:root {
    /* ===== Core palette — inks (backgrounds) ===== */
    --ink:        #0a0f0d;
    --ink-2:      #121815;
    --ink-3:      #1a221e;

    /* ===== Illustration-only palette (SVG artwork) =====
       DO NOT use on UI surfaces, text, buttons, dividers, borders.
       `--illus-` prefix signals scope. */
    --illus-moss:       #2d3b33;
    --illus-moss-deep:  #1e2922;
    --illus-algae:      #5a7a5f;

    /* ===== Bone (primary text, on-dark) ===== */
    --bone:       #ede6d6;
    --bone-dim:   #c9c2b3;
    --bone-fade:  #8a8578;

    /* ===== Gold (accent) ===== */
    --gold:       #b89968;
    --gold-dim:   #8c7450;

    /* ===== Lines & mists ===== */
    --mist:       rgba(237, 230, 214, 0.08);
    --line:       rgba(237, 230, 214, 0.14);
    --line-soft:  rgba(237, 230, 214, 0.06);

    /* ===== Semantic aliases (prefer these in new code) ===== */
    --bg:             var(--ink);
    --bg-elevated:    var(--ink-2);
    --bg-hover:       var(--ink-3);
    --fg:             var(--bone);
    --fg-muted:       var(--bone-dim);
    --fg-faint:       var(--bone-fade);
    --accent:         var(--gold);
    --accent-dim:     var(--gold-dim);
    --border:         var(--line);
    --border-soft:    var(--line-soft);

    /* ===== Families ===== */
    --f-display: 'Fraunces', 'Noto Serif SC', serif;
    --f-body:    'Fraunces', 'Noto Serif SC', serif;
    --f-mono:    'DM Mono', 'Courier New', monospace;
    --f-cn:      'Noto Serif SC', 'Fraunces', serif;

    /* ===== Type scale ===== */
    --t-hero:     clamp(56px, 8vw, 112px);
    --t-section:  clamp(40px, 5vw, 68px);
    --t-sub:      32px;
    --t-card:     28px;
    --t-quote:    clamp(24px, 2.6vw, 34px);
    --t-body-lg:  17px;
    --t-body:     15px;
    --t-caption:  13px;
    --t-meta:     11px;
    --t-micro:    10px;
    --t-nano:      9px;

    /* ===== Spacing scale ===== */
    --sp-1:   4px;
    --sp-2:   8px;
    --sp-3:  12px;
    --sp-4:  16px;
    --sp-5:  20px;
    --sp-6:  24px;
    --sp-8:  32px;
    --sp-10: 40px;
    --sp-12: 48px;
    --sp-16: 64px;
    --sp-20: 80px;
    --sp-24: 96px;
    --sp-section: 140px;

    /* ===== Layout ===== */
    --maxw:   1440px;
    --gutter: 48px;

    /* ===== Motion ===== */
    --ease:     cubic-bezier(0.2, 0.6, 0.2, 1);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --dur-fast: 0.3s;
    --dur-med:  0.4s;
    --dur-slow: 0.6s;
    --dur-rev:  1s;

    /* ===== Letter-spacing system ===== */
    --ls-display: -0.025em;
    --ls-hero:    -0.035em;
    --ls-mono-s:  0.2em;
    --ls-mono-m:  0.24em;
    --ls-mono-l:  0.3em;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }

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

  body {
    font-family: var(--f-body);
    background: var(--ink);
    color: var(--bone);
    line-height: 1.5;
    overflow-x: hidden;
    font-weight: 300;
    font-optical-sizing: auto;
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* Anchor-link landing compensates for fixed nav */
  :where([id]) { scroll-margin-top: 96px; }
  @media (max-width: 768px) { :where([id]) { scroll-margin-top: 72px; } }

  /* Keyboard-focus outline (does not affect mouse/touch users) */
  :focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 3px;
    border-radius: 2px;
  }
  a:focus-visible, button:focus-visible { outline-offset: 4px; }
  input:focus-visible, select:focus-visible, textarea:focus-visible { outline: none; }

  /* ————— Film grain overlay ————— */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.035;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  }

  /* ————— Typography primitives ————— */
  .eyebrow {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--bone-fade);
    font-weight: 400;
  }

  .num {
    font-family: var(--f-mono);
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.04em;
  }

  .latin {
    font-style: italic;
    font-weight: 300;
    color: var(--bone-dim);
  }

  h1, h2, h3, h4 {
    font-family: var(--f-display);
    font-weight: 300;
    letter-spacing: -0.02em;
    line-height: 1.02;
  }

  /* ————— Nav ————— */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 28px 48px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 40px;
    background: linear-gradient(to bottom, rgba(10,15,13,0.85), rgba(10,15,13,0));
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }

  .nav-logo {
    font-family: var(--f-display);
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0.02em;
    color: var(--bone);
    display: flex;
    align-items: baseline;
    gap: 10px;
  }
  .nav-logo .mark {
    display: inline-block;
    width: 6px; height: 6px;
    background: var(--gold);
    border-radius: 50%;
    transform: translateY(-3px);
  }
  .nav-logo em {
    font-family: var(--f-mono);
    font-size: 9px;
    letter-spacing: 0.2em;
    color: var(--bone-fade);
    text-transform: uppercase;
    font-style: normal;
  }

  .nav-center {
    display: flex;
    gap: 36px;
    justify-content: center;
  }
  .nav-center a {
    font-family: var(--f-mono);
    font-size: 13px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--bone-dim);
    text-decoration: none;
    position: relative;
    padding: 4px 0;
    transition: color 0.4s var(--ease);
  }
  .nav-center a::after {
    content: '';
    position: absolute;
    left: 50%; bottom: -2px;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: all 0.4s var(--ease);
    transform: translateX(-50%);
  }
  .nav-center a:hover { color: var(--bone); }
  .nav-center a:hover::after { width: 100%; }

  .nav-right {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 18px;
  }
  .nav-lang {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    color: var(--bone-fade);
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }
  .nav-lang button {
    background: transparent;
    border: none;
    color: var(--bone-fade);
    font-family: inherit;
    font-size: inherit;
    letter-spacing: inherit;
    cursor: pointer;
    padding: 4px 2px;
    transition: color 0.3s var(--ease);
  }
  .nav-lang button:hover { color: var(--bone-dim); }
  .nav-lang button.active { color: var(--bone); }
  .nav-lang .divider { opacity: 0.4; }

  /* ————— Bilingual switching ————— */
  /* Default (English): show .lang-en, hide .lang-zh */
  .lang-zh { display: none !important; }
  html[lang="zh"] .lang-en { display: none !important; }
  html[lang="zh"] .lang-zh { display: revert !important; }
  /* Chinese typography when zh is active */
  html[lang="zh"] body {
    font-family: var(--f-cn), var(--f-body);
  }
  html[lang="zh"] h1, html[lang="zh"] h2, html[lang="zh"] h3, html[lang="zh"] h4,
  html[lang="zh"] .hero-featured-card .title,
  html[lang="zh"] .service-title,
  html[lang="zh"] .philosophy-quote,
  html[lang="zh"] .atelier-info h2,
  html[lang="zh"] .visit-info h2 {
    font-family: var(--f-cn);
    font-weight: 400;
  }
  /* Chinese mode: italics become gold (no slant), tighten heading letter-spacing */
  html[lang="zh"] em {
    font-style: normal;
    color: var(--gold);
  }
  html[lang="zh"] h1,
  html[lang="zh"] h2 {
    letter-spacing: 0;
  }
  .nav-cta {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink);
    background: var(--bone);
    padding: 10px 18px;
    text-decoration: none;
    transition: all 0.4s var(--ease);
    border: 1px solid var(--bone);
  }
  .nav-cta:hover {
    background: transparent;
    color: var(--bone);
  }

  /* ————— Hero ————— */
  .hero {
    min-height: 100vh;
    min-height: 100svh;
    position: relative;
    display: flex;
    align-items: center;
    padding: max(96px, calc(env(safe-area-inset-top) + 80px)) 48px 80px;
    overflow: hidden;
    background:
      radial-gradient(ellipse at 80% 40%, rgba(45, 59, 51, 0.6), transparent 60%),
      radial-gradient(ellipse at 20% 80%, rgba(90, 122, 95, 0.25), transparent 50%),
      linear-gradient(180deg, #0a0f0d 0%, #0d1311 50%, #0a0f0d 100%);
  }

  /* animated water ripple svg pattern */
  .hero-water {
    position: absolute;
    inset: 0;
    opacity: 0.5;
    pointer-events: none;
  }
  .hero-water svg { width: 100%; height: 100%; }

  .hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    align-items: center;
  }

  .hero-left {
    position: relative;
  }
  .hero-meta {
    display: flex;
    gap: 40px;
    margin-bottom: 48px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--line);
    animation: fadeUp 1s var(--ease-out) 0.2s both;
  }
  .hero-meta > div {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }
  .hero-meta-val {
    font-family: var(--f-display);
    font-size: 15px;
    color: var(--bone);
    letter-spacing: 0.01em;
  }

  .hero h1 {
    font-size: clamp(56px, 8vw, 112px);
    font-weight: 300;
    line-height: 0.96;
    letter-spacing: -0.035em;
    margin-bottom: 40px;
    color: var(--bone);
  }
  .hero h1 .shine {
    font-style: italic;
    font-weight: 300;
    color: var(--gold);
  }
  .hero h1 .b {
    display: block;
    animation: fadeUp 1.2s var(--ease-out) both;
  }
  .hero h1 .b:nth-child(1) { animation-delay: 0.4s; }
  .hero h1 .b:nth-child(2) { animation-delay: 0.55s; }
  .hero h1 .b:nth-child(3) { animation-delay: 0.7s; }

  .hero-lede {
    font-size: 17px;
    line-height: 1.65;
    color: var(--bone-dim);
    max-width: 440px;
    margin-bottom: 48px;
    animation: fadeUp 1s var(--ease-out) 0.9s both;
  }
  .hero-lede::first-letter {
    font-size: 1.4em;
    font-style: italic;
    color: var(--gold);
  }

  .hero-coda {
    margin-top: -28px;
    animation-delay: 1.05s;
  }
  .hero-coda::first-letter {
    font-size: inherit;
    font-style: inherit;
    color: inherit;
  }

  .hero-ctas {
    display: flex;
    gap: 16px;
    align-items: center;
    animation: fadeUp 1s var(--ease-out) 1.05s both;
  }
  .btn-primary {
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--ink);
    background: var(--bone);
    padding: 16px 28px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    border: 1px solid var(--bone);
    transition: all 0.4s var(--ease);
  }
  .btn-primary:hover {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--ink);
  }
  .btn-primary .arrow {
    display: inline-block;
    transition: transform 0.4s var(--ease);
  }
  .btn-primary:hover .arrow { transform: translateX(6px); }

  .btn-ghost {
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--bone);
    padding: 16px 4px;
    text-decoration: none;
    border-bottom: 1px solid var(--bone-fade);
    transition: all 0.4s var(--ease);
  }
  .btn-ghost:hover {
    color: var(--gold);
    border-color: var(--gold);
  }

  .hero-right {
    position: relative;
    aspect-ratio: 4 / 3;
    max-height: 540px;
  }

  /* hero decorative fish/plant composition */
  .hero-composition {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .hero-composition svg {
    width: 100%;
    height: 100%;
    overflow: visible;
  }
  .hero-composition picture {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    box-shadow:
      0 30px 80px -20px rgba(0, 0, 0, 0.6),
      0 0 0 1px rgba(184, 153, 104, 0.08);
  }
  .hero-composition img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(0.88) contrast(1.03) brightness(0.96);
  }
  .hero-composition picture::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
      radial-gradient(ellipse at center, transparent 55%, rgba(10, 15, 13, 0.35) 100%),
      linear-gradient(to bottom, rgba(10, 15, 13, 0.15) 0%, transparent 20%, transparent 80%, rgba(10, 15, 13, 0.25) 100%);
  }
  .hero-tab {
    position: absolute;
    top: 16px;
    left: 18px;
    font-family: var(--f-mono);
    font-size: 9px;
    letter-spacing: 0.4em;
    color: rgba(237, 230, 214, 0.55);
    pointer-events: none;
    text-transform: uppercase;
    white-space: nowrap;
    z-index: 2;
  }
  .hero-tab::before {
    content: '◆ ';
    color: var(--gold);
    margin-right: 4px;
  }

  .hero-index {
    position: absolute;
    top: 16px;
    right: 18px;
    text-align: right;
    font-family: var(--f-mono);
    font-size: 10px;
    color: rgba(237, 230, 214, 0.75);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    animation: fadeUp 1s var(--ease-out) 1.2s both;
    z-index: 2;
  }
  .hero-index .big {
    font-family: var(--f-display);
    font-size: 56px;
    font-style: italic;
    color: var(--gold);
    display: block;
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.03em;
  }

  .hero-coord {
    position: absolute;
    bottom: 16px;
    left: 18px;
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    color: rgba(237, 230, 214, 0.75);
    text-transform: uppercase;
    animation: fadeUp 1s var(--ease-out) 1.2s both;
    z-index: 2;
  }
  .hero-coord::before {
    content: '◆';
    color: var(--gold);
    margin-right: 10px;
  }

  .scroll-cue {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--f-mono);
    font-size: 9px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--bone-fade);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    animation: fadeIn 1s 1.5s both;
  }
  .scroll-cue::after {
    content: '';
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--bone-fade), transparent);
    animation: scrollPulse 2.4s ease-in-out infinite;
  }

  @keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
    50% { opacity: 1; transform: scaleY(1); }
  }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
  }
  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }

  /* swimming animation */
  @keyframes swim {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(15px, -8px) rotate(-2deg); }
    50% { transform: translate(30px, 0) rotate(0deg); }
    75% { transform: translate(15px, 8px) rotate(2deg); }
  }
  @keyframes sway {
    0%, 100% { transform: rotate(-3deg); }
    50% { transform: rotate(3deg); }
  }
  @keyframes bubbleRise {
    0% { transform: translateY(0); opacity: 0; }
    20% { opacity: 0.6; }
    100% { transform: translateY(-400px); opacity: 0; }
  }

  .fish-1 { animation: swim 8s ease-in-out infinite; transform-origin: center; }
  .fish-2 { animation: swim 11s ease-in-out infinite reverse; transform-origin: center; }
  .fish-3 { animation: swim 9s ease-in-out 1s infinite; transform-origin: center; }
  .plant { animation: sway 5s ease-in-out infinite; transform-origin: bottom center; }
  .plant-2 { animation: sway 7s ease-in-out 0.5s infinite; transform-origin: bottom center; }
  .bubble { animation: bubbleRise 6s ease-out infinite; }
  .bubble-2 { animation: bubbleRise 8s ease-out 2s infinite; }
  .bubble-3 { animation: bubbleRise 7s ease-out 4s infinite; }

  /* ————— Section scaffolding ————— */
  section {
    padding: 140px 48px;
    position: relative;
  }
  .container {
    max-width: 1440px;
    margin: 0 auto;
  }

  .sec-head {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 80px;
    align-items: end;
    margin-bottom: 80px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--line);
  }
  .sec-head-left {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .sec-head-left .num-label {
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.3em;
    color: var(--gold);
  }
  .sec-head-left .eyebrow-sec {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--bone-fade);
  }
  .sec-head h2 {
    font-size: clamp(40px, 5vw, 68px);
    font-weight: 300;
    letter-spacing: -0.025em;
    line-height: 1.02;
    color: var(--bone);
  }
  .sec-head h2 em {
    font-style: italic;
    color: var(--gold);
    font-weight: 300;
  }
  .sec-head-right {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
    row-gap: 24px;
  }
  .sec-head h2 {
    flex: 0 0 auto;
    min-width: max-content;
  }
  .sec-head-intro {
    font-size: 15px;
    color: var(--bone-dim);
    line-height: 1.7;
    max-width: 420px;
    flex: 1 1 320px;
    min-width: 0;
  }

  /* ————— Philosophy strip ————— */
  .philosophy {
    background: var(--ink-2);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 100px 48px;
  }
  .philosophy-grid {
    max-width: 1440px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 100px;
    align-items: start;
  }
  .philosophy-left p.eyebrow {
    margin-bottom: 20px;
  }
  .philosophy-left .mark-big {
    font-family: var(--f-display);
    font-style: italic;
    font-size: 120px;
    line-height: 0.8;
    color: var(--gold);
    font-weight: 300;
  }
  .philosophy-quote {
    font-family: var(--f-display);
    font-size: clamp(24px, 2.6vw, 34px);
    line-height: 1.4;
    letter-spacing: -0.015em;
    color: var(--bone);
    font-weight: 300;
  }
  .philosophy-quote em {
    color: var(--gold);
    font-style: italic;
  }
  .philosophy-sig {
    margin-top: 40px;
    display: flex;
    align-items: center;
    gap: 16px;
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--bone-fade);
  }
  .philosophy-sig::before {
    content: '';
    width: 40px;
    height: 1px;
    background: var(--gold);
  }

  /* ————— Species catalog ————— */
  .species {
    background: var(--ink);
    padding-bottom: 80px;
  }
  .species-filter {
    display: flex;
    gap: 4px;
    margin-bottom: 48px;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--line-soft);
    padding-bottom: 20px;
  }
  .species-filter button {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--bone-fade);
    background: transparent;
    border: 1px solid transparent;
    padding: 10px 16px;
    cursor: pointer;
    transition: all 0.3s var(--ease);
  }
  .species-filter button:hover { color: var(--bone); }
  .species-filter button.active {
    color: var(--bone);
    border-color: var(--line);
    background: var(--ink-3);
  }

  .species-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--line-soft);
    border: 1px solid var(--line-soft);
    animation: gridFadeIn 0.5s var(--ease-out);
  }
  .species-grid[hidden] { display: none; }
  @keyframes gridFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .species-card {
    background: var(--ink);
    padding: 40px 32px;
    position: relative;
    transition: all 0.5s var(--ease);
    cursor: pointer;
    min-height: 380px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
  }
  .species-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(184, 153, 104, 0.08), transparent 60%);
    opacity: 0;
    transition: opacity 0.5s var(--ease);
    pointer-events: none;
  }
  .species-card:hover::before { opacity: 1; }
  .species-card:hover { background: var(--ink-2); }

  .species-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 32px;
  }
  .species-num {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    color: var(--bone-fade);
  }
  .species-tag {
    font-family: var(--f-mono);
    font-size: 9px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    border: 1px solid var(--gold-dim);
    padding: 4px 8px;
  }

  .species-visual {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 20px 0;
    min-height: 140px;
    position: relative;
  }
  .species-visual svg,
  .species-visual picture,
  .species-visual img {
    max-width: 100%;
    max-height: 140px;
    overflow: visible;
    display: block;
  }
  .species-visual img {
    object-fit: contain;
    filter: saturate(0.95);
  }
  /* Plant cards — image bleeds full-width below the N° header */
  /* Fish cards — 16:9 transparent PNG, full-width bleed */
  .species-grid[data-cat="fish"] .species-card {
    justify-content: flex-start;
  }
  .species-grid[data-cat="fish"] .species-head {
    margin-bottom: 12px;
  }
  .species-grid[data-cat="fish"] .species-visual {
    display: block;
    margin: 0 -32px 24px;
    width: calc(100% + 64px);
    height: auto;
    min-height: auto;
    max-height: none;
    aspect-ratio: 4 / 3;
    flex-grow: 0;
    overflow: hidden;
  }
  .species-grid[data-cat="fish"] .species-visual picture {
    display: block;
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
  }
  .species-grid[data-cat="fish"] .species-visual img {
    display: block !important;
    width: 100% !important;
    max-width: none !important;
    height: 100% !important;
    max-height: none !important;
    object-fit: cover !important;
  }
  .species-grid[data-cat="fish"] .species-body {
    margin-top: auto;
  }

  .species-grid[data-cat="plant"] .species-card {
    justify-content: flex-start;
  }
  .species-grid[data-cat="plant"] .species-head {
    margin-bottom: 12px;
  }
  .species-grid[data-cat="plant"] .species-visual {
    display: block;
    margin: 0 -32px 24px;
    width: calc(100% + 64px);
    aspect-ratio: 4 / 3;
    height: auto;
    min-height: auto;
    max-height: none;
    flex-grow: 0;
    overflow: hidden;
  }
  .species-grid[data-cat="plant"] .species-visual picture {
    display: block;
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
  }
  .species-grid[data-cat="plant"] .species-visual img {
    display: block !important;
    width: 100% !important;
    max-width: none !important;
    height: 100% !important;
    max-height: none !important;
    object-fit: cover !important;
  }
  .species-grid[data-cat="plant"] .species-body {
    margin-top: auto;
  }

  /* Reptile cards — 4:3 landscape editorial photo, full width no crop */
  .species-grid[data-cat="reptile"] .species-card {
    justify-content: flex-start;
  }
  .species-grid[data-cat="reptile"] .species-head {
    margin-bottom: 12px;
  }
  .species-grid[data-cat="reptile"] .species-visual {
    display: block;
    margin: 0 -32px 24px;
    width: calc(100% + 64px);
    height: auto;
    min-height: auto;
    max-height: none;
    aspect-ratio: 4 / 3;
    flex-grow: 0;
    overflow: hidden;
  }
  .species-grid[data-cat="reptile"] .species-visual picture {
    display: block;
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
  }
  .species-grid[data-cat="reptile"] .species-visual img {
    display: block !important;
    width: 100% !important;
    max-width: none !important;
    height: 100% !important;
    max-height: none !important;
    object-fit: cover !important;
  }
  .species-grid[data-cat="reptile"] .species-body {
    margin-top: auto;
  }

  /* Hardware cards — 4:3 landscape museum-artifact photo, full width */
  .species-grid[data-cat="hardware"] .species-card {
    justify-content: flex-start;
  }
  .species-grid[data-cat="hardware"] .species-head {
    margin-bottom: 12px;
  }
  .species-grid[data-cat="hardware"] .species-visual {
    display: block;
    margin: 0 -32px 24px;
    width: calc(100% + 64px);
    height: auto;
    min-height: auto;
    max-height: none;
    aspect-ratio: 4 / 3;
    flex-grow: 0;
    overflow: hidden;
  }
  .species-grid[data-cat="hardware"] .species-visual picture {
    display: block;
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
  }
  .species-grid[data-cat="hardware"] .species-visual img {
    display: block !important;
    width: 100% !important;
    max-width: none !important;
    height: 100% !important;
    max-height: none !important;
    object-fit: cover !important;
  }
  .species-grid[data-cat="hardware"] .species-body {
    margin-top: auto;
  }

  .species-body h3 {
    font-size: 28px;
    font-weight: 300;
    letter-spacing: -0.02em;
    color: var(--bone);
    margin-bottom: 4px;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
  }
  .species-body h3 .cn {
    font-family: var(--f-cn);
    font-size: 18px;
    color: var(--bone-dim);
    font-weight: 300;
  }
  .species-latin {
    font-style: italic;
    font-family: var(--f-display);
    font-size: 13px;
    color: var(--gold);
    font-weight: 300;
    margin-bottom: 16px;
  }
  .species-notes {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--line-soft);
  }
  .species-note-row {
    display: flex;
    justify-content: space-between;
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
  }
  .species-note-row .k {
    color: var(--bone-fade);
    text-transform: uppercase;
  }
  .species-note-row .v {
    color: var(--bone-dim);
  }

  /* Other categories grid */
  .other-cats {
    margin-top: 60px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--line-soft);
    border: 1px solid var(--line-soft);
  }
  .other-cat {
    background: var(--ink);
    padding: 48px 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: background 0.4s var(--ease);
    cursor: pointer;
  }
  .other-cat:hover { background: var(--ink-2); }
  .other-cat-num {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    color: var(--gold);
  }
  .other-cat h3 {
    font-size: 32px;
    font-weight: 300;
    line-height: 1;
    letter-spacing: -0.02em;
    color: var(--bone);
  }
  .other-cat h3 .cn {
    font-family: var(--f-cn);
    font-size: 18px;
    color: var(--bone-dim);
    display: block;
    margin-top: 6px;
    font-weight: 300;
  }
  .other-cat p {
    font-size: 13px;
    color: var(--bone-fade);
    line-height: 1.6;
    flex-grow: 1;
  }
  .other-cat .more {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--bone-dim);
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .other-cat .more::after { content: '→'; transition: transform 0.3s var(--ease); }
  .other-cat:hover .more::after { transform: translateX(6px); }

  /* ————— Services section ————— */
  .services {
    background: var(--ink-2);
    border-top: 1px solid var(--line);
  }
  .services-list {
    display: flex;
    flex-direction: column;
  }
  .service-row {
    display: grid;
    grid-template-columns: 120px 1.2fr 2fr 160px;
    gap: 48px;
    padding: 48px 0;
    border-bottom: 1px solid var(--line);
    align-items: center;
    cursor: pointer;
    transition: all 0.5s var(--ease);
    position: relative;
  }
  .service-row:first-child { border-top: 1px solid var(--line); }
  .service-row::before {
    content: '';
    position: absolute;
    left: 0; top: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, rgba(184, 153, 104, 0.08), transparent);
    transition: width 0.6s var(--ease);
    pointer-events: none;
  }
  .service-row:hover::before { width: 100%; }
  .service-row:hover .service-title {
    color: var(--gold);
    transform: translateX(8px);
  }

  .service-num {
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--bone-fade);
  }
  .service-title {
    font-family: var(--f-display);
    font-size: 32px;
    font-weight: 300;
    letter-spacing: -0.02em;
    color: var(--bone);
    line-height: 1.1;
    transition: all 0.4s var(--ease);
  }
  .service-title .cn {
    display: block;
    font-family: var(--f-cn);
    font-size: 15px;
    color: var(--bone-dim);
    margin-top: 6px;
    font-weight: 300;
  }
  .service-desc {
    font-size: 15px;
    color: var(--bone-dim);
    line-height: 1.65;
  }
  .service-meta {
    text-align: right;
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.15em;
    color: var(--bone-fade);
    text-transform: uppercase;
  }
  .service-meta .price {
    display: block;
    font-family: var(--f-display);
    font-size: 14px;
    font-style: italic;
    color: var(--gold);
    letter-spacing: 0;
    text-transform: none;
    margin-bottom: 6px;
  }

  /* ————— Atelier / Store visit ————— */
  .atelier {
    background: var(--ink);
    overflow: hidden;
  }
  .atelier-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    max-width: 1440px;
    margin: 0 auto;
    align-items: stretch;
    min-height: 640px;
  }
  .atelier-visual {
    position: relative;
    background: linear-gradient(135deg, var(--illus-moss-deep), var(--ink-2));
    border: 1px solid var(--line);
    overflow: hidden;
  }
  .atelier-visual svg,
  .atelier-visual picture,
  .atelier-visual img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }
  .atelier-visual img { filter: saturate(0.9) contrast(1.02); }
  .atelier-visual::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
      linear-gradient(180deg, transparent 60%, rgba(10, 15, 13, 0.85)),
      radial-gradient(ellipse at center, transparent 40%, rgba(10, 15, 13, 0.6));
    pointer-events: none;
  }
  .atelier-label {
    position: absolute;
    bottom: 32px;
    left: 32px;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
  .atelier-label .eyebrow {
    color: var(--bone-dim);
  }
  .atelier-label .name {
    font-family: var(--f-display);
    font-size: 24px;
    font-style: italic;
    color: var(--bone);
    font-weight: 300;
  }

  .atelier-info {
    padding: 80px 64px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 40px;
    background: var(--ink-2);
    border: 1px solid var(--line);
    border-left: none;
  }
  .atelier-info h2 {
    font-size: clamp(36px, 4vw, 56px);
    font-weight: 300;
    letter-spacing: -0.025em;
    line-height: 1.05;
    color: var(--bone);
  }
  .atelier-info h2 em {
    font-style: italic;
    color: var(--gold);
  }
  .atelier-lede {
    font-size: 16px;
    line-height: 1.7;
    color: var(--bone-dim);
  }
  .atelier-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    padding: 32px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .atelier-stat {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
  .atelier-stat .big {
    font-family: var(--f-display);
    font-size: 40px;
    font-weight: 300;
    color: var(--bone);
    letter-spacing: -0.02em;
    line-height: 1;
  }
  .atelier-stat .big sup {
    font-size: 18px;
    color: var(--gold);
    vertical-align: super;
    font-style: italic;
  }
  .atelier-stat .lbl {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--bone-fade);
  }

  /* ————— Journal (optional editorial content) ————— */
  .journal-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
  }
  .journal-card {
    display: flex;
    flex-direction: column;
    gap: 20px;
    cursor: pointer;
  }
  .journal-img {
    aspect-ratio: 3/2;
    background: var(--ink-2);
    border: 1px solid var(--line);
    position: relative;
    overflow: hidden;
  }
  .journal-img svg,
  .journal-img picture,
  .journal-img img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }
  .journal-img img { filter: saturate(0.92); transition: transform 0.6s var(--ease); }
  .journal-card:hover .journal-img img { transform: scale(1.03); }
  .journal-card h3 {
    font-size: 24px;
    font-weight: 300;
    letter-spacing: -0.015em;
    color: var(--bone);
    line-height: 1.2;
    transition: color 0.3s var(--ease);
  }
  .journal-card:hover h3 { color: var(--gold); }
  .journal-meta {
    display: flex;
    gap: 16px;
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--bone-fade);
  }

  /* ————— Visit / Contact ————— */
  .visit {
    background: var(--ink);
    border-top: 1px solid var(--line);
  }
  .visit-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
  }
  .visit-info h2 {
    font-size: clamp(44px, 5.5vw, 80px);
    font-weight: 300;
    letter-spacing: -0.03em;
    line-height: 0.98;
    color: var(--bone);
    margin-bottom: 40px;
  }
  .visit-info h2 em {
    font-style: italic;
    color: var(--gold);
  }
  .visit-block {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 32px;
    padding: 28px 0;
    border-bottom: 1px solid var(--line);
  }
  .visit-block:first-of-type { border-top: 1px solid var(--line); }
  .visit-block .lbl {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--bone-fade);
    padding-top: 4px;
  }
  .visit-block .val {
    font-family: var(--f-display);
    font-size: 17px;
    color: var(--bone);
    font-weight: 300;
    line-height: 1.5;
  }
  .visit-block .val a {
    color: var(--bone);
    text-decoration: none;
    border-bottom: 1px solid var(--line);
    transition: all 0.3s var(--ease);
  }
  .visit-block .val a:hover {
    color: var(--gold);
    border-color: var(--gold);
  }
  .visit-block .val a.map-link {
    display: block;
    border-bottom: none;
    color: inherit;
  }
  .visit-block .val a.map-link:hover { color: var(--gold); }
  .visit-block .val a.map-link:hover .map-hint {
    opacity: 1;
    transform: translate(3px, -3px);
  }
  .map-hint {
    display: inline-block;
    margin-left: 6px;
    color: var(--gold);
    opacity: 0.55;
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
    font-family: var(--f-mono);
  }
  .visit-block .val .sub {
    display: block;
    font-family: var(--f-mono);
    font-size: 11px;
    color: var(--bone-fade);
    letter-spacing: 0.08em;
    margin-top: 6px;
  }

  .visit-form {
    background: var(--ink-2);
    border: 1px solid var(--line);
    padding: 56px 48px;
  }
  .visit-form h3 {
    font-size: 26px;
    font-weight: 300;
    letter-spacing: -0.01em;
    color: var(--bone);
    margin-bottom: 8px;
  }
  .visit-form h3 em {
    font-style: italic;
    color: var(--gold);
  }
  .visit-form p.eyebrow {
    margin-bottom: 40px;
  }
  .form-field {
    margin-bottom: 28px;
  }
  .form-field label {
    display: block;
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--bone-fade);
    margin-bottom: 8px;
  }
  .form-field input,
  .form-field textarea,
  .form-field select {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--line);
    padding: 12px 0;
    color: var(--bone);
    font-family: var(--f-display);
    font-size: 16px;
    font-weight: 300;
    outline: none;
    transition: border-color 0.3s var(--ease);
  }
  .form-field input:focus,
  .form-field textarea:focus,
  .form-field select:focus {
    border-color: var(--gold);
  }
  .form-field textarea {
    resize: vertical;
    min-height: 80px;
  }
  .form-field select {
    appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path d='M2 4 L6 9 L10 4' stroke='%238a8578' fill='none' stroke-width='1'/></svg>");
    background-repeat: no-repeat;
    background-position: right center;
    padding-right: 24px;
  }
  .form-field select option { background: var(--ink-2); color: var(--bone); }
  .form-submit {
    width: 100%;
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--ink);
    background: var(--bone);
    border: 1px solid var(--bone);
    padding: 18px;
    margin-top: 16px;
    cursor: pointer;
    transition: all 0.4s var(--ease);
  }
  .form-submit:hover {
    background: var(--gold);
    border-color: var(--gold);
  }

  /* ————— Footer ————— */
  footer {
    background: var(--ink);
    border-top: 1px solid var(--line);
    padding: 80px 48px 40px;
  }
  .footer-grid {
    max-width: 1440px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 64px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--line);
  }
  .footer-brand {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }
  .footer-logo {
    font-family: var(--f-display);
    font-size: 36px;
    font-weight: 300;
    color: var(--bone);
    letter-spacing: -0.01em;
  }
  .footer-logo em { font-style: italic; color: var(--gold); }
  .footer-brand p {
    font-size: 14px;
    color: var(--bone-dim);
    line-height: 1.7;
    max-width: 380px;
  }
  .footer-col h4 {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--bone-fade);
    margin-bottom: 20px;
    font-weight: 400;
  }
  .footer-col a {
    display: block;
    font-family: var(--f-display);
    font-size: 15px;
    color: var(--bone-dim);
    text-decoration: none;
    margin-bottom: 10px;
    transition: color 0.3s var(--ease);
  }
  .footer-col a:hover { color: var(--bone); }

  .footer-bottom {
    max-width: 1440px;
    margin: 40px auto 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--bone-fade);
  }
  .footer-bottom .socials {
    display: flex;
    gap: 16px;
  }
  .footer-bottom a { color: var(--bone-fade); text-decoration: none; transition: color 0.3s; }
  .footer-bottom a:hover { color: var(--gold); }

  /* ————— Scroll-reveal ————— */
  .reveal { opacity: 0; transform: translateY(32px); transition: opacity 1s var(--ease-out), transform 1s var(--ease-out); }
  .reveal.in { opacity: 1; transform: translateY(0); }

  /* ————— Gallery ————— */
  #gallery {
    background: var(--ink);
    border-top: 1px solid var(--line);
  }
  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 280px;
    gap: 4px;
    background: var(--line-soft);
    border: 1px solid var(--line-soft);
  }
  .gallery-tile {
    position: relative;
    background: var(--ink-2);
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.6s var(--ease);
  }
  .gallery-tile.gallery-hero {
    grid-column: span 2;
    grid-row: span 2;
  }
  .gallery-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }
  .gallery-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.2s var(--ease);
  }
  .gallery-tile:hover .gallery-img img { transform: scale(1.04); }

  /* Dark gradient placeholder for tiles (pre-image) — each slightly different */
  .gallery-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }
  .gallery-placeholder::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse at 30% 20%, rgba(184, 153, 104, 0.10), transparent 50%),
      radial-gradient(ellipse at 70% 80%, rgba(90, 122, 95, 0.14), transparent 55%);
    pointer-events: none;
  }
  .gallery-placeholder.ph-1 { background: linear-gradient(135deg, #1e2922 0%, #0a0f0d 100%); }
  .gallery-placeholder.ph-2 { background: linear-gradient(160deg, #1a221e 0%, #0a0f0d 100%); }
  .gallery-placeholder.ph-3 { background: linear-gradient(180deg, #2d3b33 0%, #0a0f0d 100%); }
  .gallery-placeholder.ph-4 { background: linear-gradient(200deg, #1e2922 0%, #0a0f0d 100%); }
  .gallery-placeholder.ph-5 { background: linear-gradient(220deg, #1a221e 0%, #0d1311 100%); }
  .gallery-placeholder.ph-6 { background: linear-gradient(150deg, #2d3b33 0%, #0a0f0d 100%); }
  .gallery-placeholder .ph-label {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.32em;
    color: var(--bone-fade);
    text-transform: uppercase;
    z-index: 1;
    opacity: 0.6;
  }

  .gallery-tile figcaption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 28px 24px 20px;
    background: linear-gradient(to top, rgba(10, 15, 13, 0.92) 0%, rgba(10, 15, 13, 0.6) 60%, transparent);
    display: flex;
    flex-direction: column;
    gap: 6px;
    transform: translateY(8px);
    opacity: 0.88;
    transition: transform 0.5s var(--ease), opacity 0.5s var(--ease);
  }
  .gallery-tile:hover figcaption {
    transform: translateY(0);
    opacity: 1;
  }
  .cap-num {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.28em;
    color: var(--gold);
    text-transform: uppercase;
  }
  .cap-title {
    font-family: var(--f-display);
    font-size: 20px;
    font-weight: 300;
    color: var(--bone);
    letter-spacing: -0.01em;
    line-height: 1.15;
  }
  .cap-meta {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--bone-fade);
    margin-top: 2px;
  }

  /* ————— Floating WhatsApp button ————— */
  .wa-float {
    position: fixed;
    right: 28px;
    bottom: 28px;
    z-index: 200;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.28), 0 2px 8px rgba(37, 211, 102, 0.3);
    transition: box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
    animation: waFadeIn 0.6s var(--ease-out) 0.8s both;
  }
  @keyframes waFadeIn {
    from { opacity: 0; transform: translateY(16px) scale(0.92); }
    to { opacity: 1; transform: translateY(0) scale(1); }
  }
  .wa-float:hover {
    box-shadow: 0 10px 34px rgba(0, 0, 0, 0.36), 0 0 0 4px rgba(37, 211, 102, 0.2);
    transform: translateY(-2px) scale(1.03);
  }
  .wa-float svg {
    width: 30px;
    height: 30px;
    fill: #fff;
    display: block;
  }
  /* subtle continuous pulse ring */
  .wa-float::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid #25D366;
    opacity: 0;
    animation: waPulse 2.4s ease-out infinite;
    pointer-events: none;
  }
  @keyframes waPulse {
    0% { opacity: 0.5; transform: scale(1); }
    100% { opacity: 0; transform: scale(1.35); }
  }
  /* tooltip */
  .wa-float .wa-tip {
    position: absolute;
    right: calc(100% + 14px);
    top: 50%;
    transform: translateY(-50%) translateX(8px);
    background: var(--ink-2);
    color: var(--bone);
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 10px 14px;
    white-space: nowrap;
    border: 1px solid var(--line);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  }
  .wa-float:hover .wa-tip {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
  }
  html[lang="zh"] .wa-float .wa-tip { letter-spacing: 0.05em; }

  /* ————— Hamburger button (hidden on desktop, shown ≤ 1024px) ————— */
  .nav-burger {
    display: none;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    position: relative;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
  }
  .nav-burger span {
    display: block;
    width: 22px;
    height: 1px;
    background: var(--bone);
    transition: transform 0.4s var(--ease), opacity 0.3s var(--ease);
  }
  .nav-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .nav-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  /* ————— Mobile menu overlay ————— */
  .mobile-menu {
    position: fixed;
    inset: 0;
    background: var(--ink);
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s var(--ease-out), visibility 0.5s;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 32px 32px;
    overflow-y: auto;
  }
  .mobile-menu.open {
    opacity: 1;
    visibility: visible;
  }
  .mobile-menu-inner {
    width: 100%;
    max-width: 480px;
    display: flex;
    flex-direction: column;
  }
  .mobile-menu a {
    display: flex;
    align-items: baseline;
    gap: 24px;
    padding: 22px 0;
    border-bottom: 1px solid var(--line);
    text-decoration: none;
    transform: translateY(12px);
    opacity: 0;
    transition: transform 0.6s var(--ease-out), opacity 0.6s var(--ease-out), color 0.3s var(--ease);
  }
  .mobile-menu.open a {
    transform: translateY(0);
    opacity: 1;
  }
  .mobile-menu.open a:nth-child(1) { transition-delay: 0.08s; }
  .mobile-menu.open a:nth-child(2) { transition-delay: 0.14s; }
  .mobile-menu.open a:nth-child(3) { transition-delay: 0.2s; }
  .mobile-menu.open a:nth-child(4) { transition-delay: 0.26s; }
  .mobile-menu.open a:nth-child(5) { transition-delay: 0.32s; }
  .mobile-menu.open a:nth-child(6) { transition-delay: 0.38s; }
  .mobile-menu a .mm-num {
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.24em;
    color: var(--gold);
    min-width: 36px;
  }
  .mobile-menu a .mm-label {
    font-family: var(--f-display);
    font-size: 28px;
    font-weight: 300;
    color: var(--bone);
    letter-spacing: -0.02em;
  }
  .mobile-menu a:hover .mm-label,
  .mobile-menu a:active .mm-label { color: var(--gold); }

  .mm-foot {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    gap: 12px;
    transform: translateY(12px);
    opacity: 0;
    transition: transform 0.6s var(--ease-out) 0.5s, opacity 0.6s var(--ease-out) 0.5s;
  }
  .mobile-menu.open .mm-foot { transform: translateY(0); opacity: 1; }
  .mm-foot > a {
    display: inline-block;
    padding: 14px 22px;
    background: #25D366;
    color: #fff;
    text-decoration: none;
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    text-align: center;
    border: none;
    transform: none !important;
    opacity: 1 !important;
    margin-top: 0;
  }
  .mm-addr {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    color: var(--bone-fade);
    text-transform: uppercase;
    text-align: center;
    padding-top: 6px;
  }

  /* lock body scroll when mobile menu is open */
  body.menu-open { overflow: hidden; }

  /* ======================================================================
     RESPONSIVE — four-tier system
     ≥1281px  : full desktop (base styles above)
     1025–1280: laptop / narrow desktop  — tighter paddings, smaller nav text
     769–1024 : tablet                   — single-column sec-heads, 2-col grids
     481–768  : large mobile / small tab — fully stacked, compact nav
     ≤480     : mobile portrait          — edge-optimised, safe-area aware
     ====================================================================== */

  /* ————— Laptop / narrow desktop: 1025–1280px ————— */
  @media (min-width: 1025px) and (max-width: 1280px) {
    nav { padding: 22px 36px; gap: 28px; }
    .nav-center { gap: 24px; }
    .nav-center a { font-size: 10px; letter-spacing: 0.16em; }
    .nav-logo { font-size: 17px; }

    .hero { padding: 110px 36px 80px; }
    .hero-grid { gap: 56px; }
    .hero h1 { font-size: clamp(52px, 6.5vw, 88px); }
    .hero-right { max-height: 480px; }

    section { padding: 120px 36px; }
    .sec-head { gap: 56px; margin-bottom: 64px; }
    .sec-head h2 { font-size: clamp(40px, 4.8vw, 60px); }

    .species-grid { grid-template-columns: repeat(3, 1fr); }
    .species-card { padding: 36px 28px; min-height: 360px; }
    .species-body h3 { font-size: 26px; }

    .service-row { grid-template-columns: 100px 1.1fr 2fr 140px; gap: 36px; padding: 40px 0; }
    .service-title { font-size: 28px; }

    .atelier-grid { min-height: 560px; }
    .atelier-info { padding: 64px 48px; }

    .visit-grid { gap: 64px; }
    .visit-form { padding: 48px 40px; }

    .gallery-grid { grid-auto-rows: 260px; }

    .philosophy { padding: 88px 36px; }
    .philosophy-grid { gap: 72px; }

    footer { padding: 72px 36px 36px; }
    .footer-grid { gap: 48px; }
  }

  /* ————— Tablet: 769–1024px ————— */
  @media (min-width: 769px) and (max-width: 1024px) {
    /* Nav: collapse to logo + burger, no center links */
    nav { padding: 18px 28px; grid-template-columns: 1fr auto; gap: 16px; }
    .nav-center { display: none; }
    .nav-burger { display: flex; }
    .nav-logo em { display: inline; font-size: 9px; }
    .nav-cta { display: none; }

    /* Hero: two columns but tighter */
    .hero { padding: 104px 32px 72px; min-height: auto; }
    .hero-grid { grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
    .hero-left { display: flex; flex-direction: column; }
    .hero-meta { gap: 24px; flex-wrap: nowrap; padding-bottom: 20px; margin-bottom: 36px; }
    .hero-meta > div { flex: 1 1 0; min-width: 0; }
    .hero-meta-val { font-size: 13px; }
    .hero h1 { font-size: clamp(44px, 6vw, 64px); margin-bottom: 28px; }
    .hero-lede { font-size: 15px; margin-bottom: 32px; max-width: 100%; }
    .hero-ctas { gap: 12px; flex-wrap: wrap; }
    .btn-primary, .btn-ghost { padding: 14px 22px; font-size: 10px; letter-spacing: 0.2em; }
    .hero-right { max-height: none; }
    .hero-index { font-size: 9px; }
    .hero-index .big { font-size: 46px; }
    .scroll-cue { bottom: 20px; }

    /* Section scaffolding */
    section { padding: 96px 32px; }
    .sec-head { grid-template-columns: 120px 1fr; gap: 48px; margin-bottom: 56px; padding-bottom: 28px; align-items: start; }
    .sec-head-right { align-items: flex-start; gap: 32px; row-gap: 20px; min-width: 0; }
    .sec-head-intro { max-width: 380px; flex: 1 1 280px; }
    .sec-head h2 { font-size: clamp(36px, 5.4vw, 52px); min-width: 0; }

    /* Species — 2 col + horizontal-scroll filter */
    .species-grid { grid-template-columns: repeat(2, 1fr); }
    .other-cats { grid-template-columns: repeat(2, 1fr); }
    .species-card { min-height: 340px; padding: 32px 24px; }

    /* Services — compact 3-column grid on tablet (num | title+desc | meta) */
    .service-row {
      grid-template-columns: 80px 1fr 140px;
      gap: 24px;
      padding: 32px 28px;
      align-items: start;
    }
    .service-row .service-num { grid-column: 1; grid-row: 1; }
    .service-row .service-title { grid-column: 2; grid-row: 1; }
    .service-row .service-desc { grid-column: 2; grid-row: 2; margin-top: 4px; }
    .service-row .service-meta { grid-column: 3; grid-row: 1 / span 2; text-align: right; }
    .service-num { font-size: 10px; }
    .service-title { font-size: 24px; }
    .service-desc { font-size: 14px; }
    .service-meta .price { font-size: 14px; }
    .service-row:hover .service-title { transform: none; }

    /* Atelier */
    .atelier-grid { grid-template-columns: 1fr 1fr; min-height: 520px; }
    .atelier-info { padding: 48px 36px; gap: 24px; }
    .atelier-info h2 { font-size: clamp(30px, 4vw, 42px); }

    /* Visit — stack on tablet, feels cramped in two columns at this width */
    .visit-grid { grid-template-columns: 1fr; gap: 40px; }
    .visit-info h2 { font-size: clamp(40px, 6vw, 56px); margin-bottom: 32px; }
    .visit-form { padding: 40px 32px; }

    /* Journal */
    .journal-grid { grid-template-columns: repeat(3, 1fr); gap: 28px; }
    .journal-card h3 { font-size: 20px; }

    /* Gallery */
    .gallery-grid { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 220px; gap: 3px; }
    .gallery-tile.gallery-hero { grid-column: span 2; grid-row: span 2; }

    /* Philosophy */
    .philosophy-grid { grid-template-columns: 1.2fr 2fr; gap: 56px; }
    .philosophy { padding: 80px 32px; }
    .philosophy-quote { font-size: clamp(22px, 2.8vw, 28px); }
    .philosophy-left .mark-big { font-size: 96px; }

    /* Footer */
    footer { padding: 64px 32px 32px; }
    .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; gap: 36px; }

    /* Prevent iOS zoom */
    input, select, textarea { font-size: 16px !important; }
  }

  /* ————— Large mobile / small tablet: 481–768px ————— */
  @media (min-width: 481px) and (max-width: 768px) {
    /* Nav */
    nav { padding: 16px 20px; grid-template-columns: 1fr auto; gap: 12px; }
    .nav-center { display: none; }
    .nav-burger { display: flex; }
    .nav-logo { font-size: 16px; }
    .nav-logo em { display: none; }
    .nav-cta { display: none; }

    /* Hero */
    .hero { padding: 96px 24px 64px; min-height: auto; }
    .hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .hero-meta { gap: 24px; flex-wrap: nowrap; padding-bottom: 20px; margin-bottom: 32px; }
    .hero-meta > div { flex: 1 1 0; min-width: 0; }
    .hero-meta-val { font-size: 13px; }
    .hero h1 { font-size: clamp(44px, 8vw, 64px); margin-bottom: 24px; line-height: 1.0; }
    .hero-lede { font-size: 15px; margin-bottom: 32px; max-width: 100%; }
    .hero-ctas { gap: 12px; flex-wrap: wrap; }
    .btn-primary, .btn-ghost { padding: 14px 22px; font-size: 10px; letter-spacing: 0.2em; }
    .hero-right { max-height: none; }
    .hero-index { font-size: 9px; }
    .hero-index .big { font-size: 40px; }
    .scroll-cue { display: none; }

    /* Section scaffolding */
    section { padding: 72px 24px; }
    .sec-head { grid-template-columns: 1fr; gap: 20px; margin-bottom: 44px; padding-bottom: 24px; }
    .sec-head-right { flex-direction: column; align-items: stretch; gap: 16px; }
    .sec-head-intro { max-width: 100%; font-size: 14px; flex: 0 0 auto; }
    .sec-head h2 { font-size: clamp(34px, 6vw, 44px); }

    /* Species — 2 col, horizontal-scroll filter */
    .species-filter {
      flex-wrap: nowrap;
      overflow-x: auto;
      scrollbar-width: none;
      -webkit-overflow-scrolling: touch;
      margin: 0 -24px 36px;
      padding: 0 24px 16px;
      gap: 4px;
    }
    .species-filter::-webkit-scrollbar { display: none; }
    .species-filter button {
      flex: 0 0 auto;
      padding: 10px 14px;
      font-size: 10px;
      white-space: nowrap;
    }
    .species-grid { grid-template-columns: repeat(2, 1fr); }
    .species-card { min-height: 320px; padding: 28px 20px; }
    .species-body h3 { font-size: 22px; }
    .species-body h3 .cn { font-size: 15px; }
    .species-visual { min-height: 110px; margin: 16px 0; }
    .other-cats { grid-template-columns: 1fr; }
    .other-cat { padding: 36px 24px; }
    .other-cat h3 { font-size: 26px; }

    /* Services — fully stacked */
    .service-row {
      grid-template-columns: 1fr;
      gap: 14px;
      padding: 28px 0;
    }
    .service-title { font-size: 24px; }
    .service-desc { font-size: 14px; }
    .service-meta { text-align: left; }
    .service-row:hover .service-title { transform: none; }

    /* Atelier */
    .atelier-grid { grid-template-columns: 1fr; min-height: auto; }
    .atelier-visual { min-height: 280px; }
    .atelier-info { padding: 44px 28px; border-left: 1px solid var(--line); border-top: none; gap: 24px; }
    .atelier-info h2 { font-size: clamp(28px, 6vw, 40px); }
    .atelier-stats { gap: 20px; padding: 24px 0; }
    .atelier-stat .big { font-size: 30px; }

    /* Visit */
    .visit-grid { grid-template-columns: 1fr; gap: 40px; }
    .visit-info h2 { font-size: clamp(38px, 8vw, 56px); margin-bottom: 28px; }
    .visit-block { grid-template-columns: 96px 1fr; gap: 16px; padding: 20px 0; }
    .visit-block .val { font-size: 15px; }
    .visit-form { padding: 36px 28px; }
    .visit-form h3 { font-size: 22px; }

    /* Journal */
    .journal-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .journal-card h3 { font-size: 18px; }

    /* Gallery */
    .gallery-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 200px; gap: 2px; }
    .gallery-tile.gallery-hero { grid-column: span 2; grid-row: span 2; }
    /* With hero 2×2 + 5 singles in 2 cols, the last row would have an empty cell — span the trailing tile full-width to close the corner. */
    .gallery-tile[data-work="06"] { grid-column: span 2; }
    .cap-title { font-size: 16px; }

    /* Philosophy */
    .philosophy { padding: 64px 24px; }
    .philosophy-grid { grid-template-columns: 1fr; gap: 32px; }
    .philosophy-left .mark-big { font-size: 80px; }
    .philosophy-quote { font-size: clamp(20px, 3.8vw, 26px); line-height: 1.5; }

    /* Footer */
    footer { padding: 56px 24px 28px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; padding-bottom: 36px; }
    .footer-bottom { flex-direction: column; gap: 14px; text-align: center; }

    /* WhatsApp float — smaller, safe-area aware, no tooltip on touch */
    .wa-float {
      right: 18px;
      bottom: max(18px, env(safe-area-inset-bottom));
      width: 54px;
      height: 54px;
    }
    .wa-float svg { width: 26px; height: 26px; }
    .wa-float .wa-tip { display: none; }

    /* Mobile menu safe-area */
    .mobile-menu {
      padding: max(80px, calc(env(safe-area-inset-top) + 60px)) 28px max(28px, env(safe-area-inset-bottom));
    }

    /* Prevent iOS zoom */
    input, select, textarea { font-size: 16px !important; }
  }

  /* ————— Mobile portrait: ≤480px ————— */
  @media (max-width: 480px) {
    /* Nav — tight, no em tagline */
    nav { padding: 14px 18px; grid-template-columns: 1fr auto; gap: 10px; }
    .nav-center { display: none; }
    .nav-burger { display: flex; }
    .nav-logo { font-size: 15px; gap: 8px; }
    .nav-logo em { display: none; }
    .nav-cta { display: none; }
    .nav-lang { font-size: 9px; gap: 4px; }
    .nav-lang button { padding: 4px 1px; }

    /* Hero */
    .hero { padding: 92px 18px 56px; min-height: auto; }
    .hero-grid { grid-template-columns: 1fr; gap: 36px; }
    .hero-meta { flex-direction: row; flex-wrap: nowrap; gap: 14px; padding-bottom: 18px; margin-bottom: 28px; }
    .hero-meta > div { flex: 1 1 0; min-width: 0; gap: 4px; }
    .hero-meta .eyebrow { font-size: 9px; letter-spacing: 0.18em; }
    .hero-meta-val { font-size: 12px; }
    .hero h1 { font-size: clamp(38px, 10.5vw, 52px); line-height: 1.0; letter-spacing: -0.03em; margin-bottom: 22px; }
    .hero-lede { font-size: 15px; line-height: 1.6; margin-bottom: 28px; }
    .hero-ctas { flex-direction: column; align-items: stretch; gap: 10px; }
    .btn-primary, .btn-ghost { text-align: center; padding: 14px 20px; font-size: 10px; justify-content: center; }
    .btn-ghost { border: 1px solid var(--line); padding: 14px 20px; }
    .hero-right { max-height: none; }
    .hero-index { font-size: 9px; }
    .hero-index .big { font-size: 34px; margin-bottom: 4px; }
    .hero-coord { font-size: 9px; }
    .scroll-cue { display: none; }

    /* Section scaffolding */
    section { padding: 64px 18px; }
    .sec-head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 40px; padding-bottom: 20px; }
    .sec-head-right { flex-direction: column; align-items: stretch; gap: 16px; }
    .sec-head-intro { max-width: 100%; font-size: 14px; line-height: 1.65; flex: 0 0 auto; }
    .sec-head h2 { font-size: clamp(30px, 9vw, 42px); }

    /* Species — 1 col + horizontal scroll filter */
    .species-filter {
      flex-wrap: nowrap;
      overflow-x: auto;
      scrollbar-width: none;
      -webkit-overflow-scrolling: touch;
      margin: 0 -18px 32px;
      padding: 0 18px 14px;
      gap: 4px;
    }
    .species-filter::-webkit-scrollbar { display: none; }
    .species-filter button {
      flex: 0 0 auto;
      padding: 9px 14px;
      font-size: 10px;
      letter-spacing: 0.18em;
      white-space: nowrap;
    }
    .species-grid { grid-template-columns: 1fr; }
    .species-card { min-height: auto; padding: 28px 22px; }
    .species-body h3 { font-size: 22px; }
    .species-body h3 .cn { font-size: 15px; }
    .species-visual { min-height: 120px; margin: 16px 0; }
    .other-cats { grid-template-columns: 1fr; }
    .other-cat { padding: 32px 22px; }
    .other-cat h3 { font-size: 24px; }

    /* Services */
    .service-row { grid-template-columns: 1fr; gap: 12px; padding: 26px 0; }
    .service-num { font-size: 10px; }
    .service-title { font-size: 22px; }
    .service-title .cn { font-size: 13px; }
    .service-desc { font-size: 14px; }
    .service-meta { text-align: left; font-size: 9px; }
    .service-meta .price { font-size: 13px; }
    .service-row:hover .service-title { transform: none; }

    /* Atelier */
    .atelier-grid { grid-template-columns: 1fr; min-height: auto; }
    .atelier-visual { min-height: 240px; }
    .atelier-info { padding: 40px 22px; border-left: 1px solid var(--line); border-top: none; gap: 22px; }
    .atelier-info h2 { font-size: clamp(26px, 7.5vw, 36px); }
    .atelier-stats { grid-template-columns: 1fr 1fr; gap: 16px; padding: 20px 0; }
    .atelier-stats .atelier-stat:last-child { grid-column: span 2; }
    .atelier-stat .big { font-size: 28px; }
    .atelier-stat .lbl { font-size: 9px; }

    /* Visit */
    .visit-grid { grid-template-columns: 1fr; gap: 36px; }
    .visit-info h2 { font-size: clamp(34px, 10vw, 48px); margin-bottom: 24px; }
    .visit-block { grid-template-columns: 1fr; gap: 6px; padding: 18px 0; }
    .visit-block .lbl { padding-top: 0; }
    .visit-block .val { font-size: 15px; }
    .visit-form { padding: 28px 20px; }
    .visit-form h3 { font-size: 21px; }
    .form-field { margin-bottom: 22px; }

    /* Journal */
    .journal-grid { grid-template-columns: 1fr; gap: 32px; }
    .journal-card h3 { font-size: 20px; }

    /* Gallery — single column stream, all tiles uniform 16:9 (hero loses row-span since there's no 2nd column to balance against) */
    .gallery-grid { grid-template-columns: 1fr; grid-auto-rows: auto; gap: 2px; }
    .gallery-tile { aspect-ratio: 16 / 9; }
    .gallery-tile.gallery-hero { grid-column: 1; grid-row: auto; aspect-ratio: 16 / 9; }
    .gallery-tile[data-work="06"] { grid-column: 1; } /* reset the 2-col full-width override from the 600px breakpoint */
    .cap-title { font-size: 16px; }

    /* Philosophy */
    .philosophy { padding: 56px 18px; }
    .philosophy-grid { grid-template-columns: 1fr; gap: 26px; }
    .philosophy-left .mark-big { font-size: 72px; }
    .philosophy-quote { font-size: clamp(19px, 4.6vw, 24px); line-height: 1.5; }

    /* Footer */
    footer { padding: 48px 18px 24px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 32px; }
    .footer-brand p { max-width: none; }
    .footer-logo { font-size: 32px; }
    .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }

    /* WhatsApp float — respect iOS safe area */
    .wa-float {
      right: 14px;
      bottom: max(14px, env(safe-area-inset-bottom));
      width: 50px;
      height: 50px;
    }
    .wa-float svg { width: 24px; height: 24px; }
    .wa-float .wa-tip { display: none; }

    /* Mobile menu — safe area & tighter spacing */
    .mobile-menu {
      padding: max(72px, calc(env(safe-area-inset-top) + 56px)) 24px max(28px, env(safe-area-inset-bottom));
    }
    .mobile-menu a { padding: 16px 0; gap: 18px; }
    .mobile-menu a .mm-num { min-width: 32px; font-size: 10px; }
    .mobile-menu a .mm-label { font-size: 22px; }

    /* Prevent iOS zoom */
    input, select, textarea { font-size: 16px !important; }
  }

  /* ————— Shared: menu-open kills nav backdrop-blur so it doesn't look dirty ————— */
  body.menu-open nav {
    background: var(--ink);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  /* ————— Shared touch-device niceties ————— */
  @media (hover: none) and (pointer: coarse) {
    /* Kill hover-only effects that feel broken on tap */
    .species-card:hover { background: var(--ink); }
    .species-card:hover::before { opacity: 0; }
    .service-row:hover::before { width: 0; }
    .service-row:hover .service-title { color: var(--bone); transform: none; }
    .gallery-tile:hover .gallery-img img { transform: none; }
    /* Gallery caption always visible on touch */
    .gallery-tile figcaption { opacity: 1; transform: translateY(0); }
    /* Bigger tap targets on all nav/filter buttons */
    .species-filter button { min-height: 40px; }
    .nav-lang button { min-height: 36px; padding: 6px 4px; }
  }

  /* ————— Reduced motion: kill all non-essential animation ————— */
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
    .wa-float::before { display: none; }
    html { scroll-behavior: auto; }
  }

  /* ====================================================================
     REFINEMENTS — cross-device UX polish
     ==================================================================== */

  /* Ensure every interactive control meets the 44×44 WCAG tap-target size */
  @media (hover: none) and (pointer: coarse) {
    .nav-center a,
    .nav-cta,
    .nav-lang button,
    .btn-primary,
    .btn-ghost,
    .species-filter button,
    .form-submit,
    .mobile-menu a,
    footer a,
    .visit-block .val a { min-height: 44px; display: inline-flex; align-items: center; }
    footer .footer-col a { min-height: 40px; }
  }

  /* Smooth swipeable species filter w/ subtle fade edges on touch */
  @media (max-width: 768px) {
    .species-filter {
      scroll-snap-type: x proximity;
      mask-image: linear-gradient(to right, transparent, #000 14px, #000 calc(100% - 14px), transparent);
      -webkit-mask-image: linear-gradient(to right, transparent, #000 14px, #000 calc(100% - 14px), transparent);
    }
    .species-filter button { scroll-snap-align: start; }
  }

  /* Lighter film-grain on mobile (expensive compositing on low-end GPUs) */
  @media (max-width: 768px) {
    body::before { opacity: 0.02; mix-blend-mode: normal; }
  }

  /* Backdrop-filter fallback for browsers that don't support it (older Firefox/Android) */
  @supports not ((backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px))) {
    nav { background: rgba(10, 15, 13, 0.94); }
  }

  /* Mobile landscape (short viewport) — keep hero content readable without forcing a full screen of height */
  @media (max-height: 520px) and (orientation: landscape) {
    .hero { min-height: auto; padding-top: 88px; padding-bottom: 48px; }
    .hero-grid { grid-template-columns: 1.2fr 0.8fr; gap: 32px; align-items: center; }
    .hero-right { max-height: none; }
    .hero h1 { font-size: clamp(34px, 5.2vw, 52px); margin-bottom: 16px; }
    .hero-lede { margin-bottom: 20px; font-size: 14px; }
    .hero-meta { margin-bottom: 20px; padding-bottom: 14px; }
    .scroll-cue { display: none; }
    section { padding-top: 56px; padding-bottom: 56px; }
    .mobile-menu a { padding: 14px 0; }
    .mobile-menu a .mm-label { font-size: 20px; }
  }

  /* Very narrow phones (iPhone SE, old Androids ≤360px) */
  @media (max-width: 360px) {
    nav { padding: 12px 14px; gap: 6px; }
    .nav-logo { font-size: 14px; gap: 6px; }
    .nav-lang { font-size: 9px; gap: 2px; }
    .hero { padding: 84px 14px 48px; }
    .hero h1 { font-size: clamp(34px, 11vw, 44px); }
    section { padding: 56px 14px; }
    .philosophy { padding: 48px 14px; }
    footer { padding: 40px 14px 20px; }
    .species-card { padding: 24px 18px; }
    .visit-form { padding: 24px 16px; }
  }

  /* Ultra-wide monitors (>1680px) — cap whitespace so composition doesn't float alone */
  @media (min-width: 1681px) {
    .hero { padding-left: max(48px, calc((100vw - 1680px) / 2 + 48px)); padding-right: max(48px, calc((100vw - 1680px) / 2 + 48px)); }
    section { padding-left: max(48px, calc((100vw - 1680px) / 2 + 48px)); padding-right: max(48px, calc((100vw - 1680px) / 2 + 48px)); }
    footer, .philosophy { padding-left: max(48px, calc((100vw - 1680px) / 2 + 48px)); padding-right: max(48px, calc((100vw - 1680px) / 2 + 48px)); }
  }


  /* (Removed: will-change on 60+ SVG sub-elements was promoting too many compositor layers
     and could starve scroll events on macOS Chrome. Browsers already auto-optimise running
     CSS transform animations — explicit will-change was doing more harm than good.) */

  /* Lock the background from scrolling when mobile menu is open — overflow:hidden (set earlier) is sufficient */

  /* Mobile menu — extra breathing room on tall phones, tighter on short */
  .mobile-menu { scroll-behavior: auto; -webkit-overflow-scrolling: touch; }

  /* Prefer dynamic viewport height on desktop where the hero is intended to fill the screen */
  @media (min-width: 1025px) {
    @supports (height: 100dvh) {
      .hero { min-height: 100dvh; }
    }
  }

  /* Forms — honor iOS/Android native autofill colour scheme */
  .form-field input:-webkit-autofill,
  .form-field textarea:-webkit-autofill,
  .form-field select:-webkit-autofill {
    -webkit-text-fill-color: var(--bone);
    -webkit-box-shadow: 0 0 0 1000px var(--ink-2) inset;
    caret-color: var(--bone);
    transition: background-color 5000s ease-in-out 0s;
  }

  /* Image placeholders load cheaply — honor prefers-reduced-data */
  @media (prefers-reduced-data: reduce) {
    body::before, .hero-water { display: none; }
    .fish-1, .fish-2, .fish-3, .plant, .plant-2,
    .bubble, .bubble-2, .bubble-3 { animation: none; }
  }

  /* Nav state: slightly denser + stronger bg after the user has scrolled past hero intro */
  nav { transition: padding 0.4s var(--ease), background 0.4s var(--ease); }
  nav.is-scrolled {
    padding-top: 18px;
    padding-bottom: 18px;
    background: linear-gradient(to bottom, rgba(10,15,13,0.95), rgba(10,15,13,0.78));
    border-bottom: 1px solid var(--line-soft);
  }
  @media (min-width: 1025px) and (max-width: 1280px) {
    nav.is-scrolled { padding-top: 14px; padding-bottom: 14px; }
  }

  /* Active-section indicator on desktop nav */
  .nav-center a.is-active { color: var(--bone); }
  .nav-center a.is-active::after { width: 100%; opacity: 0.9; }

  /* Species filter: make the active pill hug itself visually */
  .species-filter button { border-radius: 2px; }

  /* ————— Lightbox (Gallery + Species) ————— */
  .gallery-tile .gallery-img,
  .species-card .species-visual {
    cursor: zoom-in;
  }

  .lightbox {
    border: none;
    background: transparent;
    padding: 0;
    margin: auto;
    max-width: 100vw;
    max-height: 100vh;
    width: 100%;
    height: 100%;
    color: var(--bone);
    overflow: hidden;
  }
  .lightbox::backdrop {
    background: rgba(10, 15, 13, 0.92);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
  }
  .lightbox[open] {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .lightbox-close {
    position: fixed;
    top: 20px;
    right: 24px;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(237, 230, 214, 0.25);
    background: rgba(10, 15, 13, 0.4);
    color: var(--bone);
    font-size: 28px;
    line-height: 1;
    font-family: var(--f-mono);
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
    z-index: 2;
  }
  .lightbox-close:hover {
    background: rgba(184, 153, 104, 0.2);
    border-color: var(--gold);
    transform: scale(1.05);
  }
  .lightbox-figure {
    margin: 0;
    padding: 48px 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    max-width: min(1400px, 95vw);
    max-height: 100vh;
    box-sizing: border-box;
  }
  .lightbox-img {
    display: block;
    max-width: 100%;
    max-height: calc(100vh - 180px);
    width: auto;
    height: auto;
    object-fit: contain;
    box-shadow: 0 40px 120px -30px rgba(0, 0, 0, 0.7);
  }
  .lightbox-cap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    text-align: center;
    max-width: 680px;
  }
  .lightbox-num {
    font-family: var(--f-mono);
    font-size: 10px;
    letter-spacing: 0.3em;
    color: var(--gold);
    text-transform: uppercase;
  }
  .lightbox-title {
    font-family: var(--f-display);
    font-size: clamp(18px, 2.2vw, 24px);
    font-style: italic;
    color: var(--bone);
    line-height: 1.3;
  }
  .lightbox-meta {
    font-family: var(--f-mono);
    font-size: 11px;
    letter-spacing: 0.18em;
    color: rgba(237, 230, 214, 0.65);
    text-transform: uppercase;
  }
  .lightbox-num:empty,
  .lightbox-title:empty,
  .lightbox-meta:empty { display: none; }

  @media (max-width: 640px) {
    .lightbox-figure { padding: 32px 16px; gap: 16px; }
    .lightbox-close { top: 14px; right: 14px; width: 40px; height: 40px; font-size: 24px; }
    .lightbox-img { max-height: calc(100vh - 160px); }
    .lightbox-title { font-size: 16px; }
    .lightbox-meta { font-size: 10px; }
  }