:root {
  color-scheme: light;
  --ink: #101318;
  --muted: #667085;
  --line: #e7eaf0;
  --canvas: #f6f8fb;
  --paper: #ffffff;
  --red: #ff2442;
  --blue: #1164ff;
  --cyan: #19c6ff;
  --shadow: 0 20px 60px rgba(16, 19, 24, 0.11);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
}
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; }
figure { margin: 0; }

.official-site {
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--canvas);
}

.official-nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: center;
  padding: 16px clamp(18px, 5vw, 72px);
  color: #fff;
  transition: background 0.22s ease, color 0.22s ease, box-shadow 0.22s ease;
}

.official-nav.scrolled {
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  box-shadow: 0 14px 44px rgba(16, 19, 24, 0.08);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links,
.nav-actions,
.hero-actions {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-size: 18px;
  font-weight: 950;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  object-fit: cover;
}

.nav-links {
  justify-content: center;
  gap: 8px;
}

.nav-actions {
  justify-content: flex-end;
  gap: 10px;
}

.nav-links a,
.button {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0 15px;
  font-size: 14px;
  font-weight: 850;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.78);
}

.nav-links a.active,
.nav-links a:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.official-nav.scrolled .nav-links a {
  color: rgba(16, 19, 24, 0.7);
}

.official-nav.scrolled .nav-links a.active,
.official-nav.scrolled .nav-links a:hover {
  background: rgba(16, 19, 24, 0.07);
  color: var(--ink);
}

.button {
  border: 1px solid transparent;
  background: #fff;
  color: var(--ink);
}

.button.line {
  border-color: rgba(255, 255, 255, 0.48);
  background: transparent;
  color: #fff;
}

.official-nav.scrolled .button {
  background: var(--ink);
  color: #fff;
}

.official-nav.scrolled .button.line {
  border-color: rgba(16, 19, 24, 0.16);
  background: transparent;
  color: var(--ink);
}

.official-hero {
  position: relative;
  min-height: min(760px, 82vh);
  display: grid;
  align-items: end;
  padding: 116px clamp(18px, 5vw, 72px) clamp(54px, 7vh, 76px);
  color: #fff;
  background:
    linear-gradient(90deg, rgba(6, 8, 13, 0.9), rgba(6, 8, 13, 0.48), rgba(6, 8, 13, 0.12)),
    var(--hero-image) center / cover no-repeat;
}

.official-hero.compact {
  min-height: min(660px, 70vh);
}

.official-hero::after {
  position: absolute;
  inset: auto 0 -1px;
  height: clamp(54px, 8vh, 96px);
  content: "";
  background: linear-gradient(180deg, rgba(246, 248, 251, 0), rgba(246, 248, 251, 0.94));
  pointer-events: none;
}

.official-hero + .wanna-discovery,
.official-hero + .wanna-bridge,
.official-hero + .product-stage,
.official-hero + .mission-section {
  position: relative;
  z-index: 2;
  margin-top: clamp(-56px, -5vh, -32px);
}

.official-hero + .wanna-discovery {
  padding-top: clamp(74px, 8vw, 116px);
}

.official-hero + .wanna-bridge {
  padding-top: clamp(76px, 8vw, 118px);
}

.official-hero + .product-stage,
.official-hero + .mission-section {
  padding-top: clamp(72px, 7vw, 108px);
}

.hero-copy,
.banner-copy {
  position: relative;
  z-index: 1;
  width: min(1180px, 100%);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 1120px;
  font-size: clamp(46px, 6vw, 86px);
  line-height: 0.98;
}

h2 {
  max-width: 980px;
  font-size: clamp(32px, 4.6vw, 62px);
  line-height: 1.06;
}

h3 {
  font-size: 22px;
  line-height: 1.22;
}

.hero-copy p:not(.eyebrow) {
  max-width: 960px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(17px, 1.65vw, 22px);
  line-height: 1.58;
}

@media (min-width: 981px) {
  .official-hero h1,
  .official-hero .hero-copy p:not(.eyebrow) {
    white-space: nowrap;
  }

  .official-hero.compact h1 {
    font-size: clamp(40px, 4.6vw, 64px);
  }
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.mission-section,
.creator-river,
.action-section,
.relationship-section,
.product-stage,
.workflow-section,
.fund-section {
  width: 100%;
  padding: clamp(72px, 8vw, 118px) clamp(18px, 5vw, 86px);
  background:
    radial-gradient(circle at 10% 0%, rgba(255, 36, 66, 0.045), transparent 30%),
    linear-gradient(180deg, var(--canvas) 0%, #fff 54%, var(--canvas) 100%);
}

.mission-copy,
.product-heading,
.workflow-copy {
  max-width: 980px;
  margin-bottom: 34px;
}

.mission-copy p:not(.eyebrow),
.product-heading p,
.workflow-copy p:not(.eyebrow),
.relationship-copy p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.62;
}

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

.mission-card,
.value-card,
.switcher-item,
.fund-stack article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 14px 40px rgba(16, 19, 24, 0.06);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.mission-card:hover,
.value-card:hover,
.switcher-item:hover,
.switcher-item.active,
.fund-stack article:hover {
  border-color: rgba(255, 36, 66, 0.22);
  box-shadow: var(--shadow);
  transform: translateY(-6px);
}

.mission-card span,
.value-card span {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  border-radius: 999px;
  margin-bottom: 18px;
  padding: 0 10px;
  background: #fff1f3;
  color: var(--red);
  font-size: 12px;
  font-weight: 950;
}

.mission-card p,
.value-card p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.58;
}

.creator-river {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.river-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.river-card img {
  height: clamp(260px, 24vw, 360px);
  object-fit: cover;
  transition: transform 0.8s ease;
}

.river-card:hover img {
  transform: scale(1.05);
}

.river-card div {
  padding: 24px;
}

.river-card span {
  color: var(--red);
  font-size: 13px;
  font-weight: 950;
}

.action-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.action-visual,
.wide-visual,
.relationship-image,
.switcher-visual {
  overflow: hidden;
  border: 1px solid rgba(16, 19, 24, 0.08);
  border-radius: 8px;
  background: #e8edf5;
  box-shadow: var(--shadow);
}

.action-visual {
  height: clamp(320px, 34vw, 460px);
}

.action-visual img,
.wide-visual img,
.relationship-image img,
.switcher-visual img {
  height: 100%;
  object-fit: cover;
}

.action-panel {
  position: relative;
  z-index: 1;
  width: min(1240px, calc(100% - 48px));
  margin: -72px auto 0;
  border: 1px solid rgba(16, 19, 24, 0.1);
  border-radius: 8px;
  padding: clamp(26px, 4vw, 42px);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 24px 70px rgba(16, 19, 24, 0.12);
  backdrop-filter: blur(18px);
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.step-grid article {
  border-left: 1px solid rgba(16, 19, 24, 0.12);
  padding-left: 16px;
}

.step-grid span,
.fund-stack strong {
  color: var(--red);
  font-size: 13px;
  font-weight: 950;
}

.step-grid p,
.fund-stack p {
  margin: 8px 0 0;
  color: var(--muted);
}

.relationship-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.68fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
}

.relationship-image {
  height: clamp(300px, 32vw, 430px);
}

.relationship-copy {
  max-width: 760px;
}

.inline-link {
  display: inline-flex;
  margin-top: 24px;
  color: var(--blue);
  font-weight: 850;
}

.product-stage {
  background:
    radial-gradient(circle at 92% 8%, rgba(17, 100, 255, 0.06), transparent 30%),
    linear-gradient(180deg, var(--canvas), #fff 54%, var(--canvas));
}

.feature-switcher {
  display: grid;
  grid-template-columns: minmax(320px, 0.5fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: stretch;
}

.switcher-list {
  display: grid;
  gap: 12px;
}

.switcher-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 10px 14px;
  align-items: start;
  cursor: pointer;
  text-align: left;
}

.switcher-item span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 999px;
  background: #eef6ff;
  color: var(--blue);
  font-size: 12px;
  font-weight: 950;
}

.switcher-item.active span {
  background: var(--red);
  color: #fff;
}

.switcher-item small {
  display: block;
  grid-column: 2;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.switcher-visual {
  height: clamp(340px, 36vw, 480px);
}

.switcher-visual img {
  transition: opacity 0.28s ease, transform 0.7s ease;
}

.switcher-visual img.changing {
  opacity: 0;
  transform: scale(1.04);
}

.workflow-copy {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.workflow-copy h2 {
  margin-right: auto;
  margin-left: auto;
}

.workflow-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.workflow-track::before {
  position: absolute;
  top: 45px;
  right: 8%;
  left: 8%;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, var(--red), var(--blue), var(--cyan));
  background-size: 220% 100%;
  animation: lineMove 5s linear infinite;
}

.workflow-track article {
  position: relative;
  z-index: 1;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 14px 40px rgba(16, 19, 24, 0.06);
}

.workflow-track span {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  border-radius: 999px;
  margin-bottom: 38px;
  padding: 0 10px;
  background: #eef6ff;
  color: var(--blue);
  font-size: 12px;
  font-weight: 950;
}

.wide-visual {
  height: clamp(300px, 32vw, 430px);
  margin-top: 28px;
}

.value-stack,
.fund-stack {
  display: grid;
  gap: 14px;
}

.fund-section {
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 36, 66, 0.05), transparent 30%),
    linear-gradient(180deg, var(--canvas), #fff 54%, var(--canvas));
}

.fund-stack article {
  display: grid;
  grid-template-columns: 130px minmax(180px, 0.46fr) minmax(0, 1fr);
  gap: 20px;
  align-items: center;
}

.closing-banner {
  min-height: 54vh;
  display: grid;
  align-items: center;
  padding: clamp(72px, 9vw, 132px) clamp(18px, 5vw, 72px);
  color: #fff;
  background:
    linear-gradient(90deg, rgba(6, 8, 13, 0.88), rgba(6, 8, 13, 0.42), rgba(6, 8, 13, 0.2)),
    var(--banner-image) center / cover no-repeat;
}

.closing-banner h2 {
  max-width: 760px;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.72s ease, transform 0.72s ease;
}

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

.site-footer {
  background: #0f1115;
  color: #fff;
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(260px, 1.4fr) repeat(3, minmax(120px, 0.6fr));
  gap: clamp(28px, 5vw, 72px);
  padding: 54px clamp(18px, 5vw, 72px) 42px;
}

.footer-brand p {
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.62);
}

.footer-column {
  display: grid;
  align-content: start;
  gap: 12px;
}

.footer-column h4 {
  margin: 0 0 8px;
  font-size: 14px;
}

.footer-column a {
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
}

.footer-column a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 18px clamp(18px, 5vw, 72px);
  color: rgba(255, 255, 255, 0.42);
  font-size: 12px;
}

.footer-bottom a {
  color: inherit;
}

.footer-bottom a:hover {
  color: rgba(255, 255, 255, 0.78);
}

.footer-records,
.police-record {
  display: flex;
  align-items: center;
}

.footer-records {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 20px;
}

.police-record {
  gap: 6px;
  white-space: nowrap;
}

.police-record img {
  display: block;
  width: 20px;
  height: 20px;
  object-fit: contain;
}

.back-to-top {
  position: fixed;
  right: clamp(16px, 3vw, 32px);
  bottom: clamp(18px, 3vw, 34px);
  z-index: 30;
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  background: rgba(16, 19, 24, 0.86);
  color: #fff;
  cursor: pointer;
  font-size: 20px;
  font-weight: 900;
  opacity: 0;
  pointer-events: none;
  box-shadow: 0 18px 44px rgba(16, 19, 24, 0.18);
  transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease, background 0.2s ease;
  backdrop-filter: blur(14px);
}

.back-to-top.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--red);
}

.wanna-bridge,
.wanna-bento,
.wanna-flow,
.wanna-relation {
  width: 100%;
  padding: clamp(76px, 8vw, 124px) clamp(18px, 5vw, 86px);
}

.wanna-discovery,
.wanna-moments,
.wanna-loop {
  width: 100%;
  padding: clamp(76px, 8vw, 124px) clamp(18px, 5vw, 86px);
}

.wanna-discovery {
  background:
    radial-gradient(circle at 88% 6%, rgba(255, 36, 66, 0.08), transparent 24%),
    linear-gradient(180deg, var(--canvas) 0%, #fff 42%, #fff7f8 100%);
}

.official-section-head {
  max-width: 900px;
  margin-bottom: clamp(30px, 4vw, 52px);
}

.official-section-head.center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.official-section-head.center h2 {
  margin-right: auto;
  margin-left: auto;
}

.official-section-head p:not(.eyebrow),
.loop-copy p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.62;
}

.discovery-shell {
  display: grid;
  grid-template-columns: minmax(360px, 0.92fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: stretch;
}

.discovery-hero-card,
.moment-card,
.discovery-feed article {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(16, 19, 24, 0.08);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 18px 54px rgba(16, 19, 24, 0.08);
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.discovery-hero-card:hover,
.moment-card:hover,
.discovery-feed article:hover {
  border-color: rgba(255, 36, 66, 0.22);
  box-shadow: 0 26px 80px rgba(16, 19, 24, 0.14);
  transform: translateY(-8px);
}

.discovery-hero-card {
  min-height: 520px;
}

.discovery-hero-card img,
.moment-card img,
.loop-visual img {
  height: 100%;
  object-fit: cover;
}

.discovery-hero-card figcaption,
.moment-card.image div {
  position: absolute;
  right: 18px;
  bottom: 18px;
  left: 18px;
  border-radius: 14px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 44px rgba(16, 19, 24, 0.12);
  backdrop-filter: blur(18px);
}

.discovery-hero-card span,
.moment-card span,
.discovery-feed span,
.loop-steps span {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  border-radius: 999px;
  margin-bottom: 10px;
  padding: 0 10px;
  background: #fff1f3;
  color: var(--red);
  font-size: 12px;
  font-weight: 950;
}

.discovery-hero-card strong {
  display: block;
  font-size: clamp(22px, 2.3vw, 34px);
  line-height: 1.14;
}

.discovery-feed {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-content: stretch;
}

.discovery-feed article {
  min-height: 250px;
  padding: 24px;
}

.discovery-feed article:nth-child(2),
.discovery-feed article:nth-child(3) {
  transform: translateY(34px);
}

.discovery-feed article:hover:nth-child(2),
.discovery-feed article:hover:nth-child(3) {
  transform: translateY(24px);
}

.discovery-feed strong {
  display: block;
  font-size: clamp(24px, 2.4vw, 34px);
  line-height: 1.1;
}

.discovery-feed p {
  margin: 14px 0 0;
  color: var(--muted);
}

.wanna-moments {
  background:
    radial-gradient(circle at 10% 12%, rgba(25, 198, 255, 0.08), transparent 24%),
    linear-gradient(180deg, #fff7f8 0%, #fff 30%, var(--canvas) 100%);
}

.moment-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-auto-rows: 108px;
  gap: 18px;
}

.moment-card {
  min-height: 220px;
}

.moment-card.image {
  grid-column: span 3;
  grid-row: span 3;
}

.moment-card.image.tall {
  grid-column: span 4;
  grid-row: span 5;
}

.moment-card.image.wide {
  grid-column: span 5;
  grid-row: span 3;
}

.moment-card.text {
  display: grid;
  grid-column: span 4;
  grid-row: span 2;
  align-content: end;
  padding: 24px;
}

.moment-card.text.red {
  background: linear-gradient(135deg, #ff2442, #ff6b7e);
  color: #fff;
}

.moment-card.text.blue {
  background: linear-gradient(135deg, #1164ff, #19c6ff);
  color: #fff;
}

.moment-card.text span {
  width: max-content;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.moment-card strong {
  display: block;
  font-size: clamp(22px, 2.2vw, 32px);
  line-height: 1.16;
}

.wanna-loop {
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(360px, 0.72fr);
  gap: clamp(34px, 6vw, 86px);
  align-items: center;
  background: #fff;
}

.loop-visual {
  overflow: hidden;
  height: clamp(340px, 34vw, 500px);
  border: 1px solid rgba(16, 19, 24, 0.08);
  border-radius: 22px;
  background: #e8edf5;
  box-shadow: var(--shadow);
}

.loop-copy {
  max-width: 680px;
}

.loop-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.loop-steps article {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
  background: var(--canvas);
}

.wanna-bridge {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(420px, 1fr);
  gap: clamp(34px, 6vw, 92px);
  align-items: center;
  background:
    radial-gradient(circle at 88% 4%, rgba(255, 36, 66, 0.08), transparent 26%),
    linear-gradient(180deg, var(--canvas) 0%, #fff 68%, var(--canvas) 100%);
}

.bridge-copy,
.bento-head,
.flow-copy,
.relation-story {
  max-width: 760px;
}

.bridge-copy p:not(.eyebrow),
.relation-story p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.64;
}

.idea-wall {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 118px;
  gap: 14px;
}

.idea-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 44px rgba(16, 19, 24, 0.08);
}

.idea-card img {
  height: 100%;
  object-fit: cover;
}

.idea-card.tall {
  grid-column: span 3;
  grid-row: span 3;
}

.idea-card.wide {
  grid-column: span 4;
  grid-row: span 2;
}

.idea-card:not(.tall):not(.wide) {
  grid-column: span 2;
  grid-row: span 2;
}

.text-card {
  display: grid;
  align-content: end;
  padding: 20px;
}

.text-card span {
  margin-bottom: 12px;
  font-size: 13px;
  font-weight: 950;
}

.text-card strong {
  font-size: clamp(20px, 2.3vw, 30px);
  line-height: 1.14;
}

.red-card {
  background: #fff1f3;
  color: #b8112c;
}

.blue-card {
  background: #eef6ff;
  color: #0e4dca;
}

.wanna-bento {
  background: #fff;
}

.bento-head {
  margin-bottom: 34px;
}

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

.bento-card {
  min-height: 250px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  background: var(--canvas);
  box-shadow: 0 14px 40px rgba(16, 19, 24, 0.06);
}

.bento-card.large {
  grid-column: span 2;
  grid-row: span 2;
  padding: 0;
  overflow: hidden;
  background: #101318;
  color: #fff;
}

.bento-card.large img,
.bento-card.visual img {
  height: 100%;
  object-fit: cover;
}

.bento-card.large div {
  padding: 24px;
}

.bento-card.visual {
  padding: 0;
  overflow: hidden;
}

.bento-card span {
  display: inline-flex;
  margin-bottom: 16px;
  color: var(--red);
  font-size: 13px;
  font-weight: 950;
}

.bento-card p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.58;
}

.bento-card.large p {
  color: rgba(255, 255, 255, 0.68);
}

.wanna-flow {
  background:
    radial-gradient(circle at 50% 0%, rgba(17, 100, 255, 0.06), transparent 34%),
    linear-gradient(180deg, var(--canvas), #fff);
}

.flow-copy {
  margin-bottom: 34px;
}

.flow-line {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.flow-line::before {
  position: absolute;
  top: 32px;
  right: 9%;
  left: 9%;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, var(--red), var(--blue), var(--cyan));
  background-size: 220% 100%;
  animation: lineMove 5s linear infinite;
}

.flow-line article {
  position: relative;
  z-index: 1;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  background: #fff;
  box-shadow: 0 14px 40px rgba(16, 19, 24, 0.06);
}

.flow-line span {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 999px;
  margin-bottom: 30px;
  background: var(--ink);
  color: #fff;
  font-size: 12px;
  font-weight: 950;
}

.flow-line p {
  margin: 10px 0 0;
  color: var(--muted);
}

.wanna-relation {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(360px, 0.68fr);
  gap: clamp(34px, 6vw, 86px);
  align-items: center;
  background: #fff;
}

.relation-portrait {
  overflow: hidden;
  height: clamp(320px, 32vw, 440px);
  border: 1px solid rgba(16, 19, 24, 0.08);
  border-radius: 8px;
  background: #e8edf5;
  box-shadow: var(--shadow);
}

.relation-portrait img {
  height: 100%;
  object-fit: cover;
}

.product-lab,
.product-road,
.invest-thesis,
.invest-fund {
  background:
    radial-gradient(circle at 10% 0%, rgba(255, 36, 66, 0.045), transparent 30%),
    linear-gradient(180deg, var(--canvas), #fff 54%, var(--canvas));
}

.product-relation,
.invest-scene-new {
  background: #fff;
}

@keyframes lineMove {
  from { background-position: 0 0; }
  to { background-position: 220% 0; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 980px) {
  .official-nav {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .mission-grid,
  .creator-river,
  .relationship-section,
  .wanna-bridge,
  .wanna-relation,
  .discovery-shell,
  .wanna-loop,
  .feature-switcher,
  .workflow-track,
  .flow-line,
  .fund-stack article,
  .footer-main {
    grid-template-columns: 1fr;
  }

  .idea-wall {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 150px;
  }

  .discovery-feed {
    grid-template-columns: 1fr;
  }

  .discovery-feed article:nth-child(2),
  .discovery-feed article:nth-child(3),
  .discovery-feed article:hover:nth-child(2),
  .discovery-feed article:hover:nth-child(3) {
    transform: none;
  }

  .moment-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: auto;
  }

  .moment-card.image,
  .moment-card.image.tall,
  .moment-card.image.wide,
  .moment-card.text {
    grid-column: auto;
    grid-row: auto;
  }

  .moment-card {
    min-height: 280px;
  }

  .idea-card,
  .idea-card.tall,
  .idea-card.wide,
  .idea-card:not(.tall):not(.wide) {
    grid-column: span 1;
    grid-row: span 2;
  }

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

  .bento-card.large {
    grid-column: span 2;
  }

  .workflow-track::before {
    display: none;
  }

  .flow-line::before {
    display: none;
  }

  .switcher-visual {
    height: 420px;
  }

  .footer-bottom {
    flex-direction: column;
  }

  .footer-records {
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .official-nav {
    padding: 12px 14px;
  }

  .nav-actions .button.line {
    display: none;
  }

  .button {
    min-height: 34px;
    padding: 0 11px;
    font-size: 12px;
  }

  .official-hero {
    min-height: 82vh;
    padding: 96px 16px 44px;
  }

  .official-hero.compact {
    min-height: 68vh;
  }

  .mission-section,
  .creator-river,
  .action-section,
  .relationship-section,
  .product-stage,
  .workflow-section,
  .fund-section,
  .wanna-discovery,
  .wanna-moments,
  .wanna-loop,
  .wanna-bridge,
  .wanna-bento,
  .wanna-flow,
  .wanna-relation,
  .closing-banner {
    padding: 54px 16px;
  }

  h1 {
    font-size: clamp(42px, 15vw, 64px);
  }

  h2 {
    font-size: clamp(30px, 10vw, 46px);
  }

  .official-hero h1,
  .official-hero .hero-copy p:not(.eyebrow) {
    white-space: normal;
  }

  .river-card img,
  .action-visual,
  .relationship-image,
  .switcher-visual,
  .wide-visual,
  .relation-portrait {
    height: 300px;
  }

  .idea-wall,
  .bento-grid,
  .moment-grid,
  .loop-steps {
    grid-template-columns: 1fr;
  }

  .idea-card,
  .idea-card.tall,
  .idea-card.wide,
  .idea-card:not(.tall):not(.wide),
  .bento-card.large {
    grid-column: auto;
    grid-row: auto;
  }

  .idea-card {
    min-height: 220px;
  }

  .discovery-hero-card,
  .loop-visual {
    min-height: 0;
    height: 360px;
  }

  .discovery-feed article,
  .moment-card {
    min-height: 220px;
  }

  .action-panel {
    width: 100%;
    margin-top: -54px;
  }

  .switcher-item {
    grid-template-columns: 36px minmax(0, 1fr);
  }

  .switcher-item small {
    grid-column: 1 / -1;
  }
}