:root {
  --bg: #040714;
  --panel: rgba(7, 14, 32, 0.56);
  --panel-strong: rgba(8, 14, 34, 0.9);
  --line: rgba(119, 169, 255, 0.18);
  --line-strong: rgba(140, 249, 221, 0.34);
  --text: #f7f9ff;
  --muted: rgba(247, 249, 255, 0.67);
  --accent: #8cf8dd;
  --accent-2: #74a8ff;
  --accent-3: #d9ff72;
  --accent-4: #7e6dff;
  --shadow: 0 36px 100px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Outfit", "Noto Sans SC", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 16%, rgba(116, 168, 255, 0.24), transparent 24%),
    radial-gradient(circle at 84% 16%, rgba(140, 248, 221, 0.16), transparent 22%),
    radial-gradient(circle at 74% 80%, rgba(126, 109, 255, 0.16), transparent 24%),
    linear-gradient(145deg, #02040d 0%, #07101e 40%, #0b1730 100%);
  overflow-x: hidden;
}

body.modal-open {
  overflow: hidden;
}

body:not(.loaded) .topbar,
body:not(.loaded) .hero-copy > *,
body:not(.loaded) .command-card,
body:not(.loaded) .strip-panel,
body:not(.loaded) .section-head,
body:not(.loaded) .feature-card,
body:not(.loaded) .stack-showcase,
body:not(.loaded) .notify-card {
  opacity: 0;
  transform: translateY(26px) scale(0.98);
}

body.loaded .topbar,
body.loaded .hero-copy > *,
body.loaded .command-card,
body.loaded .strip-panel,
body.loaded .section-head,
body.loaded .feature-card,
body.loaded .stack-showcase,
body.loaded .notify-card {
  opacity: 1;
  transform: translateY(0) scale(1);
  transition:
    opacity 0.9s ease,
    transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1);
}

body.loaded .topbar { transition-delay: 0.04s; }
body.loaded .hero-copy > :nth-child(1) { transition-delay: 0.1s; }
body.loaded .hero-copy > :nth-child(2) { transition-delay: 0.16s; }
body.loaded .hero-copy > :nth-child(3) { transition-delay: 0.22s; }
body.loaded .hero-copy > :nth-child(4) { transition-delay: 0.28s; }
body.loaded .hero-copy > :nth-child(5) { transition-delay: 0.34s; }
body.loaded .hero-copy > :nth-child(6) { transition-delay: 0.4s; }
body.loaded .command-card { transition-delay: 0.22s; }
body.loaded .strip-panel { transition-delay: 0.36s; }
body.loaded .section-head { transition-delay: 0.42s; }
body.loaded .feature-card:nth-child(1) { transition-delay: 0.48s; }
body.loaded .feature-card:nth-child(2) { transition-delay: 0.56s; }
body.loaded .feature-card:nth-child(3) { transition-delay: 0.64s; }
body.loaded .feature-card:nth-child(4) { transition-delay: 0.72s; }
body.loaded .stack-showcase { transition-delay: 0.8s; }
body.loaded .notify-card { transition-delay: 0.9s; }

.intro-screen {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at center, rgba(116, 168, 255, 0.18), transparent 30%),
    radial-gradient(circle at center, rgba(140, 248, 221, 0.1), transparent 42%),
    linear-gradient(145deg, rgba(2, 4, 13, 0.98), rgba(7, 16, 30, 0.96));
  transition: opacity 0.9s ease, visibility 0.9s ease;
}

.intro-screen.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.intro-core,
.intro-ring {
  position: absolute;
  border-radius: 50%;
}

.intro-core {
  width: 70px;
  height: 70px;
  background: radial-gradient(circle, #b5ffeb 0%, #74a8ff 100%);
  box-shadow:
    0 0 40px rgba(140, 248, 221, 0.8),
    0 0 90px rgba(116, 168, 255, 0.45);
  animation: introPulse 1.8s ease-in-out infinite;
}

.intro-ring {
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.intro-ring-one {
  width: 180px;
  height: 180px;
  animation: spin 5s linear infinite;
}

.intro-ring-two {
  width: 280px;
  height: 280px;
  border-color: rgba(140, 248, 221, 0.2);
  animation: spinReverse 8s linear infinite;
}

.intro-brand,
.intro-subtitle {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.intro-brand {
  top: calc(50% + 108px);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-shadow: 0 0 24px rgba(140, 248, 221, 0.3);
  animation: introFadeUp 1s ease forwards;
}

.intro-subtitle {
  top: calc(50% + 152px);
  color: var(--muted);
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  animation: introFadeUp 1.2s ease forwards;
}

.announcement {
  position: fixed;
  inset: 0;
  z-index: 25;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.announcement.is-visible {
  opacity: 1;
  visibility: visible;
}

.announcement-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 8, 20, 0.68);
  backdrop-filter: blur(10px);
}

.announcement-dialog {
  position: relative;
  width: min(560px, calc(100% - 28px));
  margin: min(14vh, 120px) auto 0;
  padding: 28px;
  border-radius: 28px;
  border: 1px solid rgba(140, 248, 221, 0.18);
  background:
    radial-gradient(circle at top right, rgba(116, 168, 255, 0.14), transparent 28%),
    linear-gradient(180deg, rgba(8, 14, 34, 0.96), rgba(8, 14, 34, 0.92));
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.42);
  transform: translateY(24px) scale(0.96);
  transition: transform 0.35s ease;
}

.announcement.is-visible .announcement-dialog {
  transform: translateY(0) scale(1);
}

.announcement-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
  font-size: 1.4rem;
}

.announcement-tag {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
}

.announcement-dialog h2 {
  margin-bottom: 14px;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
}

.announcement-dialog p {
  color: var(--muted);
  line-height: 1.9;
}

.announcement-dialog p + p {
  margin-top: 10px;
}

.announcement-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 18px;
  padding: 14px 22px;
  border-radius: 999px;
  color: #04111d;
  text-decoration: none;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-2) 0%, var(--accent) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: radial-gradient(circle at center, black 42%, transparent 88%);
  pointer-events: none;
}

.noise,
.mesh,
.grid-glow,
.light-beam,
.scanline {
  position: fixed;
  pointer-events: none;
}

.noise {
  inset: 0;
  opacity: 0.05;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.9) 0.6px, transparent 0.8px);
  background-size: 15px 15px;
  mix-blend-mode: soft-light;
}

.mesh {
  width: 42rem;
  height: 42rem;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.22;
  animation: floatMesh 18s ease-in-out infinite alternate;
}

.mesh-one {
  left: -12rem;
  top: -10rem;
  background: #347eff;
}

.mesh-two {
  right: -14rem;
  bottom: 0;
  background: #57ffd1;
  animation-duration: 21s;
}

.grid-glow {
  inset: auto 6% 10% auto;
  width: 30rem;
  height: 30rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 255, 114, 0.12), transparent 62%);
  filter: blur(20px);
}

.light-beam {
  width: 32rem;
  height: 90rem;
  top: -20rem;
  opacity: 0.13;
  filter: blur(6px);
  transform: rotate(22deg);
  background: linear-gradient(180deg, transparent 0%, rgba(140, 248, 221, 0.85) 30%, transparent 80%);
  animation: beamSweep 14s linear infinite;
}

.beam-one {
  left: 12%;
}

.beam-two {
  right: 14%;
  transform: rotate(-18deg);
  background: linear-gradient(180deg, transparent 0%, rgba(116, 168, 255, 0.82) 34%, transparent 82%);
  animation-duration: 16s;
}

.scanline {
  inset: 0;
  opacity: 0.08;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 3px,
    rgba(255, 255, 255, 0.08) 4px
  );
  mix-blend-mode: soft-light;
}

.page-shell {
  width: min(1220px, calc(100% - 40px));
  margin: 0 auto;
  padding: 30px 0 48px;
  position: relative;
  z-index: 1;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 26px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 16px;
  height: 16px;
  border-radius: 5px;
  transform: rotate(45deg);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 58%, var(--accent-4) 100%);
  box-shadow: 0 0 34px rgba(140, 248, 221, 0.64);
}

.brand-name {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.top-nav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.top-nav a,
.button {
  text-decoration: none;
}

.top-nav a {
  color: var(--text);
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.top-nav a:hover,
.button:hover,
.notify-form button:hover,
.feature-card:hover {
  transform: translateY(-2px);
}

.top-nav a:hover {
  border-color: rgba(140, 248, 221, 0.35);
  box-shadow: 0 0 22px rgba(116, 168, 255, 0.12);
}

.hero-card,
.strip-panel,
.feature-card,
.stack-showcase,
.notify-card,
.command-card {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-card {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(340px, 0.8fr);
  gap: 24px;
  padding: 42px;
  border-radius: 36px;
  position: relative;
  overflow: hidden;
  animation: heroFloat 8s ease-in-out infinite;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 72% 20%, rgba(140, 248, 221, 0.16), transparent 15%),
    radial-gradient(circle at 25% 85%, rgba(126, 109, 255, 0.12), transparent 22%),
    linear-gradient(120deg, transparent 0%, rgba(116, 168, 255, 0.06) 48%, transparent 100%);
  pointer-events: none;
}

.hero-card::after {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: 35px;
  border: 1px solid rgba(255, 255, 255, 0.04);
  pointer-events: none;
}

.hero-copy,
.command-card {
  position: relative;
  z-index: 1;
}

.eyebrow,
.count-label,
.metric-label,
.card-index,
.code-title {
  letter-spacing: 0.1em;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--accent);
  font-size: 0.78rem;
}

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

h1 {
  max-width: 11ch;
  font-size: clamp(2rem, 3.8vw, 3.5rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.lead {
  max-width: 690px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.9;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.hero-tags span,
.strip-panel span {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
}

.hero-tags span {
  padding: 10px 14px;
  border-radius: 999px;
  color: rgba(247, 249, 255, 0.84);
  font-size: 0.86rem;
}

.countdown-block {
  position: relative;
  margin-top: 28px;
  padding: 18px;
  border-radius: 30px;
  border: 1px solid rgba(140, 248, 221, 0.18);
  background:
    radial-gradient(circle at top right, rgba(116, 168, 255, 0.12), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.025));
  overflow: hidden;
}

.countdown-block::after {
  content: "";
  position: absolute;
  inset: auto -10% 18% auto;
  width: 15rem;
  height: 15rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(140, 248, 221, 0.14), transparent 68%);
  filter: blur(8px);
}

.countdown-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.countdown-head span {
  color: var(--muted);
  font-size: 0.92rem;
}

.countdown-head strong {
  color: var(--accent-3);
  font-size: 0.88rem;
  letter-spacing: 0.08em;
}

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

.countdown-item {
  padding: 16px 12px;
  border-radius: 24px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    rgba(4, 10, 24, 0.55);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 18px 44px rgba(0, 0, 0, 0.26);
  animation: tileFloat 5.2s ease-in-out infinite;
}

.countdown-item:nth-child(2) { animation-delay: 0.14s; }
.countdown-item:nth-child(3) { animation-delay: 0.28s; }
.countdown-item:nth-child(4) { animation-delay: 0.42s; }

.flip-card {
  position: relative;
  height: 110px;
  perspective: 900px;
  border-radius: 20px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 14%, rgba(140, 248, 221, 0.08), transparent 36%),
    linear-gradient(180deg, rgba(9, 17, 39, 0.96), rgba(4, 9, 23, 0.96));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    inset 0 -1px 0 rgba(255, 255, 255, 0.04),
    0 0 0 1px rgba(116, 168, 255, 0.1);
}

.flip-card::before,
.flip-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  z-index: 4;
}

.flip-card::before {
  top: 50%;
  background: rgba(255, 255, 255, 0.16);
}

.flip-card::after {
  top: calc(50% - 10px);
  height: 20px;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.25), transparent);
}

.flip-static,
.flip-upper,
.flip-lower {
  position: absolute;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(2.1rem, 4vw, 3.8rem);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  text-shadow:
    0 0 18px rgba(140, 248, 221, 0.2),
    0 0 34px rgba(116, 168, 255, 0.14);
}

.flip-static.top,
.flip-upper {
  top: 0;
  clip-path: inset(0 0 50% 0);
}

.flip-static.bottom,
.flip-lower {
  top: 0;
  clip-path: inset(50% 0 0 0);
}

.flip-static.top {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0));
}

.flip-static.bottom {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.03));
}

.flip-upper,
.flip-lower {
  z-index: 3;
  opacity: 0;
  pointer-events: none;
  backface-visibility: hidden;
}

.flip-upper {
  transform-origin: center bottom;
}

.flip-lower {
  transform-origin: center top;
}

.flip-card.flipping .flip-upper {
  opacity: 1;
  animation: flipTop 0.55s ease-in forwards;
}

.flip-card.flipping .flip-lower {
  opacity: 1;
  animation: flipBottom 0.55s ease-out forwards;
}

.count-label {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.78rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button,
.notify-form button {
  appearance: none;
  border: 0;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.button {
  padding: 15px 24px;
  border-radius: 999px;
  font-weight: 700;
}

.button.primary {
  color: #03111d;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-3) 100%);
  box-shadow: 0 16px 38px rgba(140, 248, 221, 0.2);
}

.button.secondary {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.command-card {
  padding: 24px;
  border-radius: 32px;
  background:
    radial-gradient(circle at top right, rgba(116, 168, 255, 0.18), transparent 28%),
    linear-gradient(180deg, rgba(8, 14, 34, 0.96), rgba(8, 14, 34, 0.84));
  animation: panelFloat 7s ease-in-out infinite;
}

.command-top {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.84rem;
  letter-spacing: 0.08em;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #6cffc1;
  box-shadow: 0 0 20px #6cffc1;
}

.orbital-panel,
.metric,
.code-panel {
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.035);
}

.orbital-panel {
  position: relative;
  margin-top: 20px;
  height: 238px;
  border-radius: 24px;
  overflow: hidden;
  background:
    radial-gradient(circle at center, rgba(140, 248, 221, 0.08), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01));
}

.orbit-core,
.orbit-ring {
  position: absolute;
  border-radius: 50%;
}

.orbit-core {
  width: 34px;
  height: 34px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, #aefee9 0%, #74a8ff 100%);
  box-shadow:
    0 0 22px rgba(140, 248, 221, 0.72),
    0 0 54px rgba(116, 168, 255, 0.34);
}

.orbit-ring {
  top: 50%;
  left: 50%;
  border: 1px solid rgba(140, 248, 221, 0.18);
}

.orbit-ring-one {
  width: 92px;
  height: 92px;
  margin: -46px 0 0 -46px;
  animation: spin 8s linear infinite;
}

.orbit-ring-two {
  width: 156px;
  height: 156px;
  margin: -78px 0 0 -78px;
  border-color: rgba(116, 168, 255, 0.18);
  animation: spinReverse 12s linear infinite;
}

.orbit-ring-three {
  width: 220px;
  height: 220px;
  margin: -110px 0 0 -110px;
  border-color: rgba(217, 255, 114, 0.14);
  animation: spin 16s linear infinite;
}

.orbit-label {
  position: absolute;
  padding: 8px 12px;
  border-radius: 999px;
  color: rgba(247, 249, 255, 0.9);
  font-size: 0.78rem;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.18);
}

.orbit-label-one {
  top: 28px;
  left: 32px;
}

.orbit-label-two {
  right: 28px;
  top: 82px;
}

.orbit-label-three {
  left: 76px;
  bottom: 28px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.metric {
  padding: 16px;
  border-radius: 18px;
}

.metric-label,
.card-index,
.notify-card p,
.feature-card p {
  color: var(--muted);
}

.metric-label,
.card-index {
  display: block;
  margin-bottom: 8px;
  font-size: 0.74rem;
}

.metric strong {
  font-size: 1.02rem;
}

.code-panel {
  margin-top: 16px;
  border-radius: 22px;
  padding: 18px;
}

.code-title {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 0.74rem;
}

.code-panel code {
  display: block;
  color: rgba(247, 249, 255, 0.82);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 0.92rem;
  line-height: 1.8;
}

.strip-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
  padding: 18px 20px;
  border-radius: 24px;
}

.strip-panel span {
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 0.88rem;
}

.section-head {
  margin-top: 48px;
  margin-bottom: 18px;
}

.section-head h2,
.stack-copy h2,
.notify-card h2 {
  font-size: clamp(1.9rem, 4vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  padding: 28px;
  border-radius: 28px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  border-color: rgba(140, 248, 221, 0.24);
}

.feature-card.emphasis {
  border-color: var(--line-strong);
  background:
    radial-gradient(circle at top right, rgba(140, 248, 221, 0.12), transparent 28%),
    var(--panel);
}

.feature-card h3 {
  margin-bottom: 12px;
  font-size: 1.34rem;
}

.feature-card p {
  line-height: 1.8;
}

.stack-showcase {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 22px;
  margin-top: 22px;
  padding: 30px;
  border-radius: 32px;
}

.stack-copy p {
  margin-top: 16px;
  max-width: 54ch;
  color: var(--muted);
  line-height: 1.9;
}

.stack-board {
  display: grid;
  gap: 14px;
}

.stack-node {
  padding: 18px 20px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(135deg, rgba(116, 168, 255, 0.08), rgba(140, 248, 221, 0.05)),
    rgba(255, 255, 255, 0.03);
}

.stack-node span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  margin-bottom: 6px;
  letter-spacing: 0.08em;
}

.stack-node strong {
  font-size: 1rem;
}

.notify-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
  gap: 24px;
  align-items: center;
  margin-top: 22px;
  padding: 30px;
  border-radius: 32px;
}

.notify-card h2 {
  margin-top: 10px;
  max-width: 14ch;
}

.notify-card p {
  margin-top: 14px;
  line-height: 1.8;
}

.notify-form {
  display: flex;
  gap: 12px;
  padding: 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
}

.notify-form input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  border-radius: 999px;
  padding: 16px 18px;
  color: var(--text);
  background: transparent;
  font: inherit;
}

.notify-form input::placeholder {
  color: rgba(247, 249, 255, 0.34);
}

.notify-form button {
  padding: 16px 22px;
  border-radius: 999px;
  font: inherit;
  font-weight: 800;
  color: #05111e;
  background: linear-gradient(135deg, var(--accent-2) 0%, var(--accent) 100%);
}

.form-feedback {
  grid-column: 2;
  color: var(--muted);
  font-size: 0.92rem;
  letter-spacing: 0.04em;
}

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

@keyframes floatMesh {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(42px, 30px, 0) scale(1.08);
  }
}

@keyframes beamSweep {
  from {
    transform: translateY(-3%) rotate(22deg);
  }
  to {
    transform: translateY(5%) rotate(22deg);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes spinReverse {
  from {
    transform: rotate(360deg);
  }
  to {
    transform: rotate(0deg);
  }
}

@keyframes flipTop {
  0% {
    transform: rotateX(0deg);
  }
  100% {
    transform: rotateX(-90deg);
  }
}

@keyframes flipBottom {
  0% {
    transform: rotateX(90deg);
  }
  100% {
    transform: rotateX(0deg);
  }
}

@keyframes heroFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

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

@keyframes tileFloat {
  0%, 100% {
    transform: translateY(0);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.06),
      0 18px 44px rgba(0, 0, 0, 0.26);
  }
  50% {
    transform: translateY(-4px);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.06),
      0 26px 54px rgba(0, 0, 0, 0.32);
  }
}

@keyframes introPulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.92;
  }
  50% {
    transform: scale(1.14);
    opacity: 1;
  }
}

@keyframes introFadeUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@media (max-width: 1040px) {
  .hero-card,
  .stack-showcase,
  .notify-card {
    grid-template-columns: 1fr;
  }

  .form-feedback {
    grid-column: auto;
  }
}

@media (max-width: 780px) {
  .page-shell {
    width: min(100% - 28px, 1220px);
  }

  .hero-card,
  .feature-grid,
  .stats-grid,
  .countdown-panel {
    grid-template-columns: 1fr;
  }

  .hero-card,
  .feature-card,
  .stack-showcase,
  .notify-card,
  .command-card,
  .strip-panel {
    border-radius: 24px;
  }

  .hero-card,
  .stack-showcase,
  .notify-card {
    padding: 24px;
  }

  .flip-card {
    height: 96px;
  }

  .notify-form {
    flex-direction: column;
    border-radius: 24px;
  }

  .notify-form input,
  .notify-form button {
    width: 100%;
  }

  h1,
  .notify-card h2 {
    max-width: none;
  }
}