/* ============================================================
   svg.support — SVG Support Design System
   Signature: deep ink · vector blue · citron accent
   Single stylesheet, no build step. Fonts + icons self-hosted.
   Dark scheme is derived from the DS ink/neutral ramp.
   ============================================================ */

/* ---------- Fonts (variable, latin subset, self-hosted) ---------- */

@font-face {
  font-family: 'Space Grotesk';
  src: url('/fonts/space-grotesk-var.woff2') format('woff2');
  font-weight: 300 700;
  font-display: swap;
}

@font-face {
  font-family: 'Hanken Grotesk';
  src: url('/fonts/hanken-grotesk-var.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: 'JetBrains Mono';
  src: url('/fonts/jetbrains-mono-var.woff2') format('woff2');
  font-weight: 100 800;
  font-display: swap;
}

/* ---------- Tokens ---------- */

:root {
  /* Brand blue */
  --blue-50:  #EEF1FF;
  --blue-100: #E0E6FF;
  --blue-200: #C2CDFF;
  --blue-300: #9DB0FF;
  --blue-400: #6C86FF;
  --blue-500: #2B4FF6;
  --blue-600: #1B37C7;
  --blue-700: #142A99;
  --blue-800: #101F6E;

  /* Citron accent */
  --citron-100: #F3FBCB;
  --citron-200: #E8F79C;
  --citron-300: #DBF25F;
  --citron-400: #CDEA33;
  --citron-500: #B3D400;
  --citron-600: #8CA800;

  /* Ink / neutrals */
  --ink-950: #080A12;
  --ink-900: #0B0E17;
  --ink-800: #141824;
  --ink-700: #1E2333;
  --gray-600: #363D50;
  --gray-500: #5A6274;
  --gray-400: #858E9F;
  --gray-300: #B7BECB;
  --gray-200: #DCE0E8;
  --gray-100: #EDEFF3;
  --gray-50:  #F6F7FA;
  --white:    #FFFFFF;

  /* Status */
  --green-500: #10B981;
  --amber-500: #F5A623;
  --red-500:   #E5484D;

  /* Type */
  --font-display: 'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  --font-body: 'Hanken Grotesk', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Radii */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-2xl: 32px;
  --radius-full: 999px;

  /* Motion */
  --ease-standard: cubic-bezier(0.2, 0.8, 0.2, 1);
  --dur-fast: 120ms;
  --dur-med: 220ms;

  /* Layout */
  --container-max: 1120px;

  /* ----- Semantic (light) ----- */
  --color-brand: var(--blue-500);
  --color-brand-hover: var(--blue-600);
  --color-brand-border: var(--blue-200);
  --color-accent: var(--citron-400);
  --color-accent-strong: var(--citron-500);

  --text-strong: var(--ink-900);
  --text-body: var(--gray-600);
  --text-muted: var(--gray-500);
  --text-subtle: var(--gray-400);
  --text-brand: var(--blue-600);

  --surface-page: var(--gray-50);
  --surface-card: var(--white);
  --surface-sunken: var(--gray-100);

  --border-subtle: var(--gray-200);
  --border-default: var(--gray-300);

  --code-bg: var(--ink-900);
  --code-border: var(--ink-700);
  --code-text: #E6E9F2;
  --code-token: var(--citron-300);
  --inline-code-bg: var(--gray-100);
  --inline-code-border: var(--gray-200);

  --chip-brand-bg: var(--blue-50);
  --chip-brand-fg: var(--blue-500);
  --chip-accent-bg: var(--citron-100);
  --chip-accent-fg: var(--citron-600);
  --chip-neutral-bg: var(--gray-100);
  --chip-neutral-fg: var(--gray-600);

  --badge-brand-bg: var(--blue-50);
  --badge-brand-fg: var(--blue-600);

  --grid-line: var(--gray-200);
  --header-bg-scrolled: rgba(246, 247, 250, 0.82);
  --btn-secondary-hover: var(--gray-50);
  --ghost-hover: var(--gray-100);
  --panel-border: transparent;

  --shadow-xs: 0 1px 2px rgba(11, 14, 23, 0.06);
  --shadow-md: 0 2px 4px rgba(11, 14, 23, 0.05), 0 10px 28px rgba(11, 14, 23, 0.08);
  --shadow-focus: 0 0 0 3px rgba(43, 79, 246, 0.28);
  --logo-glow: drop-shadow(0 16px 40px rgba(43, 79, 246, 0.32));
}

/* Dark — derived from the DS ink ramp (the system is light-first;
   these map its own neutrals onto a dark surface stack) */
@media (prefers-color-scheme: dark) {
  :root {
    --text-strong: var(--gray-100);
    --text-body: var(--gray-300);
    --text-muted: var(--gray-400);
    --text-subtle: var(--gray-500);
    --text-brand: var(--blue-300);

    --surface-page: var(--ink-950);
    --surface-card: var(--ink-900);
    --surface-sunken: var(--ink-800);

    --border-subtle: var(--ink-700);
    --border-default: var(--gray-600);
    --color-brand-border: var(--blue-700);

    --inline-code-bg: var(--ink-800);
    --inline-code-border: var(--ink-700);

    --chip-brand-bg: rgba(43, 79, 246, 0.16);
    --chip-brand-fg: var(--blue-300);
    --chip-accent-bg: rgba(205, 234, 51, 0.10);
    --chip-accent-fg: var(--citron-300);
    --chip-neutral-bg: var(--ink-700);
    --chip-neutral-fg: var(--gray-300);

    --badge-brand-bg: rgba(43, 79, 246, 0.18);
    --badge-brand-fg: var(--blue-300);

    --grid-line: var(--ink-800);
    --header-bg-scrolled: rgba(8, 10, 18, 0.82);
    --btn-secondary-hover: var(--ink-800);
    --ghost-hover: var(--ink-800);
    --panel-border: var(--ink-700);

    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 2px 4px rgba(0, 0, 0, 0.4), 0 10px 28px rgba(0, 0, 0, 0.45);
    --logo-glow: drop-shadow(0 16px 40px rgba(43, 79, 246, 0.45));
  }
}

/* ---------- Base ---------- */

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--text-body);
  background: var(--surface-page);
}

img, svg { max-width: 100%; height: auto; }

a {
  color: var(--text-brand);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-standard);
}

a:hover { color: var(--color-brand-hover); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text-strong);
  letter-spacing: -0.02em;
  line-height: 1.08;
  margin: 0 0 0.5rem;
}

h1 { font-size: clamp(2.5rem, 5.4vw, 3.875rem); font-weight: 700; line-height: 1.02; }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.5rem); font-weight: 700; }
h3 { font-size: 1.125rem; font-weight: 600; letter-spacing: -0.01em; }

p { margin: 0 0 1rem; }

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

code {
  background: var(--inline-code-bg);
  border: 1px solid var(--inline-code-border);
  border-radius: 5px;
  padding: 0.1em 0.4em;
  font-size: 0.875em;
  color: var(--text-strong);
}

pre {
  background: var(--code-bg);
  color: var(--code-text);
  border: 1px solid var(--code-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  overflow-x: auto;
  font-size: 0.844rem;
  line-height: 1.65;
  margin: 0 0 1rem;
}

pre code { background: none; border: 0; padding: 0; font-size: inherit; color: inherit; }
pre .hl { color: var(--code-token); }

:focus-visible { outline: none; box-shadow: var(--shadow-focus); border-radius: var(--radius-xs); }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.icon { flex-shrink: 0; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 42px;
  padding: 0 18px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1;
  white-space: nowrap;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--dur-fast) var(--ease-standard), transform var(--dur-fast), border-color var(--dur-fast);
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: none; }

.btn-sm { height: 34px; padding: 0 14px; font-size: 0.8125rem; gap: 7px; }
.btn-lg { height: 52px; padding: 0 24px; font-size: 1.0625rem; gap: 10px; }

.btn-primary { background: var(--color-brand); color: #fff; }
.btn-primary:hover { background: var(--color-brand-hover); color: #fff; }

.btn-accent { background: var(--color-accent); color: var(--ink-900); }
.btn-accent:hover { background: var(--color-accent-strong); color: var(--ink-900); }

.btn-secondary {
  background: var(--surface-card);
  color: var(--text-strong);
  border-color: var(--border-default);
}

.btn-secondary:hover { background: var(--btn-secondary-hover); color: var(--text-strong); }

/* Icon-only button (copy controls) */
.iconbtn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--surface-card);
  color: var(--text-strong);
  border: 1px solid var(--border-default);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-standard);
}

.iconbtn:hover { background: var(--btn-secondary-hover); }
.iconbtn.copied { color: var(--citron-600); border-color: var(--citron-500); }

/* ---------- Badge ---------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 22px;
  padding: 3px 10px 3px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.badge-brand { background: var(--badge-brand-bg); color: var(--badge-brand-fg); }

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.25s, border-color 0.25s;
}

.site-header.scrolled {
  background: var(--header-bg-scrolled);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--border-subtle);
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: 20px;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  white-space: nowrap;
}

.brand img { border-radius: 7px; }

.brand span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  color: var(--text-strong);
}

.site-nav { display: flex; align-items: center; gap: 26px; }

.site-nav a {
  color: var(--text-muted);
  font-size: 0.90625rem;
  font-weight: 500;
}

.site-nav a:hover { color: var(--text-strong); }
.site-nav .nav-icon { display: inline-flex; }

/* ---------- Hero ---------- */

.hero { position: relative; overflow: hidden; }

.hero-grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 72%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 72%);
  opacity: 0.7;
}

.hero-cols {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
  padding-top: 72px;
  padding-bottom: 84px;
}

.hero-copy .badge { margin-bottom: 22px; }

.hero-intro {
  font-size: 1.1875rem;
  line-height: 1.55;
  color: var(--text-body);
  max-width: 520px;
  margin: 22px 0 30px;
}

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-trust {
  display: flex;
  gap: 22px;
  margin-top: 30px;
  font-size: 0.84375rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.hero-trust span { display: inline-flex; align-items: center; gap: 7px; }
.hero-trust .t-success { color: var(--green-500); }
.hero-trust .t-brand { color: var(--color-brand); }

.hero-side {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 26px;
}

.hero-side .codeblock { width: 100%; max-width: 340px; }

.hero-note {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78125rem;
  color: var(--text-subtle);
  text-align: center;
  max-width: 300px;
  margin: 0;
}

.hero-note .icon { color: var(--citron-600); }

/* Live inline-SVG logo — the animation IS the product demo */
.hero-logo { line-height: 0; filter: var(--logo-glow); }

.hero-logo #stars {
  transform-box: fill-box;
  transform-origin: center;
  animation: hl-spin 42s linear infinite;
}

.hero-logo #circles circle,
.hero-logo #background,
.hero-logo #top-left,
.hero-logo #bottom-right {
  transition: fill 0.4s var(--ease-standard);
}

.hero-logo:hover #circles circle { fill: var(--citron-400); }
.hero-logo:hover #background { fill: var(--citron-500); }

@keyframes hl-spin { to { transform: rotate(360deg); } }

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

/* ---------- Code block (with label bar) ---------- */

.codeblock {
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-family: var(--font-mono);
}

.codeblock-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px 9px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.cb-label { font-size: 0.75rem; color: var(--gray-400); font-weight: 500; }

.cb-lang {
  font-size: 0.625rem;
  color: var(--citron-300);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.cb-copy {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--gray-400);
  font-size: 0.75rem;
  font-family: var(--font-body);
  font-weight: 600;
}

.cb-copy.copied { color: var(--citron-300); }

.codeblock pre { border: 0; border-radius: 0; margin: 0; }

/* ---------- Sections ---------- */

.section { padding: 84px 0; }

.section-bordered {
  background: var(--surface-card);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.section-head { max-width: 640px; margin: 0 0 44px; }

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.78125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--color-brand);
  margin-bottom: 14px;
}

.section-head p {
  font-size: 1.09375rem;
  line-height: 1.55;
  color: var(--text-body);
  margin: 16px 0 0;
}

/* ---------- Cards ---------- */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.grid-3 > * { min-width: 0; }

.card {
  display: block;
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-xs);
  color: inherit;
  transition: transform var(--dur-med) var(--ease-standard), box-shadow var(--dur-med), border-color var(--dur-med);
}

a.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-brand-border);
  color: inherit;
}

.card h3 { margin: 0 0 6px; }

.card p {
  margin: 0;
  font-size: 0.90625rem;
  line-height: 1.55;
  color: var(--text-body);
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
}

.chip-brand { background: var(--chip-brand-bg); color: var(--chip-brand-fg); }
.chip-accent { background: var(--chip-accent-bg); color: var(--chip-accent-fg); }
.chip-neutral { background: var(--chip-neutral-bg); color: var(--chip-neutral-fg); }

.card-footer {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

.card-footer .read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-brand);
  font-size: 0.875rem;
  font-weight: 600;
}

/* ---------- Quick start ---------- */

.qs-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }

.qs-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--ink-900);
  color: var(--citron-400);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

@media (prefers-color-scheme: dark) {
  .qs-num { background: var(--ink-700); }
}

.qs-line { flex: 1; height: 1px; background: var(--border-default); }

.qs-step h3 { font-size: 1.1875rem; margin-bottom: 8px; }

.qs-step p { font-size: 0.9375rem; line-height: 1.55; color: var(--text-body); margin: 0; }

.qs-step .codeblock { margin-top: 16px; }

/* ---------- Donate (ink panel) ---------- */

.donate-panel {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-2xl);
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 44px;
  align-items: center;
}

.donate-glow {
  position: absolute;
  top: -80px;
  right: -60px;
  width: 280px;
  height: 280px;
  border-radius: var(--radius-full);
  background: radial-gradient(circle, rgba(43, 79, 246, 0.5), transparent 70%);
  pointer-events: none;
}

.donate-copy, .donate-crypto { position: relative; }

.donate-panel .eyebrow { color: var(--citron-400); }

.donate-panel h2 { color: #fff; font-size: clamp(1.625rem, 3vw, 2.25rem); line-height: 1.1; }

.donate-panel .donate-blurb {
  color: var(--gray-300);
  font-size: 1.03125rem;
  line-height: 1.6;
  margin: 16px 0 28px;
  max-width: 460px;
}

.donate-crypto { display: flex; flex-direction: column; gap: 12px; }

.crypto-label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gray-400);
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.crypto-label .icon { color: var(--citron-400); }

.crypto-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--gray-100);
  border-radius: var(--radius-sm);
  padding: 8px 8px 8px 14px;
}

.crypto-row .label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--ink-900);
  width: 34px;
  flex-shrink: 0;
}

.crypto-row code {
  flex: 1;
  min-width: 0;
  background: none;
  border: 0;
  padding: 0;
  font-size: 0.75rem;
  color: var(--gray-500);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.crypto-row .iconbtn { background: #fff; border-color: var(--gray-300); color: var(--ink-900); }
.crypto-row .iconbtn:hover { background: var(--gray-200); }
.crypto-row .iconbtn.copied { color: var(--citron-600); border-color: var(--citron-500); }

/* ---------- Footer ---------- */

.site-footer {
  background: var(--surface-card);
  border-top: 1px solid var(--border-subtle);
  padding: 56px 0 40px;
}

.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 40px;
}

.foot-brand .brand-row { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.foot-brand .brand-row img { border-radius: 6px; }

.foot-brand .brand-row span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -0.02em;
  color: var(--text-strong);
}

.foot-brand p { font-size: 0.875rem; line-height: 1.55; color: var(--text-muted); max-width: 240px; margin: 0; }

.foot-grid h4 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-strong);
  margin: 0 0 14px;
}

.foot-grid ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }

.foot-grid ul a { color: var(--text-muted); font-size: 0.875rem; }
.foot-grid ul a:hover { color: var(--text-brand); }

.foot-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 22px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 0.84375rem;
  color: var(--text-subtle);
}

.foot-social { margin-left: auto; display: inline-flex; gap: 14px; }
.foot-social a { color: var(--text-subtle); display: inline-flex; }
.foot-social a:hover { color: var(--text-brand); }

/* ---------- Tutorial pages ---------- */

.page-header { padding: 48px 0 8px; max-width: 760px; }

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.breadcrumb:hover { color: var(--text-brand); }

.page-header h1 { font-size: clamp(2rem, 4.4vw, 3rem); }

.prose { max-width: 760px; }

.article { padding: 8px 0 84px; }

.article h2 {
  margin-top: 2.5em;
  font-size: 1.5rem;
}

.article h2 small { font-size: 0.7em; font-weight: 500; color: var(--text-muted); letter-spacing: 0; }
.article h3 { font-size: 1.125rem; margin-top: 1.75em; }
.article ol, .article ul { padding-left: 1.4rem; margin: 0 0 1rem; }
.article li { margin-bottom: 0.4rem; }
.article li::marker { color: var(--text-muted); }

/* Advisory callout (info tone) */
.note {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--color-brand);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  margin: 1.5rem 0;
  font-size: 0.9375rem;
  box-shadow: var(--shadow-xs);
}

.note strong:first-child { color: var(--text-brand); }
.note ul { margin: 0.4rem 0 0; }

.screenshot {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
  margin: 1.5rem 0;
}

.pager {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
  margin-top: 48px;
  font-size: 0.9375rem;
  font-weight: 600;
}

/* Settings tables */
.settings-table { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }

.settings-table th, .settings-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
}

.settings-table th {
  color: var(--text-muted);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.settings-table td:first-child { font-weight: 600; color: var(--text-strong); white-space: nowrap; }
.table-scroll { overflow-x: auto; }

/* FAQ accordions */
details {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  margin-bottom: 10px;
  box-shadow: var(--shadow-xs);
}

details summary {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.96875rem;
  color: var(--text-strong);
  cursor: pointer;
  letter-spacing: -0.01em;
}

details[open] summary { margin-bottom: 0.6rem; }
details p:last-child { margin-bottom: 0; }

/* Tutorials hub grid spacing */
.hub-grid { padding-bottom: 84px; }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .hero-cols { grid-template-columns: 1fr; gap: 36px; padding-top: 48px; padding-bottom: 56px; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px) {
  .site-nav { display: none; }
  .donate-panel { grid-template-columns: 1fr; padding: 32px; }
  .section { padding: 56px 0; }
}

@media (max-width: 600px) {
  .grid-3 { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; }
  .foot-social { margin-left: 0; }
}