@import url("https://fonts.googleapis.com/css2?family=Raleway:wght@500;600;700;800;900&family=Public+Sans:wght@400;500;600;700&display=swap");

/* ===== Gravita dark theme — mirrors sigma3000.com structure, Gravita palette =====
   Tokens inlined on purpose: never cached separately. */
:root {
  /* Surfaces (navy plays Sigma's black) */
  --bg: #0d141b;          /* deepest page bg */
  --bg-2: #111a23;        /* alternate section */
  --panel: #17222d;       /* cards / rows */
  --panel-2: #1c2937;     /* lighter panel */
  --line: rgba(255,255,255,.09);
  --line-soft: rgba(255,255,255,.06);

  /* Brand */
  --navy: #203142;
  --teal: #486A81;
  --sky: #B8CAD4;

  /* Text */
  --t-hi: #f3f5f6;
  --t-mid: rgba(243,245,246,.74);
  --t-low: rgba(243,245,246,.5);

  /* Amber plays Sigma's gold */
  --accent: #E29A3C;
  --accent-hi: #f2b75f;
  --accent-deep: #c9822a;
  --grad-gold: linear-gradient(180deg, #f2b75f 0%, #e29a3c 45%, #c9822a 100%);

  /* Semantic */
  --good: #59c98f;
  --bad: #e06a5a;

  /* Type */
  --font-head: "Raleway", system-ui, sans-serif;
  --font-body: "Public Sans", system-ui, sans-serif;

  /* Layout */
  --maxw: 1200px;
  --gutter: clamp(20px, 5vw, 48px);
  --radius: 12px;
  --radius-lg: 18px;

  --shadow-cta: 0 8px 24px rgba(226,154,60,.28);
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  color: var(--t-hi);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.container--narrow { max-width: 900px; }
.section { padding-block: clamp(56px, 8vw, 110px); position: relative; }
.section--alt { background: var(--bg-2); }
.center { text-align: center; }

/* Section headers — Sigma style: caps, centered, highlight word in amber */
.shead { max-width: 820px; margin-bottom: clamp(30px, 4.5vw, 56px); }
.shead--center { margin-inline: auto; text-align: center; }
.shead h2 { text-transform: uppercase; letter-spacing: .01em; }
.shead h2 em { font-style: normal; color: var(--accent); }
.shead .sub { margin-top: .9rem; color: var(--t-mid); font-size: .98rem; line-height: 1.7; }
.eyebrow {
  font-family: var(--font-head); font-size: .78rem; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase; color: var(--accent);
  display: inline-block; margin-bottom: .9rem;
}

/* ---------- Type ---------- */
h1, h2, h3, h4 { font-family: var(--font-head); color: var(--t-hi); line-height: 1.1; }
h1 { font-weight: 800; font-size: clamp(2.1rem, 4.6vw, 3.4rem); text-transform: uppercase; letter-spacing: .005em; }
h2 { font-weight: 800; font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3 { font-weight: 700; font-size: clamp(1.1rem, 2vw, 1.35rem); }
.muted { color: var(--t-mid); }
.small { font-size: .85rem; }

/* ---------- Buttons — Sigma gold-gradient rectangles ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-family: var(--font-head); font-weight: 800; font-size: 1rem;
  padding: .95rem 2.2rem; border-radius: 10px; cursor: pointer; border: none;
  transition: transform .16s var(--ease), box-shadow .16s var(--ease), filter .16s var(--ease);
  letter-spacing: .01em; text-align: center; color: #1a1205;
  background: var(--grad-gold); box-shadow: var(--shadow-cta);
}
.btn:hover { filter: brightness(1.07); transform: translateY(-1px); }
.btn:active { transform: translateY(1px); }
.btn--ghost { background: transparent; color: var(--t-hi); border: 1px solid var(--line); box-shadow: none; }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); filter: none; }
.btn--lg { padding: 1.1rem 2.8rem; font-size: 1.05rem; }
.btn--block { width: 100%; }
.btn--wide { min-width: min(420px, 100%); }

/* under-CTA reassurance */
.assure { display: inline-flex; align-items: center; gap: .45rem; font-size: .8rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase; color: var(--t-mid); }
.assure svg { color: var(--accent); flex: 0 0 auto; }
.cta-stack { display: flex; flex-direction: column; align-items: center; gap: .8rem; margin-top: 2.2rem; }

/* ---------- Cards ---------- */
.card { background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius-lg); padding: clamp(20px, 3vw, 30px); }

/* ---------- Announce ---------- */
.announce {
  background: #0a0f14; color: var(--t-hi); text-align: center; font-family: var(--font-head);
  font-weight: 700; font-size: .74rem; letter-spacing: .1em; padding: .55rem 1rem; text-transform: uppercase;
  border-bottom: 1px solid var(--line-soft);
}
.announce b { color: var(--accent); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 90;
  background: rgba(13,20,27,.85); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 1.5rem; }
.nav__links { display: flex; gap: 1.9rem; align-items: center; }
.nav__links a:not(.btn) { font-weight: 600; font-size: .92rem; color: var(--t-mid); transition: color .15s; white-space: nowrap; }
.nav__links a:not(.btn):hover { color: var(--t-hi); }
.nav__links .btn { padding: .62rem 1.5rem; font-size: .9rem; white-space: nowrap; }
@media (max-width: 860px){ .nav__links a:not(.btn){ display: none; } }
.logo-img { height: 19px; width: auto; display: block; }

/* ---------- Grids ---------- */
.grid { display: grid; gap: clamp(14px, 2vw, 22px); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 940px){ .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-5 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px){ .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } .grid-5 { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Footer ---------- */
.footer { background: #0a0f14; border-top: 1px solid var(--line-soft); color: var(--t-mid); padding-block: clamp(48px, 6vw, 72px) 32px; }
.footer a:hover { color: var(--t-hi); }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.6fr; gap: 2.2rem; }
.footer h4 { font-family: var(--font-head); color: var(--t-hi); font-size: .8rem; letter-spacing: .16em; text-transform: uppercase; margin-bottom: 1rem; font-weight: 700; }
.footer ul { list-style: none; }
.footer li { margin-bottom: .5rem; font-size: .92rem; }
.footer__sub { display: flex; gap: .5rem; margin-top: .9rem; }
.footer__sub input { flex: 1; min-width: 0; border: 1px solid var(--line); background: var(--panel); color: var(--t-hi);
  border-radius: 8px; padding: .7rem 1rem; font-family: var(--font-body); font-size: .9rem; }
.footer__sub input::placeholder { color: var(--t-low); }
.footer__sub .btn { padding: .7rem 1.3rem; font-size: .88rem; }
.footer__disc { margin-top: 2.6rem; padding-top: 1.5rem; border-top: 1px solid var(--line-soft); font-size: .76rem; color: var(--t-low); line-height: 1.6; }
@media (max-width: 860px){ .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px){ .footer__grid { grid-template-columns: 1fr; } }

/* ---------- Misc ---------- */
.stars { color: var(--accent); letter-spacing: 2px; font-size: .95rem; }
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce){ .reveal { opacity: 1; transform: none; transition: none; } }

/* hexagon icon (Sigma's outlined hex) */
.hex { width: 54px; height: 54px; flex: 0 0 auto; display: flex; align-items: center; justify-content: center;
  color: var(--accent); position: relative; }
.hex svg.hexframe { position: absolute; inset: 0; width: 100%; height: 100%; color: rgba(226,154,60,.65); }
.hex .ico { position: relative; z-index: 1; }