:root {
  --bg: #06080d;
  --bg-elevated: rgba(14, 17, 24, 0.72);
  --border: rgba(255, 255, 255, 0.08);
  --text: #eef0f6;
  --text-muted: #8b93a8;
  --accent: #6366f1;
  --accent-2: #a855f7;
  --cyan: #22d3ee;
  --success: #34d399;
  --warn: #fbbf24;
  --danger: #f87171;
  --radius: 16px;
  --font: "Inter", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --header-h: 64px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

img {
  max-width: 100%;
  display: block;
}

code {
  font-family: var(--mono);
  font-size: 0.88em;
  padding: 0.12em 0.4em;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
}

/* ── Background ── */
.bg-mesh {
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(99, 102, 241, 0.22), transparent 55%),
    radial-gradient(ellipse 60% 50% at 85% 20%, rgba(168, 85, 247, 0.18), transparent 50%),
    radial-gradient(ellipse 50% 40% at 50% 90%, rgba(34, 211, 238, 0.1), transparent 45%),
    var(--bg);
}

.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, black, transparent);
}

.bg-orbs {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.45;
  animation: orb-float 18s ease-in-out infinite;
}

.orb-a {
  width: 420px;
  height: 420px;
  background: #6366f1;
  top: -8%;
  left: -5%;
}

.orb-b {
  width: 360px;
  height: 360px;
  background: #a855f7;
  top: 35%;
  right: -8%;
  animation-delay: -6s;
}

.orb-c {
  width: 280px;
  height: 280px;
  background: #22d3ee;
  bottom: 5%;
  left: 30%;
  animation-delay: -12s;
}

@keyframes orb-float {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(30px, -20px) scale(1.05);
  }
  66% {
    transform: translate(-20px, 25px) scale(0.95);
  }
}

/* ── Header ── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 4vw, 48px);
  background: rgba(6, 8, 13, 0.65);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
}

.brand img {
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.35);
}

.nav-links {
  display: flex;
  gap: clamp(16px, 3vw, 32px);
}

.nav-links a {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text);
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
  padding: calc(var(--header-h) + 48px) clamp(20px, 4vw, 48px) 80px;
  max-width: 1400px;
  margin: 0 auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 20px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, 0.25);
  background: rgba(34, 211, 238, 0.06);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(0.85);
  }
}

.hero h1 {
  margin: 0 0 20px;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.gradient-text {
  background: linear-gradient(135deg, #c4b5fd 0%, #67e8f9 50%, #a78bfa 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-desc {
  margin: 0 0 28px;
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 32em;
  line-height: 1.7;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 12px;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  box-shadow: 0 12px 40px rgba(99, 102, 241, 0.55);
}

.btn-ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
}

.stat {
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  backdrop-filter: blur(8px);
}

.stat strong {
  display: block;
  font-size: 0.82rem;
  margin-bottom: 4px;
}

.stat span {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Hero visual */
.hero-visual {
  position: relative;
}

.screen-glow {
  position: absolute;
  inset: -20% -10%;
  background: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.35), transparent 65%);
  pointer-events: none;
}

.screen-frame {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(99, 102, 241, 0.35);
  box-shadow:
    0 24px 80px rgba(0, 0, 0, 0.55),
    0 0 0 1px rgba(255, 255, 255, 0.05) inset;
  transform: perspective(1200px) rotateY(-6deg) rotateX(3deg);
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.screen-frame:hover {
  transform: perspective(1200px) rotateY(-2deg) rotateX(1deg) scale(1.01);
}

.screen-frame img {
  width: 100%;
  height: auto;
}

.screen-shine {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    115deg,
    transparent 35%,
    rgba(255, 255, 255, 0.08) 50%,
    transparent 65%
  );
  pointer-events: none;
  animation: shine 6s ease-in-out infinite;
}

@keyframes shine {
  0%,
  100% {
    opacity: 0;
    transform: translateX(-30%);
  }
  50% {
    opacity: 1;
    transform: translateX(30%);
  }
}

.float-chip {
  position: absolute;
  padding: 8px 14px;
  font-size: 0.72rem;
  font-weight: 600;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(14, 17, 24, 0.9);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  animation: chip-float 5s ease-in-out infinite;
  white-space: nowrap;
}

.chip-1 {
  top: 8%;
  left: -4%;
  animation-delay: 0s;
}

.chip-2 {
  bottom: 18%;
  right: -6%;
  animation-delay: -1.5s;
  border-color: rgba(168, 85, 247, 0.4);
  color: #ddd6fe;
}

.chip-3 {
  top: 42%;
  right: -8%;
  animation-delay: -3s;
  border-color: rgba(34, 211, 238, 0.35);
  color: #a5f3fc;
}

@keyframes chip-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

/* ── Marquee ── */
.marquee {
  border-block: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  overflow: hidden;
  padding: 14px 0;
}

.marquee-track {
  display: flex;
  gap: 32px;
  width: max-content;
  animation: marquee 28s linear infinite;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.marquee-track span:nth-child(odd) {
  color: rgba(199, 210, 254, 0.7);
}

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

/* ── Sections ── */
.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(64px, 10vw, 120px) clamp(20px, 4vw, 48px);
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  margin: 0 0 12px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.section-head h2 {
  margin: 0 0 16px;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.section-desc {
  margin: 0;
  color: var(--text-muted);
  font-size: 1rem;
}

/* Showcase */
.showcase-grid {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.showcase-card {
  display: grid;
  grid-template-columns: minmax(260px, 340px) 1fr;
  gap: 32px;
  align-items: center;
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(145deg, rgba(18, 22, 32, 0.85), rgba(10, 12, 18, 0.6));
  backdrop-filter: blur(12px);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.showcase-card:hover {
  border-color: rgba(99, 102, 241, 0.35);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.showcase-card:nth-child(even) {
  grid-template-columns: 1fr minmax(260px, 340px);
}

.showcase-card:nth-child(even) .showcase-meta {
  order: 2;
}

.showcase-card:nth-child(even) .showcase-img-wrap {
  order: 1;
}

.showcase-meta h3 {
  margin: 0 0 12px;
  font-size: 1.35rem;
  font-weight: 700;
}

.showcase-meta p {
  margin: 0 0 16px;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.tag-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-list li {
  font-size: 0.72rem;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.25);
  color: #c4b5fd;
}

.showcase-img-wrap {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.showcase-img-wrap img {
  width: 100%;
  height: auto;
}

/* Pipeline */
.pipeline-flow {
  display: flex;
  align-items: stretch;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.flow-node {
  flex: 1 1 200px;
  max-width: 280px;
  padding: 28px 24px;
  text-align: center;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  backdrop-filter: blur(8px);
  transition: transform 0.25s, border-color 0.25s;
}

.flow-node:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.4);
}

.flow-icon {
  display: block;
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.flow-node h4 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.flow-node p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.flow-arrow {
  flex: 0 0 40px;
  align-self: center;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  position: relative;
  opacity: 0.6;
}

.flow-arrow::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  border: 6px solid transparent;
  border-left-color: var(--accent-2);
  transform: translateY(-50%);
}

.status-legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px 32px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.chip {
  width: 12px;
  height: 12px;
  border-radius: 4px;
}

.chip.s-ok {
  background: var(--success);
  box-shadow: 0 0 10px rgba(52, 211, 153, 0.5);
}

.chip.in-ok {
  background: var(--success);
}

.chip.in-mod {
  background: var(--warn);
}

.chip.u-ok {
  background: var(--success);
}

/* Features */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.feature-card {
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(14, 17, 24, 0.5);
  backdrop-filter: blur(8px);
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(168, 85, 247, 0.35);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  font-size: 1.6rem;
  margin-bottom: 14px;
  filter: grayscale(0.2);
}

.feature-card h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  font-weight: 700;
}

.feature-card p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* CTA */
.cta-section {
  padding-bottom: clamp(80px, 12vw, 140px);
}

.cta-card {
  position: relative;
  text-align: center;
  padding: clamp(40px, 6vw, 64px);
  border-radius: 24px;
  border: 1px solid rgba(99, 102, 241, 0.35);
  background: linear-gradient(160deg, rgba(22, 26, 40, 0.95), rgba(8, 10, 16, 0.9));
  overflow: hidden;
}

.cta-glow {
  position: absolute;
  inset: -50%;
  background: radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.2), transparent 55%);
  pointer-events: none;
}

.cta-card h2 {
  position: relative;
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
}

.cta-card > p {
  position: relative;
  margin: 0 0 24px;
  color: var(--text-muted);
}

.code-block {
  position: relative;
  display: inline-block;
  text-align: left;
  margin: 0 auto 16px;
  padding: 20px 28px;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid var(--border);
  max-width: 100%;
  overflow-x: auto;
}

.code-block code {
  background: none;
  padding: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: #a5f3fc;
}

.cta-hint {
  position: relative;
  font-size: 0.82rem !important;
  margin-bottom: 28px !important;
}

.cta-actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 32px 20px 48px;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.site-footer p {
  margin: 0 0 6px;
}

.muted {
  opacity: 0.65;
  font-size: 0.75rem;
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.reveal-delay {
  transition-delay: 0.15s;
}

/* Responsive */
@media (max-width: 960px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: calc(var(--header-h) + 32px);
  }

  .hero-desc {
    margin-inline: auto;
  }

  .hero-actions,
  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
    max-width: 560px;
    margin: 0 auto;
  }

  .screen-frame {
    transform: none;
  }

  .screen-frame:hover {
    transform: scale(1.01);
  }

  .float-chip {
    display: none;
  }

  .showcase-card,
  .showcase-card:nth-child(even) {
    grid-template-columns: 1fr;
  }

  .showcase-card:nth-child(even) .showcase-meta,
  .showcase-card:nth-child(even) .showcase-img-wrap {
    order: unset;
  }

  .flow-arrow {
    flex: 0 0 100%;
    width: 2px;
    height: 24px;
    background: linear-gradient(180deg, var(--accent), var(--accent-2));
  }

  .flow-arrow::after {
    right: 50%;
    top: auto;
    bottom: 0;
    transform: translateX(50%);
    border: 6px solid transparent;
    border-top-color: var(--accent-2);
    border-left-color: transparent;
  }

  .nav-links {
    display: none;
  }
}

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

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