/* GrokHunter brand — carbon ink + phosphor + ice */
:root {
  --bg: #050506;
  --bg-elevated: #0c0c0f;
  --bg-subtle: #141418;
  --bg-panel: #101014;
  --fg: #f3f3f5;
  --fg-muted: #9c9ca8;
  --fg-subtle: #6a6a75;
  --border: #1c1c24;
  --border-strong: #2c2c38;
  --accent: #2fd68a;
  --accent-dim: #1a9a5c;
  --accent-fg: #02140a;
  --ice: #ececf1;
  --ice-fg: #0a0a0c;
  --signal: #5ee9a8;
  --warn: #c9a06a;
  --danger: #d96b6b;
  --code-bg: #08080b;
  --font-sans: "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-xl: 24px;
  --shadow-panel: 0 1px 0 color-mix(in oklab, var(--fg) 5%, transparent),
    0 16px 48px color-mix(in oklab, #000 55%, transparent);
}

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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

body.menu-open {
  overflow: hidden;
  touch-action: none;
}

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

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

::selection {
  background: color-mix(in oklab, var(--accent) 32%, transparent);
  color: var(--fg);
}

.wrap {
  max-width: 72rem;
  margin: 0 auto;
  padding-left: max(1rem, env(safe-area-inset-left, 0px));
  padding-right: max(1rem, env(safe-area-inset-right, 0px));
  width: 100%;
}

@media (min-width: 640px) {
  .wrap {
    padding-left: max(1.5rem, env(safe-area-inset-left, 0px));
    padding-right: max(1.5rem, env(safe-area-inset-right, 0px));
  }
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid color-mix(in oklab, var(--border) 80%, transparent);
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  min-height: 3.5rem;
  height: 3.5rem;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
  flex-shrink: 1;
  font-weight: 600;
  letter-spacing: -0.02em;
  font-size: 0.95rem;
}

@media (min-width: 640px) {
  .brand {
    gap: 0.65rem;
    font-size: 1rem;
  }
}

.brand-mark {
  display: flex;
  width: 2rem;
  height: 2rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg-elevated);
  color: var(--accent);
}

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

.badge {
  display: none;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  padding: 0.15rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
}

@media (min-width: 640px) {
  .badge {
    display: inline;
  }
}

.nav {
  display: none;
  align-items: center;
  gap: 0.05rem;
  flex-shrink: 1;
  min-width: 0;
}

/* Desktop nav only when there is room for 8 links + brand + actions */
@media (min-width: 1100px) {
  .nav {
    display: flex;
  }
}

.nav a {
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.55rem;
  font-size: 0.8125rem;
  white-space: nowrap;
  color: var(--fg-muted);
  transition: color 0.15s, background 0.15s;
}

@media (min-width: 1280px) {
  .nav a {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
  }
}

.nav a:hover {
  background: var(--bg-subtle);
  color: var(--fg);
}

.nav a.nav-active {
  color: var(--accent);
  background: color-mix(in oklab, var(--accent) 8%, transparent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
}

/* Compact header CTAs on narrow / mid widths — full set lives in mobile menu */
.header-actions .btn-hide-sm {
  display: none;
}

@media (min-width: 640px) {
  .header-actions .btn-hide-sm {
    display: inline-flex;
  }
}

.header-actions .gh-label {
  display: none;
}

@media (min-width: 480px) {
  .header-actions .gh-label {
    display: inline;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  height: 2.25rem;
  border-radius: var(--radius-sm);
  padding: 0 0.85rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: opacity 0.15s, border-color 0.15s, color 0.15s, transform 0.1s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-ghost {
  border: 1px solid var(--border-strong);
  background: var(--bg-elevated);
  color: var(--fg);
}

.btn-ghost:hover {
  border-color: color-mix(in oklab, var(--accent) 35%, var(--border-strong));
  color: var(--accent);
}

.btn-primary {
  height: 2.75rem;
  padding: 0 1.25rem;
  font-weight: 600;
  background: var(--ice);
  color: var(--ice-fg);
}

.btn-primary:hover {
  opacity: 0.92;
}

.btn-lg {
  height: 2.75rem;
  padding: 0 1.25rem;
}

.menu-btn {
  display: inline-flex;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg-elevated);
  touch-action: manipulation;
}

.menu-btn[aria-expanded="true"] {
  border-color: color-mix(in oklab, var(--accent) 40%, var(--border-strong));
  color: var(--accent);
}

@media (min-width: 1100px) {
  .menu-btn {
    display: none;
  }
}

.mobile-nav {
  display: none;
  border-top: 1px solid var(--border);
  background: var(--bg-elevated);
  padding: 0.5rem 0 calc(0.75rem + env(safe-area-inset-bottom, 0px));
  max-height: min(70dvh, 28rem);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.mobile-nav.open,
.mobile-nav.open[hidden] {
  display: block;
  /* hidden attr removed by JS; keep fallback if only class is toggled */
}

.mobile-nav.open[hidden] {
  display: block !important;
}

.mobile-nav a {
  display: block;
  border-radius: var(--radius-sm);
  padding: 0.8rem 0.85rem;
  font-size: 0.95rem;
  color: var(--fg-muted);
  min-height: 2.75rem;
}

.mobile-nav a:hover,
.mobile-nav a:focus-visible {
  background: var(--bg-subtle);
  color: var(--fg);
  outline: none;
}

.mobile-nav a:active {
  background: color-mix(in oklab, var(--accent) 10%, var(--bg-subtle));
  color: var(--accent);
}

.mobile-nav-divider {
  height: 1px;
  margin: 0.4rem 0.85rem;
  background: var(--border);
}

.mobile-nav .mobile-ext {
  color: var(--fg);
  font-weight: 500;
}

.mobile-nav .mobile-ext span {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  margin-left: 0.35rem;
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 2rem 0 2.5rem;
}

@media (min-width: 640px) {
  .hero {
    padding: 3rem 0 4rem;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding: 5rem 0 6rem;
  }
}

.hero-wash {
  background:
    radial-gradient(
      ellipse 70% 45% at 50% -8%,
      color-mix(in oklab, var(--accent) 9%, transparent),
      transparent 58%
    ),
    radial-gradient(
      ellipse 35% 28% at 88% 18%,
      color-mix(in oklab, var(--ice) 4%, transparent),
      transparent 50%
    );
}

.grid-fade {
  pointer-events: none;
  position: absolute;
  inset: 0;
  opacity: 0.7;
  background-image:
    linear-gradient(
      to right,
      color-mix(in oklab, var(--fg) 5.5%, transparent) 1px,
      transparent 1px
    ),
    linear-gradient(
      to bottom,
      color-mix(in oklab, var(--fg) 5.5%, transparent) 1px,
      transparent 1px
    );
  background-size: 52px 52px;
  mask-image: radial-gradient(ellipse 72% 58% at 50% 0%, black 18%, transparent 72%);
}

.hero-grid {
  position: relative;
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 3rem;
  }
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  padding: 0.25rem 0.65rem;
  font-size: 11px;
  font-weight: 500;
  color: var(--fg-muted);
}

.chip-brand {
  border-color: color-mix(in oklab, var(--accent) 28%, var(--border));
  background: color-mix(in oklab, var(--accent) 8%, var(--bg-elevated));
  color: var(--accent);
  font-family: var(--font-mono);
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.65rem, 6.5vw, 3.25rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.12;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

h1 .accent {
  display: block;
  color: var(--accent);
}

.lead {
  margin: 0 0 1.25rem;
  max-width: 36rem;
  font-size: 0.98rem;
  color: var(--fg-muted);
}

@media (min-width: 640px) {
  .lead {
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
  }
}

.code-block {
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-panel);
  margin-bottom: 0.75rem;
  max-width: 100%;
}

.code-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border);
  padding: 0.55rem 0.75rem;
}

.code-label {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-subtle);
  min-width: 0;
}

.code-block pre {
  margin: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0.85rem;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.55;
  color: var(--accent);
  max-width: 100%;
}

.code-block pre code {
  white-space: pre;
  word-break: normal;
}

@media (max-width: 479px) {
  .code-block pre {
    font-size: 11px;
    padding: 0.75rem;
  }
}

.copy-btn {
  display: inline-flex;
  height: 2.25rem;
  align-items: center;
  gap: 0.35rem;
  border-radius: 4px;
  border: 1px solid var(--border-strong);
  background: var(--bg-subtle);
  padding: 0 0.75rem;
  font-size: 12px;
  font-weight: 500;
  color: var(--fg);
  transition: border-color 0.15s, color 0.15s;
}

.copy-btn:hover {
  border-color: color-mix(in oklab, var(--accent) 40%, transparent);
  color: var(--accent);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1rem;
}

.cta-row .btn {
  flex: 1 1 auto;
  min-width: min(100%, 10rem);
}

@media (max-width: 479px) {
  .cta-row {
    flex-direction: column;
  }

  .cta-row .btn {
    width: 100%;
    min-width: 0;
  }
}

.fineprint {
  margin: 0;
  font-size: 0.75rem;
  color: var(--fg-subtle);
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.fineprint a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Terminal */
.terminal {
  overflow: hidden;
  border-radius: var(--radius-xl);
  background: var(--code-bg);
  box-shadow:
    inset 0 1px 0 color-mix(in oklab, var(--fg) 6%, transparent),
    0 0 0 1px var(--border),
    0 24px 64px color-mix(in oklab, #000 55%, transparent);
}

.terminal-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border);
  padding: 0.6rem 0.75rem;
  flex-wrap: wrap;
}

@media (min-width: 480px) {
  .terminal-bar {
    padding: 0.6rem 1rem;
    gap: 0.75rem;
    flex-wrap: nowrap;
  }
}

.dots {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
}

.dot.r {
  background: color-mix(in oklab, var(--danger) 80%, transparent);
}
.dot.y {
  background: color-mix(in oklab, var(--warn) 80%, transparent);
}
.dot.g {
  background: color-mix(in oklab, var(--signal) 80%, transparent);
}

.terminal-title {
  margin-left: 0.5rem;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-subtle);
}

.terminal-body {
  max-height: min(280px, 50dvh);
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0.85rem;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

@media (min-width: 640px) {
  .terminal-body {
    max-height: 320px;
    padding: 1rem;
    font-size: 12.5px;
  }
}

.t-prompt {
  color: var(--accent);
}
.t-cmd {
  color: var(--fg);
}
.t-out {
  color: var(--fg-muted);
}
.t-ok {
  color: var(--signal);
}

.cursor {
  animation: blink 1s step-end infinite;
  color: var(--accent);
}

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

@media (prefers-reduced-motion: reduce) {
  .cursor {
    animation: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* Sections */
.section {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
}

@media (min-width: 640px) {
  .section {
    padding: 3.5rem 0;
  }
}

@media (min-width: 1024px) {
  .section {
    padding: 4rem 0;
  }
}

.section.alt {
  background: color-mix(in oklab, var(--bg-elevated) 50%, transparent);
}

.section-label {
  margin: 0 0 0.35rem;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.section h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.5rem, 2.5vw, 1.875rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.section-lead {
  margin: 0 0 2rem;
  max-width: 36rem;
  color: var(--fg-muted);
}

/* Table */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--bg-panel);
  max-width: 100%;
  /* keep rounded corners while scrolling */
  mask-image: linear-gradient(#000 0 0);
}

table {
  width: 100%;
  min-width: 28rem;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.8125rem;
}

@media (min-width: 640px) {
  table {
    font-size: 0.875rem;
  }
}

/* Compact 2-col tables can stay fluid on narrow screens */
.table-wrap.table-tight table,
.table-wrap.table-fluid table {
  min-width: 0;
}

@media (max-width: 479px) {
  .table-wrap.table-tight table {
    font-size: 0.78rem;
  }

  .table-wrap.table-tight th,
  .table-wrap.table-tight td {
    padding: 0.6rem 0.7rem;
  }
}

th {
  padding: 0.65rem 0.85rem;
  font-weight: 500;
  color: var(--fg-muted);
  background: color-mix(in oklab, var(--bg-subtle) 70%, transparent);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

@media (min-width: 640px) {
  th {
    padding: 0.75rem 1.25rem;
  }
}

td {
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

@media (min-width: 640px) {
  td {
    padding: 0.9rem 1.25rem;
  }
}

tr:last-child td {
  border-bottom: none;
}

td:first-child {
  font-weight: 500;
  color: var(--fg);
}

td:last-child {
  color: var(--fg-muted);
}

/* Features */
.feature-grid {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 640px) {
  .feature-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .feature-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  padding: 1.25rem;
  transition: border-color 0.15s;
}

.card:hover {
  border-color: var(--border-strong);
}

.card-icon {
  display: flex;
  width: 2.25rem;
  height: 2.25rem;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  color: var(--accent);
}

.card h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 600;
}

.card p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.55;
}

/* Install */
.install-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 1024px) {
  .install-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.install-panel {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--bg-panel);
  padding: 1rem 1.1rem;
}

@media (min-width: 640px) {
  .install-panel {
    padding: 1.25rem 1.5rem;
  }
}

.install-panel h3 {
  margin: 0 0 1rem;
  font-size: 0.875rem;
  font-weight: 600;
}

.flag-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.flag-list li {
  display: grid;
  gap: 0.15rem;
}

@media (min-width: 640px) {
  .flag-list li {
    grid-template-columns: minmax(0, 11rem) 1fr;
    gap: 0.75rem;
  }
}

.flag-list code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
}

.flag-list span {
  font-size: 0.875rem;
  color: var(--fg-muted);
}

.after-box {
  margin-top: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--bg-subtle) 50%, transparent);
  padding: 1rem;
}

.after-box p {
  margin: 0 0 0.5rem;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-subtle);
}

.after-box ul {
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-muted);
  display: grid;
  gap: 0.35rem;
}

.after-box .accent {
  color: var(--accent);
}

.install-block {
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--bg-panel);
  margin-bottom: 1rem;
}

.install-block:last-child {
  margin-bottom: 0;
}

.install-block .code-head {
  padding: 0.65rem 1rem;
}

.install-block .title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg);
}

.install-block .step {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-subtle);
  margin-right: 0.5rem;
}

/* CLI list */
.cli-list {
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
}

.cli-row {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.9rem 1.25rem;
  border-bottom: 1px solid var(--border);
}

.cli-row:last-child {
  border-bottom: none;
}

@media (min-width: 640px) {
  .cli-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
  }
}

.cli-row code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--accent);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.cli-row span {
  font-size: 0.875rem;
  color: var(--fg-muted);
}

@media (min-width: 640px) {
  .cli-row span {
    text-align: right;
  }
}

/* Architecture */
.arch-layer {
  display: flex;
  gap: 1rem;
  align-items: stretch;
}

.arch-num {
  display: flex;
  width: 2rem;
  height: 2rem;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg-panel);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--accent);
}

.arch-card {
  flex: 1;
  margin-bottom: 0.5rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--bg-panel);
  padding: 0.9rem 1.25rem;
}

.arch-card strong {
  display: block;
  font-weight: 600;
}

.arch-card span {
  font-size: 0.875rem;
  color: var(--fg-muted);
}

.mini-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .mini-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.mini-card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--bg-panel);
  padding: 1rem;
}

.mini-card svg {
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.mini-card strong {
  display: block;
  font-size: 0.875rem;
  margin-bottom: 0.15rem;
}

.mini-card p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--fg-muted);
}

/* CTA band */
.cta-band {
  position: relative;
  overflow: hidden;
  border-radius: 1rem;
  border: 1px solid var(--border-strong);
  background: var(--bg-panel);
  padding: 1.75rem 1.15rem;
}

@media (min-width: 640px) {
  .cta-band {
    padding: 3rem 2.5rem;
  }
}

.cta-band .cta-row .btn {
  flex: 1 1 auto;
}

@media (max-width: 479px) {
  .cta-band .cta-row {
    flex-direction: column;
  }

  .cta-band .cta-row .btn {
    width: 100%;
  }
}

.cta-band-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 1024px) {
  .cta-band-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.cta-band h2 {
  margin: 0 0 0.5rem;
}

.cta-band p {
  margin: 0;
  max-width: 36rem;
  color: var(--fg-muted);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  font-size: 0.875rem;
  color: var(--fg-subtle);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 640px) {
  .footer-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.footer strong {
  display: block;
  font-weight: 500;
  color: var(--fg-muted);
  margin-bottom: 0.2rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer a {
  color: var(--fg-muted);
}

.footer a:hover {
  color: var(--accent);
}

.table-wrap a {
  color: var(--accent);
}

.table-wrap a:hover {
  text-decoration: underline;
}

.icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.icon-sm {
  width: 0.875rem;
  height: 0.875rem;
}

.icon-lg {
  width: 1.1rem;
  height: 1.1rem;
}

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

/* Stats strip */
.stats-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
  padding: 1.25rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (min-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.stat {
  text-align: center;
}

.stat strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.stat span {
  font-size: 0.75rem;
  color: var(--fg-subtle);
}

/* Stack cards */
.stack-grid {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 640px) {
  .stack-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .stack-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stack-card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  padding: 1.15rem;
}

.stack-kicker {
  display: inline-block;
  margin-bottom: 0.45rem;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.stack-card h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
}

.stack-card p {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

.stack-card code {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-subtle);
}

.callout {
  margin-top: 1.5rem;
  border-radius: var(--radius-xl);
  border: 1px solid color-mix(in oklab, var(--accent) 25%, var(--border));
  background: color-mix(in oklab, var(--accent) 6%, var(--bg-elevated));
  padding: 1.15rem 1.25rem;
}

.callout strong {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.inline-pre {
  margin: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.55;
  color: var(--fg-muted);
  white-space: pre;
  max-width: 100%;
}

@media (min-width: 640px) {
  .inline-pre {
    font-size: 12.5px;
  }
}

.inline-code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--accent);
}

.subhead {
  margin: 0 0 0.85rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg-muted);
}

/* Flow */
.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 1.5rem;
}

.flow-step {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
  color: var(--fg-muted);
}

.flow-step span {
  display: inline-flex;
  width: 1.25rem;
  height: 1.25rem;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: color-mix(in oklab, var(--accent) 15%, transparent);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--accent);
}

.flow-arrow {
  color: var(--fg-subtle);
  font-size: 0.85rem;
}

.table-tight td:first-child {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--accent);
  font-weight: 500;
}

.table-tight code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--accent);
}

.two-col {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 900px) {
  .two-col {
    grid-template-columns: 1fr 1fr;
  }
}

/* FAQ */
.faq {
  display: grid;
  gap: 0.5rem;
  max-width: 48rem;
}

.faq-item {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  padding: 0;
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 0.95rem 1.15rem;
  font-weight: 500;
  font-size: 0.95rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  float: right;
  font-family: var(--font-mono);
  color: var(--accent);
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  margin: 0;
  padding: 0 1.15rem 1rem;
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.55;
}

.faq-item code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--accent);
}

.card code,
.section-lead code,
.lead code,
td code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--accent);
}

.mini-card a {
  color: var(--accent);
}

.mini-card a:hover {
  text-decoration: underline;
}

/* —— Mobile / narrow polish —— */
@media (max-width: 1099px) {
  /* tablet: keep actions compact when hamburger is visible */
  .header-actions .btn {
    height: 2.35rem;
    padding: 0 0.7rem;
    font-size: 0.8125rem;
  }
}

@media (max-width: 639px) {
  .card {
    padding: 1.05rem;
  }

  .arch-layer {
    gap: 0.65rem;
  }

  .arch-card {
    padding: 0.8rem 1rem;
  }

  .callout {
    padding: 1rem;
  }

  .faq-item summary {
    padding: 0.85rem 1rem;
    font-size: 0.9rem;
  }

  .faq-item p {
    padding: 0 1rem 0.9rem;
  }

  .stat strong {
    font-size: 1.2rem;
  }

  .footer {
    padding: 1.5rem 0 calc(1.5rem + env(safe-area-inset-bottom, 0px));
  }
}

/* Very small phones */
@media (max-width: 359px) {
  .brand-mark {
    width: 1.75rem;
    height: 1.75rem;
  }

  h1 {
    font-size: 1.45rem;
  }

  .chip {
    font-size: 10px;
    padding: 0.2rem 0.5rem;
  }
}