/* ============================================================
   LABORA — System A·2·Y Web Implementation
   Bone / graphite / vermilion. Editorial. Restrained.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;1,400;1,500&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Colors — locked to packaging system */
  --bone: #F4EFE4;
  --bone-deep: #ECE6D6;
  --paper: #FAF7EF;
  --graphite: #1A1A1A;
  --graphite-soft: #3A3A3A;
  --graphite-mute: #6B6B6B;
  --rule: #1A1A1A;
  --vermilion: #C8102E;
  --vermilion-deep: #9E0C24;

  /* Typography */
  --serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;

  /* Scale */
  --t-display: clamp(3rem, 7vw, 6.25rem);
  --t-h1: clamp(2.25rem, 4.5vw, 3.75rem);
  --t-h2: clamp(1.625rem, 2.8vw, 2.25rem);
  --t-h3: 1.25rem;
  --t-body: 1rem;
  --t-small: 0.8125rem;
  --t-micro: 0.6875rem;

  /* Layout */
  --rule-offset: 56px;       /* desktop left rule position */
  --rule-offset-m: 24px;     /* mobile */
  --max: 1320px;
  /* Bumped from 1.25/4vw/3 — italic display fonts need more breathing room
     so swashes and side-bearings never cross the red rule. */
  --gutter: clamp(2rem, 5vw, 4rem);
  --gutter-m: 1.5rem;        /* mobile-specific tighter gutter */
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-weight: 400;
  font-size: var(--t-body);
  line-height: 1.55;
  color: var(--graphite);
  background: var(--bone);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Subtle paper grain — gives the bone background the texture of a notebook page */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.35;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.1 0 0 0 0 0.1 0 0 0 0 0.1 0 0 0 0.05 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
}

/* The vertical red rule — signature element from the box, persistent on every page */
.rule {
  position: fixed;
  top: 0; bottom: 0;
  left: var(--rule-offset);
  width: 1px;
  background: var(--vermilion);
  z-index: 2;
  pointer-events: none;
}
@media (max-width: 720px) {
  .rule { left: var(--rule-offset-m); }
}

/* ---------- TYPOGRAPHY ---------- */
h1, h2, h3, h4 { margin: 0; font-weight: 400; letter-spacing: -0.01em; }
.serif-italic { font-family: var(--serif); font-style: italic; font-weight: 500; }
.serif { font-family: var(--serif); font-style: normal; }
.mono { font-family: var(--mono); font-feature-settings: "tnum"; }

/* Any serif heading sitting near the red rule needs left breathing room
   so italic letterforms don't visually cross. Applied via a utility so
   we can opt in/out per-element. */
h2.serif, h3.serif {
  padding-left: 0.05em;
  margin-left: -0.05em;
}

.eyebrow {
  font-family: var(--sans);
  font-size: var(--t-micro);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--graphite-mute);
}
.eyebrow-red { color: var(--vermilion); }

.section-no {
  font-family: var(--mono);
  font-size: var(--t-small);
  color: var(--vermilion);
  letter-spacing: 0.05em;
}

p { margin: 0 0 1.1em 0; max-width: 62ch; }
p.lead { font-size: 1.125rem; line-height: 1.6; color: var(--graphite-soft); max-width: 56ch; }

a { color: var(--graphite); text-decoration: none; border-bottom: 1px solid currentColor; transition: color .25s ease, border-color .25s ease; }
a:hover { color: var(--vermilion); }

hr.thin { border: 0; border-top: 1px solid var(--graphite); margin: 3rem 0; opacity: 0.18; }

/* ---------- LAYOUT PRIMITIVES ---------- */
.shell {
  position: relative;
  z-index: 3;
  padding-left: calc(var(--rule-offset) + var(--gutter));
  padding-right: var(--gutter);
  max-width: calc(var(--max) + var(--rule-offset) + var(--gutter));
  margin: 0 auto;
}
@media (max-width: 720px) {
  .shell { padding-left: calc(var(--rule-offset-m) + var(--gutter)); }
}

section { padding: clamp(4rem, 8vw, 7rem) 0; }
section.tight { padding: clamp(2.5rem, 5vw, 4rem) 0; }

.grid-12 { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(1rem, 2vw, 2rem); }
.col-span-6 { grid-column: span 6; }
.col-span-7 { grid-column: span 7; }
.col-span-5 { grid-column: span 5; }
.col-span-4 { grid-column: span 4; }
.col-span-8 { grid-column: span 8; }
.col-span-12 { grid-column: span 12; }
@media (max-width: 900px) {
  .col-span-4, .col-span-5, .col-span-6, .col-span-7, .col-span-8 { grid-column: span 12; }
}

/* ---------- HEADER / NAV ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bone) 92%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid color-mix(in srgb, var(--graphite) 10%, transparent);
}
.site-header .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  border: 0;
  line-height: 1;
}
.brand:hover { opacity: 0.82; }
.brand-logo { height: 30px; width: auto; display: block; }
.brand-mark { width: 28px; height: 28px; display: block; }
.footer-logo { height: 26px; width: auto; display: block; margin-bottom: 1rem; opacity: 0.9; }

.nav-primary {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2.25rem);
}
.nav-primary a {
  border: 0;
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--graphite-soft);
  position: relative;
  padding: 4px 0;
}
.nav-primary a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--vermilion);
  transition: right .35s cubic-bezier(.19,1,.22,1);
}
.nav-primary a:hover { color: var(--graphite); }
.nav-primary a:hover::after { right: 0; }
.nav-primary a.active { color: var(--graphite); }
.nav-primary a.active::after { right: 0; }

.lang-switch {
  display: inline-flex;
  gap: 0;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}
.lang-switch a {
  padding: 4px 8px;
  border: 0;
  color: var(--graphite-mute);
  text-transform: uppercase;
}
.lang-switch a.on { color: var(--vermilion); }
.lang-switch span { color: var(--graphite-mute); align-self: center; }

/* Hamburger for mobile */
.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  width: 32px; height: 24px;
  cursor: pointer;
  position: relative;
}
.nav-toggle span {
  position: absolute; left: 0; right: 0;
  height: 1px; background: var(--graphite);
  transition: transform .35s ease, opacity .25s ease;
}
.nav-toggle span:nth-child(1) { top: 4px; }
.nav-toggle span:nth-child(2) { top: 11px; }
.nav-toggle span:nth-child(3) { top: 18px; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav-primary {
    position: fixed;
    inset: 0;
    /* Deep bone — slightly darker than the page so the menu reads as
       a distinct surface without changing the brand register. */
    background: #E8E0CE;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 5rem var(--gutter-m) 2rem calc(var(--rule-offset-m) + var(--gutter-m));
    gap: 0;
    transform: translateX(100%);
    transition: transform .45s cubic-bezier(.19,1,.22,1);
    z-index: 49;
    overflow-y: auto;
  }
  .nav-primary.open { transform: translateX(0); }

  /* Each menu link is structured as: section number + label + descriptor.
     Built via CSS attribute selectors using data-num and data-sub on the
     anchor, so the HTML stays minimal and we don't need extra spans. */
  .nav-primary a {
    display: block;
    width: 100%;
    padding: 1rem 0;
    border: 0;
    border-bottom: 1px solid color-mix(in srgb, var(--graphite) 12%, transparent);
    color: var(--graphite);
    font-family: var(--serif);
    font-style: italic;
    font-weight: 500;
    font-size: 1.625rem;
    line-height: 1;
    position: relative;
    transition: color .25s ease, padding-left .35s cubic-bezier(.19,1,.22,1);
  }
  .nav-primary a::after { display: none; }
  .nav-primary a:hover, .nav-primary a.active { color: var(--vermilion); }
  .nav-primary a[data-num]::before {
    content: attr(data-num);
    display: block;
    font-family: var(--mono);
    font-style: normal;
    font-weight: 400;
    font-size: 0.625rem;
    letter-spacing: 0.18em;
    color: var(--vermilion);
    margin-bottom: 6px;
  }
  .nav-primary a[data-sub]::after {
    content: attr(data-sub);
    display: block;
    font-family: var(--sans);
    font-style: normal;
    font-weight: 400;
    font-size: 0.75rem;
    letter-spacing: 0;
    color: var(--graphite-mute);
    margin-top: 6px;
    line-height: 1.4;
    position: static;
    background: transparent;
    height: auto;
    width: auto;
    transition: none;
  }

  /* Language switch sits at the bottom, separated, in mono caps. */
  .nav-primary .lang-switch {
    margin-top: auto;
    padding-top: 1.5rem;
    width: 100%;
    font-size: 0.75rem;
    border: 0;
  }
  .nav-primary .lang-switch a {
    font-family: var(--mono);
    font-style: normal;
    font-weight: 400;
    font-size: 0.75rem;
    width: auto;
    padding: 4px 12px 4px 0;
    border: 0;
    color: var(--graphite-mute);
  }
  .nav-primary .lang-switch a::before,
  .nav-primary .lang-switch a::after { display: none; }
  .nav-primary .lang-switch a.on { color: var(--vermilion); }

  /* Hamburger stays clickable above the open menu */
  .nav-toggle { position: relative; z-index: 51; }
  /* IMPORTANT: backdrop-filter on an ancestor establishes a containing block
     for position: fixed descendants — which traps the mobile menu inside the
     header's ~64px box instead of the viewport. Disable it on mobile so the
     nav can actually cover the full screen. The semi-transparent background
     already reads cleanly without the blur on small viewports. */
  .site-header {
    z-index: 50;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: var(--bone);
  }

  /* When the menu is open it must cover the sticky header — otherwise the
     header overlays the first link's section number and creates a stack of
     half-visible elements at the top. Lift the menu above the header, and
     float the close button above the menu so it stays clickable. */
  .nav-primary.open { z-index: 60; }
  .nav-toggle.open {
    position: fixed;
    top: 22px;
    right: var(--gutter-m);
    z-index: 70;
  }
}

/* ---------- HERO ---------- */
.hero {
  padding-top: clamp(4rem, 9vw, 8rem);
  padding-bottom: clamp(3rem, 6vw, 5rem);
}
.hero h1 {
  font-family: var(--serif);
  font-size: var(--t-display);
  line-height: 0.98;
  letter-spacing: -0.015em;
  font-weight: 400;
  margin-bottom: 2rem;
  /* Italic side-bearing protection — italic chars need ~0.08em extra left space
     so they don't visually cross the red rule that sits to their left. */
  padding-left: 0.08em;
  margin-left: -0.08em;
  /* Hyphenation prevents long words from blowing past the right edge on mobile. */
  hyphens: auto;
  -webkit-hyphens: auto;
  word-break: break-word;
}
.hero h1 em {
  font-style: italic;
  color: var(--vermilion);
  font-weight: 500;
  /* Italic em has its own bearing — give it just enough air on the left */
  padding-left: 0.04em;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem 3rem;
  padding-top: 2rem;
  border-top: 1px solid color-mix(in srgb, var(--graphite) 18%, transparent);
}
.hero-meta dt { font-size: var(--t-micro); letter-spacing: 0.18em; text-transform: uppercase; color: var(--graphite-mute); margin-bottom: 6px; }
.hero-meta dd { margin: 0; font-family: var(--serif); font-style: italic; font-size: 1.05rem; }

/* ---------- TRIAGE TILES (3-audience entry) ---------- */
.triage {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid color-mix(in srgb, var(--graphite) 18%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--graphite) 18%, transparent);
}
.triage a {
  display: flex;
  flex-direction: column;
  padding: clamp(2rem, 4vw, 3.5rem) clamp(1.5rem, 3vw, 2.5rem);
  border: 0;
  border-right: 1px solid color-mix(in srgb, var(--graphite) 12%, transparent);
  position: relative;
  background: transparent;
  transition: background .4s ease;
}
.triage a:last-child { border-right: 0; }
.triage a:hover { background: var(--paper); }
.triage a:hover .triage-arrow { transform: translateX(8px); color: var(--vermilion); }
.triage .num { font-family: var(--mono); font-size: var(--t-micro); color: var(--vermilion); letter-spacing: 0.1em; }
.triage h3 { font-family: var(--serif); font-style: italic; font-size: 1.5rem; margin: 0.75rem 0 0.5rem; color: var(--graphite); font-weight: 500; }
.triage p { font-size: 0.9375rem; color: var(--graphite-soft); margin: 0 0 1.5rem 0; }
.triage-arrow {
  display: inline-block;
  margin-top: auto;
  font-family: var(--mono);
  font-size: 0.875rem;
  color: var(--graphite);
  transition: transform .35s cubic-bezier(.19,1,.22,1), color .35s ease;
}
@media (max-width: 800px) {
  .triage { grid-template-columns: 1fr; }
  .triage a { border-right: 0; border-bottom: 1px solid color-mix(in srgb, var(--graphite) 12%, transparent); }
  .triage a:last-child { border-bottom: 0; }
}

/* ---------- CATALOG FILTER BAR ---------- */
.filter-bar {
  display: flex;
  gap: 2rem;
  align-items: center;
  flex-wrap: wrap;
  padding: 1.25rem 0;
  border-top: 1px solid color-mix(in srgb, var(--graphite) 18%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--graphite) 18%, transparent);
}
.filter-bar input {
  flex: 1;
  min-width: 220px;
  border: 0;
  background: transparent;
  padding: 0.5rem 0;
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--graphite);
}
.filter-bar input:focus { outline: 0; }
.filter-bar-count {
  font-family: var(--mono);
  font-size: var(--t-micro);
  letter-spacing: 0.1em;
  color: var(--graphite-mute);
  text-transform: uppercase;
}

/* ---------- CARDS / PRODUCT TILES ---------- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1px; background: color-mix(in srgb, var(--graphite) 10%, transparent); }
.card {
  background: var(--bone);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: background .35s ease;
  border: 0;
  position: relative;
}
.card:hover { background: var(--paper); }
.card .ref { font-family: var(--mono); font-size: var(--t-micro); color: var(--graphite-mute); letter-spacing: 0.08em; }
.card h4 { font-family: var(--serif); font-style: italic; font-weight: 500; font-size: 1.375rem; line-height: 1.15; color: var(--graphite); }
.card .method { font-size: 0.8125rem; color: var(--graphite-soft); }
.card .meta-row { display: flex; justify-content: space-between; margin-top: auto; padding-top: 1.25rem; font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.08em; color: var(--graphite-mute); text-transform: uppercase; }
.card .meta-row .pdf { color: var(--vermilion); }
.card:hover h4 { color: var(--vermilion); }

/* ---------- CATEGORY TILES (catalog landing) ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: color-mix(in srgb, var(--graphite) 10%, transparent); }
.cat {
  background: var(--bone);
  padding: clamp(2.5rem, 5vw, 4rem) clamp(2rem, 4vw, 3rem);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 2rem;
  border: 0;
  min-height: 260px;
  transition: background .4s ease;
}
.cat:hover { background: var(--paper); }
.cat:hover .cat-num { color: var(--vermilion); }
.cat:hover h3 { color: var(--vermilion); }
.cat-num { font-family: var(--mono); font-size: 0.75rem; color: var(--graphite-mute); letter-spacing: 0.1em; transition: color .35s ease; }
.cat h3 { font-family: var(--serif); font-style: italic; font-size: clamp(1.875rem, 3.5vw, 2.625rem); font-weight: 400; color: var(--graphite); margin-top: 0.5rem; transition: color .35s ease; }
.cat .count { font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.1em; color: var(--graphite-mute); text-transform: uppercase; align-self: end; text-align: right; }
.cat .count strong { display: block; font-size: 1.5rem; font-family: var(--serif); font-style: italic; color: var(--graphite); font-weight: 400; letter-spacing: 0; text-transform: none; margin-bottom: 4px; }
@media (max-width: 720px) {
  .cat-grid { grid-template-columns: 1fr; }
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.95rem 1.75rem;
  border: 1px solid var(--graphite);
  background: transparent;
  color: var(--graphite);
  font-family: var(--sans);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  cursor: pointer;
  transition: background .3s ease, color .3s ease, border-color .3s ease;
}
.btn:hover { background: var(--graphite); color: var(--bone); }
.btn-primary { background: var(--vermilion); border-color: var(--vermilion); color: var(--bone); }
.btn-primary:hover { background: var(--vermilion-deep); border-color: var(--vermilion-deep); color: var(--bone); }
.btn-ghost { border-color: color-mix(in srgb, var(--graphite) 30%, transparent); }

/* ---------- FORMS ---------- */
.form { display: grid; gap: 1.5rem; max-width: 640px; }
.field { display: grid; gap: 0.5rem; }
.field label { font-size: var(--t-micro); letter-spacing: 0.18em; text-transform: uppercase; color: var(--graphite-mute); font-weight: 500; }
.field input, .field textarea, .field select {
  font-family: var(--sans);
  font-size: 1rem;
  padding: 0.85rem 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid color-mix(in srgb, var(--graphite) 30%, transparent);
  color: var(--graphite);
  transition: border-color .3s ease;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: 0; border-color: var(--vermilion); }
.field textarea { resize: vertical; min-height: 100px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 600px) { .field-row { grid-template-columns: 1fr; } }

/* ---------- FOOTER ---------- */
.site-footer {
  position: relative;
  z-index: 3;
  margin-top: 6rem;
  padding: clamp(3rem, 5vw, 5rem) 0 2rem;
  border-top: 1px solid color-mix(in srgb, var(--graphite) 20%, transparent);
  background: var(--bone-deep);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; align-items: start; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-grid h5 { font-size: var(--t-micro); letter-spacing: 0.18em; text-transform: uppercase; color: var(--graphite-mute); margin-bottom: 1rem; font-weight: 500; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; }
.footer-grid a { border: 0; font-size: 0.875rem; color: var(--graphite-soft); }
.footer-grid a:hover { color: var(--vermilion); }

.distributor-block {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--graphite-soft);
  margin-top: 1rem;
}
.distributor-block strong { font-style: normal; font-family: var(--sans); font-size: var(--t-micro); letter-spacing: 0.18em; text-transform: uppercase; font-weight: 500; color: var(--graphite); display: block; margin-bottom: 0.25rem; }

.footer-base {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid color-mix(in srgb, var(--graphite) 12%, transparent);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--graphite-mute);
  text-transform: uppercase;
}

/* ---------- PAGE HEAD (interior pages) ---------- */
.page-head { padding-top: clamp(3rem, 6vw, 5rem); padding-bottom: clamp(2.5rem, 4vw, 3.5rem); }
.page-head .crumbs { font-family: var(--mono); font-size: var(--t-micro); letter-spacing: 0.1em; color: var(--graphite-mute); text-transform: uppercase; margin-bottom: 2rem; }
.page-head .crumbs a { border: 0; color: var(--graphite-mute); }
.page-head .crumbs a:hover { color: var(--vermilion); }
.page-head .crumbs span { color: var(--vermilion); margin: 0 0.65rem; }
.page-head h1 {
  font-family: var(--serif);
  font-size: var(--t-h1);
  line-height: 1.05;
  font-weight: 400;
  letter-spacing: -0.012em;
  padding-left: 0.08em;
  margin-left: -0.08em;
  hyphens: auto;
  -webkit-hyphens: auto;
  word-break: break-word;
}
.page-head h1 em { color: var(--vermilion); font-weight: 500; padding-left: 0.04em; }
.page-head .lead { margin-top: 1.5rem; max-width: 60ch; }

/* ---------- SCROLL REVEAL (CSS-only via observer) ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 1s cubic-bezier(.19,1,.22,1), transform 1s cubic-bezier(.19,1,.22,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .08s; }
.reveal[data-d="2"] { transition-delay: .16s; }
.reveal[data-d="3"] { transition-delay: .24s; }
.reveal[data-d="4"] { transition-delay: .32s; }

/* ---------- LOADER (page intro) ---------- */
.loader {
  position: fixed; inset: 0; z-index: 100;
  background: var(--bone);
  display: flex; align-items: center; justify-content: center;
  transition: opacity .6s ease, visibility .6s ease;
}
.loader.gone { opacity: 0; visibility: hidden; }
.loader-mark {
  font-family: var(--serif);
  font-style: italic;
  font-size: 2.5rem;
  color: var(--vermilion);
  letter-spacing: 0.04em;
  position: relative;
}
.loader-mark::after {
  content: '';
  position: absolute;
  left: 0; bottom: -10px;
  height: 1px;
  width: 100%;
  background: var(--vermilion);
  transform-origin: left;
  animation: line 1.2s cubic-bezier(.19,1,.22,1) forwards;
}
@keyframes line {
  0% { transform: scaleX(0); }
  100% { transform: scaleX(1); }
}

/* ---------- PRODUCT DETAIL specific ---------- */
.product-spec {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 2.5rem;
  border-top: 1px solid color-mix(in srgb, var(--graphite) 18%, transparent);
}
.product-spec dt, .product-spec dd { padding: 1rem 0; border-bottom: 1px solid color-mix(in srgb, var(--graphite) 12%, transparent); margin: 0; }
.product-spec dt { font-size: var(--t-micro); letter-spacing: 0.15em; text-transform: uppercase; color: var(--graphite-mute); align-self: center; }
.product-spec dd { font-family: var(--serif); font-style: italic; font-size: 1.05rem; }

/* ---------- BOX MOCKUP (visual nod to packaging) ---------- */
.box-mock {
  background: var(--paper);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border: 1px solid color-mix(in srgb, var(--graphite) 12%, transparent);
}
.box-mock::before {
  content: '';
  position: absolute;
  left: 24px; top: 24px; bottom: 24px;
  width: 1px;
  background: var(--vermilion);
}
.box-mock-content { text-align: left; padding: 0 2rem 0 3rem; max-width: 80%; }
.box-mock-content .ref { font-family: var(--mono); font-size: var(--t-micro); letter-spacing: 0.1em; color: var(--graphite-mute); }
.box-mock-content h2 { font-family: var(--serif); font-style: italic; font-size: clamp(2rem, 4vw, 3rem); line-height: 1; color: var(--graphite); margin: 0.75rem 0 0.5rem; font-weight: 500; }
.box-mock-content p { font-size: 0.85rem; color: var(--graphite-soft); margin: 0; }

/* ---------- ACCESSIBILITY ---------- */
:focus-visible { outline: 2px solid var(--vermilion); outline-offset: 4px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

/* ---------- COOKIE CONSENT BANNER ---------- */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 200;
  background: var(--bone);
  border-top: 1px solid color-mix(in srgb, var(--graphite) 18%, transparent);
  box-shadow: 0 -8px 24px rgba(0,0,0,0.08);
  padding: clamp(1.5rem, 3vw, 2rem);
  padding-left: calc(var(--rule-offset) + var(--gutter));
}
@media (max-width: 900px) {
  .cookie-banner { padding-left: calc(var(--rule-offset-m) + var(--gutter-m)); padding-right: var(--gutter-m); }
}
.cookie-banner-inner { max-width: var(--max); margin: 0 auto; }
.cookie-banner h2 {
  font-family: var(--serif); font-style: italic; font-weight: 500;
  font-size: 1.15rem; margin: 0 0 0.5rem;
}
.cookie-banner p {
  font-size: 0.875rem; color: var(--graphite-soft); max-width: 68ch; margin: 0 0 1.25rem; line-height: 1.6;
}
.cookie-banner-cats {
  display: flex; flex-wrap: wrap; gap: 1.5rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid color-mix(in srgb, var(--graphite) 12%, transparent);
}
.cookie-banner-cat { display: flex; align-items: center; gap: 0.5rem; }
.cookie-banner-cat label {
  font-family: var(--mono); font-size: var(--t-micro); letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--graphite-soft);
}
.cookie-banner-cat input[type="checkbox"] { accent-color: var(--vermilion); width: 16px; height: 16px; }
.cookie-banner-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.cookie-banner-actions button {
  font-family: var(--mono); font-size: 0.8125rem; letter-spacing: 0.05em;
  padding: 0.65rem 1.5rem; border: 1px solid var(--graphite); background: transparent; color: var(--graphite);
  cursor: pointer; transition: background 0.2s ease, color 0.2s ease;
}
.cookie-banner-actions button:hover { background: var(--graphite); color: var(--bone); }
.cookie-banner-actions button.primary { background: var(--vermilion); border-color: var(--vermilion); color: var(--bone); }
.cookie-banner-actions button.primary:hover { background: var(--vermilion-deep); border-color: var(--vermilion-deep); }