:root {
  --bg: #090d11;
  --bg-soft: rgba(18, 24, 31, 0.84);
  --panel: rgba(12, 17, 23, 0.9);
  --panel-border: rgba(162, 255, 185, 0.18);
  --text: #f4f7f2;
  --muted: #a4b5ad;
  --accent: #98ffb4;
  --accent-strong: #ddff72;
  --danger: #ff6f61;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.35);
  --display: "Syne", sans-serif;
  --mono: "IBM Plex Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: var(--mono);
  background:
    radial-gradient(circle at top left, rgba(152, 255, 180, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(221, 255, 114, 0.08), transparent 24%),
    linear-gradient(180deg, #0b1014 0%, #090d11 52%, #0d1411 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 85%);
}

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

code,
pre {
  font-family: var(--mono);
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding-bottom: 64px;
}

.hero {
  padding: 28px 0 72px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.75rem;
  background: rgba(8, 11, 15, 0.72);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.brand-logo {
  display: block;
  width: 40px;
  height: auto;
}

.brand-text,
.nav-pill,
.eyebrow,
.step-index,
.code-header,
.command-label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.brand-text {
  font-size: 1.35rem;
  color: #eef4ec;
  letter-spacing: 0.16em;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.025);
  color: var(--text);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 16px;
  height: 1.5px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 160ms ease, opacity 160ms ease;
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
  border-color: rgba(152, 255, 180, 0.22);
  color: var(--accent);
  background: rgba(152, 255, 180, 0.08);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.025);
}

.nav-links-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.nav-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.84rem;
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.nav-pill-github {
  display: inline-flex;
}

.nav-pill:hover,
.nav-pill:focus-visible,
.footer a:hover {
  color: var(--accent);
}

.nav-pill:hover,
.nav-pill:focus-visible {
  border-color: rgba(152, 255, 180, 0.22);
  background: rgba(152, 255, 180, 0.08);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.9fr);
  gap: 28px;
  align-items: stretch;
  padding-top: 34px;
}

.hero-copy,
.terminal-panel,
.problem-card,
.step-card,
.feature-card,
.install-card,
.code-block {
  background: var(--bg-soft);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 34px;
  border-radius: 0.75rem;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.74rem;
}

h1,
h2,
h3 {
  margin: 0;
}

h1,
h2 {
  font-family: var(--display);
  line-height: 0.96;
}

h1 {
  max-width: 10ch;
  font-size: clamp(2.7rem, 6.8vw, 5rem);
  line-height: 0.98;
}

.nowrap {
  white-space: nowrap;
}

h2 {
  max-width: 12ch;
  font-size: clamp(2.2rem, 6vw, 4.2rem);
}

h3 {
  font-size: 1rem;
}

.hero-subhead,
.section-heading + p,
.problem-card p,
.feature-card p,
.install-card p,
.footer,
.quickstart-steps,
.install-card pre,
.code-block pre {
  color: var(--muted);
}

.hero-subhead {
  max-width: 56ch;
  margin: 22px 0 28px;
  font-size: 1rem;
  line-height: 1.7;
}

.command-callout {
  position: relative;
  padding: 20px 84px 20px 20px;
  border-radius: 0.75rem;
  background: rgba(0, 0, 0, 0.25);
  overflow: hidden;
}

.command-callout::before,
.terminal-panel::before,
.problem-card::before,
.feature-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(152, 255, 180, 0.65), transparent);
}

.command-label {
  color: var(--muted);
  font-size: 0.72rem;
}

.command-text {
  display: block;
  margin-top: 10px;
  font-size: 0.95rem;
  line-height: 1.65;
}

.copy-button {
  position: absolute;
  top: 16px;
  right: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0.75rem;
  color: rgba(244, 247, 242, 0.92);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  font: inherit;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease, color 160ms ease;
}

.copy-button svg {
  width: 26px;
  height: 26px;
}

.check-icon {
  display: none;
}

.copy-button[data-copied="true"] .copy-icon {
  display: none;
}

.copy-button[data-copied="true"] .check-icon {
  display: block;
}

.copy-button:hover,
.copy-button:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(152, 255, 180, 0.08);
  transform: translateY(-1px);
}

.copy-button[data-copied="true"] {
  border-color: rgba(152, 255, 180, 0.28);
  color: var(--accent);
  background: rgba(152, 255, 180, 0.1);
}

.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;
}

.terminal-panel {
  position: relative;
  border-radius: 0.75rem;
  overflow: hidden;
}

.terminal-chrome {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 12px 16px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.015);
}

.quickstart-window-title {
  margin: 0 0 0 12px;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.terminal-chrome span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
}

.terminal-chrome span:first-child {
  background: #ff6b5d;
}

.terminal-chrome span:nth-child(2) {
  background: #f7c948;
}

.terminal-chrome span:nth-child(3) {
  background: #52d273;
}

.terminal-body {
  padding: 28px 24px 30px;
}

.terminal-path {
  margin: 0 0 18px;
  color: var(--muted);
}

.typed-command {
  min-height: 28px;
  font-size: 0.95rem;
}

.prompt {
  margin-right: 10px;
  color: var(--accent-strong);
}

.cursor {
  display: inline-block;
  width: 10px;
  height: 1.15em;
  margin-left: 4px;
  vertical-align: -0.2em;
  background: var(--accent);
  animation: blink 1s step-end infinite;
}

.terminal-output {
  margin-top: 22px;
  display: grid;
  gap: 12px;
  color: var(--muted);
}

.terminal-success {
  color: var(--accent);
}

.section {
  padding: 72px 0;
}

.section-heading {
  display: grid;
  gap: 12px;
  margin-bottom: 28px;
}

.problem-grid,
.steps-grid,
.feature-grid,
.workflow-grid,
.install-grid {
  display: grid;
  gap: 18px;
}

.problem-grid,
.steps-grid,
.workflow-grid,
.install-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.problem-card,
.step-card,
.feature-card,
.install-card {
  position: relative;
  padding: 22px;
  border-radius: 0.75rem;
}

.problem-card p,
.feature-card p,
.install-card p,
.quickstart-steps li,
.code-block pre {
  line-height: 1.7;
}

.problem-card p {
  margin-top: 14px;
}

.feature-card p {
  margin-top: 14px;
}

.problem-note {
  margin: 18px 0 0;
  color: var(--accent-strong);
}

.diagram {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1.1fr);
  gap: 24px;
  align-items: center;
  padding: 28px;
  border: 1px solid var(--panel-border);
  border-radius: 0.75rem;
  background: rgba(0, 0, 0, 0.22);
}

.diagram-source,
.tenant-pill {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.diagram-source {
  padding: 22px;
  border-radius: 0.75rem;
}

.diagram-label {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
}

.diagram-arrow {
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--accent-strong);
}

.diagram-targets {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.tenant-pill {
  padding: 14px 18px;
  border-radius: 999px;
}

.steps-grid,
.workflow-grid {
  margin-top: 18px;
}

.step-index {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--accent);
  font-size: 0.72rem;
}

.step-card pre,
.install-card pre,
.code-block pre {
  margin: 16px 0 0;
  white-space: pre-wrap;
}

.workflow-card {
  position: relative;
  padding: 22px;
  border: 1px solid var(--panel-border);
  border-radius: 0.75rem;
  background: rgba(18, 24, 31, 0.84);
  box-shadow: var(--shadow);
}

.workflow-card h3 {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.workflow-card p {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.step-index-inline {
  color: var(--accent);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.workflow-meta {
  color: #c8f67a;
  font-size: 0.85rem;
  opacity: 0.9;
}

.install-card p {
  margin: 16px 0 0;
}

.quickstart-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(0, 1.05fr);
  gap: 28px;
  align-items: start;
}

.quick-start .section-heading h2 {
  max-width: 12ch;
  font-size: clamp(2.6rem, 5.8vw, 4.2rem);
}

.quickstart-terminal {
  min-height: 100%;
}

.quickstart-terminal-body {
  display: grid;
  gap: 18px;
  padding: 18px 24px 24px;
  position: relative;
}

.quickstart-copy-floating {
  position: absolute;
  top: 18px;
  right: 24px;
  width: 42px;
  height: 42px;
  border-radius: 0.75rem;
}

.quickstart-command-shell {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  column-gap: 10px;
  min-height: 112px;
  width: 100%;
  padding: 6px 72px 0 0;
  font-size: 1.05rem;
  line-height: 1.8;
  text-align: left;
}

.quickstart-command-inline {
  display: inline;
  min-width: 0;
}

#quickstart-command {
  white-space: pre-wrap;
}

.quickstart-step-list {
  display: grid;
  gap: 14px;
}

.quickstart-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  width: 100%;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.75rem;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.025);
  text-align: left;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease, color 160ms ease;
}

.quickstart-step:hover,
.quickstart-step:focus-visible,
.quickstart-step.is-active {
  border-color: rgba(152, 255, 180, 0.22);
  color: var(--text);
  background: rgba(152, 255, 180, 0.06);
  transform: translateY(-1px);
}

.quickstart-step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.75rem;
  color: var(--accent-strong);
  font-size: 0.82rem;
}

.quickstart-step.is-active .quickstart-step-number {
  border-color: rgba(152, 255, 180, 0.28);
  background: rgba(152, 255, 180, 0.1);
}

.quickstart-step-copy {
  display: grid;
  gap: 6px;
}

.quickstart-step-copy strong {
  font-size: 0.96rem;
  color: var(--text);
}

.quickstart-step-copy span {
  line-height: 1.45;
}

.quickstart-inline-fields {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.quickstart-inline-input {
  min-width: 88px;
  max-width: 120px;
  padding: 4px 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  color: var(--accent-strong);
  background: rgba(255, 255, 255, 0.04);
  font: inherit;
}

.quickstart-inline-input:focus {
  outline: none;
  border-color: rgba(152, 255, 180, 0.28);
  background: rgba(152, 255, 180, 0.08);
}

.quickstart-copy {
  padding-top: 8px;
}

.install-card {
  display: grid;
  grid-template-rows: auto 1fr;
}

.install-card-link {
  color: inherit;
}

.install-card-link:hover,
.install-card-link:focus-visible {
  border-color: rgba(152, 255, 180, 0.22);
  background: rgba(152, 255, 180, 0.04);
}

.install-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  min-height: 40px;
}

.install-copy-button {
  position: static;
  width: 32px;
  height: 32px;
  border-radius: 0.5rem;
  flex-shrink: 0;
}

.install-copy-button svg {
  width: 16px;
  height: 16px;
}

.install-card h3 {
  line-height: 1.3;
}

.install-card pre,
.install-card p {
  margin: 16px 0 0;
}

.install-grid .install-card pre {
  color: var(--text);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.92rem;
}

.footer-copy {
  display: grid;
  gap: 12px;
}

.footer-signoff {
  display: flex;
  align-items: center;
  gap: 18px;
}

.footer-logo {
  display: block;
  width: 54px;
  height: auto;
  opacity: 0.72;
}

.footer-divider {
  width: 1px;
  height: 28px;
  background: rgba(255, 255, 255, 0.12);
}

.footer-signoff p,
.footer-copyright {
  margin: 0;
}

.footer-copyright a {
  color: var(--muted);
  font-size: 0.7rem;
}

.footer-copyright a:hover,
.footer-copyright a:focus-visible {
  color: var(--accent);
}

.footer-links {
  display: flex;
  gap: 18px;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

@media (max-width: 1024px) {
  .hero-grid,
  .quickstart-layout,
  .diagram,
  .feature-grid {
    grid-template-columns: 1fr;
  }

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

  .diagram-arrow {
    transform: rotate(90deg);
    justify-self: start;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 20px, 1180px);
  }

  .topbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    align-items: center;
    gap: 14px;
  }

  .footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-signoff {
    flex-wrap: wrap;
    gap: 12px;
  }

  .brand {
    min-width: 0;
  }

  .brand-text {
    font-size: 1.1rem;
    letter-spacing: 0.12em;
  }

  .topbar-actions {
    display: contents;
  }

  .menu-toggle {
    display: inline-flex;
    justify-self: end;
  }

  .hero-copy,
  .terminal-body,
  .problem-card,
  .step-card,
  .feature-card,
  .install-card,
  .quickstart-terminal-body {
    padding-left: 18px;
    padding-right: 18px;
  }

  .problem-grid,
  .steps-grid,
  .feature-grid,
  .install-grid {
    grid-template-columns: 1fr;
  }

  .quickstart-step-list {
    grid-template-columns: 1fr;
  }

  .topbar-actions,
  .nav-links {
    width: 100%;
  }

  .nav-links {
    grid-column: 1 / -1;
    padding: 0;
    border: 0;
    background: transparent;
  }

  .nav-links-inner {
    display: none;
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 8px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0.75rem;
    background: rgba(255, 255, 255, 0.025);
  }

  .topbar.menu-open .nav-links-inner {
    display: grid;
  }

  .nav-links {
    display: block;
  }

  .nav-pill {
    width: 100%;
    min-height: 44px;
    justify-content: flex-start;
    padding: 0 10px;
    font-size: 0.8rem;
    text-align: left;
  }

  .topbar.menu-open .menu-toggle span:first-child {
    transform: translateY(5.5px) rotate(45deg);
  }

  .topbar.menu-open .menu-toggle span:nth-child(2) {
    opacity: 0;
  }

  .topbar.menu-open .menu-toggle span:last-child {
    transform: translateY(-5.5px) rotate(-45deg);
  }

  h1 {
    font-size: clamp(2.6rem, 15vw, 4.6rem);
  }

  h2 {
    font-size: clamp(1.9rem, 10vw, 3rem);
  }

  .command-callout {
    padding-right: 20px;
  }

  .copy-button {
    position: static;
    margin-top: 14px;
    width: 48px;
    height: 48px;
    border-radius: 0.75rem;
  }

  .quickstart-terminal-meta {
    align-items: center;
  }

  .quickstart-command-shell {
    min-height: 96px;
    padding: 18px;
  }
}

@media (max-width: 420px) {
  .topbar {
    padding: 12px 14px;
  }

  .brand {
    gap: 12px;
  }

  .brand-logo {
    width: 44px;
  }

  .brand-text {
    font-size: 0.96rem;
    letter-spacing: 0.1em;
  }

  .menu-toggle,
  .menu-toggle {
    width: 40px;
    height: 40px;
  }
}