/* =============================================================
   World Timber Token — "Verdant Ledger: The Audited Forest"
   A project of Canvena Ltd (HE 425353, Paphos, Cyprus)
   Light forest-luxury · audited-statement structure · bilingual
   ============================================================= */

/* ---------- 1. TOKENS (locked, CONTENT-SPEC §2) ---------- */
:root {
  --bg:                #F7FAF8;   /* Sage Mist */
  --bg-alt:            #EEF4F0;   /* Morning Fog */
  --bg-dark:           #1B4332;   /* Deep Forest */
  --bg-deep:           #0D2818;   /* Midnight Canopy */
  --text:              #1A2F23;
  --text-secondary:    #4A6B58;   /* Forest Shade */
  --text-muted:        #5E7A6C;   /* darkened from #7A9488 for WCAG AA on small text */
  --accent-green:      #059669;   /* Living Green */
  --accent-green-deep: #047857;   /* AA-safe green for small labels on light surfaces */
  --accent-green-2:    #34D399;
  --accent-green-light:#D1FAE5;
  --accent-green-hover:#b8f0d4;   /* nav-cta hover */
  --accent-gold:       #B8860B;   /* Timber Gold */
  --accent-gold-deep:  #8A6508;   /* AA-safe gold for small text on light surfaces */
  --accent-gold-light: #FEF3C7;
  --gold-ink:          #6b5208;   /* readable gold ink on gold-light status badge */
  --accent-earth:      #8B7355;
  --border:            rgba(27,67,50,0.10);

  /* on-dark text ladder (green-grey tiers for dark sections/footer) */
  --on-dark-1:         #d6e6dc;
  --on-dark-2:         #c3d5cb;
  --on-dark-3:         #9AB4A2;
  --on-dark-4:         #8ba99a;
  --on-dark-5:         #6f9580;

  --logo-grad:    linear-gradient(135deg, #10B981, #047857);
  --shadow-soft:  0 12px 40px rgba(27,67,50,0.08);
  --shadow-lift:  0 22px 60px rgba(27,67,50,0.13);
  --radius:       12px;
  --radius-org-1: 12px 12px 96px 12px;   /* organic image mask */
  --ledger:       rgba(27,67,50,0.06);
  --ease:         cubic-bezier(0.16,1,0.3,1);

  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono:  'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --shell:   min(1240px, 92vw);
  --gutter:  clamp(1.25rem, 4vw, 3rem);

  --dur-fast:   180ms;
  --dur-normal: 360ms;
  --dur-slow:   620ms;
}

/* ---------- 2. RESET ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.7;
  font-size: clamp(1rem, 0.94rem + 0.3vw, 1.0625rem);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: none; }
ul { list-style: none; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 800; line-height: 1.08; letter-spacing: -0.03em; color: var(--bg-dark); }
::selection { background: var(--accent-green-light); color: var(--bg-dark); }

/* ---------- 3. PAPER-GRAIN TEXTURE (light sections) ---------- */
/* Near-invisible 3-4% grain so flat Sage-Mist reads as warm paper. */
.grain::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 4. SHARED PRIMITIVES ---------- */
.shell { width: var(--shell); margin-inline: auto; }
.section { position: relative; padding-block: clamp(4.5rem, 3rem + 7vw, 8.5rem); }
.section--alt { background: var(--bg-alt); }
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--bg-dark); color: #E8F0EA;
  padding: 0.75rem 1.25rem; border-radius: 0 0 var(--radius) 0;
  font-weight: 600; font-size: 0.9rem;
}
.skip-link:focus { left: 0; }

/* MOTIF 1 — section-opening folio + label row, sits on a ledger rule */
.eyebrow {
  display: flex; align-items: baseline; gap: 1rem;
  position: relative; padding-bottom: 1.1rem; margin-bottom: 2.4rem;
}
.eyebrow::after {
  /* the ledger hairline that thickens + turns gold at section openings */
  content: ""; position: absolute; left: 0; bottom: 0; width: 100%;
  height: 2px; background: var(--accent-gold); opacity: 0.55;
}
.folio {
  font-family: var(--serif); font-weight: 800; font-style: italic;
  font-size: clamp(2.4rem, 5vw, 3.6rem); line-height: 0.8;
  color: var(--bg-dark); opacity: 0.12; letter-spacing: -0.04em;
  flex: none;
}
.eyebrow__label {
  font-family: var(--mono); font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--accent-green-deep);
}
.eyebrow__index {
  margin-left: auto; font-family: var(--mono); font-size: 0.7rem;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-muted);
}

.h2 { font-size: clamp(2rem, 1.2rem + 3.4vw, 3.25rem); max-width: 22ch; }
.lede {
  font-size: clamp(1.0625rem, 1rem + 0.4vw, 1.2rem);
  color: var(--text-secondary); max-width: 56ch; line-height: 1.65;
}

/* MOTIF 2 — growth-ring marker (replaces all icons) */
.ring {
  flex: none; display: inline-flex; align-items: center; justify-content: center;
}
.ring svg { overflow: visible; }
.ring circle { fill: none; stroke: var(--accent-green); }
/* timeline growth-ring nodes are stroke-only — SVG circles default to black fill otherwise */
.tnode__ring circle { fill: none; }

/* MOTIF 2b — oversized topo watermark bleeding off corners */
.topo-watermark {
  position: absolute; pointer-events: none; z-index: 0;
  width: clamp(360px, 42vw, 680px); aspect-ratio: 1;
  opacity: 0.06; color: var(--bg-dark);
  /* soft radial fade so the rings dissolve at the frame instead of a hard `overflow:clip` cut */
  -webkit-mask-image: radial-gradient(circle at center, #000 55%, transparent 78%);
          mask-image: radial-gradient(circle at center, #000 55%, transparent 78%);
}
.topo-watermark svg { width: 100%; height: 100%; }
/* pushed further out so the visible arc bleeds softly past the canvas edge */
.topo-watermark--tr { top: -20%; right: -18%; }
.topo-watermark--bl { bottom: -22%; left: -20%; }

/* MOTIF 3 — verification seal */
.seal {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--mono); font-size: 0.64rem; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent-green-deep);
}
.seal__stamp {
  flex: none; width: 38px; height: 38px; border-radius: 50%;
  border: 1.5px solid var(--accent-green-deep);
  display: grid; place-items: center;
  font-family: var(--serif); font-weight: 800; font-size: 0.62rem;
  letter-spacing: 0; color: var(--accent-green-deep);
  position: relative;
}
.seal__stamp::after {
  content: ""; position: absolute; inset: 4px; border-radius: 50%;
  border: 1px dashed rgba(5,150,105,0.35);
}

/* attributed number source-tag + gold underline tick */
.src-tag {
  display: inline-block; font-family: var(--mono); font-size: 0.66rem;
  letter-spacing: 0.05em; color: var(--text-muted); margin-top: 0.4rem;
}
.gold-tick { position: relative; }
.gold-tick::after {
  content: ""; position: absolute; left: 0; bottom: -6px; width: 38px;
  height: 2px; background: var(--accent-gold);
}

/* ---------- 5. BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  padding: 0.95rem 1.6rem; border-radius: 10px;
  font-family: var(--sans); font-weight: 600; font-size: 0.95rem;
  letter-spacing: 0.01em; line-height: 1;
  transition: transform var(--dur-fast) var(--ease),
              box-shadow var(--dur-fast) var(--ease),
              background var(--dur-fast) var(--ease),
              color var(--dur-fast) var(--ease),
              border-color var(--dur-fast) var(--ease);
  will-change: transform;
}
.btn--primary {
  background: var(--logo-grad); color: #fff;
  box-shadow: 0 10px 26px rgba(5,150,105,0.28);
}
.btn--primary:hover { box-shadow: 0 16px 38px rgba(5,150,105,0.36); }
.btn--ghost {
  border: 1px solid rgba(27,67,50,0.22); color: var(--bg-dark); background: transparent;
}
.btn--ghost:hover { border-color: var(--accent-green); color: var(--accent-green); }
.btn--ghost .arrow { transition: transform var(--dur-fast) var(--ease); }
.btn--ghost:hover .arrow { transform: translateX(4px); }
.btn--light {
  background: rgba(255,255,255,0.08); color: #E8F0EA;
  border: 1px solid rgba(255,255,255,0.22);
}
.btn--light:hover { background: rgba(255,255,255,0.16); }

/* Visible keyboard focus everywhere */
a:focus-visible, button:focus-visible, summary:focus-visible,
input:focus-visible, .btn:focus-visible, [tabindex]:focus-visible {
  outline: 2.5px solid var(--accent-green);
  outline-offset: 3px;
  border-radius: 6px;
}
.lang-switch button:focus-visible { outline-offset: 1px; }

/* ---------- 6. HEADER ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background var(--dur-normal) var(--ease),
              box-shadow var(--dur-normal) var(--ease),
              border-color var(--dur-normal) var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(247,250,248,0.82);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom-color: rgba(184,134,11,0.22);
  box-shadow: 0 1px 24px rgba(27,67,50,0.05);
}
.header-inner {
  width: var(--shell); margin-inline: auto;
  display: flex; align-items: center; gap: 1.5rem;
  height: 76px;
}
.brand { display: inline-flex; align-items: center; gap: 0.6rem; flex: none; }
.brand__mark { width: 34px; height: 38px; flex: none; }
.brand__word {
  font-family: var(--serif); font-weight: 800; font-size: 1.18rem;
  letter-spacing: -0.02em; color: var(--bg-dark);
}
.brand__word b { font-weight: 800; color: var(--accent-green); }
.main-nav { margin-left: auto; }
.main-nav ul { display: flex; align-items: center; gap: 1.7rem; }
.main-nav a {
  font-size: 0.88rem; font-weight: 500; color: var(--text-secondary);
  position: relative; padding-block: 0.3rem; transition: color var(--dur-fast);
}
.main-nav a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1.5px; width: 0;
  background: var(--accent-green); transition: width var(--dur-normal) var(--ease);
}
.main-nav a:hover { color: var(--bg-dark); }
.main-nav a:hover::after { width: 100%; }
.nav-cta {
  padding: 0.6rem 1.15rem; border-radius: 8px;
  background: var(--accent-green-light); color: #047857 !important;
  font-weight: 600 !important;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--accent-green-hover); }

.lang-switch {
  flex: none; display: inline-flex; align-items: center;
  border: 1px solid var(--border); border-radius: 8px; overflow: hidden;
  font-family: var(--mono); font-size: 0.72rem; font-weight: 500;
}
.lang-switch button {
  /* WCAG 2.5.5 / HIG: 44px min touch target while staying visually compact */
  min-width: 44px; min-height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.42rem 0.7rem; color: var(--text-muted);
  letter-spacing: 0.05em; transition: background var(--dur-fast), color var(--dur-fast);
}
.lang-switch button[aria-pressed="true"] { background: var(--bg-dark); color: #E8F0EA; }
.lang-switch button:not([aria-pressed="true"]):hover { color: var(--bg-dark); }

.nav-toggle { display: none; flex: none; width: 44px; height: 44px; border-radius: 8px; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ""; display: block; width: 22px; height: 2px; background: var(--bg-dark);
  border-radius: 2px; transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast);
}
.nav-toggle span { margin: 0 auto; position: relative; }
.nav-toggle span::before { position: absolute; top: -7px; }
.nav-toggle span::after { position: absolute; top: 7px; }
body.nav-open .nav-toggle span { background: transparent; }
body.nav-open .nav-toggle span::before { transform: translateY(7px) rotate(45deg); }
body.nav-open .nav-toggle span::after { transform: translateY(-7px) rotate(-45deg); }

/* =============================================================
   SECTION 1 — HERO (cinematic photo + asymmetric audited split)
   ============================================================= */
.hero {
  position: relative; overflow: clip;
  background: var(--bg);
  padding-top: 124px;
}
/* faint 6-col baseline ledger grid bleeds across the hero */
.hero__ledger {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  width: var(--shell); margin-inline: auto;
  background-image: repeating-linear-gradient(
    to right, var(--ledger) 0, var(--ledger) 1px, transparent 1px,
    transparent calc(100% / 6));
  opacity: 0.9;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 8%, #000 86%, transparent);
          mask-image: linear-gradient(180deg, transparent, #000 8%, #000 86%, transparent);
}
.hero__grid {
  position: relative; z-index: 2;
  width: var(--shell); margin-inline: auto;
  display: grid; grid-template-columns: 52fr 48fr; gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
  padding-block: clamp(2rem, 4vw, 4rem) clamp(7rem, 4rem + 8vw, 9rem);
  min-height: calc(100svh - 124px);
}
.hero__col { position: relative; z-index: 3; }

.pill {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.45rem 1rem; border-radius: 100px;
  background: rgba(5,150,105,0.08); border: 1px solid rgba(5,150,105,0.16);
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em; color: var(--accent-green);
  margin-bottom: 1.8rem;
}
.pill__dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent-green);
  box-shadow: 0 0 0 0 rgba(5,150,105,0.5); animation: pulse 2.6s var(--ease) infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(5,150,105,0.45); }
  70%  { box-shadow: 0 0 0 7px rgba(5,150,105,0); }
  100% { box-shadow: 0 0 0 0 rgba(5,150,105,0); }
}

/* Forsthaus one-word overture */
.hero__overture {
  font-family: var(--serif); font-weight: 800;
  font-size: clamp(2.75rem, 5.5vw, 5rem); line-height: 0.95;
  letter-spacing: -0.03em; color: var(--bg-dark);
  display: inline-block; position: relative; margin-bottom: 0.5rem;
}
.hero__overture::after {
  content: ""; position: absolute; left: 2px; right: 6px; bottom: 0.12em; height: 2px;
  background: var(--accent-gold);
  clip-path: inset(0 100% 0 0);
  transition: clip-path 600ms var(--ease) 350ms;
}
.is-revealed .hero__overture::after,
.no-motion .hero__overture::after { clip-path: inset(0 0 0 0); }

.hero h1 {
  font-size: clamp(2.1rem, 1.2rem + 3.6vw, 3.6rem);
  line-height: 1.04; letter-spacing: -0.03em; color: var(--bg-dark);
  max-width: 16ch; margin-bottom: 1.4rem;
}
.hero h1 .ital { font-style: italic; font-weight: 700; color: var(--accent-green); }
.hero__sub {
  font-size: clamp(1.0625rem, 1rem + 0.4vw, 1.2rem);
  color: var(--text-secondary); max-width: 34ch; line-height: 1.6; margin-bottom: 2.2rem;
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 1rem; }

/* Right: photo on a lower z-plane in a radius card */
.hero__media { position: relative; }
.hero__frame {
  position: relative; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-soft); border: 1px solid var(--border);
  aspect-ratio: 2400 / 1594;
}
.hero__frame img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(0.9) contrast(1.02) brightness(1.02);
}
/* Forsthaus light scrim: paper-light top, deepens to forest at lower edge */
.hero__frame::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(247,250,248,0.55) 0%, transparent 45%, rgba(27,67,50,0.22) 100%);
}
/* frosted data-tab overlapping bottom-left, beyond the image edge */
.data-tab {
  position: absolute; left: clamp(-0.5rem, -1vw, -1.5rem); bottom: -28px; z-index: 4;
  display: flex; align-items: center; gap: 0.9rem;
  padding: 0.85rem 1.1rem; border-radius: 10px;
  background: rgba(247,250,248,0.78);
  backdrop-filter: blur(14px) saturate(1.5);
  -webkit-backdrop-filter: blur(14px) saturate(1.5);
  border: 1px solid rgba(255,255,255,0.6); box-shadow: var(--shadow-soft);
  max-width: 84%;
}
.data-tab__spark { flex: none; }
.data-tab__label {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.04em;
  color: var(--text-secondary); line-height: 1.4;
}
.data-tab__label b { color: var(--bg-dark); font-weight: 600; }

/* Trust-ledger strip pinned to the bottom of the hero */
.trust-ledger {
  position: relative; z-index: 3;
  width: var(--shell); margin-inline: auto;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  margin-bottom: clamp(2.5rem, 4vw, 4rem);
}
.trust-ledger ul {
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.trust-ledger li {
  display: flex; align-items: center; gap: 0.8rem;
  padding: 1.3rem clamp(1rem, 2vw, 1.6rem);
  border-left: 1px solid var(--border);
}
.trust-ledger li:first-child { border-left: none; }
.trust-ledger .tl-icon { flex: none; color: var(--accent-green); }
.trust-ledger .tl-text {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.02em;
  line-height: 1.35; color: var(--text-secondary); text-transform: uppercase;
}

/* =============================================================
   SECTION 2 — PROJECT / MONACO (horizontal timeline-as-statement)
   ============================================================= */
.project { position: relative; overflow: clip; }
.project__head { max-width: 60ch; margin-bottom: clamp(2.5rem, 4vw, 4rem); }
.project__lede { margin-top: 1.2rem; }
.project__body {
  display: grid; grid-template-columns: minmax(220px, 0.85fr) 2fr;
  gap: clamp(1.5rem, 4vw, 3.5rem); align-items: start;
}
.portrait {
  position: relative; border-radius: var(--radius-org-1); overflow: hidden;
  box-shadow: var(--shadow-soft); border: 1px solid var(--border);
  aspect-ratio: 1600 / 1900;
}
.portrait img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; }
.portrait__cap {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 1.4rem 1.1rem 1rem;
  background: linear-gradient(0deg, rgba(13,40,24,0.78), transparent);
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.04em;
  color: #E8F0EA;
}
/* horizontal timeline spine */
.timeline { position: relative; padding-top: 0.5rem; }
.timeline__track {
  position: relative; height: 2px; background: var(--border); margin: 2.6rem 0 0;
  border-radius: 2px;
}
.timeline__fill {
  position: absolute; inset: 0 auto 0 0; height: 2px; width: var(--fill, 0%);
  background: var(--accent-green); border-radius: 2px;
  transition: width 900ms var(--ease);
}
.timeline__nodes {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(0.75rem, 1.5vw, 1.25rem);
  margin-top: -14px;
}
.tnode { position: relative; padding-top: 2.2rem; }
.tnode__ring {
  position: absolute; top: -1px; left: 0;
  width: 28px; height: 28px; background: var(--bg); border-radius: 50%;
}
.section--alt .tnode__ring { background: var(--bg-alt); }
.tnode__ring svg { width: 28px; height: 28px; }
.tnode__ring circle.bg { stroke: var(--border); }
.tnode__ring circle.fg {
  stroke: var(--accent-green); stroke-linecap: round;
  stroke-dasharray: 70; stroke-dashoffset: 70;
  transition: stroke-dashoffset 700ms var(--ease);
  transform: rotate(-90deg); transform-origin: center;
}
.is-revealed .tnode__ring circle.fg,
.no-motion .tnode__ring circle.fg { stroke-dashoffset: 0; }
.tnode__card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.1rem 1.15rem; box-shadow: var(--shadow-soft);
}
.tnode__year {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.08em;
  color: var(--accent-gold-deep); text-transform: uppercase; margin-bottom: 0.5rem; display: block;
}
.tnode__title { font-size: 0.98rem; font-weight: 700; color: var(--bg-dark); line-height: 1.25; }
.tnode__title .ord { color: var(--accent-green); font-style: italic; margin-right: 0.25rem; }
.timeline__foot {
  margin-top: 2.2rem; padding-top: 1.1rem; border-top: 1px dashed var(--border);
  display: flex; align-items: center; gap: 0.8rem;
  font-size: 0.82rem; color: var(--text-muted); max-width: 70ch;
}
.timeline__foot .ring { color: var(--text-muted); }
.timeline__foot .ring circle { stroke: var(--text-muted); }

/* =============================================================
   SECTION 3 — FOREST AS ASSET CLASS (bento — the only bento)
   ============================================================= */
.assets { position: relative; overflow: clip; }
.assets__band-img {
  position: absolute; inset: 0; z-index: 0; opacity: 0.07;
  background-size: cover; background-position: center;
}
.assets__inner { position: relative; z-index: 2; }
.bento {
  display: grid; gap: 1.1rem; margin-top: clamp(2rem, 4vw, 3rem);
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: minmax(150px, auto);
}
.tile {
  position: relative; background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.6rem; box-shadow: var(--shadow-soft);
  overflow: hidden;
}
.tile__ring-corner {
  position: absolute; top: -22px; right: -22px; width: 90px; height: 90px;
  opacity: 0.5; color: var(--accent-green); pointer-events: none;
}
.tile h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--bg-dark); }
.tile p { font-size: 0.92rem; color: var(--text-secondary); line-height: 1.55; }
.tile__no {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.1em;
  color: var(--text-muted); display: block; margin-bottom: 0.85rem;
}

/* big left number-band tile */
.tile--band {
  grid-column: span 1; grid-row: span 3;
  background: var(--bg-dark); color: #E8F0EA;
  display: flex; flex-direction: column;
}
.tile--band h3 { color: #fff; }
.tile--band .tile__no { color: var(--accent-green-2); }
.numrow { padding: 1rem 0; border-bottom: 1px solid rgba(255,255,255,0.1); }
.numrow:last-of-type { border-bottom: none; }
.numrow .num {
  font-family: var(--serif); font-weight: 800; font-size: clamp(1.6rem, 1rem + 2vw, 2.3rem);
  line-height: 1; color: #fff; letter-spacing: -0.02em;
  display: inline-block; position: relative;
}
.numrow .num::after {
  content: ""; position: absolute; left: 0; bottom: -7px; width: 34px; height: 2px;
  background: var(--accent-gold);
}
.numrow .num-label { display: block; margin-top: 0.85rem; font-size: 0.82rem; color: var(--on-dark-3); line-height: 1.4; }
.numrow .src-tag { color: rgba(154,180,162,0.85); opacity: 0; transition: opacity var(--dur-normal); }
.is-revealed .numrow .src-tag, .no-motion .numrow .src-tag { opacity: 1; }
.tile--band .band-foot {
  margin-top: auto; padding-top: 1.3rem;
  font-size: 0.7rem; line-height: 1.5; color: var(--on-dark-3);
}
.tile--band .band-foot .seal { color: var(--accent-green-2); margin-bottom: 0.7rem; }
.tile--band .band-foot .seal__stamp { border-color: var(--accent-green-2); color: var(--accent-green-2); }
.tile--band .band-foot .seal__stamp::after { border-color: rgba(52,211,153,0.4); }

/* argument tiles, deliberately unequal */
.tile--tall   { grid-row: span 2; }
.tile--wide   { grid-column: span 2; }
.tile--photo  {
  grid-row: span 2; padding: 0; border: none; box-shadow: var(--shadow-soft);
}
.tile--photo img { width: 100%; height: 100%; object-fit: cover; }
.tile--photo figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 1.1rem;
  background: linear-gradient(0deg, rgba(13,40,24,0.8), transparent);
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.04em; color: #E8F0EA;
}

/* =============================================================
   SECTION 4 — HOW TOKENIZATION WORKS (horizontal process rail)
   ============================================================= */
.flow { position: relative; overflow: clip; }
.flow__intro { margin-top: 1.2rem; margin-bottom: clamp(2.5rem, 4vw, 3.5rem); }
.rail {
  display: grid; grid-template-columns: 1.25fr 0.9fr 1.25fr;
  gap: clamp(1rem, 2vw, 1.6rem); align-items: stretch; position: relative;
}
.rail__line {
  position: absolute; left: 6%; right: 6%; top: 46px; height: 2px;
  background: var(--border); z-index: 0; border-radius: 2px;
}
.rail__line::after {
  content: ""; position: absolute; inset: 0 auto 0 0; height: 2px; width: 0;
  background: var(--accent-green); border-radius: 2px;
  transition: width 1100ms var(--ease);
}
.is-revealed .rail__line::after, .no-motion .rail__line::after { width: 100%; }
.stage {
  position: relative; z-index: 1; background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.7rem 1.5rem; box-shadow: var(--shadow-soft);
}
.stage__top { display: flex; align-items: center; gap: 0.9rem; margin-bottom: 1.1rem; }
.stage__ord {
  font-family: var(--serif); font-weight: 800; font-style: italic; font-size: 1.8rem;
  color: var(--accent-green); line-height: 1; flex: none;
}
.stage__icon { flex: none; color: var(--bg-dark); }
.stage h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.stage p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.55; }
.stage__tag {
  display: inline-block; margin-top: 0.9rem; font-family: var(--mono);
  font-size: 0.62rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-muted);
}
.status-badge {
  display: flex; align-items: center; gap: 0.85rem;
  margin-top: clamp(2.2rem, 3vw, 3rem); padding: 1rem 1.3rem;
  background: var(--accent-gold-light); border: 1px solid rgba(184,134,11,0.28);
  border-radius: 10px; max-width: 62ch;
}
.status-badge .dot { flex: none; width: 9px; height: 9px; border-radius: 50%; background: var(--accent-gold); }
.status-badge p { font-size: 0.88rem; color: var(--gold-ink); font-weight: 500; line-height: 1.45; margin: 0; }

/* =============================================================
   SECTION 5 — THE BOOK (object + form split, recessed offer)
   ============================================================= */
.book { position: relative; overflow: clip; }
.book__grid {
  display: grid; grid-template-columns: 1fr 0.9fr;
  gap: clamp(2rem, 5vw, 5rem); align-items: center;
}
.book__stage {
  position: relative; min-height: 380px;
  display: flex; align-items: center; justify-content: center;
  perspective: 1400px;
}
.vol {
  position: absolute; width: clamp(170px, 22vw, 240px); aspect-ratio: 989/1400;
  border-radius: 6px; overflow: hidden; box-shadow: var(--shadow-lift);
  transition: transform var(--dur-slow) var(--ease);
  transform-style: preserve-3d;
}
.vol img { width: 100%; height: 100%; object-fit: cover; }
.vol__face { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: flex-start; padding: 1.35rem 1.2rem 1.2rem; }
.vol__face--ii { background: linear-gradient(155deg, #1B4332 0%, #0D2818 100%); color: #E8F0EA; }
.vol__face--i  { background: linear-gradient(155deg, #FFFFFF 0%, #EEF4F0 100%); color: var(--bg-dark); box-shadow: inset 0 0 0 1px rgba(27,67,50,0.06); }
.vol__series { font-family: var(--sans); font-weight: 600; font-size: 0.6rem; line-height: 1.35; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.75; }
.vol__rule { width: 30px; height: 2px; background: var(--accent-gold); margin: 0.85rem 0 0.9rem; }
.vol__band { font-family: var(--serif); font-weight: 900; font-size: 1.9rem; line-height: 1; letter-spacing: -0.02em; }
.vol__sub { font-family: var(--sans); font-weight: 500; font-size: 0.74rem; line-height: 1.35; margin-top: 0.45rem; opacity: 0.82; max-width: 15ch; }
.vol__author { margin-top: auto; font-family: var(--sans); font-weight: 600; font-size: 0.66rem; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.9; }
.vol--1 { transform: translate(-46px, 6px) rotate(-7deg); z-index: 2; }
.vol--2 { transform: translate(46px, -10px) rotate(6deg); z-index: 1; }
.book__stage:hover .vol--1 { transform: translate(-66px, 6px) rotate(-9deg); }
.book__stage:hover .vol--2 { transform: translate(66px, -10px) rotate(8deg); }
.book-seal {
  position: absolute; bottom: 6px; left: 50%; transform: translateX(-50%);
  z-index: 3; display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.55rem 1rem; border-radius: 100px;
  background: var(--bg); border: 1px solid var(--accent-gold);
  box-shadow: var(--shadow-soft);
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.04em; color: var(--accent-gold);
  white-space: nowrap;
}
.book-seal svg { color: var(--accent-gold); flex: none; }

.book__copy h2 { margin-bottom: 1.1rem; }
.book__copy .lede { margin-bottom: 1.8rem; }
.gate {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: clamp(1.5rem, 3vw, 2rem); box-shadow: var(--shadow-soft);
}
/* honeypot — off-screen, never shown to humans, not display:none so bots still fill it */
.hp-field {
  position: absolute; left: -9999px; width: 1px; height: 1px;
  overflow: hidden; opacity: 0;
}
.field { margin-bottom: 1.05rem; }
.field label {
  display: block; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.02em;
  color: var(--bg-dark); margin-bottom: 0.4rem;
}
.field label .opt { color: var(--text-muted); font-weight: 400; }
.field input[type="text"], .field input[type="email"] {
  width: 100%; padding: 0.85rem 1rem; border-radius: 9px;
  border: 1px solid var(--border); background: var(--bg-alt);
  font-family: var(--sans); font-size: 0.95rem; color: var(--text);
  transition: border-color var(--dur-fast), background var(--dur-fast), box-shadow var(--dur-fast);
}
.field input::placeholder { color: var(--text-muted); }
.field input:focus {
  outline: none; border-color: var(--accent-green); background: #fff;
  box-shadow: 0 0 0 3px rgba(5,150,105,0.12);
}
.field input[aria-invalid="true"] { border-color: #c0392b; background: #fdf2f1; }
.field .err {
  display: none; margin-top: 0.4rem; font-size: 0.78rem; color: #c0392b;
}
.field input[aria-invalid="true"] ~ .err { display: block; }
.consent {
  display: flex; gap: 0.7rem; align-items: flex-start; margin: 1.1rem 0 1.4rem;
}
.consent input {
  flex: none; width: 20px; height: 20px; margin-top: 2px; accent-color: var(--accent-green);
  cursor: pointer;
}
.consent label { font-size: 0.8rem; color: var(--text-secondary); line-height: 1.5; cursor: pointer; }
.consent a { color: var(--accent-green); text-decoration: underline; text-underline-offset: 2px; }
.gate .btn--primary { width: 100%; }
.gate__note {
  margin-top: 0.95rem; font-size: 0.72rem; color: var(--text-muted);
  text-align: center; line-height: 1.5;
}
.gate__success {
  display: none; text-align: center; padding: 1rem 0.5rem;
}
.gate.is-success .gate__form { display: none; }
.gate.is-success .gate__success { display: block; }
.gate__success .seal { justify-content: center; margin-bottom: 1.1rem; }
.gate__success h3 { font-size: 1.25rem; margin-bottom: 0.6rem; }
.gate__success p { font-size: 0.92rem; color: var(--text-secondary); max-width: 38ch; margin-inline: auto; }

/* =============================================================
   SECTION 6 — TEAM & PARTNERS (asymmetric profile rows)
   ============================================================= */
.team { position: relative; overflow: clip; }
.lead-profile {
  display: grid; grid-template-columns: minmax(220px, 0.7fr) 1.4fr;
  gap: clamp(1.5rem, 4vw, 3rem); align-items: center;
  margin-top: clamp(2rem, 3vw, 3rem);
}
.lead-profile__media {
  position: relative; border-radius: var(--radius-org-1); overflow: hidden;
  box-shadow: var(--shadow-soft); border: 1px solid var(--border);
  aspect-ratio: 1600/1500;
}
.lead-profile__media img { width: 100%; height: 100%; object-fit: cover; object-position: center 25%; }
.lead-profile__body h3 { font-size: clamp(1.4rem, 1rem + 1.6vw, 2rem); margin-bottom: 0.3rem; }
.lead-profile__role {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--accent-green); margin-bottom: 1.1rem;
}
.lead-profile__body p { color: var(--text-secondary); max-width: 50ch; margin-bottom: 1.4rem; }

.team__minor {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem;
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
}
.minor-row {
  display: flex; align-items: center; gap: 1rem;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.35rem 1.5rem; box-shadow: var(--shadow-soft);
}
.minor-row .ring { color: var(--accent-green); flex: none; }
.minor-row h4 { font-size: 1rem; font-weight: 700; color: var(--bg-dark); }
.minor-row .role { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.04em; color: var(--text-muted); margin-top: 0.2rem; }
.partner-plaque {
  display: flex; align-items: center; gap: 1rem;
  background: var(--bg-alt); border: 1px dashed var(--border); border-radius: var(--radius);
  padding: 1.35rem 1.5rem;
}
.partner-plaque .ring { color: var(--text-muted); flex: none; }
.partner-plaque .ring circle { stroke: var(--text-muted); }
.partner-plaque p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.45; }

/* =============================================================
   SECTION 7 — A CANVENA PROJECT (the single dark rhythm break)
   ============================================================= */
.canvena {
  position: relative; overflow: clip;
  background: linear-gradient(160deg, var(--bg-dark), var(--bg-deep));
  color: #E8F0EA; text-align: center;
}
.canvena .topo-watermark { color: var(--accent-green-2); opacity: 0.07; }
.canvena__inner { position: relative; z-index: 2; max-width: 60ch; margin-inline: auto; }
.canvena .eyebrow { justify-content: center; }
.canvena .eyebrow::after { background: var(--accent-gold); opacity: 0.4; }
.canvena .eyebrow__label { color: var(--accent-green-2); }
.canvena .folio { color: #E8F0EA; opacity: 0.14; }
.canvena h2 {
  color: #E8F0EA; font-size: clamp(1.7rem, 1.1rem + 2.6vw, 2.7rem);
  line-height: 1.18; letter-spacing: -0.02em; margin-bottom: 1.5rem; max-width: 24ch; margin-inline: auto;
}
.canvena h2 b { color: var(--accent-green-2); font-weight: 800; }
.canvena__reg {
  font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.08em;
  color: var(--on-dark-4); margin-bottom: 1.8rem;
}
.canvena .seal { justify-content: center; color: var(--accent-green-2); margin-bottom: 1.6rem; }
.canvena .seal__stamp { border-color: var(--accent-green-2); color: var(--accent-green-2); }
.canvena .seal__stamp::after { border-color: rgba(52,211,153,0.4); }
.canvena__link {
  display: inline-flex; align-items: center; gap: 0.5rem;
  /* lighter gold reads AA on the dark canvena gradient (deep gold would fail on dark) */
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.05em; color: #E3B341;
  border-bottom: 1px solid rgba(227,179,65,0.5); padding-bottom: 2px;
  transition: border-color var(--dur-fast), gap var(--dur-fast);
}
.canvena__link:hover { border-color: #E3B341; gap: 0.75rem; }

/* =============================================================
   SECTION 8 — FAQ (two-column disclosure ledger)
   ============================================================= */
.faq { position: relative; overflow: clip; }
.faq__grid {
  display: grid; grid-template-columns: 0.55fr 1.45fr; gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
}
.faq__rail { position: sticky; top: 110px; }
.faq__rail .h2 { margin-bottom: 1rem; }
.faq__count {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent-green-deep);
}
.faq__list { position: relative; }
.qa {
  border-bottom: 1px solid var(--border); position: relative;
}
.qa[open] { background: linear-gradient(90deg, rgba(5,150,105,0.025), transparent); }
.qa > summary {
  list-style: none; cursor: pointer; padding: 1.5rem 3rem 1.5rem 3.5rem;
  position: relative; display: flex; align-items: center;
  font-family: var(--serif); font-weight: 700; font-size: clamp(1.02rem, 0.9rem + 0.5vw, 1.2rem);
  color: var(--bg-dark); letter-spacing: -0.01em; line-height: 1.3;
}
.qa > summary::-webkit-details-marker { display: none; }
.qa__idx {
  position: absolute; left: 0; top: 1.65rem;
  font-family: var(--mono); font-size: 0.72rem; color: var(--text-muted); letter-spacing: 0.05em;
}
.qa__plus {
  position: absolute; right: 0.5rem; top: 50%; transform: translateY(-50%);
  width: 24px; height: 24px; flex: none;
}
.qa__plus::before, .qa__plus::after {
  content: ""; position: absolute; left: 50%; top: 50%; background: var(--accent-green);
  transition: transform var(--dur-normal) var(--ease), opacity var(--dur-normal);
}
.qa__plus::before { width: 14px; height: 2px; transform: translate(-50%,-50%); }
.qa__plus::after  { width: 2px; height: 14px; transform: translate(-50%,-50%); }
.qa[open] .qa__plus::before { transform: translate(-50%,-50%) rotate(45deg); }
.qa[open] .qa__plus::after  { transform: translate(-50%,-50%) rotate(-45deg); }
/* grid-template-rows reveal (compositor-safe-ish, no height anim) */
.qa__panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--dur-normal) var(--ease); }
.qa[open] .qa__panel { grid-template-rows: 1fr; }
.qa__panel-inner { overflow: hidden; }
.qa__panel p {
  padding: 0 3rem 1.6rem 3.5rem; color: var(--text-secondary);
  font-size: 0.96rem; line-height: 1.65; max-width: 62ch;
}

/* =============================================================
   SECTION 9 — CONTACT / CTA (photographic close, centered)
   ============================================================= */
.contact {
  position: relative; overflow: clip; text-align: center; color: #E8F0EA;
  padding-block: clamp(6rem, 4rem + 9vw, 11rem);
}
.contact__bg { position: absolute; inset: 0; z-index: 0; }
.contact__bg img { width: 100%; height: 100%; object-fit: cover; }
.contact__bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(247,250,248,0.40) 0%, rgba(13,40,24,0.55) 55%, rgba(13,40,24,0.82) 100%);
}
.contact__inner { position: relative; z-index: 2; max-width: 56ch; margin-inline: auto; }
.contact h2 {
  color: #fff; font-size: clamp(2.2rem, 1.4rem + 3.6vw, 4rem);
  letter-spacing: -0.03em; margin-bottom: 1rem; text-shadow: 0 2px 30px rgba(0,0,0,0.25);
}
.contact__line { font-size: clamp(1.05rem, 1rem + 0.5vw, 1.3rem); color: var(--on-dark-1); margin-bottom: 2.2rem; }
.contact__actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; align-items: center; }
.copy-chip {
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.85rem 1.4rem; border-radius: 100px;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(184,134,11,0.6);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  font-family: var(--mono); font-size: 0.88rem; letter-spacing: 0.02em; color: var(--accent-gold-light);
  transition: background var(--dur-fast), transform var(--dur-fast);
}
.copy-chip:hover { background: rgba(255,255,255,0.16); transform: translateY(-2px); }
.copy-chip .copy-state { font-size: 0.72rem; color: var(--accent-green-2); }
.copy-chip svg { flex: none; }

/* =============================================================
   SECTION 10 — FOOTER (legal masthead on Midnight Canopy)
   ============================================================= */
.site-footer {
  position: relative; background: var(--bg-deep); color: var(--on-dark-3);
  padding-block: clamp(3.5rem, 3rem + 3vw, 5.5rem) 2.5rem;
  border-top: 2px solid; border-image: linear-gradient(90deg, var(--accent-green), var(--accent-gold)) 1;
}
.footer-grid {
  display: grid; grid-template-columns: 1.3fr 0.8fr 1.3fr 1.3fr; gap: clamp(1.5rem, 3vw, 3rem);
}
.footer-col h4 {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--on-dark-5); margin-bottom: 1.1rem; font-weight: 500;
}
.footer-brand { display: inline-flex; align-items: center; gap: 0.6rem; margin-bottom: 1rem; }
.footer-brand .brand__word { color: #E8F0EA; }
.footer-brand .brand__word b { color: var(--accent-green-2); }
.footer-col p, .footer-col address { font-size: 0.82rem; line-height: 1.65; font-style: normal; color: var(--on-dark-4); }
.footer-col address b { color: var(--on-dark-2); font-weight: 600; }
.footer-reg { font-family: var(--mono); font-size: 0.72rem; color: var(--on-dark-5); letter-spacing: 0.03em; }
.footer-nav li { margin-bottom: 0.55rem; }
.footer-nav a { font-size: 0.85rem; color: var(--on-dark-3); transition: color var(--dur-fast); }
.footer-nav a:hover { color: var(--accent-green-2); }
.footer-col details { margin-top: 0.9rem; }
.footer-col summary {
  cursor: pointer; font-size: 0.82rem; color: var(--on-dark-2); font-weight: 600;
  list-style: none; display: inline-flex; align-items: center; gap: 0.4rem;
}
.footer-col summary::-webkit-details-marker { display: none; }
.footer-col summary::before { content: "+"; color: var(--accent-green-2); font-family: var(--mono); }
.footer-col details[open] summary::before { content: "–"; }
.footer-col details p { margin-top: 0.7rem; font-size: 0.78rem; color: var(--on-dark-4); }
.footer-seal { margin-top: 1.2rem; }
.footer-seal .seal { color: var(--accent-green-2); }
.footer-seal .seal__stamp { border-color: var(--accent-green-2); color: var(--accent-green-2); }
.footer-seal .seal__stamp::after { border-color: rgba(52,211,153,0.4); }
.footer-lang { margin-top: 1.4rem; }
.footer-bottom {
  margin-top: clamp(2.5rem, 4vw, 4rem); padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; align-items: center;
}
.footer-bottom p { font-size: 0.78rem; color: var(--on-dark-5); }
.footer-bottom .footer-reg { font-size: 0.7rem; }

/* =============================================================
   MOTION — IntersectionObserver reveals
   ============================================================= */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease); }
.reveal.is-revealed { opacity: 1; transform: none; }
[data-stagger] > * { opacity: 0; transform: translateY(20px); transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease); }
[data-stagger].is-revealed > * { opacity: 1; transform: none; }

/* parallax target (data-tab drifts slower than photo) */
.parallax { will-change: transform; }

/* =============================================================
   RESPONSIVE
   ============================================================= */
@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr; gap: 2.5rem; min-height: 0; padding-bottom: 6rem; }
  .hero__media { max-width: 560px; }
  .hero__ledger { background-size: calc(100% / 4) 100%; }
  .trust-ledger ul { grid-template-columns: repeat(2, 1fr); }
  .trust-ledger li:nth-child(3) { border-left: none; }
  .trust-ledger li:nth-child(odd) { border-left: none; }
  .trust-ledger li { border-top: 1px solid var(--border); }
  .trust-ledger li:nth-child(-n+2) { border-top: none; }
  .project__body { grid-template-columns: 1fr; }
  .portrait { max-width: 360px; aspect-ratio: 1600/1100; }
  .timeline__nodes { grid-template-columns: repeat(2, 1fr); gap: 1.5rem 1rem; }
  .timeline__track, .timeline__fill { display: none; }
  .tnode { padding-top: 0; padding-left: 2.5rem; }
  .tnode__ring { top: 0; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .tile--band { grid-column: span 2; grid-row: auto; }
  .tile--band .numrow-wrap { display: grid; grid-template-columns: repeat(2,1fr); gap: 0.5rem 2rem; }
  .tile--wide { grid-column: span 2; }
  .book__grid { grid-template-columns: 1fr; gap: 3rem; }
  .lead-profile { grid-template-columns: 1fr; }
  .lead-profile__media { max-width: 340px; }
  .faq__grid { grid-template-columns: 1fr; }
  .faq__rail { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .main-nav {
    position: fixed; inset: 76px 0 auto 0; z-index: 90;
    /* solid fill so links stay readable even if backdrop-filter is unsupported */
    background: #F4F8F5;
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border); box-shadow: var(--shadow-lift);
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: opacity var(--dur-normal) var(--ease), transform var(--dur-normal) var(--ease);
    margin-left: 0;
  }
  @supports ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .main-nav { background: rgba(244,248,245,0.92); }
  }
  body.nav-open .main-nav { transform: none; opacity: 1; pointer-events: auto; }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: 0.5rem var(--gutter) 1.5rem; }
  .main-nav li { border-bottom: 1px solid var(--border); }
  .main-nav a { display: block; padding: 1rem 0; font-size: 1rem; }
  .nav-cta { display: inline-block; margin-top: 1rem; text-align: center; }
  .nav-toggle { display: block; margin-left: auto; }
  /* keep brand mark + lang switch + hamburger within narrow viewports (320–768px) */
  .header-inner { gap: 0.75rem; }
  .brand__word { display: none; }
  .hero__overture { font-size: clamp(2.4rem, 12vw, 3.4rem); }
  .trust-ledger ul { grid-template-columns: 1fr; }
  .trust-ledger li { border-left: none !important; border-top: 1px solid var(--border); }
  .trust-ledger li:first-child { border-top: none; }
  .bento { grid-template-columns: 1fr; }
  .tile--band, .tile--wide { grid-column: auto; }
  .tile--band .numrow-wrap { grid-template-columns: 1fr; }
  .rail { grid-template-columns: 1fr; }
  .rail__line { display: none; }
  /* collapse timeline to one column so right-column cards never overflow/clip ≤768px */
  .timeline__nodes { grid-template-columns: 1fr; }
  .team__minor { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .eyebrow__index { display: none; }
  .data-tab { position: static; margin-top: 1.5rem; max-width: 100%; }
  .hero__frame::after { background: linear-gradient(180deg, rgba(247,250,248,0.4) 0%, transparent 50%, rgba(27,67,50,0.18) 100%); }
}

/* =============================================================
   REDUCED MOTION — single collapse block (R4)
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal, [data-stagger] > * { opacity: 1 !important; transform: none !important; }
  .hero__overture::after { clip-path: inset(0 0 0 0) !important; }
  .timeline__fill { width: var(--fill, 100%) !important; }
  .rail__line::after { width: 100% !important; }
  .tnode__ring circle.fg { stroke-dashoffset: 0 !important; }
  .numrow .src-tag { opacity: 1 !important; }
  .pill__dot { animation: none !important; }
  .parallax { transform: none !important; }
  .vol, .book__stage:hover .vol--1, .book__stage:hover .vol--2 { transition: none !important; }
}