/* ===== Monument Builder — Blueprint Atelier ===== */
:root {
  --night: #070b18;
  --night-soft: #0e1528;
  --night-card: #141e36;
  --stone: #1a2440;
  --parchment: #f3ead8;
  --parchment-dim: #c8b99a;
  --gold: #e8b84a;
  --gold-hot: #ffd875;
  --gold-dim: #a67c1a;
  --violet: #7c4dff;
  --violet-dim: #4a2878;
  --cyan: #5ec4ff;
  --ink: #eef2ff;
  --ink-dim: #8fa0c4;
  --line: rgba(94, 196, 255, 0.14);
  --line-gold: rgba(232, 184, 74, 0.35);
  --shell: 1180px;
  --radius: 4px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  background: var(--night);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: "Syne", sans-serif;
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

a { color: inherit; text-decoration: none; }

.shell {
  width: min(100% - 40px, var(--shell));
  margin-inline: auto;
}

/* Blueprint background */
.blueprint-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(rgba(94, 196, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(94, 196, 255, 0.035) 1px, transparent 1px),
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(124, 77, 255, 0.18), transparent 60%),
    var(--night);
  background-size: 48px 48px, 48px 48px, auto, auto;
  mask-image: linear-gradient(#000 0%, #000 85%, transparent 100%);
}

/* ===== Nav ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 11, 24, 0.82);
  backdrop-filter: blur(16px);
}

.nav__inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand__icon {
  border-radius: 10px;
  box-shadow: 0 0 24px rgba(232, 184, 74, 0.35);
}

.brand__text {
  font-family: "Syne", sans-serif;
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.02em;
}

.brand__accent { color: var(--gold); }

.nav__links {
  display: flex;
  gap: 28px;
  margin-left: auto;
}

.nav__links a {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-dim);
  transition: color 0.2s;
}

.nav__links a:hover,
.nav__links a.is-active { color: var(--gold); }

.nav__cta {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 18px;
  border: 1px solid var(--line-gold);
  color: var(--gold);
  transition: background 0.2s, color 0.2s;
}

.nav__cta:hover {
  background: var(--gold);
  color: var(--night);
}

.nav__burger {
  display: none;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.nav__burger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--gold);
  transition: 0.25s;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 14px 24px;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
}

.btn--gold {
  background: linear-gradient(135deg, var(--gold-hot), var(--gold-dim));
  color: var(--night);
  box-shadow: 0 8px 32px rgba(232, 184, 74, 0.3);
}

.btn--gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(232, 184, 74, 0.45);
}

.btn--outline {
  border: 1px solid var(--line);
  color: var(--ink-dim);
}

.btn--outline:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 56px 0 0;
  min-height: 92vh;
  display: flex;
  flex-direction: column;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 70% 60% at 65% 40%, #000 20%, transparent 75%);
  pointer-events: none;
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero__glow--gold {
  width: 420px;
  height: 420px;
  background: rgba(232, 184, 74, 0.12);
  top: 10%;
  right: 5%;
}

.hero__glow--violet {
  width: 360px;
  height: 360px;
  background: rgba(124, 77, 255, 0.15);
  bottom: 20%;
  left: -5%;
}

.hero__layout {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 40px;
  align-items: center;
  flex: 1;
  padding-bottom: 48px;
}

.stamp {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid rgba(94, 196, 255, 0.3);
  padding: 6px 12px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(42px, 6vw, 72px);
  margin-bottom: 24px;
}

.hero__line { display: block; }

.hero__line--gold {
  color: var(--gold);
  text-shadow: 0 0 60px rgba(232, 184, 74, 0.35);
}

.hero__lead {
  font-size: 17px;
  color: var(--ink-dim);
  max-width: 440px;
  margin-bottom: 32px;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero__metrics {
  display: flex;
  gap: 32px;
  border-top: 1px solid var(--line);
  padding-top: 24px;
}

.hero__metrics div { min-width: 72px; }

.hero__metrics dt {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 4px;
}

.hero__metrics dd {
  font-family: "Syne", sans-serif;
  font-size: 28px;
  font-weight: 800;
  color: var(--gold);
}

/* Orbit stage */
.hero__stage {
  position: relative;
  min-height: 480px;
}

.orbit {
  position: relative;
  width: 340px;
  height: 340px;
  margin: 0 auto;
}

.orbit__ring {
  position: absolute;
  inset: 0;
  border: 1px dashed var(--line);
  border-radius: 50%;
  animation: spin 48s linear infinite;
}

.orbit__ring--inner {
  inset: 36px;
  border-color: var(--line-gold);
  animation-direction: reverse;
  animation-duration: 32s;
}

@keyframes spin { to { transform: rotate(360deg); } }

.orbit__center {
  position: absolute;
  inset: 50%;
  width: 110px;
  height: 110px;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: var(--night-card);
  border: 1px solid var(--line-gold);
  border-radius: 50%;
  box-shadow: 0 0 40px rgba(232, 184, 74, 0.15);
  z-index: 2;
}

.orbit__center img { border-radius: 16px; }

.orbit__center span {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
}

.orbit__node {
  position: absolute;
  width: 64px;
  height: 64px;
  padding: 6px;
  border: 2px solid transparent;
  border-radius: 16px;
  background: var(--night-card);
  cursor: pointer;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
  transform: translate(-50%, -50%);
}

.orbit__node img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
}

.orbit__node.is-active,
.orbit__node:hover {
  border-color: var(--gold);
  box-shadow: 0 0 24px rgba(232, 184, 74, 0.4);
  transform: translate(-50%, -50%) scale(1.08);
  z-index: 3;
}

.orbit__node:nth-child(4) { top: 0; left: 50%; }
.orbit__node:nth-child(5) { top: 22%; left: 95%; }
.orbit__node:nth-child(6) { top: 72%; left: 88%; }
.orbit__node:nth-child(7) { top: 95%; left: 35%; }
.orbit__node:nth-child(8) { top: 55%; left: 2%; }

/* Ledger panel */
.ledger {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: min(280px, 90vw);
  background: var(--parchment);
  color: #1a1428;
  padding: 24px 20px 20px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

.ledger__corner {
  position: absolute;
  width: 14px;
  height: 14px;
  border-color: var(--gold-dim);
  border-style: solid;
}

.ledger__corner--tl { top: 8px; left: 8px; border-width: 2px 0 0 2px; }
.ledger__corner--tr { top: 8px; right: 8px; border-width: 2px 2px 0 0; }
.ledger__corner--bl { bottom: 8px; left: 8px; border-width: 0 0 2px 2px; }
.ledger__corner--br { bottom: 8px; right: 8px; border-width: 0 2px 2px 0; }

.ledger__label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin-bottom: 4px;
}

.ledger__title {
  font-family: "Syne", sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: #0f1a3d;
  margin-bottom: 2px;
}

.ledger__region {
  font-size: 11px;
  color: #5a4a38;
  margin-bottom: 12px;
}

.ledger__silhouette {
  height: 80px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  margin-bottom: 14px;
  border-bottom: 1px dashed rgba(26, 20, 40, 0.2);
  padding-bottom: 8px;
}

.ledger__silhouette img {
  max-height: 72px;
  width: auto;
  filter: sepia(0.4) contrast(1.1);
  transition: opacity 0.4s;
}

.ledger__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.ledger__stats span {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #8a7a62;
}

.ledger__stats b {
  font-family: "Syne", sans-serif;
  font-size: 14px;
  color: #0f1a3d;
}

.ledger__bar {
  height: 4px;
  background: rgba(26, 20, 40, 0.12);
}

.ledger__bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold-dim), var(--gold-hot));
  transition: width 0.5s ease;
}

/* Marquee */
.hero__marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
  overflow: hidden;
  background: rgba(14, 21, 40, 0.6);
}

.marquee__track {
  display: flex;
  gap: 32px;
  width: max-content;
  animation: marquee 28s linear infinite;
  font-family: "Syne", sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--ink-dim);
}

.marquee__track span:nth-child(odd) { color: var(--gold); opacity: 0.7; }

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ===== Section head ===== */
.section-head {
  max-width: 620px;
  margin-bottom: 56px;
}

.section-head--light h2,
.section-head--light p { color: var(--ink); }

.section-head__index {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}

.section-head__index--gold { color: var(--gold); }

.section-head h2 {
  font-size: clamp(32px, 4vw, 48px);
  margin-bottom: 14px;
}

.section-head p {
  font-size: 16px;
  color: var(--ink-dim);
}

/* ===== Timeline path ===== */
.path {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--night) 0%, var(--night-soft) 100%);
}

.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  padding-left: 48px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--gold), var(--violet), var(--cyan));
}

.era {
  position: relative;
  padding: 0 0 48px 32px;
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.era.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.era__marker {
  position: absolute;
  left: -38px;
  top: 8px;
  width: 36px;
  height: 36px;
  background: var(--night);
  border: 2px solid var(--gold);
  display: grid;
  place-items: center;
  z-index: 1;
}

.era__marker span {
  font-family: "Syne", sans-serif;
  font-size: 12px;
  font-weight: 800;
  color: var(--gold);
}

.era__body {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 28px;
  align-items: center;
  padding: 28px;
  background: var(--night-card);
  border: 1px solid var(--line);
  transition: border-color 0.3s, transform 0.3s;
}

.era:hover .era__body {
  border-color: var(--line-gold);
  transform: translateX(6px);
}

.era__art {
  width: 100%;
  max-height: 100px;
  object-fit: contain;
  filter: brightness(0) invert(1) sepia(1) saturate(3) hue-rotate(5deg);
  opacity: 0.55;
}

.era__when {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 6px;
}

.era__body h3 {
  font-size: 24px;
  margin-bottom: 8px;
  color: var(--gold);
}

.era__body p {
  font-size: 14px;
  color: var(--ink-dim);
}

/* ===== Forge ===== */
.forge {
  padding: 100px 0;
  background:
    linear-gradient(135deg, rgba(124, 77, 255, 0.08) 0%, transparent 50%),
    var(--night-soft);
  clip-path: polygon(0 3%, 100% 0, 100% 97%, 0 100%);
}

.forge__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: start;
}

.blueprint-frame {
  position: relative;
  background: var(--night-card);
  border: 1px solid var(--line);
  padding: 32px 24px 48px;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
}

.blueprint-frame__tag {
  position: absolute;
  top: 16px;
  left: 16px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid rgba(94, 196, 255, 0.25);
  padding: 5px 10px;
}

.blueprint-frame__ruler {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
  border-top: 1px solid var(--line);
  padding-top: 8px;
}

.monument-stack {
  position: relative;
  width: 220px;
  height: 280px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.monument-stack__ghost {
  width: 180px;
  opacity: 0.2;
  filter: grayscale(1);
}

.monument-stack__layer {
  position: absolute;
  bottom: 0;
  width: 200px;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s, transform 0.5s;
}

.monument-stack[data-stage="0"] .monument-stack__ghost { opacity: 0.35; }
.monument-stack[data-stage="1"] .monument-stack__layer { opacity: 0.35; transform: translateY(16px); }
.monument-stack[data-stage="2"] .monument-stack__layer { opacity: 0.55; transform: translateY(10px); }
.monument-stack[data-stage="3"] .monument-stack__layer { opacity: 0.78; transform: translateY(4px); }
.monument-stack[data-stage="4"] .monument-stack__layer { opacity: 1; transform: translateY(0); }

.forge__chips {
  display: flex;
  gap: 20px;
  margin-top: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  background: rgba(94, 196, 255, 0.04);
}

.chip img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.chip span {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.forge__controls {
  background: var(--parchment);
  color: #1a1428;
  padding: 32px 28px;
  border: 2px solid var(--gold-dim);
}

.stage-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}

.stage-tab {
  flex: 1;
  padding: 12px 0;
  font-family: "Syne", sans-serif;
  font-size: 16px;
  font-weight: 800;
  background: rgba(26, 20, 40, 0.06);
  border: 1px solid rgba(26, 20, 40, 0.12);
  color: #5a4a38;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.stage-tab.is-active,
.stage-tab:hover {
  background: var(--gold-dim);
  border-color: var(--gold-dim);
  color: var(--parchment);
}

.forge__stage-name {
  font-size: 28px;
  color: #0f1a3d;
  margin-bottom: 10px;
}

.forge__stage-desc {
  font-size: 14px;
  color: #5a4a38;
  margin-bottom: 24px;
  min-height: 64px;
}

.forge__readouts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.readout {
  padding: 12px;
  background: rgba(26, 20, 40, 0.05);
  border-left: 3px solid var(--gold-dim);
}

.readout small {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8a7a62;
  margin-bottom: 4px;
}

.readout strong {
  font-family: "Syne", sans-serif;
  font-size: 15px;
  color: #0f1a3d;
}

.readout--status strong { color: var(--gold-dim); }

.forge__slider {
  width: 100%;
  height: 4px;
  appearance: none;
  background: rgba(26, 20, 40, 0.15);
  margin-bottom: 20px;
  cursor: pointer;
}

.forge__slider::-webkit-slider-thumb {
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--gold-hot);
  border: 2px solid var(--gold-dim);
  cursor: pointer;
}

.forge__progress {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  font-weight: 600;
  color: #5a4a38;
}

.progress-rail {
  flex: 1;
  height: 6px;
  background: rgba(26, 20, 40, 0.1);
}

.progress-rail__fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--gold-dim), var(--gold-hot));
  transition: width 0.4s ease;
}

.forge__progress b {
  font-family: "Syne", sans-serif;
  font-size: 18px;
  color: var(--gold-dim);
  min-width: 44px;
  text-align: right;
}

/* ===== Pillars ===== */
.pillars {
  padding: 80px 0;
  border-top: 1px solid var(--line);
}

.pillars__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.pillar {
  background: var(--night);
  padding: 32px 24px;
  transition: background 0.3s;
}

.pillar:hover { background: var(--night-card); }

.pillar__icon img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  margin-bottom: 16px;
}

.pillar__num {
  font-family: "Syne", sans-serif;
  font-size: 36px;
  font-weight: 800;
  color: var(--gold);
  margin-bottom: 12px;
  opacity: 0.7;
}

.pillar h3 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--gold);
}

.pillar p {
  font-size: 13px;
  color: var(--ink-dim);
}

/* ===== About ===== */
.about {
  padding: 100px 0;
  background: var(--night-soft);
}

.about__split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.about__visual {
  position: relative;
}

.about__monument {
  width: 100%;
  max-width: 380px;
  display: block;
  margin: 0 auto;
  filter: drop-shadow(0 24px 48px rgba(0, 0, 0, 0.4));
}

.about__plate {
  position: absolute;
  bottom: -16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--parchment);
  color: #1a1428;
  padding: 14px 20px;
  border: 2px solid var(--gold-dim);
  white-space: nowrap;
}

.about__plate img { border-radius: 10px; }

.about__plate strong {
  display: block;
  font-family: "Syne", sans-serif;
  font-size: 14px;
}

.about__plate span {
  font-size: 11px;
  color: #5a4a38;
}

.about__copy h2 {
  font-size: clamp(28px, 3.5vw, 40px);
  margin-bottom: 16px;
}

.about__copy > p {
  color: var(--ink-dim);
  margin-bottom: 24px;
}

.about__list {
  list-style: none;
  margin-bottom: 28px;
}

.about__list li {
  position: relative;
  padding: 10px 0 10px 24px;
  font-size: 14px;
  color: var(--ink-dim);
  border-bottom: 1px solid var(--line);
}

.about__list li::before {
  content: "◆";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-size: 10px;
  top: 13px;
}

.about__motto {
  font-family: "Syne", sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: -0.02em;
}

/* ===== Privacy vault ===== */
.vault {
  padding: 100px 0;
  background:
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(232, 184, 74, 0.06), transparent),
    var(--night);
}

.vault__head {
  max-width: 640px;
  margin-bottom: 48px;
}

.vault__head h2 {
  font-size: clamp(28px, 4vw, 44px);
  margin-bottom: 14px;
}

.vault__head p {
  color: var(--ink-dim);
  font-size: 16px;
}

.vault__date {
  margin-top: 16px;
  font-size: 13px;
  color: var(--gold);
  opacity: 0.8;
}

.vault__clauses {
  list-style: none;
  display: grid;
  gap: 2px;
  border: 1px solid var(--line);
}

.vault__clauses li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  padding: 24px 28px;
  background: var(--night-card);
  align-items: start;
  transition: background 0.2s;
}

.vault__clauses li:hover { background: var(--stone); }

.vault__num {
  font-family: "Syne", sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--gold);
  opacity: 0.5;
}

.vault__clauses h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--ink);
}

.vault__clauses p {
  font-size: 14px;
  color: var(--ink-dim);
}

.vault__clauses a {
  color: var(--gold);
  text-decoration: underline;
  word-break: break-all;
}

/* ===== Support ===== */
.support {
  padding: 100px 0 120px;
  background: var(--night-soft);
  clip-path: polygon(0 4%, 100% 0, 100% 100%, 0 100%);
}

.support__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.support__intro h2 {
  font-size: clamp(28px, 3.5vw, 40px);
  margin-bottom: 14px;
}

.support__intro p {
  color: var(--ink-dim);
  font-size: 16px;
}

.support__seal {
  grid-column: 1 / -1;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 48px 32px;
  background: radial-gradient(circle at 50% 50%, rgba(232, 184, 74, 0.12), transparent 70%);
  border: 2px solid var(--line-gold);
  transition: transform 0.25s, box-shadow 0.25s;
}

.support__seal:hover {
  transform: scale(1.01);
  box-shadow: 0 0 60px rgba(232, 184, 74, 0.15);
}

.support__seal-ring {
  position: absolute;
  width: 120px;
  height: 120px;
  border: 2px dashed var(--gold);
  border-radius: 50%;
  opacity: 0.4;
  animation: spin 20s linear infinite;
}

.support__seal-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

.support__seal strong {
  font-family: "Syne", sans-serif;
  font-size: clamp(16px, 3vw, 22px);
  font-weight: 800;
  color: var(--gold-hot);
  word-break: break-all;
  margin-bottom: 8px;
}

.support__seal em {
  font-size: 12px;
  font-style: normal;
  color: var(--ink-dim);
}

.support__faq {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  border: 1px solid var(--line);
}

.support__faq details {
  background: var(--night-card);
  padding: 0;
}

.support__faq summary {
  padding: 18px 22px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  color: var(--ink);
  border-left: 3px solid transparent;
  transition: border-color 0.2s, background 0.2s;
}

.support__faq summary::-webkit-details-marker { display: none; }

.support__faq summary::after {
  content: "+";
  float: right;
  color: var(--gold);
  font-family: "Syne", sans-serif;
  font-weight: 800;
}

.support__faq details[open] summary {
  border-left-color: var(--gold);
  background: var(--stone);
}

.support__faq details[open] summary::after { content: "−"; }

.support__faq p {
  padding: 0 22px 18px;
  font-size: 13px;
  color: var(--ink-dim);
  border-left: 3px solid var(--gold);
}

/* ===== Footer ===== */
.footer {
  padding: 40px 0 48px;
  border-top: 1px solid var(--line);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
}

.footer__links {
  display: flex;
  gap: 24px;
  margin-left: auto;
}

.footer__links a {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-dim);
  transition: color 0.2s;
}

.footer__links a:hover { color: var(--gold); }

.footer p {
  width: 100%;
  font-size: 12px;
  color: var(--ink-dim);
  opacity: 0.7;
}

.brand--footer .brand__text { color: var(--ink); }

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .hero__layout,
  .forge__grid,
  .about__split,
  .support__layout {
    grid-template-columns: 1fr;
  }

  .hero__stage { min-height: 420px; margin-top: 20px; }

  .ledger {
    position: relative;
    right: auto;
    bottom: auto;
    margin: 24px auto 0;
  }

  .pillars__grid { grid-template-columns: repeat(2, 1fr); }
  .support__faq { grid-template-columns: 1fr; }
  .nav__cta { display: none; }
}

@media (max-width: 640px) {
  .nav__links {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--night);
    border-bottom: 1px solid var(--line);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s;
    margin-left: 0;
  }

  .nav__links.open { max-height: 320px; }

  .nav__links a {
    padding: 14px 20px;
    border-top: 1px solid var(--line);
  }

  .nav__burger { display: flex; margin-left: auto; }

  .nav__burger.open span:first-child { transform: translateY(4px) rotate(45deg); }
  .nav__burger.open span:last-child { transform: translateY(-4px) rotate(-45deg); }

  .hero h1 { font-size: 38px; }
  .orbit { width: 280px; height: 280px; }
  .orbit__node { width: 52px; height: 52px; }
  .era__body { grid-template-columns: 1fr; text-align: center; }
  .era__art { max-height: 80px; margin: 0 auto; }
  .pillars__grid { grid-template-columns: 1fr; }
  .timeline { padding-left: 32px; }
  .forge { clip-path: none; }
  .support { clip-path: none; }
  .footer__links { margin-left: 0; }
}