:root {
  color-scheme: dark;
  --bg: #070d18;
  --bg-soft: #151e31;
  --card: rgba(13, 23, 40, 0.72);
  --border: rgba(148, 163, 184, 0.26);
  --text: #f8fbff;
  --muted: #a3b2cc;
  --accent: #5aa5db;
  --accent-strong: #9cc9ea;
  --success: #3ee1a2;
  --danger: #ff7893;
  --shadow: 0 16px 34px rgba(2, 8, 20, 0.3);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 75% -20%, #1a2f5c 0%, transparent 40%),
    radial-gradient(circle at 15% -10%, #17394f 0%, transparent 32%), var(--bg);
}

.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at center, black 25%, transparent 100%);
  opacity: 0.17;
}

.shell {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 52px;
}

.dashboard {
  display: grid;
  gap: 18px;
}

.floating {
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.floating:hover {
  transform: translateY(-2px);
  border-color: rgba(156, 201, 234, 0.42);
  box-shadow: 0 18px 36px rgba(4, 12, 28, 0.36);
}

.card {
  background: linear-gradient(140deg, rgba(14, 24, 43, 0.96), var(--card));
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 22px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding: 14px 20px;
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.top-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.top-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
}

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

.pill-link {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 12px;
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 22px;
}

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

h1 {
  font-size: clamp(2rem, 4.4vw, 3.8rem);
  line-height: 0.96;
  max-width: 14ch;
  margin-bottom: 12px;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  color: var(--accent-strong);
}

.lede {
  max-width: 62ch;
  color: var(--muted);
  line-height: 1.62;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 12px;
  min-width: min(100%, 420px);
}

.hero-meta div,
.mini-grid div {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
}

.hero-meta span,
.mini-grid span,
.status {
  display: block;
  color: var(--muted);
  font-size: 0.86rem;
}

.hero-meta strong,
.mini-grid strong {
  display: block;
  margin-top: 4px;
  font-size: 0.96rem;
}

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

.card-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 12px;
}

.card h2 {
  margin-bottom: 0;
  font-size: 1.3rem;
}

label {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

label span {
  color: var(--muted);
  font-size: 0.89rem;
}

input,
textarea,
button {
  font: inherit;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(6, 12, 24, 0.85);
  color: var(--text);
  padding: 12px 13px;
  outline: none;
}

textarea {
  resize: vertical;
  min-height: 124px;
}

input:focus,
textarea:focus {
  border-color: rgba(157, 220, 255, 0.8);
  box-shadow: 0 0 0 4px rgba(84, 184, 255, 0.16);
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

button,
.cta {
  border: 0;
  border-radius: 14px;
  padding: 11px 15px;
  background: linear-gradient(180deg, var(--accent-strong), var(--accent));
  color: #071021;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: transform 160ms ease, opacity 160ms ease;
}

button:hover,
.cta:hover {
  transform: translateY(-1px);
}

button.secondary,
button.ghost,
.secondary-link {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border: 1px solid var(--border);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.status {
  margin: 10px 0 2px;
  min-height: 1.3rem;
}

.status[data-tone="success"] {
  color: var(--success);
}

.status[data-tone="danger"] {
  color: var(--danger);
}

.stack {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.key-item,
.docs > div {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 13px;
  background: rgba(255, 255, 255, 0.03);
}

.key-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 8px;
}

.key-meta strong {
  font-size: 1rem;
}

.key-meta span,
.key-item p {
  color: var(--muted);
  margin-bottom: 0;
}

.output {
  margin-top: 14px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(3, 8, 15, 0.9);
  padding: 14px;
  min-height: 120px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.docs {
  display: grid;
  gap: 12px;
  margin-top: 10px;
}

.docs code,
.code-block {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.9rem;
}

.code-block {
  margin-top: 14px;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.auth-shell {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 50px);
}

.auth-layout {
  width: min(980px, 100%);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 20px;
}

.auth-title {
  max-width: 12ch;
}

.auth-aside {
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px;
  background: rgba(9, 17, 35, 0.74);
}

.feature-list {
  margin: 14px 0 0;
  padding-left: 20px;
  color: var(--muted);
  display: grid;
  gap: 8px;
}

.cube {
  width: 100px;
  height: 100px;
  position: relative;
  margin-bottom: 26px;
  transform-style: preserve-3d;
  animation: spin 20s linear infinite;
}

.face {
  position: absolute;
  width: 100px;
  height: 100px;
  border: 1px solid rgba(156, 201, 234, 0.46);
  background: linear-gradient(155deg, rgba(90, 165, 219, 0.22), rgba(90, 165, 219, 0.04));
}

.front {
  transform: translateZ(50px);
}

.back {
  transform: rotateY(180deg) translateZ(50px);
}

.right {
  transform: rotateY(90deg) translateZ(50px);
}

.left {
  transform: rotateY(-90deg) translateZ(50px);
}

.top {
  transform: rotateX(90deg) translateZ(50px);
}

.bottom {
  transform: rotateX(-90deg) translateZ(50px);
}

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

@media (max-width: 960px) {
  .hero,
  .grid,
  .auth-layout {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-meta,
  .mini-grid {
    grid-template-columns: 1fr;
    min-width: 0;
  }
}

@media (max-width: 640px) {
  .shell {
    width: min(100%, calc(100% - 18px));
    padding-top: 18px;
  }

  .card,
  .auth-aside {
    padding: 18px;
    border-radius: 20px;
  }

  .topbar {
    padding: 12px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .floating,
  button,
  .cta {
    transition: none;
  }

  .floating:hover {
    transform: none;
  }

  .cube {
    animation: none;
  }
}