:root {
  /* M3 baseline light scheme, seed #6750A4 */
  --md-primary: #6750a4;
  --md-on-primary: #ffffff;
  --md-primary-container: #eaddff;
  --md-on-primary-container: #21005d;
  --md-secondary: #625b71;
  --md-secondary-container: #e8def8;
  --md-on-secondary-container: #1d192b;
  --md-tertiary: #7d5260;
  --md-error: #b3261e;
  --md-surface: #fef7ff;
  --md-surface-container-lowest: #ffffff;
  --md-surface-container-low: #f7f2fa;
  --md-surface-container: #f3edf7;
  --md-surface-container-high: #ece6f0;
  --md-surface-container-highest: #e6e0e9;
  --md-on-surface: #1d1b20;
  --md-on-surface-variant: #49454f;
  --md-outline: #79747e;
  --md-outline-variant: #cac4d0;
  --md-inverse-surface: #322f35;
  --md-inverse-on-surface: #f5eff7;

  /* M3 elevation */
  --md-elevation-1: 0 1px 2px rgba(0,0,0,.30), 0 1px 3px 1px rgba(0,0,0,.15);
  --md-elevation-2: 0 1px 2px rgba(0,0,0,.30), 0 2px 6px 2px rgba(0,0,0,.15);

  /* M3 shape scale */
  --md-shape-xs: 4px;
  --md-shape-sm: 8px;
  --md-shape-md: 12px;
  --md-shape-lg: 16px;
  --md-shape-xl: 28px;
  --md-shape-full: 9999px;
}
:root:not([data-theme="light"]) {
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --md-primary: #d0bcfe;
    --md-on-primary: #381e72;
    --md-primary-container: #4f378b;
    --md-on-primary-container: #eaddff;
    --md-secondary: #ccc2dc;
    --md-secondary-container: #4a4458;
    --md-on-secondary-container: #e8def8;
    --md-tertiary: #efb8c8;
    --md-error: #f2b8b5;
    --md-surface: #141218;
    --md-surface-container-lowest: #0f0d13;
    --md-surface-container-low: #1d1b20;
    --md-surface-container: #211f26;
    --md-surface-container-high: #2b2930;
    --md-surface-container-highest: #36343b;
    --md-on-surface: #e6e0e9;
    --md-on-surface-variant: #cac4d0;
    --md-outline: #938f99;
    --md-outline-variant: #49454f;
    --md-inverse-surface: #e6e0e9;
    --md-inverse-on-surface: #322f35;
    --md-elevation-1: 0 1px 2px rgba(0,0,0,.30), 0 1px 3px 1px rgba(0,0,0,.15);
    --md-elevation-2: 0 1px 2px rgba(0,0,0,.30), 0 2px 6px 2px rgba(0,0,0,.15);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --md-primary: #d0bcfe;
  --md-on-primary: #381e72;
  --md-primary-container: #4f378b;
  --md-on-primary-container: #eaddff;
  --md-secondary: #ccc2dc;
  --md-secondary-container: #4a4458;
  --md-on-secondary-container: #e8def8;
  --md-tertiary: #efb8c8;
  --md-error: #f2b8b5;
  --md-surface: #141218;
  --md-surface-container-lowest: #0f0d13;
  --md-surface-container-low: #1d1b20;
  --md-surface-container: #211f26;
  --md-surface-container-high: #2b2930;
  --md-surface-container-highest: #36343b;
  --md-on-surface: #e6e0e9;
  --md-on-surface-variant: #cac4d0;
  --md-outline: #938f99;
  --md-outline-variant: #49454f;
  --md-inverse-surface: #e6e0e9;
  --md-inverse-on-surface: #322f35;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }
body {
  margin: 0;
  background: var(--md-surface);
  color: var(--md-on-surface);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--md-primary); text-underline-offset: 0.15em; }
:focus-visible { outline: 3px solid var(--md-primary); outline-offset: 2px; border-radius: var(--md-shape-xs); }

/* ---------- M3 type scale ---------- */
.display-large { font-size: clamp(2.75rem, 2rem + 3.5vw, 3.5625rem); line-height: 1.12; letter-spacing: -0.02em; font-weight: 400; }
.headline-large { font-size: clamp(2rem, 1.55rem + 1.9vw, 2.5rem); line-height: 1.2; letter-spacing: 0; font-weight: 400; }
.headline-medium { font-size: clamp(1.625rem, 1.4rem + 1vw, 2rem); line-height: 1.25; font-weight: 400; }
.headline-small { font-size: clamp(1.375rem, 1.28rem + 0.5vw, 1.5rem); line-height: 1.33; font-weight: 400; }
.title-large { font-size: 1.375rem; line-height: 1.27; font-weight: 400; }
.title-medium { font-size: 1rem; line-height: 1.5; letter-spacing: 0.009em; font-weight: 500; }
.body-large { font-size: 1rem; line-height: 1.5; letter-spacing: 0.031em; }
.body-medium { font-size: 0.875rem; line-height: 1.43; letter-spacing: 0.016em; }
.body-small { font-size: 0.75rem; line-height: 1.33; letter-spacing: 0.03em; }
.label-large { font-size: 0.875rem; line-height: 1.43; letter-spacing: 0.007em; font-weight: 500; }
h1, h2, h3 { margin: 0 0 0.5rem; color: var(--md-on-surface); }
p { margin: 0 0 1rem; color: var(--md-on-surface-variant); }
.lead { font-size: clamp(1rem, 0.95rem + 0.4vw, 1.25rem); line-height: 1.5; color: var(--md-on-surface-variant); margin: 0 0 1.5rem; max-width: 60ch; }
.lead strong { color: var(--md-on-surface); }
.section-intro { max-width: 60ch; margin: 0 0 1.75rem; }

/* ---------- top app bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: var(--md-surface);
  border-bottom: 1px solid var(--md-outline-variant);
}
.topbar .inner { display: flex; align-items: center; gap: clamp(0.5rem, 2vw, 1.5rem); min-height: 4rem; flex-wrap: wrap; padding-block: 0.5rem; }
.wordmark { display: flex; align-items: center; gap: 0.625rem; text-decoration: none; color: var(--md-on-surface); font-size: 1.375rem; font-weight: 500; letter-spacing: 0; }
.wordmark img { width: 2rem; height: 2rem; border-radius: var(--md-shape-sm); }
.topbar nav { margin-left: auto; display: flex; align-items: center; gap: 0.125rem; flex-wrap: wrap; }
.topbar nav a {
  color: var(--md-on-surface-variant); text-decoration: none;
  font-size: 0.875rem; font-weight: 500; letter-spacing: 0.007em;
  padding: 0.5rem 0.75rem; border-radius: var(--md-shape-full);
  transition: background-color .15s, color .15s;
}
.topbar nav a:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); color: var(--md-on-surface); }
.topbar nav a[aria-current="page"] { background: var(--md-secondary-container); color: var(--md-on-secondary-container); }

/* ---------- icon button (M3) ---------- */
.icon-btn {
  display: inline-grid; place-items: center;
  width: 2.5rem; height: 2.5rem; padding: 0; margin-left: 0.25rem;
  border: 0; border-radius: var(--md-shape-full);
  background: transparent; color: var(--md-on-surface-variant); cursor: pointer;
  transition: background-color .15s, color .15s;
}
.icon-btn:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); color: var(--md-on-surface); }
.icon-btn svg { width: 1.5rem; height: 1.5rem; fill: currentColor; }
.icon-btn .icon { display: none; }
:root:not([data-theme]) .icon-btn .icon-system,
:root[data-theme="system"] .icon-btn .icon-system,
:root[data-theme="light"] .icon-btn .icon-light,
:root[data-theme="dark"] .icon-btn .icon-dark { display: block; }

/* ---------- layout ---------- */
.inner { max-width: 72rem; margin: 0 auto; padding-inline: clamp(1rem, 4vw, 2rem); }
.band { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.band.alt { background: var(--md-surface-container-low); }
/* A hero with no artwork beside it should not leave a two-band gap before the
   first section; the copy is the only thing in it. */
.band.hero-plain { padding-bottom: clamp(1rem, 2vw, 1.75rem); }
.prose { max-width: 68ch; }
.centred .hero-copy { max-width: 60ch; margin-inline: auto; text-align: center; }
.centred .hero-copy .lead { margin-inline: auto; }

/* ---------- hero ---------- */
.hero { display: grid; gap: clamp(2rem, 5vw, 4rem); align-items: center; grid-template-columns: 1fr; }
.hero.with-art { grid-template-columns: 1fr; }
@media (min-width: 60rem) { .hero.with-art { grid-template-columns: 1.05fr 0.95fr; } }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 0.5rem; }

/* ---------- buttons (M3) ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 2.5rem; padding: 0.625rem 1.5rem;
  border-radius: var(--md-shape-full);
  font-size: 0.875rem; font-weight: 500; letter-spacing: 0.007em;
  text-decoration: none; cursor: pointer; border: none;
  transition: box-shadow .15s, background-color .15s;
}
.btn.filled { background: var(--md-primary); color: var(--md-on-primary); }
.btn.filled:hover { box-shadow: var(--md-elevation-1); background: color-mix(in srgb, var(--md-on-primary) 8%, var(--md-primary)); }
.btn.outlined { border: 1px solid var(--md-outline); color: var(--md-primary); background: transparent; }
.btn.outlined:hover { background: color-mix(in srgb, var(--md-primary) 8%, transparent); }
.btn.text { color: var(--md-primary); background: transparent; padding-inline: 0.75rem; }
.btn.text:hover { background: color-mix(in srgb, var(--md-primary) 8%, transparent); }

/* ---------- cards (M3) ---------- */
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr)); padding: 0; margin: 0; list-style: none; }
.card { border-radius: var(--md-shape-md); padding: 1.25rem 1.25rem 1.375rem; }
.card.outlined { background: var(--md-surface); border: 1px solid var(--md-outline-variant); }
.band.alt .card.outlined { background: var(--md-surface); }
.card.filled { background: var(--md-surface-container-highest); }
.card.elevated { background: var(--md-surface-container-low); box-shadow: var(--md-elevation-1); }
.card h3 { margin-bottom: 0.25rem; }
.card p { margin: 0; }
.steps { counter-reset: step; }
.steps .card::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center; width: 2rem; height: 2rem; margin-bottom: 0.75rem;
  border-radius: var(--md-shape-full); background: var(--md-primary-container); color: var(--md-on-primary-container);
  font-size: 0.875rem; font-weight: 500;
}

/* ---------- shots ---------- */
.shots { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, var(--shot-min, 16rem)), 1fr)); }
.shot { margin: 0; background: var(--md-surface-container-high); border-radius: var(--md-shape-lg); overflow: hidden; }
.shot img { display: block; width: 100%; aspect-ratio: 1; object-fit: cover; }
.shot figcaption { padding: 0.625rem 0.875rem; color: var(--md-on-surface-variant); border-top: 1px solid var(--md-outline-variant); }

/* ---------- pricing ---------- */
.price-card { max-width: 34rem; margin-inline: auto; text-align: center; padding: clamp(1.75rem, 4vw, 2.5rem); border-radius: var(--md-shape-xl); }
.price { margin: 0.5rem 0 0.25rem; color: var(--md-on-surface); font-weight: 500; }
.price-sub { margin: 0 0 1.5rem; }
.badge { display: inline-block; padding: 0.3125rem 0.875rem; border-radius: var(--md-shape-full); background: var(--md-secondary-container); color: var(--md-on-secondary-container); }
.check { list-style: none; padding: 0; margin: 0 0 1.75rem; text-align: left; }
.check li { position: relative; padding-left: 1.75rem; margin: 0.5rem 0; color: var(--md-on-surface-variant); }
.check li::before { content: ""; position: absolute; left: 0; top: 0.45em; width: 0.75rem; height: 0.4rem; border-left: 2px solid var(--md-primary); border-bottom: 2px solid var(--md-primary); transform: rotate(-45deg); }

/* ---------- note ---------- */
.note { border-radius: var(--md-shape-lg); }
.note p { margin: 0; }

/* ---------- documents ---------- */
.doc h2 { margin-top: 2.5rem; }
.doc h3 { margin-top: 2rem; }
.doc ul, .doc ol { padding-left: 1.25rem; color: var(--md-on-surface-variant); }
.doc li { margin: 0.35rem 0; }

/* ---------- markdown toolbar ---------- */
.md-bar { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; margin-top: 1.5rem; }
.md-bar .hint { color: var(--md-on-surface-variant); }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--md-outline-variant); padding-block: clamp(2rem, 4vw, 3rem); background: var(--md-surface-container-low); }
.footer .cols { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr)); }
.footer h2 { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--md-on-surface-variant); margin-bottom: 0.75rem; font-weight: 500; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin: 0.375rem 0; }
.footer a { color: var(--md-on-surface-variant); text-decoration: none; }
.footer a:hover { color: var(--md-on-surface); text-decoration: underline; }
.colophon { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--md-outline-variant); color: var(--md-on-surface-variant); }