@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Fraunces:opsz,wght@9..144,600;9..144,700&display=swap');

:root {
  --bg: #070a12;
  --bg-soft: #0f1526;
  --panel: #141d33;
  --panel-2: #101a30;
  --text: #ecf1ff;
  --muted: #afbbd8;
  --line: #263559;
  --gold: #f0cf82;
  --blue: #8dc4ff;
  --halo: #7ed0ff33;
  --success: #8cf0bb;
  --bg-a1: .70;
  --bg-a2: .70;
  --btn-a1: 1;
  --btn-a2: 1;
  --btn-a3: 1;
  --band-a1: .22;
  --band-a2: .24;
  --band-a3: .20;
  --heaven-a1: .16;
  --heaven-a2: .15;
  --heaven-a3: .16;
}

/* Theme intensity knob: set on <body data-theme="subtle|medium|vibrant"> */
body[data-theme="subtle"] {
  --bg-a1: .48; --bg-a2: .45;
  --btn-a1: .82; --btn-a2: .82; --btn-a3: .82;
  --band-a1: .14; --band-a2: .15; --band-a3: .13;
  --heaven-a1: .10; --heaven-a2: .10; --heaven-a3: .10;
}
body[data-theme="medium"] {
  --bg-a1: .70; --bg-a2: .70;
  --btn-a1: 1; --btn-a2: 1; --btn-a3: 1;
  --band-a1: .22; --band-a2: .24; --band-a3: .20;
  --heaven-a1: .16; --heaven-a2: .15; --heaven-a3: .16;
}
body[data-theme="vibrant"] {
  --bg-a1: .95; --bg-a2: .95;
  --btn-a1: 1.18; --btn-a2: 1.18; --btn-a3: 1.18;
  --band-a1: .32; --band-a2: .34; --band-a3: .30;
  --heaven-a1: .24; --heaven-a2: .22; --heaven-a3: .24;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background:
    radial-gradient(900px 500px at 8% -10%, rgba(42,62,114,var(--bg-a1)) 0%, transparent 58%),
    radial-gradient(800px 420px at 95% 4%, rgba(61,39,101,var(--bg-a2)) 0%, transparent 55%),
    radial-gradient(circle at 20% -10%, #1a2240 0, var(--bg) 50%);
  color: var(--text);
  line-height: 1.72;
  font-size: 18px;
  text-rendering: optimizeLegibility;
}

.dark-page {
  background: radial-gradient(circle at 80% -10%, #1b142d 0, #06080f 55%);
}

.container { width: min(1100px, 92vw); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 20;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
  background: #070a12cf;
}

.nav-wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem 0;
}

.brand { color: var(--gold); text-decoration: none; font-weight: 700; letter-spacing: .02em; }
nav { display: flex; flex-wrap: wrap; justify-content: flex-end; }
nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1rem;
  font-size: 0.95rem;
  transition: color .2s ease, opacity .2s ease;
}
nav a:hover { color: var(--text); opacity: .95; }

.hero { padding: 5.2rem 0 3rem; }
.hero.compact { padding: 4rem 0 2.2rem; }
.hero-icon {
  width: 74px;
  height: 74px;
  border-radius: 16px;
  border: 1px solid var(--line);
  display: block;
  margin-bottom: .85rem;
}
.kicker {
  color: var(--blue);
  text-transform: uppercase;
  font-size: .78rem;
  letter-spacing: .13em;
  font-weight: 700;
}
h1 {
  margin: .3rem 0 .8rem;
  font-family: Fraunces, Georgia, serif;
  font-size: clamp(2.1rem, 4vw, 3.55rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
}
h2 {
  margin: .2rem 0 .65rem;
  font-family: Fraunces, Georgia, serif;
  font-size: 1.45rem;
  line-height: 1.22;
}
.graphic-frame {
  margin: .9rem 0 1.2rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #0f1730;
}
.graphic-frame img { display: block; width: 100%; height: auto; }
.graphic-caption {
  margin: 0;
  padding: .45rem .75rem .6rem;
  color: var(--muted);
  font-size: .88rem;
}
.lead {
  color: var(--muted);
  max-width: 74ch;
  font-size: 1.07rem;
}

.actions { display: flex; gap: .7rem; margin-top: 1.2rem; flex-wrap: wrap; }
.btn {
  display: inline-block;
  text-decoration: none;
  padding: .72rem 1.02rem;
  border-radius: .7rem;
  border: 1px solid var(--line);
  background: #16213b;
  color: var(--text);
  font-weight: 600;
  transition: transform .15s ease, box-shadow .15s ease, background .2s ease;
}
.btn:hover {
  background: #1d2a4a;
  transform: translateY(-1px);
  box-shadow: 0 10px 22px #00000040;
}
.btn-muted { background: transparent; color: var(--muted); }
.btn-primary {
  background: linear-gradient(135deg,
    rgba(53,92,171,var(--btn-a1)) 0%,
    rgba(111,78,196,var(--btn-a2)) 55%,
    rgba(138,102,213,var(--btn-a3)) 100%);
  border-color: #5c63c4;
}
.btn-primary:hover {
  background: linear-gradient(135deg,
    rgba(62,105,193,var(--btn-a1)) 0%,
    rgba(127,92,219,var(--btn-a2)) 60%,
    rgba(152,118,226,var(--btn-a3)) 100%);
}

.section { padding: 1.2rem 0 2rem; }
.section.alt {
  background: linear-gradient(180deg, #0d1221 0, #0b101d 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.heavenly-band {
  position: relative;
  background:
    linear-gradient(120deg,
      rgba(145,198,255,var(--heaven-a1)) 0%,
      rgba(194,170,255,var(--heaven-a2)) 45%,
      rgba(255,223,170,var(--heaven-a3)) 100%),
    #0f1830;
  border-top: 1px solid #49639e;
  border-bottom: 1px solid #49639e;
  overflow: hidden;
}
.heavenly-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('../assets/texture-divider-2048x512.svg') center/cover no-repeat;
  opacity: .16;
  pointer-events: none;
}
.heavenly-band > .container { position: relative; z-index: 1; }

.vibrant-band {
  background: linear-gradient(120deg,
    rgba(67,119,220,var(--band-a1)) 0%,
    rgba(123,87,221,var(--band-a2)) 48%,
    rgba(173,119,255,var(--band-a3)) 100%);
  border-top: 1px solid #4557a4;
  border-bottom: 1px solid #4557a4;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .9rem;
}

.split { display: grid; grid-template-columns: repeat(auto-fit,minmax(270px,1fr)); gap: 1rem; }
.card {
  background: linear-gradient(165deg, #111a2f 0%, #0e1424 100%);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem 1.08rem;
  box-shadow: 0 0 0 1px #ffffff05, 0 10px 30px #00000030;
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.card:hover {
  transform: translateY(-2px);
  border-color: #315086;
  box-shadow: 0 14px 34px #00000045;
}

ul, ol { padding-left: 1.2rem; }
li { margin-bottom: .4rem; }
.links a { color: #a8d5ff; }
.links a:hover { color: #d8ecff; }

.pipeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: .75rem;
  align-items: stretch;
}
.node {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .8rem;
  background: #121a2f;
  box-shadow: inset 0 0 35px var(--halo);
  position: relative;
}
@media (min-width: 900px) {
  .pipeline { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .pipeline .node:not(:last-child)::after {
    content: '→';
    position: absolute;
    right: -0.62rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gold);
    font-weight: 700;
    background: var(--bg);
    border-radius: 999px;
    padding: 0 .2rem;
  }
}

.quick-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: .75rem;
  margin-top: .7rem;
}
.quick {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .75rem .82rem;
  background: var(--panel-2);
}
.quick h3 {
  margin: 0 0 .4rem;
  color: var(--success);
  font-size: 1rem;
}

.quote {
  border-left: 3px solid var(--gold);
  padding-left: .8rem;
  color: #dce5ff;
  font-style: italic;
}

.badge {
  display: inline-block;
  font-size: .78rem;
  padding: .22rem .5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  margin-right: .35rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 2rem;
  padding: 1rem 0 2rem;
  color: var(--muted);
  font-size: .95rem;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: .7rem;
}
.trust-item {
  border: 1px dashed #355180;
  border-radius: 12px;
  padding: .65rem .75rem;
  background: #10192e;
}
.trust-item h3 {
  margin: 0 0 .25rem;
  font-size: .96rem;
  color: var(--blue);
}
.trust-item p {
  margin: 0;
  color: var(--muted);
  font-size: .9rem;
}

@media (max-width: 900px) {
  body { font-size: 17px; }
}

@media (max-width: 760px) {
  nav a { margin-left: .7rem; font-size: .9rem; }
  .hero { padding-top: 4rem; }
}
