:root {
  color-scheme: light;
  --bg: oklch(97.6% 0.012 238);
  --bg-deep: oklch(91.5% 0.026 238);
  --surface: oklch(99.1% 0.007 235);
  --surface-soft: oklch(94.8% 0.016 235);
  --ink: oklch(23% 0.032 250);
  --muted: oklch(50% 0.03 250);
  --line: oklch(86% 0.022 238);
  --finance: oklch(58% 0.14 235);
  --payout: oklch(61% 0.13 160);
  --risk: oklch(57% 0.15 22);
  --vip: oklch(57% 0.16 292);
  --crm: oklch(57% 0.13 72);
  --shadow: 0 24px 70px oklch(36% 0.05 250 / 0.13);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --radius: 8px;
  --font-tech: "Chakra Petch", "Noto Sans TC", ui-sans-serif, system-ui, sans-serif;
  --font-body: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", ui-sans-serif, system-ui, sans-serif;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: oklch(18% 0.035 255);
  --bg-deep: oklch(13% 0.032 260);
  --surface: oklch(23% 0.036 255);
  --surface-soft: oklch(27% 0.04 255);
  --ink: oklch(94% 0.012 240);
  --muted: oklch(73% 0.026 245);
  --line: oklch(38% 0.035 252);
  --finance: oklch(70% 0.13 225);
  --payout: oklch(72% 0.13 158);
  --risk: oklch(72% 0.14 28);
  --vip: oklch(75% 0.13 292);
  --crm: oklch(76% 0.12 78);
  --shadow: 0 24px 70px oklch(4% 0.02 255 / 0.34);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 14%, oklch(90% 0.055 225 / 0.58), transparent 28rem),
    linear-gradient(135deg, oklch(98.4% 0.01 235), var(--bg-deep));
  font-family: var(--font-body);
  letter-spacing: 0;
  font-feature-settings: "pnum" 1, "kern" 1;
  transition: background 420ms var(--ease-out), color 420ms var(--ease-out);
}

html[data-theme="dark"] body {
  background:
    radial-gradient(circle at 18% 14%, oklch(35% 0.08 250 / 0.5), transparent 28rem),
    linear-gradient(135deg, oklch(20% 0.04 255), var(--bg-deep));
}

button,
input {
  font: inherit;
}

.theme-control {
  position: fixed;
  top: calc(16px + env(safe-area-inset-top));
  right: clamp(14px, 2.4vw, 28px);
  z-index: 10;
  padding: 8px;
  border-radius: 999px;
  background: color-mix(in oklch, var(--surface) 58%, transparent);
  box-shadow: 0 18px 42px oklch(30% 0.04 250 / 0.12);
  backdrop-filter: blur(14px);
}

.theme-control .bb8-toggle {
  --toggle-size: clamp(7px, 0.95vw, 11px);
  display: block;
}

.portal-shell {
  display: grid;
  align-content: center;
  min-height: 100vh;
  padding: clamp(22px, 4vw, 56px);
  padding-bottom: calc(clamp(22px, 4vw, 56px) + env(safe-area-inset-bottom));
}

.hero {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: clamp(18px, 4vw, 46px);
  width: min(1280px, 100%);
  margin: 0 auto clamp(16px, 3.4vw, 38px);
}

.hero-copy {
  display: grid;
  justify-items: center;
  width: 100%;
  text-align: center;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.main-container {
  width: min(1280px, 100%);
}

.portal-title-loader {
  margin: 0 auto clamp(8px, 1.4vw, 16px);
}

.loader {
  width: 100%;
  aspect-ratio: 1280 / 390;
}

.loader svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
  font-family: var(--font-tech);
  filter: drop-shadow(0 22px 48px oklch(35% 0.055 240 / 0.13));
}

.trace-bg {
  fill: none;
  stroke: color-mix(in oklch, var(--muted) 25%, transparent);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.trace-bg-soft {
  stroke: color-mix(in oklch, var(--muted) 17%, transparent);
}

.trace-flow {
  fill: none;
  stroke-width: 6;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 34 230;
  stroke-dashoffset: 260;
  animation: trace-pulse 1.9s var(--ease-out) infinite alternate;
  filter: drop-shadow(0 0 8px currentColor);
}

.trace-flow:nth-of-type(4n) {
  animation-delay: -0.28s;
}

.trace-flow:nth-of-type(4n + 2) {
  animation-delay: -0.56s;
}

.trace-flow.finance,
.trace-node.finance {
  color: var(--finance);
  stroke: currentColor;
}

.trace-flow.payout,
.trace-node.payout {
  color: var(--payout);
  stroke: currentColor;
}

.trace-flow.risk,
.trace-node.risk {
  color: var(--risk);
  stroke: currentColor;
}

.trace-flow.vip,
.trace-node.vip {
  color: var(--vip);
  stroke: currentColor;
}

.trace-flow.crm,
.trace-node.crm {
  color: var(--crm);
  stroke: currentColor;
}

.trace-flow.aux-blue,
.trace-node.aux-blue {
  color: oklch(68% 0.16 238);
  stroke: currentColor;
}

.trace-flow.aux-gold,
.trace-node.aux-gold {
  color: oklch(80% 0.14 88);
  stroke: currentColor;
}

.trace-flow.aux-violet,
.trace-node.aux-violet {
  color: oklch(72% 0.16 300);
  stroke: currentColor;
}

.chip-body {
  filter:
    drop-shadow(0 18px 24px oklch(14% 0.03 250 / 0.34))
    drop-shadow(0 0 16px oklch(68% 0.12 238 / 0.18));
  transform-origin: 640px 238px;
  animation: chip-breathe 2.8s var(--ease-out) infinite alternate;
}

.chip-pins {
  opacity: 0.92;
}

.trace-node {
  fill: color-mix(in oklch, currentColor 72%, var(--ink));
  filter: drop-shadow(0 0 7px currentColor);
  animation: node-breathe 1.9s var(--ease-out) infinite alternate;
}

.hero p {
  max-width: 42rem;
  margin: 0;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.94rem + 0.32vw, 1.22rem);
  font-weight: 650;
  line-height: 1.75;
  text-shadow: 0 0 18px color-mix(in oklch, var(--finance) 18%, transparent);
}

@keyframes trace-pulse {
  from {
    stroke-dashoffset: 260;
    opacity: 0.55;
  }

  to {
    stroke-dashoffset: -40;
    opacity: 1;
  }
}

@keyframes chip-breathe {
  from {
    transform: translateY(0) scale(1);
  }

  to {
    transform: translateY(-5px) scale(1.018);
  }
}

@keyframes node-breathe {
  from {
    opacity: 0.52;
    r: 4.4px;
  }

  to {
    opacity: 0.9;
    r: 6px;
  }
}

.system-stage {
  width: min(1280px, 100%);
  margin: 0 auto;
}

.system-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(12px, 2vw, 20px);
  perspective: 1200px;
}

.system-card {
  --accent: var(--finance);
  --mx: 50%;
  --my: 50%;
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  position: relative;
  z-index: 0;
  display: grid;
  align-content: space-between;
  gap: clamp(12px, 1.8vw, 18px);
  min-height: clamp(148px, 18vw, 198px);
  width: 100%;
  padding: clamp(18px, 2.4vw, 26px);
  overflow: hidden;
  border: 1px solid color-mix(in oklch, var(--accent) 24%, var(--line));
  border-radius: var(--radius);
  background:
    radial-gradient(circle at var(--mx) var(--my), color-mix(in oklch, var(--accent) 22%, transparent), transparent 34%),
    linear-gradient(145deg, color-mix(in oklch, var(--surface) 92%, var(--accent)), var(--surface)),
    var(--surface);
  color: var(--ink);
  text-align: left;
  box-shadow: var(--shadow);
  isolation: isolate;
  transform: translateY(10px);
  opacity: 0;
  will-change: transform;
  animation:
    card-in 780ms var(--ease-out) forwards,
    card-float 5200ms var(--ease-out) infinite;
  animation-delay: var(--delay), calc(var(--delay) + 900ms);
  transition:
    background 420ms var(--ease-out),
    color 420ms var(--ease-out),
    border-color 320ms var(--ease-out),
    box-shadow 320ms var(--ease-out),
    transform 400ms var(--ease-out);
}

.system-card.payout {
  --accent: var(--payout);
}

.system-card.risk {
  --accent: var(--risk);
}

.system-card.vip {
  --accent: var(--vip);
}

.system-card.crm {
  --accent: var(--crm);
}

.system-card:hover,
.system-card:focus-visible {
  z-index: 3;
  border-color: color-mix(in oklch, var(--accent) 64%, var(--line));
  box-shadow:
    0 34px 86px color-mix(in oklch, var(--accent) 25%, transparent),
    inset 0 1px 0 oklch(100% 0.003 235 / 0.72);
  transform:
    translateY(-10px)
    scale(1.09)
    rotateX(var(--tilt-x))
    rotateY(var(--tilt-y));
  outline: none;
}

.system-card.is-launching {
  transform: translateY(-2px) scale(0.985);
}

.card-orbit {
  position: absolute;
  inset: auto -48px -80px auto;
  width: 170px;
  aspect-ratio: 1;
  border: 1px solid color-mix(in oklch, var(--accent) 30%, transparent);
  border-radius: 999px;
  background: radial-gradient(circle, color-mix(in oklch, var(--accent) 18%, transparent), transparent 62%);
  z-index: -1;
  transition:
    opacity 420ms var(--ease-out),
    transform 520ms var(--ease-out);
}

.system-card:hover .card-orbit {
  opacity: 0.92;
  transform: scale(1.16) translate(-10px, -8px);
}

.icon-box {
  display: inline-grid;
  place-items: center;
  color: var(--accent);
}

.icon-box {
  width: clamp(48px, 5.8vw, 64px);
  height: clamp(48px, 5.8vw, 64px);
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.icon-box svg {
  width: clamp(36px, 4.5vw, 50px);
  height: clamp(36px, 4.5vw, 50px);
}

.card-content {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.card-content strong {
  font-family: var(--font-tech);
  font-size: clamp(1.14rem, 1rem + 0.72vw, 1.55rem);
  line-height: 1.18;
  font-weight: 900;
  letter-spacing: 0;
  overflow-wrap: anywhere;
  text-shadow:
    0 0 18px color-mix(in oklch, var(--accent) 18%, transparent),
    0 1px 0 color-mix(in oklch, var(--surface) 35%, transparent);
}

.card-content span {
  color: var(--muted);
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 0.84rem + 0.25vw, 1rem);
  font-weight: 650;
  line-height: 1.62;
}

.uiverse-play-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-self: start;
  width: 150px;
  height: 50px;
  padding: 0;
  overflow: hidden;
  border: none;
  border-radius: 999px;
  background-color: oklch(99% 0.006 235);
  box-shadow:
    0 0 8px oklch(20% 0.03 255 / 0.05),
    inset 0 1px 0 oklch(100% 0.003 235 / 0.88);
  cursor: pointer;
  transition:
    background-color 420ms var(--ease-out),
    box-shadow 420ms var(--ease-out),
    transform 420ms var(--ease-out);
}

.uiverse-play-button svg {
  position: absolute;
  left: 7px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  transition:
    left 420ms var(--ease-out),
    transform 420ms var(--ease-out);
}

.uiverse-play-button .now,
.uiverse-play-button .play {
  position: absolute;
  z-index: 1;
  width: 100%;
  color: oklch(26% 0.036 255);
  font-family: var(--font-tech);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-align: center;
  transition:
    color 420ms var(--ease-out),
    opacity 420ms var(--ease-out),
    transform 420ms var(--ease-out);
}

.uiverse-play-button .now {
  transform: translateX(14px);
}

.uiverse-play-button .play {
  opacity: 0;
  transform: translateX(58px);
}

.uiverse-play-button:hover,
.uiverse-play-button:focus-visible {
  background-color: oklch(47% 0.28 294);
  box-shadow:
    0 22px 54px oklch(47% 0.28 294 / 0.42),
    0 0 52px oklch(65% 0.23 294 / 0.36);
  outline: none;
}

.uiverse-play-button:hover svg,
.uiverse-play-button:focus-visible svg {
  left: 106px;
  transform: rotate(10deg);
}

.uiverse-play-button:hover .now,
.uiverse-play-button:focus-visible .now {
  opacity: 0;
  transform: translateX(-58px);
}

.uiverse-play-button:hover .play,
.uiverse-play-button:focus-visible .play {
  color: oklch(99% 0.004 235);
  opacity: 1;
  transform: translateX(-14px);
}

.uiverse-play-button:active {
  box-shadow: 0 0 0 0 transparent;
  transform: translateY(8px);
  transition-duration: 100ms;
}

.uiverse-play-button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

@keyframes card-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes card-float {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 0 -7px;
  }
}

@media (max-width: 860px) {
  .hero {
    align-items: start;
    flex-direction: column;
  }

  .portal-title-loader {
    width: min(680px, 100%);
  }

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

  .system-card {
    min-height: 126px;
  }
}

@media (max-width: 1120px) and (min-width: 861px) {
  .system-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .portal-shell {
    align-content: start;
  }

  .portal-title-loader {
    width: min(560px, calc(100% + 18px));
  }

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

  .theme-control {
    top: calc(10px + env(safe-area-inset-top));
    right: 10px;
    padding: 5px;
  }

  .theme-control .bb8-toggle {
    --toggle-size: 6px;
  }
}

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