/* ============================================================
   OLE LTD — design tokens & shared components
   Palette: bone white + papaya orange, warm ink neutrals.
   Deliberate single-theme brand system (no OS dark-mode swap) —
   explicit background/colors throughout per artifact-design guidance.
   ============================================================ */

:root {
  /* --- color --- */
  --bg: #f7f1e6;
  --surface: #ffffff;
  --surface-2: #efe6d3;
  --ink: #201a12;
  --ink-soft: #6d6152;
  --ink-faint: #9a8f7d;
  --line: #e2d6bd;
  --line-strong: #d3c4a2;

  --papaya: #ef7f22;
  --papaya-deep: #b6501a;
  --papaya-bright: #ff9c3d;
  --papaya-soft: #fbe3c4;
  --papaya-soft-line: #f0cd9c;

  --band-bg: #201a12;
  --band-ink: #f7f1e6;
  --band-ink-soft: #c9bda9;
  --band-line: #3a3122;
  --band-surface: #2b2418;

  /* --- type --- */
  --font-display: "Fraunces", "Iowan Old Style", "Palatino Linotype", serif;
  --font-body: "Work Sans", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;

  /* --- scale --- */
  --step-0: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);
  --step-1: clamp(1.15rem, 1.05rem + 0.5vw, 1.35rem);
  --step-2: clamp(1.4rem, 1.2rem + 1vw, 1.9rem);
  --step-3: clamp(1.9rem, 1.5rem + 2vw, 2.75rem);
  --step-4: clamp(2.4rem, 1.8rem + 3vw, 3.8rem);
  --step-5: clamp(3rem, 2.1rem + 4.5vw, 5.2rem);

  --container: 1180px;
  --radius-s: 6px;
  --radius-m: 14px;
  --radius-l: 26px;
  --shadow-card: 0 1px 2px rgba(32, 26, 18, 0.04), 0 12px 28px -14px rgba(32, 26, 18, 0.18);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background:
    radial-gradient(1100px 620px at 12% -8%, rgba(239, 127, 34, 0.07), transparent 60%),
    radial-gradient(900px 520px at 102% 18%, rgba(239, 127, 34, 0.045), transparent 55%),
    var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* Fine film-grain overlay — the "expensive paper" cue. Fixed, non-interactive, barely-there. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='matrix' values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 180px 180px;
}
@media (prefers-reduced-motion: reduce) {
  body::before { display: none; }
}

img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0; text-wrap: balance; font-weight: 620; letter-spacing: -0.01em; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
button { font: inherit; }

.container {
  width: min(100% - 2.8rem, var(--container));
  margin-inline: auto;
}
@media (max-width: 640px) {
  .container { width: min(100% - 1.7rem, var(--container)); }
}

/* ---------- eyebrow / labels ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--papaya-deep);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
}
.band-dark .eyebrow { color: var(--papaya-bright); }
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  padding: 0.85em 1.5em;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.94rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.45s cubic-bezier(.22,1,.36,1), background 0.25s ease, border-color 0.25s ease, color 0.25s ease, box-shadow 0.45s cubic-bezier(.22,1,.36,1);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 14px 28px -16px rgba(32, 26, 18, 0.35); }
.btn:active { transform: translateY(0); transition-duration: 0.1s; }
.btn:focus-visible { outline: 2px solid var(--papaya); outline-offset: 3px; }

/* Cursor-follow sheen — set --mx/--my via pointermove in main.js */
.btn::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  opacity: 0;
  background: radial-gradient(140px circle at var(--mx, 50%) var(--my, 50%), rgba(255, 255, 255, 0.4), transparent 65%);
  transition: opacity 0.35s ease;
}
.btn:hover::before { opacity: 1; }
.btn-ghost::before { background: radial-gradient(140px circle at var(--mx, 50%) var(--my, 50%), rgba(239, 127, 34, 0.16), transparent 65%); }

.btn-primary { background: var(--papaya); color: #201005; }
.btn-primary:hover { background: var(--papaya-bright); }

.btn-ghost { background: transparent; border-color: var(--line-strong); color: var(--ink); }
.btn-ghost:hover { border-color: var(--papaya); color: var(--papaya-deep); }

.band-dark .btn-ghost { border-color: var(--band-line); color: var(--band-ink); }
.band-dark .btn-ghost:hover { border-color: var(--papaya-bright); color: var(--papaya-bright); }

.btn-arrow { transition: transform 0.4s cubic-bezier(.22,1,.36,1); }
.btn:hover .btn-arrow { transform: translateX(5px); }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 241, 230, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.55rem;
  gap: 1.5rem;
}
.brand { display: flex; align-items: center; gap: 0.65rem; text-decoration: none; }
.brand img { height: 58px; width: auto; }
.site-header .brand img { height: 82px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  font-size: 0.93rem;
  font-weight: 500;
}
.nav-links a {
  text-decoration: none;
  color: var(--ink-soft);
  position: relative;
  padding-block: 0.3rem;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--papaya);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s cubic-bezier(.22,1,.36,1);
}
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { transform: scaleX(1); }
.nav-links a[aria-current="page"]:hover::after { transform-origin: right; }

.header-actions { display: flex; align-items: center; gap: 0.9rem; }

.lang-toggle {
  position: relative;
  display: inline-flex;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 3px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  background: var(--surface);
}
.lang-toggle::before {
  content: "";
  position: absolute;
  top: 3px; left: 3px;
  width: calc(50% - 3px);
  height: calc(100% - 6px);
  background: var(--ink);
  border-radius: 999px;
  transition: transform 0.35s cubic-bezier(.22,1,.36,1);
  z-index: 0;
}
.lang-toggle[data-active="en"]::before { transform: translateX(100%); }
.lang-toggle button {
  position: relative;
  z-index: 1;
  border: none;
  background: transparent;
  padding: 0.4em 0.75em;
  border-radius: 999px;
  cursor: pointer;
  color: var(--ink-soft);
  font-family: inherit;
  font-size: inherit;
  transition: color 0.35s ease;
}
.lang-toggle button[aria-pressed="true"] {
  color: var(--bg);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  border-radius: var(--radius-s);
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  cursor: pointer;
}
.nav-toggle svg { width: 18px; height: 18px; }

@media (max-width: 860px) {
  .nav-links { position: fixed; inset: 64px 0 0 0; background: var(--bg); flex-direction: column; justify-content: flex-start; padding: 2rem 1.7rem; gap: 1.3rem; font-size: 1.05rem; transform: translateX(100%); transition: transform 0.25s ease; }
  .nav-links.is-open { transform: translateX(0); }
  .nav-toggle { display: inline-flex; }
}

/* ---------- hero as cover sheet ----------
   Not a photo with text floating on a gradient: a banner photo with an
   actual bordered "report cover" page overlapping it, styled after OLE's
   own inspection-report covers — doc label, report meta, ledger footer. */
.cover { position: relative; background: var(--band-bg); }
.cover-photo {
  position: relative;
  height: clamp(300px, 44vw, 520px);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 88%);
}
.cover-photo img { width: 100%; height: 100%; object-fit: cover; }
.cover-photo::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20, 13, 8, 0.1) 0%, rgba(20, 13, 8, 0.32) 100%);
}

.cover-sheet {
  position: relative;
  z-index: 2;
  margin-top: clamp(-6rem, -12vw, -3.5rem);
  background: linear-gradient(170deg, #fffdf9 0%, var(--surface) 60%);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  box-shadow: 0 44px 80px -36px rgba(32, 26, 18, 0.38);
  padding: clamp(2rem, 5vw, 3.2rem) clamp(1.7rem, 5vw, 3.4rem) 0;
  max-width: 980px;
}
.cover-sheet::before {
  /* folded corner */
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 34px; height: 34px;
  background: linear-gradient(135deg, transparent 50%, var(--band-bg) 50.5%, var(--band-bg) 62%, var(--band-line) 63%);
  border-radius: 0 var(--radius-l) 0 0;
}
.cover-sheet-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding-bottom: 1.3rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px dashed var(--line-strong);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.cover-sheet-head strong { color: var(--papaya-deep); font-weight: 500; }
.cover-sheet h1 { font-size: var(--step-5); line-height: 1.03; max-width: 15.5em; }
.cover-sheet h1 em { font-style: normal; color: var(--papaya-deep); }
.cover-sheet p.lede { margin-top: 1.2rem; font-size: var(--step-1); color: var(--ink-soft); max-width: 46ch; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 1.6rem; }

.cover-ledger {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--line);
}
.cover-ledger .stat {
  display: grid;
  gap: 0.3rem;
  padding: 1.3rem 1.2rem 1.3rem 0;
  border-right: 1px solid var(--line);
}
.cover-ledger .stat:last-child { border-right: none; }
.cover-ledger .stat:not(:first-child) { padding-left: 1.2rem; }
.stat b { font-family: var(--font-display); font-size: var(--step-2); font-weight: 620; font-variant-numeric: tabular-nums; }
.stat span { font-size: 0.78rem; color: var(--ink-soft); }
@media (max-width: 760px) {
  .cover-ledger {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    border-top: none;
  }
  .cover-ledger::-webkit-scrollbar { display: none; }
  .cover-ledger .stat { flex: 0 0 60%; scroll-snap-align: start; padding: 1.1rem 1.2rem 1.1rem 0; }
}

.hero-scroll {
  display: none;
}

/* ---------- section rhythm ---------- */
.section { padding-block: clamp(3.5rem, 7vw, 6.5rem); }
.section-head {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 2rem;
  margin-bottom: clamp(2rem, 4vw, 3.2rem);
}
.section-head h2 { font-size: var(--step-4); margin-top: 0.5rem; }
.section-head .lede { color: var(--ink-soft); max-width: 52ch; font-size: var(--step-1); margin-top: 0.5rem; }
.section-head .link-more { white-space: nowrap; }
@media (max-width: 700px) {
  .section-head { grid-template-columns: 1fr; }
}

.band-dark {
  position: relative;
  background:
    radial-gradient(900px 460px at 88% -6%, rgba(255, 156, 61, 0.1), transparent 60%),
    radial-gradient(700px 420px at 4% 108%, rgba(255, 156, 61, 0.05), transparent 55%),
    var(--band-bg);
  color: var(--band-ink);
}
.band-dark .ink-soft, .band-dark p { color: var(--band-ink-soft); }
.band-dark h2, .band-dark h3, .band-dark h4 { color: var(--band-ink); }

.band-soft {
  background:
    radial-gradient(800px 420px at 92% -10%, rgba(239, 127, 34, 0.05), transparent 55%),
    var(--surface-2);
}

/* ---------- link-more ---------- */
.link-more {
  display: inline-flex; align-items: center; gap: 0.5em;
  font-weight: 600; text-decoration: none;
  font-size: 0.92rem;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line-strong);
}
.link-more:hover { border-color: var(--papaya); color: var(--papaya-deep); }
.band-dark .link-more { border-color: var(--band-line); }
.band-dark .link-more:hover { color: var(--papaya-bright); border-color: var(--papaya-bright); }

/* ---------- file list — ledger-style index rows ----------
   Recurring structural device (services, sectors) styled after the batch
   ledgers and manifest lines in OLE's own inspection sheets: a running
   index number, not a grid of equal boxes. */
.file-list {
  border-top: 1px solid var(--line);
  counter-reset: file;
}
.file-row {
  counter-increment: file;
  position: relative;
  display: grid;
  grid-template-columns: 2.9rem 2.6rem 1fr;
  align-items: start;
  gap: 1.4rem;
  padding: 1.55rem 0.4rem;
  border-bottom: 1px solid var(--line);
  transition: background 0.35s ease, padding-left 0.35s cubic-bezier(.22,1,.36,1);
}
.file-row:hover { background: var(--papaya-soft); padding-left: 1rem; }
.band-dark .file-row:hover, .band-soft .file-row:hover { background: rgba(239, 127, 34, 0.1); }
.file-row-num {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--ink-faint);
  padding-top: 0.25rem;
}
.file-row-num::before { content: counter(file, decimal-leading-zero); }
.file-row-icon {
  width: 32px; height: 32px;
  color: var(--papaya-deep);
  transition: transform 0.4s cubic-bezier(.22,1,.36,1);
}
.file-row:hover .file-row-icon { transform: scale(1.12) rotate(-5deg); }
.file-row-body { display: grid; gap: 0.4rem; align-content: start; }
.file-row .tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--papaya-deep);
}
.file-row h3 { font-size: 1.12rem; }
.file-row p { color: var(--ink-soft); font-size: 0.93rem; max-width: 60ch; }
.band-dark .file-list { border-color: var(--band-line); }
.band-dark .file-row { border-color: var(--band-line); }
.band-dark .file-row p { color: var(--band-ink-soft); }
.band-dark .file-row-num { color: var(--band-ink-soft); }
.band-dark .file-row .tag { color: var(--papaya-bright); }
.band-dark .file-row-icon { color: var(--papaya-bright); }
@media (max-width: 620px) {
  .file-row { grid-template-columns: 2.1rem 1fr; }
  .file-row-icon { display: none; }
}

/* ---------- process diagram — a manifest route, not icon bubbles ---------- */
.process-list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.8rem;
  counter-reset: step;
}
.process-list::before {
  content: "";
  position: absolute;
  left: calc(12.5% + 2px); right: calc(12.5% + 2px);
  top: 32px;
  height: 0;
  border-top: 1px dashed var(--band-line);
  z-index: 0;
}
@media (max-width: 920px) { .process-list { grid-template-columns: repeat(2, 1fr); } .process-list::before { display: none; } }
@media (max-width: 560px) { .process-list { grid-template-columns: 1fr; } }

.process-step { position: relative; display: grid; gap: 0.9rem; }
.process-step .num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--papaya-bright);
  letter-spacing: 0.06em;
}
.process-step .icon-wrap {
  position: relative;
  z-index: 1;
  width: 64px; height: 64px;
  border-radius: var(--radius-s);
  background: var(--band-surface);
  border: 1px solid var(--band-line);
  display: flex; align-items: center; justify-content: center;
  color: var(--papaya-bright);
  transform: rotate(-1.5deg);
  transition: transform 0.4s cubic-bezier(.22,1,.36,1), border-color 0.4s ease, box-shadow 0.4s ease;
}
.process-step .icon-wrap::after {
  content: "";
  position: absolute; inset: 4px;
  border: 1px solid rgba(255, 156, 61, 0.35);
  border-radius: 3px;
  pointer-events: none;
}
.process-step:hover .icon-wrap {
  transform: rotate(0deg) scale(1.08);
  border-color: var(--papaya-bright);
  box-shadow: 0 0 0 6px rgba(255, 156, 61, 0.08);
}
.process-step .icon-wrap svg { width: 28px; height: 28px; }
.process-step h3 { font-size: 1.08rem; color: var(--band-ink); }
.process-step p { font-size: 0.89rem; color: var(--band-ink-soft); }

.process-diagram { margin-top: 2.8rem; }
.process-diagram svg { width: 100%; height: auto; }

/* ---------- sectors ---------- */
.sector-feature {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}
@media (max-width: 860px) { .sector-feature { grid-template-columns: 1fr; } }
.sector-feature .media {
  position: relative;
  border-radius: var(--radius-l);
  overflow: hidden;
  aspect-ratio: 5 / 4;
  border: 1px solid var(--line);
}
.sector-feature .media img { width: 100%; height: 100%; object-fit: cover; }
.sector-feature .media-tile { position: absolute; }

.texture-quad {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  height: 100%;
}
.texture-quad img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-s); }

.material-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.material-tags span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  padding: 0.4em 0.8em;
  border-radius: 999px;
  background: var(--papaya-soft);
  border: 1px solid var(--papaya-soft-line);
  color: var(--papaya-deep);
}

.sector-grid { margin-top: 1.6rem; }

/* ---------- projects gallery ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
}
@media (max-width: 860px) { .gallery { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .gallery { grid-template-columns: 1fr; } }

.gallery-item {
  position: relative;
  border-radius: var(--radius-m);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
  box-shadow: 0 1px 2px rgba(32, 26, 18, 0.04);
  transition: box-shadow 0.45s cubic-bezier(.22,1,.36,1);
}
.gallery-item:hover { box-shadow: 0 22px 44px -20px rgba(32, 26, 18, 0.4); }
.gallery-item.wide { aspect-ratio: 8 / 5; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s cubic-bezier(.22,1,.36,1); }
.gallery-item:hover img { transform: scale(1.06); }

/* exhibit index, top-left — reads the plate like a numbered lab specimen */
.gallery-exhibit {
  position: absolute; top: 0.8rem; left: 0.8rem;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  color: var(--band-ink);
  background: rgba(20, 15, 8, 0.55);
  backdrop-filter: blur(3px);
  padding: 0.3em 0.6em;
  border-radius: 3px;
}

/* grade stamp, top-right — a direct callback to OLE's own EX/VG/G/R grading marks */
.gallery-stamp {
  position: absolute; top: 0.7rem; right: 0.7rem;
  z-index: 2;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1.5px solid rgba(247, 241, 230, 0.85);
  color: rgba(247, 241, 230, 0.92);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transform: rotate(-9deg);
  transition: transform 0.4s cubic-bezier(.22,1,.36,1), border-color 0.4s ease, color 0.4s ease;
  mix-blend-mode: screen;
}
.gallery-item:hover .gallery-stamp {
  transform: rotate(-4deg) scale(1.08);
  border-color: var(--papaya-bright);
  color: var(--papaya-bright);
}
.gallery-caption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 1rem 1.1rem;
  background: linear-gradient(0deg, rgba(20,15,8,0.88), rgba(20,15,8,0));
  color: var(--band-ink);
  display: grid; gap: 0.3rem;
  transform: translateY(6px);
  opacity: 0.88;
  transition: transform 0.4s cubic-bezier(.22,1,.36,1), opacity 0.4s ease;
}
.gallery-item:hover .gallery-caption { transform: translateY(0); opacity: 1; }
.gallery-caption .cap-title { font-weight: 600; font-size: 0.92rem; }
.gallery-caption .cap-tag {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--papaya-bright);
}

.turnaround-banner {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  background: var(--papaya-soft);
  border: 1px solid var(--papaya-soft-line);
  border-radius: var(--radius-m);
  padding: 1.6rem 1.9rem;
  margin-block: 2.4rem;
}
.turnaround-banner .num { font-family: var(--font-display); font-size: var(--step-3); color: var(--papaya-deep); font-weight: 620; }
.turnaround-banner p { color: var(--ink); font-size: 0.95rem; max-width: 52ch; }
@media (max-width: 620px) { .turnaround-banner { flex-direction: column; align-items: flex-start; } }

/* ---------- faq / accordion (services detail) ---------- */
.accordion-item { border-bottom: 1px solid var(--line); }
.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem 0;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  color: var(--ink);
}
.accordion-trigger h3 { font-size: 1.05rem; font-family: var(--font-body); font-weight: 600; }
.accordion-trigger { transition: transform 0.3s cubic-bezier(.22,1,.36,1); }
.accordion-trigger:hover { transform: translateX(3px); }
.accordion-trigger .plus { width: 22px; height: 22px; flex: none; position: relative; }
.accordion-trigger .plus::before, .accordion-trigger .plus::after {
  content: ""; position: absolute; background: var(--ink);
  transition: transform 0.35s cubic-bezier(.34,1.4,.64,1);
}
.accordion-trigger .plus::before { left: 0; top: 50%; width: 100%; height: 1.5px; transform: translateY(-50%); }
.accordion-trigger .plus::after { top: 0; left: 50%; height: 100%; width: 1.5px; transform: translateX(-50%); }
.accordion-item[data-open="true"] .plus::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }
.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(.22,1,.36,1);
}
.accordion-item[data-open="true"] .accordion-panel { max-height: 480px; }
.accordion-panel-inner { padding-bottom: 1.5rem; color: var(--ink-soft); font-size: 0.95rem; max-width: 62ch; }

/* ---------- CEO profile card ---------- */
.ceo-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2.2rem;
  align-items: center;
  background: linear-gradient(165deg, #fffdf9 0%, var(--surface) 55%);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  padding: 2rem;
  box-shadow: var(--shadow-card);
}
.ceo-card-photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line);
}
.ceo-card-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; }
.ceo-card h3 { font-size: var(--step-2); }
.ceo-card .ceo-role {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--papaya-deep);
  margin-top: 0.35rem;
}
.ceo-card .ceo-intro { margin-top: 1rem; color: var(--ink-soft); font-size: 0.95rem; max-width: 52ch; }
@media (max-width: 620px) {
  .ceo-card { grid-template-columns: 1fr; text-align: center; justify-items: center; padding: 1.6rem; }
  .ceo-card-photo { max-width: 200px; }
  .ceo-card .ceo-intro { max-width: 40ch; }
}

.ceo-trigger {
  width: 100%;
  margin-top: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--ink);
  cursor: pointer;
  transition: border-color 0.3s ease, color 0.3s ease, transform 0.3s cubic-bezier(.22,1,.36,1);
}
.ceo-trigger:hover { border-color: var(--papaya); color: var(--papaya-deep); transform: translateY(-1px); }
.ceo-trigger .plus { width: 16px; height: 16px; }

.ceo-panel { max-height: 0; }
.accordion-item[data-open="true"] .ceo-panel { max-height: 900px; }
.ceo-panel-inner { padding-top: 0.8rem; max-width: 68ch; }
.file-row.no-icon { grid-template-columns: 2.9rem 1fr; }
@media (max-width: 620px) { .file-row.no-icon { grid-template-columns: 2.1rem 1fr; } }

.service-detail {
  display: grid;
  grid-template-columns: 0.55fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-block: 2.4rem;
  border-bottom: 1px solid var(--line);
}
.service-detail:last-child { border-bottom: none; }
@media (max-width: 760px) { .service-detail { grid-template-columns: 1fr; } }
.service-detail .label { display: grid; gap: 0.4rem; align-content: start; }
.service-detail .label .num { font-family: var(--font-mono); color: var(--papaya-deep); font-size: 0.8rem; }
.service-detail h3 { font-size: var(--step-2); }
.service-detail .body { display: grid; gap: 0.8rem; color: var(--ink-soft); }
.service-detail .body p { max-width: 60ch; }

/* ---------- contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

.field { display: grid; gap: 0.5rem; }
.field label { font-size: 0.82rem; font-weight: 600; color: var(--ink-soft); }
.field input, .field select, .field textarea {
  font: inherit;
  padding: 0.85em 1em;
  border-radius: var(--radius-s);
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--papaya);
  outline-offset: 1px;
  border-color: var(--papaya);
}
.contact-form { display: grid; gap: 1.2rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
@media (max-width: 520px) { .field-row { grid-template-columns: 1fr; } }
.form-note { font-size: 0.82rem; color: var(--ink-faint); }
.form-success {
  display: none;
  padding: 1.1rem 1.3rem;
  border-radius: var(--radius-m);
  background: var(--papaya-soft);
  border: 1px solid var(--papaya-soft-line);
  color: var(--ink);
  font-size: 0.92rem;
}
.form-success.is-visible { display: block; }

.contact-info { display: grid; gap: 1.6rem; align-content: start; }
.info-row { display: flex; gap: 1rem; align-items: flex-start; }
.info-row .icon { width: 22px; height: 22px; color: var(--papaya-deep); flex: none; margin-top: 2px; }
.info-row a { text-decoration: none; }
.info-row a:hover { color: var(--papaya-deep); }
.info-row .label-sm { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-faint); font-family: var(--font-mono); }

.office-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: 1.6rem;
  background: var(--surface-2);
  display: grid;
  gap: 0.4rem;
}

/* ---------- footer ---------- */
.site-footer { background: var(--band-bg); color: var(--band-ink); }
.footer-top {
  padding-block: clamp(3rem, 6vw, 4.5rem) 2.5rem;
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 2.5rem;
}
@media (max-width: 860px) { .footer-top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-top { grid-template-columns: 1fr; } }
.footer-brand .brand { margin-bottom: 0.9rem; }
.footer-brand p { color: var(--band-ink-soft); font-size: 0.9rem; max-width: 32ch; }
.footer-col h4 { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--papaya-bright); margin-bottom: 1rem; font-weight: 500; }
.footer-col ul { display: grid; gap: 0.7rem; }
.footer-col a { text-decoration: none; color: var(--band-ink-soft); font-size: 0.92rem; }
.footer-col a:hover { color: var(--band-ink); }
.footer-bottom {
  border-top: 1px solid var(--band-line);
  padding-block: 1.4rem;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.8rem;
  font-size: 0.8rem; color: var(--band-ink-soft);
}

/* ---------- page hero (secondary pages) ---------- */
.page-hero {
  background: var(--band-bg);
  color: var(--band-ink);
  padding-block: clamp(3.2rem, 6vw, 5.5rem) clamp(2.6rem, 5vw, 4rem);
}
.page-hero-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding-bottom: 1.2rem;
  margin-bottom: 1.6rem;
  border-bottom: 1px dashed var(--band-line);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--band-ink-soft);
}
.page-hero-meta strong { color: var(--papaya-bright); font-weight: 500; }
.page-hero h1 { font-size: var(--step-4); max-width: 20ch; color: var(--band-ink); }
.page-hero p.lede { color: var(--band-ink-soft); max-width: 52ch; font-size: var(--step-1); margin-top: 1rem; }

/* ---------- reveal ---------- */
[data-reveal] { opacity: 1; transform: none; }
@media (prefers-reduced-motion: no-preference) {
  [data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity 0.55s ease, transform 0.55s ease; }
  [data-reveal].is-visible { opacity: 1; transform: none; }
}

/* ---------- document frame — corner registration marks + running dossier tag ---------- */
.corner-mark {
  position: fixed;
  width: 13px; height: 13px;
  z-index: 30;
  pointer-events: none;
  opacity: 0.4;
}
.corner-mark::before, .corner-mark::after { content: ""; position: absolute; background: var(--ink-faint); }
.corner-mark::before { top: 50%; left: 0; right: 0; height: 1px; transform: translateY(-50%); }
.corner-mark::after { left: 50%; top: 0; bottom: 0; width: 1px; transform: translateX(-50%); }
.corner-mark.tl { top: 14px; left: 14px; }
.corner-mark.tr { top: 14px; right: 14px; }
.corner-mark.bl { bottom: 14px; left: 14px; }
.corner-mark.br { bottom: 14px; right: 14px; }
@media (max-width: 760px) { .corner-mark { display: none; } }

.doc-rail {
  position: fixed;
  right: 16px;
  top: 50%;
  transform: translateY(-50%) rotate(180deg);
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--ink-faint);
  z-index: 30;
  pointer-events: none;
  opacity: 0.5;
}
@media (max-width: 1020px) { .doc-rail { display: none; } }

/* ---------- mobile sticky CTA (mobile-only pattern, not a shrunk desktop bar) ---------- */
.mobile-cta {
  display: none;
}
@media (max-width: 700px) {
  .mobile-cta {
    display: flex;
    position: fixed;
    left: 0.9rem; right: 0.9rem; bottom: 0.9rem;
    z-index: 39;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    padding: 0.95rem 1.2rem;
    border-radius: 999px;
    background: var(--papaya);
    color: #201005;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.92rem;
    box-shadow: 0 18px 36px -14px rgba(20, 15, 8, 0.5);
    transform: translateY(120%);
    transition: transform 0.4s cubic-bezier(.22,1,.36,1), background 0.25s ease;
    padding-bottom: max(0.95rem, env(safe-area-inset-bottom));
  }
  .mobile-cta.is-visible { transform: translateY(0); }
  .mobile-cta:active { background: var(--papaya-bright); }
  .mobile-cta .btn-arrow { transition: transform 0.3s cubic-bezier(.22,1,.36,1); }
  .mobile-cta:active .btn-arrow { transform: translateX(4px); }
}

/* ---------- utility ---------- */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}