:root {
  --bg: #0d0a08;
  --bg-elevated: #15110e;
  --surface: rgba(23, 18, 14, 0.92);
  --surface-strong: rgba(39, 28, 20, 0.96);
  --surface-soft: rgba(30, 22, 17, 0.82);
  --ink: #f5ecdd;
  --muted: #bcae97;
  --line: rgba(245, 187, 77, 0.18);
  --line-strong: rgba(245, 187, 77, 0.34);
  --accent: #f0a92d;
  --accent-bright: #ffd16b;
  --accent-deep: #b96a13;
  --support-blue: #7dc8ff;
  --support-blue-soft: rgba(125, 200, 255, 0.18);
  --danger: #d96b52;
  --shadow: 0 28px 70px rgba(0, 0, 0, 0.42);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 14px;
  font-family: "Segoe UI", "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top center, rgba(240, 169, 45, 0.14), transparent 22%),
    radial-gradient(circle at top right, rgba(125, 200, 255, 0.12), transparent 18%),
    radial-gradient(circle at 20% 35%, rgba(240, 169, 45, 0.06), transparent 24%),
    linear-gradient(180deg, #070606 0%, #0d0a08 36%, #120d09 100%);
  min-height: 100vh;
}

a {
  color: inherit;
}

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

.shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.topbar,
.subnav,
.panel,
.notice {
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  border-radius: var(--radius-lg);
}

.brand {
  text-decoration: none;
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  max-width: min(208px, 34vw);
}

.brand-mark {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 8px 18px rgba(240, 169, 45, 0.1));
}

.tagline,
.lede,
small,
.mono,
.eyebrow,
.feature-card p,
.step-card p,
.quickstart-card p,
.command-list span {
  color: var(--muted);
}

.topbar-actions,
.chip-row,
.button-row,
.hero-actions,
.inline-form,
.row-between,
.hero-meta {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.row-between {
  justify-content: space-between;
}

.subnav {
  margin-top: 18px;
  padding: 13px 18px;
  border-radius: var(--radius-md);
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.subnav a {
  text-decoration: none;
  color: var(--muted);
}

.subnav a.active {
  color: var(--accent-bright);
  font-weight: 700;
}

.notice {
  margin-top: 18px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  color: var(--ink);
}

main {
  margin-top: 32px;
}

.hero,
.two-column {
  display: grid;
  gap: 24px;
}

.hero {
  grid-template-columns: 1.2fr 0.85fr;
  align-items: start;
}

.hero-home {
  padding: 28px 0 10px;
}

.two-column,
.landing-columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 22px;
}

.card-grid,
.stats-grid,
.feature-grid,
.steps-grid,
.command-grid,
.prep-grid {
  display: grid;
  gap: 22px;
}

.card-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.stats-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 22px;
}

.feature-grid,
.steps-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.command-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.prep-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.panel {
  padding: 24px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(34, 25, 19, 0.94), rgba(18, 14, 11, 0.94));
}

.hero-brand-panel {
  position: relative;
  overflow: hidden;
  padding: 28px;
}

.hero-brand-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top center, rgba(240, 169, 45, 0.18), transparent 32%),
    radial-gradient(circle at 80% 20%, rgba(125, 200, 255, 0.12), transparent 18%);
  pointer-events: none;
}

.hero-copy h1 {
  margin: 0 0 14px;
  font-size: clamp(2.7rem, 5vw, 4.5rem);
  line-height: 1.02;
  max-width: 12ch;
}

.hero-support {
  margin: 0 0 14px;
  max-width: 42rem;
  color: #efe4d1;
  font-size: 1.08rem;
  line-height: 1.65;
}

.hero-copy .lede {
  font-size: 1.02rem;
  line-height: 1.72;
  max-width: 60ch;
  margin-bottom: 24px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
  margin-bottom: 22px;
}

.landing-section {
  margin-top: 58px;
}

.landing-section h2,
.hero-brand-panel h2 {
  margin-top: 0;
  font-size: clamp(1.7rem, 2.8vw, 2.4rem);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  margin-bottom: 10px;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(245, 187, 77, 0.14);
  background: rgba(255, 255, 255, 0.025);
  color: var(--muted);
  font-size: 0.9rem;
}

.chip-accent {
  color: var(--accent-bright);
  border-color: rgba(245, 187, 77, 0.3);
  background: rgba(240, 169, 45, 0.08);
}

.button,
button,
input,
textarea,
select {
  font: inherit;
}

.button,
button {
  border: 0;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.button,
button[type="submit"] {
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #140d06;
  padding: 12px 18px;
  text-decoration: none;
  font-weight: 700;
  box-shadow: 0 12px 24px rgba(185, 106, 19, 0.2);
}

.button:hover,
button[type="submit"]:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 28px rgba(185, 106, 19, 0.24);
}

.button-primary {
  background: linear-gradient(180deg, var(--accent-bright) 0%, var(--accent) 100%);
}

.button.ghost {
  background: rgba(255, 255, 255, 0.02);
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: none;
}

.button.ghost:hover {
  background: rgba(255, 255, 255, 0.05);
}

.button.danger {
  background: linear-gradient(180deg, #f07f67 0%, #c14f39 100%);
  color: white;
}

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

.stack-sm {
  gap: 8px;
}

label {
  display: grid;
  gap: 8px;
  font-weight: 600;
}

input,
textarea,
select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(245, 187, 77, 0.16);
  border-radius: var(--radius-sm);
  background: rgba(10, 8, 7, 0.92);
  color: var(--ink);
}

input::placeholder,
textarea::placeholder {
  color: #857762;
}

.inline-checkbox {
  grid-auto-flow: column;
  justify-content: start;
}

.plain-list,
.data-list,
.command-list,
.quickstart-list {
  margin: 0;
  padding-left: 18px;
}

.data-list,
.command-list {
  list-style: none;
  padding: 0;
}

.data-list li,
.command-list li {
  display: grid;
  grid-template-columns: minmax(0, 148px) 1fr;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(245, 187, 77, 0.1);
}

.data-list li:last-child,
.command-list li:last-child {
  border-bottom: 0;
}

.command-list code {
  flex: 0 0 auto;
  padding: 5px 8px;
  border-radius: 10px;
  background: rgba(125, 200, 255, 0.1);
  border: 1px solid rgba(125, 200, 255, 0.24);
  color: #d8eeff;
}

.mini-card {
  padding: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
  margin: 22px 0;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid rgba(245, 187, 77, 0.08);
}

.table th {
  color: var(--muted);
  font-weight: 600;
}

.stat span {
  color: var(--muted);
  display: block;
  margin-bottom: 8px;
}

.stat strong {
  font-size: 2rem;
}

.hero-logo {
  width: min(100%, 368px);
  margin: 0 auto 14px;
  filter: drop-shadow(0 18px 42px rgba(240, 169, 45, 0.14));
}

.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;
}

.logo-placeholder {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 18px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.logo-orb {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: #111;
  background:
    radial-gradient(circle at 30% 30%, var(--accent-bright), var(--accent) 55%, var(--accent-deep) 100%);
  box-shadow:
    0 0 0 1px rgba(245, 187, 77, 0.4),
    0 20px 40px rgba(0, 0, 0, 0.34);
}

.feature-card,
.step-card,
.command-card,
.quickstart-card,
.prep-card {
  height: 100%;
}

.feature-card h3,
.step-card h3,
.command-card h3,
.quickstart-card h3,
.prep-card h3 {
  margin-top: 0;
  margin-bottom: 10px;
}

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

.prep-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top left, rgba(125, 200, 255, 0.08), transparent 28%),
    linear-gradient(180deg, transparent, rgba(240, 169, 45, 0.02));
  pointer-events: none;
}

.prep-card > * {
  position: relative;
  z-index: 1;
}

.prep-list li {
  margin-bottom: 12px;
}

.step-number {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  border-radius: 50%;
  background: rgba(125, 200, 255, 0.12);
  border: 1px solid rgba(125, 200, 255, 0.24);
  color: var(--support-blue);
  font-weight: 700;
}

.quickstart-list li {
  margin-bottom: 14px;
}

.quickstart-notes li {
  margin-bottom: 12px;
}

code,
.mono {
  font-family: "Cascadia Code", "Consolas", monospace;
}

.home-page .topbar {
  background:
    linear-gradient(180deg, rgba(28, 21, 17, 0.95), rgba(17, 13, 11, 0.95));
  border-color: rgba(245, 187, 77, 0.18);
}

.home-page .brand {
  color: var(--accent-bright);
}

@media (max-width: 920px) {
  .shell {
    padding: 16px;
  }

  .topbar,
  .section-header {
    align-items: start;
    flex-direction: column;
  }

  .hero,
  .two-column,
  .landing-columns {
    grid-template-columns: 1fr;
  }

  .command-list li {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .logo-placeholder {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .logo-orb {
    margin: 0 auto;
  }

  .brand-lockup {
    max-width: min(188px, 58vw);
  }
}