/* ui_kits/site/site.css — marketing site styles, built on colors_and_type.css */

.site-wrap { background: var(--bg-page); min-height: 100vh; }

/* ---------- Nav ---------- */
.site-nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: 72px;
  display: flex; align-items: center;
  transition: background 320ms, backdrop-filter 320ms, border-color 320ms;
  border-bottom: 1px solid transparent;
}
.site-nav.is-scrolled {
  background: rgba(5, 7, 13, 0.72);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: rgba(255,255,255,0.06);
}
.nav-inner {
  width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-mark { width: 32px; height: 32px; display: block; }
.brand-word {
  font-family: var(--font-sans); font-weight: 700; font-size: 15px;
  letter-spacing: -0.01em; color: #F6F7F9;
}
.nav-links { display: flex; gap: 28px; }
.nav-links a {
  color: var(--silver-200); font-weight: 500; font-size: 14px; text-decoration: none;
  transition: color 200ms;
}
.nav-links a:hover { color: #fff; }
.nav-actions { display: flex; gap: 10px; align-items: center; }

/* ---------- Buttons ---------- */
.btn {
  font: 600 14px/1 var(--font-sans); padding: 13px 20px;
  border-radius: 8px; border: 1px solid transparent;
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  transition: all 200ms var(--ease-out); white-space: nowrap;
}
.btn-sm { font-size: 13px; padding: 10px 16px; }
.btn-primary { background: var(--signal-500); color: #fff; box-shadow: 0 2px 6px rgba(10,14,26,.08); }
.btn-primary:hover { background: var(--signal-600); transform: translateY(-1px); box-shadow: var(--shadow-glow-signal); }
.btn-ghost { background: transparent; color: var(--fg-1); border-color: var(--border-2); }
.btn-ghost:hover { background: rgba(10,14,26,.04); border-color: var(--border-strong); }
.btn-ghost-dark { background: rgba(255,255,255,0.04); color: #F6F7F9; border-color: rgba(255,255,255,0.14); }
.btn-ghost-dark:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.22); }
.arr { font-family: var(--font-mono); font-weight: 500; }
.icon { flex-shrink: 0; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: var(--ink-900);
  color: #fff; padding: 160px 32px 64px;
}
.hero-photo {
  position: absolute; inset: 0;
  background-image: url("../img/plume-composition.svg");
  background-size: cover; background-position: center;
  opacity: 0.95;
}
.hero-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5,16,31,0.4) 0%, rgba(11,31,58,0.75) 60%, #0B1F3A 100%);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 56px 56px; pointer-events: none;
  mask-image: radial-gradient(ellipse at 50% 40%, #000 35%, transparent 75%);
}
.hero-plume {
  position: absolute; top: -10%; right: -10%;
  width: 620px; height: 620px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,107,26,0.18) 0%, rgba(43,97,234,0.10) 40%, transparent 70%);
  filter: blur(20px); pointer-events: none;
}
.hero-inner {
  position: relative; max-width: 1200px; margin: 0 auto;
  text-align: center;
}
.hero-h { color: #fff; margin: 24px auto 24px; max-width: 14ch; text-wrap: balance; }
.serif-em { font-style: italic; color: var(--silver-300); font-weight: 400; }
.hero-lead { color: var(--silver-200); max-width: 58ch; margin: 0 auto 32px; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 14px; }
.hero-disclaimer {
  font-family: var(--font-mono); font-size: 12px; color: var(--silver-500);
  letter-spacing: 0.04em; margin-top: 18px;
}

.pulse-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  background: var(--plume-400); margin-right: 10px; vertical-align: middle;
  box-shadow: 0 0 0 4px rgba(255,107,26,0.22);
  animation: pulse 1.8s var(--ease-in-out) infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(255,107,26,0.3); }
  50% { box-shadow: 0 0 0 8px rgba(255,107,26,0.1); }
}

/* ---------- Metric strip ---------- */
.metric-strip {
  position: relative; max-width: 1200px; margin: 64px auto 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px; overflow: hidden;
}
.metric-card {
  background: var(--ink-700); padding: 28px 24px; position: relative;
}
.metric-card .icon { color: var(--signal-400); margin-bottom: 16px; }
.metric-value {
  font-family: var(--font-display); font-weight: 500; font-size: 48px;
  line-height: 1; letter-spacing: -0.02em; color: #F6F7F9;
  font-feature-settings: "tnum";
}
.metric-value small {
  font-family: var(--font-mono); font-size: .46em; color: var(--silver-400);
  margin-left: 4px; letter-spacing: 0.04em; font-weight: 400;
}
.metric-label {
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--silver-300); font-weight: 500; margin-top: 12px;
}
.metric-sub { font-family: var(--font-mono); font-size: 11px; color: var(--silver-500); margin-top: 6px; }
.live-dot {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--success-500); margin-right: 6px;
  box-shadow: 0 0 0 3px rgba(16,185,129,0.2);
}

/* ---------- Sections ---------- */
.section { padding: 96px 32px; max-width: 1280px; margin: 0 auto; }
.section-light { background: var(--silver-50); max-width: none; padding: 96px 32px; }
.section-light > * { max-width: 1280px; margin-left: auto; margin-right: auto; }
.section-dark { background: var(--ink-900); color: #fff; max-width: none; padding: 96px 32px; position: relative; overflow: hidden; }
.section-dark::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 30% 50%, #000 25%, transparent 70%);
  pointer-events: none;
}
.section-dark > * { position: relative; max-width: 1280px; margin-left: auto; margin-right: auto; }

.section-head { max-width: 760px; margin-bottom: 56px; }
.section-title { margin-top: 14px; text-wrap: balance; }
.section-title.light { color: #fff; }
.section-lead { margin-top: 16px; }
.light { color: var(--silver-200); }

/* ---------- Trackers ---------- */
.tracker-table {
  border: 1px solid var(--border-1); border-radius: 12px; overflow: hidden;
  background: #fff;
}
.tracker-row {
  display: grid; grid-template-columns: 2fr 3fr 1fr 1fr; gap: 24px;
  padding: 20px 24px; border-bottom: 1px solid var(--border-1);
  align-items: center;
}
.tracker-row:last-child { border-bottom: 0; }
.tracker-label { font-weight: 500; color: var(--fg-1); font-size: 15px; }
.tracker-bar { background: var(--silver-100); height: 6px; border-radius: 3px; overflow: hidden; }
.tracker-fill { height: 100%; border-radius: 3px; transition: width 800ms var(--ease-out); }
.fill-signal { background: var(--signal-500); }
.fill-plume { background: var(--plume-400); }
.fill-success { background: var(--success-500); }
.tracker-status {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em;
}
.status-signal { color: var(--signal-500); }
.status-plume { color: var(--plume-400); }
.status-success { color: var(--success-500); }
.tracker-date { font-size: 12px; color: var(--fg-4); text-align: right; }
.tracker-footnote {
  margin-top: 16px; font-size: 12px; color: var(--fg-4);
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono);
}

/* ---------- Signal ---------- */
.signal-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 20px; }
.signal-card {
  background: #fff; border: 1px solid var(--border-1); border-radius: 12px;
  padding: 28px; transition: all 200ms var(--ease-out); cursor: pointer;
}
.signal-card.featured {
  grid-row: span 1; padding: 40px;
  background: linear-gradient(180deg, #fff 0%, var(--silver-50) 100%);
}
.signal-card:hover { border-color: var(--border-strong); box-shadow: var(--shadow-2); transform: translateY(-2px); }
.signal-tag {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--plume-400); font-weight: 500;
}
.signal-title {
  font-family: var(--font-display); font-weight: 500;
  font-size: 24px; line-height: 1.2; letter-spacing: -0.01em;
  color: var(--fg-1); margin: 14px 0 12px;
}
.signal-card.featured .signal-title { font-size: 36px; line-height: 1.1; }
.signal-excerpt { color: var(--fg-3); font-size: 15px; line-height: 1.5; }
.signal-meta {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 28px; padding-top: 16px; border-top: 1px dashed var(--border-1);
  font-size: 12px; color: var(--fg-4);
}

/* ---------- Invest ---------- */
.section-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 64px; align-items: center; }
.invest-list {
  list-style: none; padding: 0; margin: 28px 0 32px;
  display: grid; gap: 14px;
}
.invest-list li {
  display: flex; gap: 12px; align-items: center;
  color: var(--silver-200); font-size: 15px;
}
.invest-list .icon { color: var(--signal-400); flex-shrink: 0; }
.terms-card {
  background: var(--ink-700); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px; padding: 28px; box-shadow: var(--shadow-3);
}
.terms-head { display: flex; justify-content: space-between; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px dashed rgba(255,255,255,0.1); }
.term-row {
  display: flex; justify-content: space-between; padding: 12px 0;
  border-bottom: 1px dashed rgba(255,255,255,0.08);
}
.term-row:last-child { border-bottom: 0; }
.term-k { color: var(--silver-300); font-size: 14px; }
.term-v { color: #fff; font-weight: 600; font-size: 14px; font-family: var(--font-sans); }
.terms-footer {
  display: flex; align-items: center; gap: 8px; margin-top: 20px;
  padding-top: 16px; border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 12px; color: var(--silver-400);
}

/* ---------- Footer ---------- */
.site-footer { background: var(--ink-900); color: var(--silver-300); padding: 64px 32px 32px; }
.footer-top {
  max-width: 1280px; margin: 0 auto; display: grid;
  grid-template-columns: 1fr 2.5fr; gap: 64px; padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-top .brand-mark { width: 36px; height: 36px; }
.footer-top .brand-word { font-size: 18px; }
.footer-addr { margin-top: 16px; font-family: var(--font-mono); font-size: 12px; color: var(--silver-500); line-height: 1.7; }
.footer-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.footer-h {
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: #F6F7F9; font-weight: 600; margin-bottom: 14px;
}
.footer-cols a {
  display: block; color: var(--silver-400); font-size: 14px;
  text-decoration: none; padding: 5px 0; transition: color 200ms;
}
.footer-cols a:hover { color: #fff; }
.footer-legal {
  max-width: 1280px; margin: 0 auto; padding-top: 24px;
  color: var(--silver-500); font-size: 12px; line-height: 1.6;
}
.footer-legal p { margin: 0 0 8px; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .metric-strip { grid-template-columns: repeat(2, 1fr); }
  .section-grid { grid-template-columns: 1fr; }
  .signal-grid { grid-template-columns: 1fr; }
  .tracker-row { grid-template-columns: 1fr; gap: 10px; }
  .nav-links { display: none; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-cols { grid-template-columns: repeat(2, 1fr); }
}