:root {
  color-scheme: light;
  --bg: #f7fbff;
  --surface: #ffffff;
  --surface-soft: #eef7fb;
  --surface-blue: #e8f2ff;
  --ink: #07132b;
  --text: #14213d;
  --muted: #64708a;
  --line: rgba(20, 33, 61, 0.12);
  --accent: #008f8c;
  --accent-strong: #006d73;
  --accent-soft: #c9f4ee;
  --blue: #2c6bed;
  --purple: #6b4df7;
  --shadow: 0 22px 70px rgba(11, 35, 74, 0.12);
  --radius: 20px;
  --container: min(1200px, calc(100% - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    "PingFang SC",
    "Microsoft YaHei",
    sans-serif;
  line-height: 1.55;
}

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

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

button,
input,
textarea {
  font: inherit;
}

.section-shell {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  min-height: 76px;
  padding: 14px clamp(18px, 4vw, 56px);
  border-bottom: 1px solid rgba(20, 33, 61, 0.08);
  background: rgba(247, 251, 255, 0.88);
  backdrop-filter: blur(18px);
}

.brand,
.main-nav,
.header-actions,
.hero-actions,
.preview-top,
.game-panel,
.trust-band,
.site-footer,
.footer-columns,
.sponsor-strip {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 850;
  color: var(--ink);
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 14px;
  background:
    radial-gradient(circle at 68% 22%, rgba(255, 255, 255, 0.92), transparent 0.28rem),
    linear-gradient(135deg, #00c8b8 0%, #2c6bed 54%, #6b4df7 100%);
  color: #fff;
  font-weight: 900;
  box-shadow:
    0 0 0 1px rgba(44, 107, 237, 0.18),
    0 14px 34px rgba(44, 107, 237, 0.28);
  clip-path: polygon(18% 0, 82% 0, 100% 32%, 100% 68%, 82% 100%, 18% 100%, 0 68%, 0 32%);
}

.brand-mark::before {
  content: "S";
  position: relative;
  z-index: 3;
  font-size: 21px;
  font-weight: 950;
  letter-spacing: -0.04em;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.26);
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: -42%;
  background: conic-gradient(from 90deg, transparent, rgba(255, 255, 255, 0.78), transparent 34%);
  animation: logo-scan 4.8s linear infinite;
}

.brand-core {
  position: absolute;
  inset: 8px;
  border-radius: 11px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.28), transparent),
    rgba(4, 14, 37, 0.16);
  box-shadow: inset 0 0 18px rgba(255, 255, 255, 0.22);
}

.brand-orbit {
  position: absolute;
  width: 34px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.68);
  border-left-color: transparent;
  border-right-color: transparent;
  border-radius: 999px;
  transform: rotate(-28deg);
}

.brand-node {
  position: absolute;
  z-index: 4;
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: #d8fff8;
  box-shadow: 0 0 10px rgba(216, 255, 248, 0.92);
}

.node-a {
  right: 8px;
  top: 10px;
}

.node-b {
  left: 9px;
  bottom: 9px;
}

.main-nav {
  justify-content: center;
  gap: clamp(18px, 3vw, 36px);
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  white-space: nowrap;
}

.main-nav a,
.text-link,
.footer-columns a {
  transition: color 180ms ease;
}

.main-nav a:hover,
.text-link:hover,
.footer-columns a:hover {
  color: var(--accent-strong);
}

.header-actions {
  justify-content: flex-end;
  gap: 16px;
  white-space: nowrap;
}

.text-link {
  color: var(--muted);
  font-weight: 750;
}

.nav-cta,
.button,
.mini-button,
.menu-toggle {
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 850;
  white-space: nowrap;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
}

.nav-cta {
  padding: 11px 18px;
  color: #fff;
  background: var(--accent-strong);
}

.nav-cta:hover,
.button.primary:hover,
.mini-button:hover {
  background: #00565d;
  transform: translateY(-2px);
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  padding: 0;
  background: #fff;
  border-color: rgba(20, 33, 61, 0.14);
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--ink);
}

.button:active,
.nav-cta:active,
.mini-button:active {
  transform: translateY(1px);
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.12)),
    radial-gradient(circle at 88% 12%, rgba(0, 143, 140, 0.18), transparent 28rem),
    radial-gradient(circle at 22% 22%, rgba(44, 107, 237, 0.12), transparent 24rem),
    linear-gradient(180deg, #f7fbff 0%, #eef7fb 100%);
}

.hero-copy {
  position: relative;
}

.hero-copy::before {
  content: "";
  position: absolute;
  left: -22px;
  top: -28px;
  width: 110px;
  height: 110px;
  border: 1px solid rgba(0, 143, 140, 0.22);
  border-radius: 28px;
  transform: rotate(18deg);
  animation: tech-tile 6s ease-in-out infinite;
  pointer-events: none;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 560px;
  margin-top: 28px;
}

.hero-metrics span {
  padding: 14px 16px;
  border: 1px solid rgba(20, 33, 61, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.68);
  box-shadow: 0 10px 30px rgba(11, 35, 74, 0.06);
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.hero-metrics strong {
  display: block;
  margin-bottom: 2px;
  color: var(--ink);
  font-size: 24px;
  line-height: 1;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -35%;
  background:
    conic-gradient(from 120deg at 60% 50%, transparent, rgba(44, 107, 237, 0.18), transparent 32%),
    repeating-linear-gradient(90deg, rgba(44, 107, 237, 0.08) 0 1px, transparent 1px 80px),
    repeating-linear-gradient(0deg, rgba(0, 143, 140, 0.08) 0 1px, transparent 1px 80px);
  opacity: 0.78;
  transform-origin: center;
  animation: hero-orbit 18s linear infinite;
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 160px;
  background: linear-gradient(180deg, transparent, var(--bg));
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(440px, 1fr);
  gap: clamp(34px, 6vw, 86px);
  align-items: center;
  min-height: calc(100dvh - 76px);
  padding: clamp(52px, 7vw, 86px) 0 70px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent-strong);
  font-size: 15px;
  font-weight: 850;
}

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

h1 {
  max-width: 10.8em;
  margin-bottom: 24px;
  color: var(--ink);
  font-size: clamp(48px, 7.2vw, 84px);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  color: var(--ink);
  font-size: clamp(34px, 4.8vw, 62px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  color: var(--ink);
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.18;
}

.hero-text,
.section-intro p,
.market-copy p,
.contact-copy p {
  max-width: 62ch;
  color: var(--muted);
  font-size: clamp(17px, 1.9vw, 21px);
}

.hero-actions {
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
}

.button.primary {
  color: #fff;
  background: var(--accent-strong);
}

.button.secondary {
  color: var(--ink);
  border-color: rgba(20, 33, 61, 0.18);
  background: #fff;
}

.button.secondary:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
  transform: translateY(-2px);
}

.platform-preview {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(20, 33, 61, 0.08);
  border-radius: 30px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(235, 250, 255, 0.78)),
    rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.platform-preview::before {
  content: "";
  position: absolute;
  inset: -2px;
  background: linear-gradient(120deg, transparent, rgba(0, 143, 140, 0.28), transparent 42%);
  transform: translateX(-70%);
  animation: scan-glow 5.8s ease-in-out infinite;
  pointer-events: none;
}

.platform-preview > * {
  position: relative;
}

.preview-top {
  justify-content: space-between;
  gap: 18px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
}

.panel-kicker,
.panel-label,
.suite-card span,
.solution-card span,
.metric span,
.resource-card span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.icon-wrap,
.card-icon,
.metric-icon,
.workflow-icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  border-radius: 14px;
  color: var(--accent-strong);
  background:
    radial-gradient(circle at 28% 20%, rgba(255, 255, 255, 0.86), transparent 1.15rem),
    linear-gradient(135deg, var(--accent-soft), #e8f2ff);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.72),
    0 12px 28px rgba(0, 109, 115, 0.12);
}

.icon-wrap {
  width: 38px;
  height: 38px;
  margin-bottom: 12px;
}

.icon-wrap iconify-icon,
.card-icon iconify-icon,
.metric-icon iconify-icon,
.workflow-icon iconify-icon {
  font-size: 24px;
}

.metric-icon img {
  width: 24px;
  height: 24px;
}

.preview-top strong {
  display: block;
  margin-top: 4px;
  color: var(--ink);
  font-size: 20px;
}

.status-pill {
  padding: 8px 14px;
  border-radius: 999px;
  color: #064b4e;
  background: var(--accent-soft);
  font-size: 13px;
  font-weight: 850;
}

.preview-main {
  display: grid;
  grid-template-columns: minmax(0, 1.14fr) 0.82fr;
  gap: 18px;
  padding: 22px;
}

.game-stage {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background:
    linear-gradient(135deg, rgba(0, 143, 140, 0.14), transparent 48%),
    var(--surface);
}

.sudoku-stage {
  display: grid;
  gap: 12px;
}

.game-stage-head,
.sponsor-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  background: var(--surface-soft);
}

.game-stage-head strong {
  color: var(--ink);
}

.reward-chip {
  padding: 8px 12px;
  border-radius: 999px;
  color: #821313;
  background: #ffe3e3;
  font-size: 13px;
  font-weight: 900;
}

.sponsor-strip strong {
  color: var(--ink);
}

.sudoku-board {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  overflow: hidden;
  border: 2px solid var(--ink);
  border-radius: 14px;
  aspect-ratio: 1;
  background: var(--ink);
}

.sudoku-cell {
  display: grid;
  place-items: center;
  min-width: 0;
  border: 0;
  border-right: 1px solid rgba(20, 33, 61, 0.15);
  border-bottom: 1px solid rgba(20, 33, 61, 0.15);
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  font-size: clamp(13px, 1.6vw, 20px);
  font-weight: 900;
  cursor: pointer;
  transition:
    background 160ms ease,
    transform 160ms ease,
    color 160ms ease;
}

.sudoku-cell:nth-child(3n) {
  border-right-color: var(--ink);
}

.sudoku-cell:nth-child(n + 19):nth-child(-n + 27),
.sudoku-cell:nth-child(n + 46):nth-child(-n + 54) {
  border-bottom-color: var(--ink);
}

.sudoku-cell.fixed {
  color: #10224a;
  background: #edf7ff;
}

.sudoku-cell.selected {
  background: #c9f4ee;
  transform: scale(0.96);
}

.sudoku-cell.same-number {
  background: #e8f2ff;
}

.sudoku-cell.wrong {
  color: #b42318;
  background: #ffe4e0;
}

.number-pad {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.number-button {
  min-height: 38px;
  border: 1px solid rgba(20, 33, 61, 0.12);
  border-radius: 12px;
  color: var(--ink);
  background: #fff;
  cursor: pointer;
  font-weight: 900;
  transition:
    transform 160ms ease,
    border-color 160ms ease;
}

.number-button:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.number-button.erase {
  grid-column: span 1;
  color: var(--muted);
}

.game-controls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.game-message {
  min-height: 42px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.mini-button {
  padding: 9px 15px;
  color: #fff;
  background: var(--accent-strong);
}

.mini-button.ghost {
  color: var(--ink);
  border-color: rgba(20, 33, 61, 0.14);
  background: #fff;
}

.mascot-panel {
  display: grid;
  align-content: start;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 18%, rgba(255, 55, 55, 0.16), transparent 10rem),
    #fff;
}

.brand-logo-scene {
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  min-height: 210px;
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.04)),
    radial-gradient(circle at 50% 48%, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.62) 30%, transparent 31%),
    linear-gradient(135deg, #d90418 0%, #ff3d4f 56%, #ff8a75 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.44),
    0 22px 50px rgba(185, 28, 28, 0.2);
}

.brand-logo-scene::before,
.brand-logo-scene::after {
  content: "";
  position: relative;
  grid-area: 1 / 1;
  border-radius: 999px;
  pointer-events: none;
}

.brand-logo-scene::before {
  width: 76%;
  height: 76%;
  border: 1px solid rgba(255, 255, 255, 0.38);
  animation: logo-orbit 9s linear infinite;
}

.brand-logo-scene::after {
  width: 118%;
  height: 36%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.34), transparent);
  filter: blur(10px);
  transform: rotate(-18deg);
  animation: logo-scan 4.8s ease-in-out infinite;
}

.brand-logo-orbit {
  position: absolute;
  inset: 24px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 18% 30%, rgba(255, 255, 255, 0.72) 0 4px, transparent 5px),
    radial-gradient(circle at 82% 70%, rgba(255, 226, 84, 0.9) 0 5px, transparent 6px);
  animation: logo-float 3.4s ease-in-out infinite;
  pointer-events: none;
}

.sponsor-logo {
  position: relative;
  z-index: 1;
  grid-area: 1 / 1;
  width: min(68%, 230px);
  height: auto;
  padding: 26px 28px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow:
    0 20px 50px rgba(114, 12, 28, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
  animation: logo-float 3.4s ease-in-out infinite;
}

.mascot-panel h3 {
  margin-bottom: 0;
}

.reward-preview {
  padding: 16px;
  border-radius: 16px;
  background: #fff3f2;
}

.reward-preview span {
  display: block;
  color: #b42318;
  font-size: 13px;
  font-weight: 850;
}

.reward-preview strong {
  color: var(--ink);
  font-size: 22px;
}

.mascot-panel p,
.suite-card p,
.solution-card p,
.metric p,
.workflow-list p,
.resource-card p,
.site-footer p {
  margin-bottom: 0;
  color: var(--muted);
}

@keyframes hero-orbit {
  to {
    transform: rotate(360deg);
  }
}

@keyframes scan-glow {
  0%,
  42% {
    transform: translateX(-75%);
  }

  100% {
    transform: translateX(75%);
  }
}

@keyframes logo-float {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

@keyframes logo-orbit {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes logo-scan {
  0%,
  100% {
    opacity: 0;
    transform: translateX(-36%) rotate(-18deg);
  }

  50% {
    opacity: 0.9;
    transform: translateX(36%) rotate(-18deg);
  }
}

@keyframes logo-scan {
  to {
    transform: rotate(360deg);
  }
}

@keyframes tech-tile {
  0%,
  100% {
    opacity: 0.32;
    transform: translateY(0) rotate(18deg);
  }

  50% {
    opacity: 0.68;
    transform: translateY(12px) rotate(28deg);
  }
}

.trust-band {
  justify-content: center;
  gap: clamp(18px, 5vw, 66px);
  overflow: hidden;
  padding: 26px 20px;
  border-block: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
  font-weight: 850;
  white-space: nowrap;
}

.trust-band span {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.trust-band img {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.suite,
.market,
.workflow,
.resources,
.contact {
  padding: clamp(78px, 10vw, 128px) 0;
}

.solutions {
  padding: clamp(78px, 10vw, 128px) 0;
  background: #fff;
}

.section-intro {
  max-width: 810px;
  margin-bottom: 42px;
}

.suite-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr 1fr;
  gap: 18px;
}

.suite-card,
.solution-card,
.metric,
.resource-card,
.workflow-panel,
.contact-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 12px 36px rgba(11, 35, 74, 0.06);
}

.suite-card {
  min-height: 240px;
  padding: 28px;
}

.suite-card.large {
  grid-row: span 2;
  min-height: 500px;
  background:
    radial-gradient(circle at 80% 18%, rgba(44, 107, 237, 0.14), transparent 18rem),
    linear-gradient(135deg, #ffffff, #e9fbf7);
}

.suite-card.visual {
  grid-column: span 2;
  overflow: hidden;
  min-height: 242px;
  padding: 0;
}

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

.solution-card {
  min-height: 270px;
  padding: 30px;
}

.solution-card:nth-child(2) {
  background: var(--surface-blue);
}

.solution-card:nth-child(3) {
  background: linear-gradient(135deg, #ffffff, #edf0ff);
}

.market {
  display: grid;
  grid-template-columns: 0.9fr 1.15fr;
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
}

.market-copy {
  max-width: 580px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.metric {
  min-height: 260px;
  padding: 26px;
}

.metric:first-child {
  grid-column: span 3;
  min-height: 230px;
  background:
    radial-gradient(circle at 82% 18%, rgba(0, 143, 140, 0.18), transparent 20rem),
    #fff;
}

.metric strong {
  display: block;
  margin: 14px 0 12px;
  color: var(--ink);
  font-size: clamp(44px, 6vw, 74px);
  line-height: 1;
}

.workflow-panel {
  padding: clamp(28px, 5vw, 56px);
  background:
    linear-gradient(135deg, rgba(0, 109, 115, 0.95), rgba(44, 107, 237, 0.92)),
    var(--accent-strong);
}

.workflow-panel h2 {
  max-width: 720px;
  color: #fff;
}

.workflow-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 34px;
}

.workflow-list article {
  min-height: 180px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
}

.workflow-list span {
  display: block;
  margin-bottom: 18px;
  color: #fff;
  font-size: 20px;
  font-weight: 850;
}

.workflow-icon {
  margin-bottom: 20px;
  color: #fff;
  background: rgba(255, 255, 255, 0.16);
}

.workflow-list p {
  color: rgba(255, 255, 255, 0.78);
}

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

.resource-card {
  position: relative;
  overflow: hidden;
}

.resource-card img {
  aspect-ratio: 1.35;
  height: auto;
  transition: transform 420ms ease;
}

.resource-card div {
  position: relative;
  padding: 24px;
  background: #fff;
}

.resource-card:hover img,
.suite-card.visual:hover img {
  transform: scale(1.035);
}

.suite-card.visual {
  position: relative;
}

.suite-card.visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(0, 109, 115, 0.22), transparent 42%),
    radial-gradient(circle at 82% 18%, rgba(44, 107, 237, 0.2), transparent 18rem);
  pointer-events: none;
}

.suite-card.visual img {
  transition: transform 480ms ease;
}

.resource-card .card-icon {
  margin-bottom: 14px;
}

.contact-panel {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  gap: clamp(24px, 5vw, 64px);
  padding: clamp(26px, 5vw, 56px);
  background:
    radial-gradient(circle at 12% 10%, rgba(0, 143, 140, 0.18), transparent 20rem),
    #fff;
}

.contact-form {
  display: grid;
  gap: 16px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--text);
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  border: 1px solid rgba(20, 33, 61, 0.18);
  border-radius: 14px;
  padding: 13px 14px;
  background: #fff;
  color: var(--ink);
}

input:focus,
textarea:focus {
  outline: 3px solid rgba(0, 143, 140, 0.24);
  border-color: var(--accent);
}

.site-footer {
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  padding: 48px clamp(18px, 4vw, 56px);
  border-top: 1px solid var(--line);
  background: #08142b;
  color: #dfe8f7;
}

.footer-brand {
  color: #fff;
}

.site-footer p {
  margin-top: 14px;
  color: #9eacc7;
}

.reward-modal {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(7, 19, 43, 0.58);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}

.reward-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.reward-dialog {
  position: relative;
  width: min(440px, 100%);
  overflow: hidden;
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, 0.44);
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 0, rgba(0, 200, 184, 0.18), transparent 15rem),
    #fff;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.28);
  text-align: center;
}

.reward-close {
  position: absolute;
  right: 14px;
  top: 14px;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
}

.reward-burst {
  width: 86px;
  height: 86px;
  margin: 0 auto 18px;
  border-radius: 26px;
  background:
    radial-gradient(circle at 50% 50%, #fff 0 24%, transparent 25%),
    conic-gradient(#00c8b8, #2c6bed, #6b4df7, #ff4d6d, #00c8b8);
  animation: logo-scan 5s linear infinite;
}

.reward-dialog h2 {
  margin-bottom: 10px;
}

.coupon-code {
  margin: 22px 0;
  padding: 16px;
  border: 1px dashed rgba(0, 109, 115, 0.4);
  border-radius: 18px;
  background: var(--surface-soft);
}

.coupon-code span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.coupon-code strong {
  color: var(--accent-strong);
  font-size: 24px;
}

.footer-columns {
  align-items: flex-start;
  gap: clamp(28px, 6vw, 82px);
}

.footer-columns div {
  display: grid;
  gap: 10px;
}

.footer-columns strong {
  color: #fff;
}

.footer-columns a {
  color: #9eacc7;
}

.js .reveal {
  opacity: 0;
  transform: translateY(22px);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 620ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 620ms cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

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

@media (max-width: 1020px) {
  .hero-grid,
  .market,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    min-height: auto;
  }

  .platform-preview {
    max-width: 760px;
  }

  .suite-grid,
  .solution-grid,
  .resource-grid,
  .workflow-list {
    grid-template-columns: 1fr 1fr;
  }

  .suite-card.large,
  .suite-card.visual,
  .metric:first-child {
    grid-column: auto;
    grid-row: auto;
    min-height: 260px;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  :root {
    --container: min(100% - 28px, 1200px);
  }

  .site-header {
    grid-template-columns: 1fr auto;
    min-height: 68px;
    padding-inline: 14px;
  }

  .text-link {
    display: none;
  }

  .main-nav {
    position: fixed;
    inset: 68px 14px auto;
    display: grid;
    justify-content: stretch;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: #fff;
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition:
      opacity 180ms ease,
      transform 180ms ease;
  }

  .main-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .main-nav a {
    padding: 14px 12px;
    border-radius: 12px;
  }

  .main-nav a:hover {
    background: var(--surface-soft);
  }

  .menu-toggle {
    display: flex;
  }

  .brand span:last-child {
    display: none;
  }

  .nav-cta {
    padding: 10px 14px;
  }

  .hero-grid {
    padding-top: 44px;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(42px, 12vw, 58px);
  }

  h2 {
    font-size: clamp(31px, 9vw, 44px);
  }

  .preview-main,
  .suite-grid,
  .solution-grid,
  .workflow-list,
  .resource-grid {
    grid-template-columns: 1fr;
  }

  .platform-preview {
    border-radius: 22px;
  }

  .preview-top,
  .preview-main {
    padding: 16px;
  }

  .trust-band {
    justify-content: flex-start;
    overflow-x: auto;
  }

  .site-footer,
  .footer-columns {
    display: grid;
  }

  .footer-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 460px) {
  .hero-actions {
    align-items: stretch;
  }

  .button {
    width: 100%;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .sponsor-strip {
    align-items: flex-start;
    flex-direction: column;
  }

  .tile {
    border-radius: 12px;
    font-size: 18px;
  }
}