:root {
  --black: #050505;
  --black-2: #0b0b0c;
  --gray: #1a1a1d;
  --gray-2: #2b2b2f;
  --warm-white: #f6f0e7;
  --muted: #bdb5aa;
  --soft: rgba(246, 240, 231, 0.72);
  --gold: #d7b46a;
  --gold-2: #f2d88b;
  --line: rgba(215, 180, 106, 0.22);
  --glass: rgba(255, 255, 255, 0.06);
  --glass-strong: rgba(255, 255, 255, 0.1);
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.38);
  --radius: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--warm-white);
  background:
    radial-gradient(circle at 18% 0%, rgba(215, 180, 106, 0.12), transparent 34rem),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.08), transparent 30rem),
    linear-gradient(180deg, #050505 0%, #0a0a0c 44%, #111113 100%);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.026) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.56), transparent 70%);
  z-index: -2;
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 18px clamp(18px, 4vw, 48px);
  color: rgba(246, 240, 231, 0.82);
  background: rgba(5, 5, 5, 0.42);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(22px);
  transition: padding 0.3s ease, background 0.3s ease;
}

.site-header.is-scrolled {
  padding-top: 11px;
  padding-bottom: 11px;
  background: rgba(5, 5, 5, 0.72);
}

.brand-mark {
  flex: 0 0 auto;
  font-size: 15px;
  letter-spacing: 0;
  text-transform: uppercase;
}

.brand-mark span {
  color: var(--gold-2);
  margin-right: 3px;
}

.top-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(10px, 1.8vw, 26px);
  font-size: 13px;
  white-space: nowrap;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.top-nav::-webkit-scrollbar {
  display: none;
}

.top-nav a {
  position: relative;
  color: rgba(246, 240, 231, 0.64);
  transition: color 0.25s ease;
}

.top-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -7px;
  height: 1px;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--gold), transparent);
  transition: transform 0.25s ease;
}

.top-nav a:hover,
.top-nav a.is-active {
  color: var(--warm-white);
}

.top-nav a.is-active::after {
  transform: scaleX(1);
}

.section {
  position: relative;
  padding: clamp(76px, 10vw, 140px) clamp(20px, 5vw, 64px);
}

.section:not(.hero)::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: min(1180px, calc(100% - 40px));
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, rgba(215, 180, 106, 0.25), transparent);
}

.hero {
  min-height: 94vh;
  display: grid;
  align-items: center;
  padding-top: 112px;
  padding-bottom: 72px;
  overflow: hidden;
}

.silk-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 68% 28%, rgba(215, 180, 106, 0.18), transparent 36%),
    radial-gradient(ellipse at 24% 76%, rgba(246, 240, 231, 0.08), transparent 42%),
    repeating-linear-gradient(126deg, transparent 0 32px, rgba(215, 180, 106, 0.035) 34px, transparent 38px);
  filter: saturate(1.1);
}

.silk-bg::before,
.silk-bg::after {
  content: "";
  position: absolute;
  width: 58vw;
  height: 58vw;
  border: 1px solid rgba(215, 180, 106, 0.13);
  border-radius: 48% 52% 42% 58%;
  transform: rotate(16deg);
}

.silk-bg::before {
  top: 4%;
  right: -18%;
}

.silk-bg::after {
  left: -20%;
  bottom: -32%;
  border-color: rgba(246, 240, 231, 0.08);
}

.hero-grid,
.section-head,
.three-card-grid,
.position-intro,
.flywheel-layout,
.revenue-layout,
.persona-grid,
.matrix-grid,
.ai-grid,
.asset-console,
.timeline,
.metric-grid,
.risk-grid,
.final-inner {
  width: min(var(--max), 100%);
  margin: 0 auto;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(320px, 0.82fr);
  gap: clamp(40px, 7vw, 96px);
  align-items: center;
}

.eyebrow,
.label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  color: var(--gold-2);
  font-size: 12px;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow::before,
.label::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--gold);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 900px;
  margin-bottom: 26px;
  font-size: clamp(42px, 5.5vw, 68px);
  line-height: 1.08;
  font-weight: 650;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(32px, 4.8vw, 58px);
  line-height: 1.12;
  font-weight: 620;
  letter-spacing: 0;
}

h3 {
  font-size: 21px;
  line-height: 1.28;
  font-weight: 600;
  letter-spacing: 0;
}

.hero-subtitle {
  max-width: 760px;
  margin-bottom: 30px;
  color: var(--soft);
  font-size: clamp(16px, 1.8vw, 21px);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-row span,
.final-keywords span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 14px;
  color: rgba(246, 240, 231, 0.84);
  border: 1px solid rgba(215, 180, 106, 0.26);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
  backdrop-filter: blur(14px);
}

.loop-panel {
  position: relative;
  min-height: 460px;
  padding: 28px;
}

.loop-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0.03));
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.loop-title {
  position: relative;
  z-index: 1;
  color: rgba(246, 240, 231, 0.52);
  font-size: 12px;
  text-transform: uppercase;
}

.loop-stack {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 12px;
  margin-top: 36px;
}

.loop-stack div {
  position: relative;
  padding: 15px 18px 15px 24px;
  color: rgba(246, 240, 231, 0.9);
  border: 1px solid rgba(215, 180, 106, 0.18);
  border-radius: var(--radius);
  background: rgba(5, 5, 5, 0.35);
  overflow: hidden;
}

.loop-stack div::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(var(--gold-2), transparent);
}

.section-head {
  margin-bottom: clamp(28px, 5vw, 58px);
}

.section-head p:not(.eyebrow) {
  max-width: 780px;
  color: var(--muted);
  font-size: 17px;
}

.position-intro {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 22px;
}

.position-intro > div {
  padding: 26px;
  border-left: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(215, 180, 106, 0.09), transparent);
}

.position-intro strong {
  display: block;
  max-width: 500px;
  font-size: clamp(18px, 2.2vw, 25px);
  line-height: 1.48;
  font-weight: 500;
}

.three-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.glass-card,
.persona-card,
.ai-card,
.risk-card,
.metric-card,
.timeline-item,
.matrix-grid article {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.035)),
    rgba(255, 255, 255, 0.03);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(18px);
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}

.glass-card:hover,
.persona-card:hover,
.ai-card:hover,
.risk-card:hover,
.metric-card:hover,
.timeline-item:hover,
.matrix-grid article:hover {
  transform: translateY(-6px);
  border-color: rgba(215, 180, 106, 0.42);
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.26), 0 0 28px rgba(215, 180, 106, 0.08);
}

.glass-card {
  min-height: 230px;
  padding: 28px;
}

.card-index {
  display: block;
  margin-bottom: 46px;
  color: rgba(215, 180, 106, 0.82);
  font-size: 13px;
}

.glass-card p {
  margin-bottom: 12px;
  color: var(--warm-white);
  font-size: 24px;
}

.glass-card small {
  color: var(--muted);
  font-size: 14px;
}

.flywheel-layout {
  display: grid;
  grid-template-columns: minmax(460px, 1fr) minmax(280px, 0.42fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.flywheel {
  position: relative;
  aspect-ratio: 1;
  min-height: 520px;
  border-radius: 50%;
}

.orbit {
  position: absolute;
  inset: 11%;
  border-radius: 50%;
  border: 1px solid rgba(215, 180, 106, 0.2);
}

.orbit-two {
  inset: 24%;
  border-color: rgba(255, 255, 255, 0.1);
}

.rotor {
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  background:
    conic-gradient(from 90deg, transparent 0 16%, rgba(215, 180, 106, 0.34) 17%, transparent 20% 46%, rgba(246, 240, 231, 0.16) 47%, transparent 50% 100%);
  filter: blur(0.2px);
  animation: rotateFlow 22s linear infinite;
}

.wheel-center {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 230px;
  min-height: 230px;
  transform: translate(-50%, -50%);
  display: grid;
  place-content: center;
  text-align: center;
  padding: 28px;
  border: 1px solid rgba(215, 180, 106, 0.28);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(215, 180, 106, 0.14), rgba(255, 255, 255, 0.04) 62%, rgba(5, 5, 5, 0.42));
  box-shadow: inset 0 0 44px rgba(215, 180, 106, 0.06), var(--shadow);
}

.wheel-center strong {
  display: block;
  font-size: 24px;
}

.wheel-center span {
  color: var(--muted);
  font-size: 15px;
}

.wheel-node {
  position: absolute;
  left: calc(50% + var(--x));
  top: calc(50% + var(--y));
  width: 128px;
  min-height: 74px;
  transform: translate(-50%, -50%);
  cursor: pointer;
  color: rgba(246, 240, 231, 0.86);
  font: inherit;
  font-size: 14px;
  line-height: 1.35;
  border: 1px solid rgba(215, 180, 106, 0.24);
  border-radius: var(--radius);
  background: rgba(16, 16, 18, 0.72);
  box-shadow: 0 12px 38px rgba(0, 0, 0, 0.32);
  backdrop-filter: blur(18px);
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.wheel-node:hover,
.wheel-node.is-active {
  transform: translate(-50%, -50%) scale(1.05);
  color: var(--black);
  border-color: rgba(242, 216, 139, 0.88);
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
}

.wheel-detail {
  padding: 30px;
}

.wheel-detail h3 {
  margin-bottom: 14px;
  font-size: 28px;
}

.wheel-detail p {
  color: var(--muted);
  font-size: 16px;
}

.revenue-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.65fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
}

.pyramid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.pyramid-tier {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 72px;
  padding: 16px 24px;
  border: 1px solid rgba(215, 180, 106, 0.22);
  border-radius: var(--radius);
  background: linear-gradient(90deg, rgba(215, 180, 106, 0.18), rgba(255, 255, 255, 0.05));
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.16);
}

.pyramid-tier b {
  font-size: 18px;
  font-weight: 600;
}

.pyramid-tier span {
  color: var(--muted);
  font-size: 14px;
}

.tier-5 { width: 48%; }
.tier-4 { width: 60%; }
.tier-3 { width: 72%; }
.tier-2 { width: 84%; }
.tier-1 { width: 96%; }

.revenue-statement {
  position: relative;
  padding: 34px;
  border-left: 1px solid var(--gold);
}

.revenue-statement p {
  margin: 0;
  font-size: clamp(26px, 4vw, 46px);
  line-height: 1.2;
  font-weight: 560;
}

.persona-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.persona-card {
  padding: 22px;
  overflow: hidden;
}

.portrait {
  position: relative;
  height: 170px;
  margin: -4px -4px 22px;
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 24%, rgba(246, 240, 231, 0.9) 0 17px, transparent 18px),
    linear-gradient(120deg, rgba(215, 180, 106, 0.32), transparent 58%),
    rgba(255, 255, 255, 0.04);
}

.portrait::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 16px;
  width: 76px;
  height: 104px;
  transform: translateX(-50%);
  border-radius: 52% 52% 20px 20px;
  background: linear-gradient(160deg, rgba(246, 240, 231, 0.78), rgba(215, 180, 106, 0.24));
  clip-path: polygon(34% 0, 66% 0, 88% 100%, 12% 100%);
}

.founder { background-color: rgba(166, 132, 82, 0.13); }
.executive { background-color: rgba(255, 255, 255, 0.035); }
.restart { background-color: rgba(215, 180, 106, 0.09); }

.persona-card h3 {
  min-height: 54px;
  margin-bottom: 10px;
}

.persona-card p,
.persona-card dd {
  color: var(--muted);
}

.persona-card dl {
  display: grid;
  gap: 7px;
  margin: 18px 0 0;
}

.persona-card dt {
  color: var(--gold-2);
  font-size: 12px;
}

.persona-card dd {
  margin: -5px 0 4px;
  font-size: 13px;
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.1);
}

.matrix-grid article {
  min-height: 250px;
  padding: 28px;
  border: 0;
  border-radius: 0;
}

.matrix-grid span {
  color: var(--gold-2);
  font-size: 13px;
}

.matrix-grid h3 {
  margin-top: 28px;
  font-size: 26px;
}

.matrix-grid p {
  color: var(--muted);
}

.matrix-note,
.privacy-note {
  width: min(var(--max), 100%);
  margin: 24px auto 0;
  color: var(--soft);
  font-size: clamp(18px, 2vw, 24px);
  text-align: center;
}

.ai-section {
  overflow: hidden;
}

.data-grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 0 49%, rgba(215, 180, 106, 0.12) 50%, transparent 51% 100%),
    linear-gradient(0deg, transparent 0 49%, rgba(215, 180, 106, 0.08) 50%, transparent 51% 100%);
  background-size: 80px 80px;
  mask-image: radial-gradient(circle at 50% 38%, black, transparent 68%);
  opacity: 0.58;
}

.data-grid-bg::after {
  content: "";
  position: absolute;
  top: 18%;
  left: -20%;
  width: 140%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(215, 180, 106, 0.8), transparent);
  animation: dataSweep 5s ease-in-out infinite;
}

.ai-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.ai-card {
  min-height: 230px;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(215, 180, 106, 0.13), rgba(255, 255, 255, 0.035)),
    rgba(8, 8, 10, 0.7);
}

.ai-card span,
.risk-card span {
  color: var(--gold-2);
  font-size: 13px;
}

.ai-card h3 {
  margin-top: 42px;
}

.ai-card p,
.risk-card p {
  color: var(--muted);
  font-size: 14px;
}

.asset-console {
  display: grid;
  gap: 10px;
  padding: 18px;
  border: 1px solid rgba(215, 180, 106, 0.18);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.025)),
    rgba(0, 0, 0, 0.24);
  box-shadow: var(--shadow);
}

.asset-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 18px;
  align-items: center;
  min-height: 64px;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.035);
}

.asset-row b {
  color: var(--gold-2);
  font-weight: 600;
}

.asset-row span {
  color: var(--soft);
}

.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 27px;
  left: 8%;
  right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.timeline-item {
  position: relative;
  padding: 64px 24px 24px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  top: 20px;
  left: 24px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--gold-2);
  box-shadow: 0 0 22px rgba(215, 180, 106, 0.55);
}

.timeline-item span {
  color: var(--gold-2);
  font-size: 13px;
}

.timeline-item ul {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.timeline-item li {
  position: relative;
  padding-left: 15px;
  color: var(--muted);
  font-size: 14px;
}

.timeline-item li + li {
  margin-top: 8px;
}

.timeline-item li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 5px;
  height: 1px;
  background: var(--gold);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.metric-card {
  position: relative;
  min-height: 180px;
  padding: 24px;
  overflow: hidden;
}

.metric-card::after {
  content: "";
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 22px;
  height: 5px;
  border-radius: 99px;
  background:
    linear-gradient(90deg, var(--gold-2) calc(var(--p) * 1%), rgba(255, 255, 255, 0.12) 0);
}

.metric-card span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.metric-card strong {
  display: block;
  margin-top: 22px;
  font-size: clamp(27px, 3.2vw, 42px);
  line-height: 1;
  font-weight: 640;
}

.metric-card small {
  display: block;
  margin-top: 10px;
  color: var(--gold-2);
  font-size: 13px;
}

.risk-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.risk-card {
  min-height: 210px;
  padding: 26px;
}

.risk-card h3 {
  margin-top: 44px;
}

.final-section {
  min-height: 86vh;
  display: grid;
  align-items: center;
  text-align: center;
  overflow: hidden;
}

.final-section::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 70vw;
  height: 70vw;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(215, 180, 106, 0.16), transparent 62%);
  pointer-events: none;
}

.final-inner {
  position: relative;
  z-index: 1;
}

.final-inner .eyebrow {
  justify-content: center;
}

.final-inner .eyebrow::before {
  display: none;
}

.final-inner strong {
  display: block;
  margin: 24px auto;
  max-width: 980px;
  font-size: clamp(42px, 7vw, 88px);
  line-height: 1.12;
  font-weight: 650;
}

.final-inner p {
  max-width: 780px;
  margin: 0 auto 30px;
  color: var(--soft);
  font-size: clamp(17px, 2vw, 23px);
}

.final-keywords {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

@keyframes dataSweep {
  0%, 100% {
    transform: translateY(0) rotate(-8deg);
    opacity: 0;
  }
  45%, 55% {
    opacity: 0.7;
  }
  100% {
    transform: translateY(520px) rotate(-8deg);
  }
}

@media (max-width: 1080px) {
  .top-nav {
    overflow-x: auto;
    justify-content: flex-start;
    padding-bottom: 4px;
  }

  .hero-grid,
  .flywheel-layout,
  .revenue-layout {
    grid-template-columns: 1fr;
  }

  .loop-panel {
    min-height: 430px;
  }

  .persona-grid,
  .ai-grid,
  .metric-grid,
  .risk-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .matrix-grid,
  .timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .top-nav {
    width: 100%;
  }

  .hero {
    padding-top: 150px;
  }

  h1 {
    font-size: clamp(34px, 9.7vw, 46px);
  }

  .position-intro,
  .three-card-grid,
  .persona-grid,
  .matrix-grid,
  .ai-grid,
  .metric-grid,
  .risk-grid,
  .timeline {
    grid-template-columns: 1fr;
  }

  .loop-panel {
    min-height: auto;
  }

  .flywheel {
    min-height: 0;
    width: min(100%, 430px);
    margin: 0 auto;
  }

  .wheel-center {
    width: 158px;
    min-height: 158px;
    padding: 18px;
  }

  .wheel-center strong {
    font-size: 18px;
  }

  .wheel-center span {
    font-size: 12px;
  }

  .wheel-node {
    width: 96px;
    min-height: 58px;
    font-size: 12px;
  }

  .pyramid-tier {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .asset-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .timeline::before {
    left: 31px;
    right: auto;
    top: 0;
    bottom: 0;
    width: 1px;
    height: auto;
    background: linear-gradient(transparent, var(--gold), transparent);
  }
}

@media (max-width: 480px) {
  .section {
    padding-left: 16px;
    padding-right: 16px;
  }

  .tag-row span,
  .final-keywords span {
    min-height: 30px;
    padding: 5px 10px;
    font-size: 12px;
  }

  .flywheel {
    width: 100%;
  }

  .wheel-node {
    width: 86px;
    font-size: 11px;
  }

  .wheel-center {
    width: 136px;
    min-height: 136px;
  }
}