:root {
    --bg: #F6F0E4;
    --bg-soft: #EEE5D2;
    --surface: #FFFDF9;
    --ink: #2B2718;
    --ink-soft: #5C5542;
    --sage: #7F8D6C;
    --sage-deep: #47563B;
    --accent: #B4935B;
    --line: rgba(43,39,24,0.14);
    --btn-bg: var(--sage-deep);
    --btn-text: var(--surface);
    color-scheme: light;
  }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --bg: #191D13;
      --bg-soft: #20251A;
      --surface: #232819;
      --ink: #ECE5D3;
      --ink-soft: #B4AC94;
      --sage: #A0B78C;
      --sage-deep: #C9D9B4;
      --accent: #E0C07F;
      --line: rgba(236,229,211,0.16);
      --btn-bg: var(--sage);
      --btn-text: #191D13;
      color-scheme: dark;
    }
  }
  :root[data-theme="dark"] {
    --bg: #191D13;
    --bg-soft: #20251A;
    --surface: #232819;
    --ink: #ECE5D3;
    --ink-soft: #B4AC94;
    --sage: #A0B78C;
    --sage-deep: #C9D9B4;
    --accent: #E0C07F;
    --line: rgba(236,229,211,0.16);
    --btn-bg: var(--sage);
    --btn-text: #191D13;
    color-scheme: dark;
  }

  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: 'Karla', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 17px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
  }
  h1, h2, h3, h4, h5 {
    font-family: 'Fraunces', Georgia, 'Times New Roman', serif;
    font-weight: 500;
    line-height: 1.15;
    margin: 0 0 0.5em;
    color: var(--ink);
  }
  p { margin: 0 0 1em; }
  a { color: inherit; }
  img, svg { max-width: 100%; display: block; }
  .wrap {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
  }
  .prose { max-width: 62ch; }
  a:focus-visible, button:focus-visible {
    outline: 2px solid var(--sage-deep);
    outline-offset: 3px;
  }

  /* -------- header -------- */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
  }
  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-top: 16px;
    padding-bottom: 16px;
    flex-wrap: wrap;
  }
  .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    font-family: 'Fraunces', serif;
    font-size: 1.25rem;
    color: var(--ink);
  }
  .logo em {
    font-style: italic;
    color: var(--sage-deep);
  }
  .logo-mark { width: 34px; height: 34px; }
  .logo-ring { fill: none; stroke: var(--sage-deep); stroke-width: 1.4; }
  .logo-leaf { fill: var(--sage-deep); }
  .site-nav {
    display: flex;
    align-items: center;
    gap: 22px;
    flex-wrap: wrap;
  }
  .site-nav a {
    text-decoration: none;
    color: var(--ink-soft);
    font-size: 0.95rem;
  }
  .site-nav a:hover { color: var(--sage-deep); }
  .site-nav .nav-cta {
    background: var(--btn-bg);
    color: var(--btn-text);
    padding: 8px 16px;
    border-radius: 999px;
    font-weight: 600;
  }
  .site-nav .nav-cta:hover { opacity: 0.9; }

  /* -------- buttons / links -------- */
  .btn {
    display: inline-block;
    background: var(--btn-bg);
    color: var(--btn-text);
    text-decoration: none;
    padding: 14px 28px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 1rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px -12px var(--sage-deep);
  }
  .text-link {
    text-decoration: underline;
    text-decoration-color: var(--line);
    text-underline-offset: 4px;
    color: var(--ink-soft);
    font-size: 0.95rem;
  }
  .text-link:hover { text-decoration-color: var(--sage-deep); color: var(--sage-deep); }

  /* -------- hero -------- */
  .hero {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 40px;
    padding: 64px 24px 40px;
  }
  .hero-copy h1 {
    font-size: clamp(2.3rem, 4.2vw + 1rem, 3.6rem);
    max-width: 14ch;
  }
  .hero-copy .lede {
    max-width: 46ch;
    color: var(--ink-soft);
    font-size: 1.08rem;
  }
  .hero-copy .micro-tagline {
    font-family: 'Fraunces', serif;
    font-style: italic;
    color: var(--sage-deep);
    font-size: 1.15rem;
    margin-bottom: 1.4em;
  }
  .hero-headline-row {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    max-width: 46ch;
  }
  .hero-headline-row h1 { margin-bottom: 0; }
  .house-stencil {
    width: 52px;
    height: 52px;
    flex: none;
    margin-bottom: 6px;
  }
  .house-line {
    fill: none;
    stroke: var(--sage-deep);
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    opacity: 0.8;
  }
  @media (max-width: 500px) {
    .house-stencil { width: 40px; height: 40px; }
  }
  .hero-actions {
    display: flex;
    align-items: center;
    gap: 22px;
    flex-wrap: wrap;
  }
  .hero-art { width: 100%; }
  .vine-illustration { width: 100%; height: auto; }
  .vine { fill: none; stroke-linecap: round; }
  .vine-main { stroke: var(--sage-deep); stroke-width: 2.5; opacity: 0.9; }
  .vine-soft { stroke: var(--sage); stroke-width: 1.5; opacity: 0.5; }
  .leaf-fill-a { fill: var(--sage-deep); opacity: 0.92; }
  .leaf-fill-b { fill: var(--sage); opacity: 0.85; }
  .leaf-fill-c { fill: var(--accent); opacity: 0.85; }
  .seed { fill: var(--accent); opacity: 0.7; }

  @media (prefers-reduced-motion: no-preference) {
    .hero-copy > * { opacity: 0; animation: rise 0.7s ease forwards; }
    .hero-copy h1 { animation-delay: 0.05s; }
    .hero-copy .lede { animation-delay: 0.2s; }
    .hero-copy .micro-tagline { animation-delay: 0.35s; }
    .hero-copy .hero-actions { animation-delay: 0.5s; }
  }
  @keyframes rise {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* -------- divider -------- */
  .divider {
    display: flex;
    justify-content: center;
    padding: 8px 0 32px;
  }
  .divider svg { width: 160px; height: 20px; }
  .divider path { fill: none; stroke: var(--sage); stroke-width: 1.6; opacity: 0.6; }

  /* -------- section shared -------- */
  section { padding: 24px 24px 72px; }
  section > .wrap > h2 {
    font-size: clamp(1.7rem, 2vw + 1rem, 2.3rem);
    max-width: 18ch;
  }
  .section-intro {
    max-width: 56ch;
    color: var(--ink-soft);
    font-size: 1.05rem;
  }

  /* -------- services -------- */
  .service-primary {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 28px;
    padding: clamp(28px, 4vw, 48px);
    margin-top: 28px;
  }
  .service-primary h3 {
    font-size: clamp(1.5rem, 2vw + 1rem, 2rem);
  }
  .service-primary p { max-width: 60ch; color: var(--ink-soft); }
  .leaf-list {
    list-style: none;
    margin: 20px 0 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 12px 28px;
  }
  .leaf-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--ink);
    font-size: 0.98rem;
  }
  .li-leaf { width: 18px; height: 9px; flex: none; fill: var(--sage-deep); }

  .service-secondary { margin-top: 36px; }
  .service-secondary h4 {
    font-size: 1.1rem;
    color: var(--ink-soft);
    font-weight: 600;
    font-family: 'Karla', sans-serif;
    letter-spacing: 0.01em;
  }
  .secondary-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 24px;
    margin-top: 14px;
  }
  .secondary-grid > div {
    border-top: 1px solid var(--line);
    padding-top: 14px;
  }
  .secondary-grid h5 {
    font-family: 'Fraunces', serif;
    font-weight: 500;
    font-size: 1.15rem;
    margin-bottom: 6px;
  }
  .secondary-grid p { color: var(--ink-soft); font-size: 0.97rem; margin: 0; max-width: 34ch; }

  /* -------- approach -------- */
  .approach { background: var(--bg-soft); }
  .approach .wrap > p.section-intro { margin-top: 14px; }
  .principles {
    display: grid;
    grid-template-columns: repeat(3, minmax(0,1fr));
    gap: 28px;
    margin-top: 36px;
  }
  .principle {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 24px;
  }
  .principle svg { width: 30px; height: 30px; margin-bottom: 12px; }
  .principle .p-leaf { fill: var(--sage-deep); }
  .principle h3 {
    font-size: 1.15rem;
    margin-bottom: 6px;
  }
  .principle p { color: var(--ink-soft); font-size: 0.96rem; margin: 0; }

  /* -------- book -------- */
  .book {
    background: var(--sage-deep);
    color: var(--surface);
    border-radius: 32px;
    margin: 0 24px;
    padding: clamp(36px, 5vw, 64px);
  }
  .book h2, .book p { color: var(--surface); }
  .book .section-intro { color: color-mix(in srgb, var(--surface) 80%, transparent); }
  .book-contact {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px;
    margin-top: 28px;
  }
  .book .btn {
    background: var(--surface);
    color: var(--sage-deep);
  }
  .book .text-link {
    color: color-mix(in srgb, var(--surface) 85%, transparent);
    text-decoration-color: color-mix(in srgb, var(--surface) 40%, transparent);
  }
  .book .text-link:hover { color: var(--surface); text-decoration-color: var(--surface); }

  /* -------- footer -------- */
  footer {
    padding: 48px 24px 56px;
    text-align: center;
    color: var(--ink-soft);
    font-size: 0.9rem;
  }
  footer .foot-mark {
    width: 26px; height: 26px;
    margin: 0 auto 12px;
  }
  footer .foot-mark .li-leaf { fill: var(--sage-deep); }

  /* -------- responsive -------- */
  @media (max-width: 860px) {
    .hero { grid-template-columns: 1fr; padding-top: 40px; }
    .hero-art { order: 2; max-width: 320px; margin: 0 auto; opacity: 0.9; }
    .hero-copy { order: 1; }
    .leaf-list { grid-template-columns: 1fr; }
    .secondary-grid { grid-template-columns: 1fr; }
    .principles { grid-template-columns: 1fr; }
    .service-primary { padding: 24px; border-radius: 22px; }
    .book { margin: 0 12px; border-radius: 24px; }
  }