width: auto; display: block;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 7px 20px;
  border-radius: 12px;
}

/* SVG diagram panels — override the img rule so SVGs fill correctly */
.spot-media svg.diagram {
  position: absolute; inset: 0; width: 100%; height: 100%; display: block;
}
.footer .tag-desc { color: var(--text-dim); font-size: 0.92rem; max-width: 320px; }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  color: var(--text-mute); font-size: 0.84rem;
}
.disclaimer { color: var(--text-mute); font-size: 0.74rem; line-height: 1.7; max-width: 900px; margin: 28px auto 0; text-align: center; }
.disclaimer b { color: var(--text-dim); }

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.08s; }
.reveal.d2 { transition-delay: 0.16s; }
.reveal.d3 { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee-track { animation: none; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 520px; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .card-grid, .card-grid.two { grid-template-columns: 1fr 1fr; }
  .pricing { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }
  .spotlight, .spotlight.flip { grid-template-columns: 1fr; gap: 28px; }
  .spotlight.flip .spot-media { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-links.open {
    display: flex; flex-direction: column; gap: 18px;
    position: absolute; top: 68px; left: 0; right: 0;
    background: var(--bg-2); border-bottom: 1px solid var(--border);
    padding: 24px;
  }
  .metrics, .card-grid, .card-grid.two { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  section.block { padding: 64px 0; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; justify-content: center; }
}

/* ============================================================
   PRE-ORDER / BETA NOTICE
   ============================================================ */
.preorder-banner {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin: 0 0 30px;
  padding: 18px 22px;
  border-radius: var(--radius);
  border: 1px solid rgba(251, 191, 36, 0.35);
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.10), rgba(78, 154, 241, 0.06));
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.6;
}
.preorder-banner .pin {
  flex: 0 0 auto;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em;
  padding: 6px 12px; border-radius: 999px;
  background: var(--amber); color: #2a1c00;
}
.preorder-banner strong { color: var(--text); }
.preorder-banner em { color: var(--text-mute); font-style: normal; }
@media (max-width: 760px) {
  .preorder-banner { flex-direction: column; }
}