/* ==========================================================================
   나무컴퍼니 웹사이트 — 디자인 시스템
   ========================================================================== */

@import url('https://cdn.jsdelivr.net/gh/sunn-us/SUIT/fonts/variable/woff2/SUIT-Variable.css');

:root {
  --color-primary: #206B3C;       /* Wellness Green (Pantone 7732) */
  --color-primary-dark: #184F2C;
  --color-primary-light: #E8F1EA;
  --color-dark: #364A3C;          /* Trust Deep Green (Pantone 7736) */
  --color-ink: #23281F;
  --color-text: #3C4038;
  --color-text-mute: #767C72;
  --color-line: #E4E7E1;
  --color-bg: #FFFFFF;
  --color-bg-soft: #F6F8F5;
  --color-white: #FFFFFF;

  --font-base: 'SUIT Variable', 'Pretendard', -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;

  --container: 1200px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-pill: 999px;

  --header-h: 76px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { overflow-x: hidden; max-width: 100%; }
body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
button { font-family: inherit; cursor: pointer; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Buttons ---------- */
.btn-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: var(--radius-pill);
  border: 1px solid currentColor;
  font-weight: 600;
  font-size: 15px;
  transition: background .2s ease, color .2s ease, transform .2s ease;
  background: transparent;
}
.btn-pill.on-light { color: var(--color-ink); border-color: var(--color-ink); }
.btn-pill.on-dark { color: #fff; border-color: rgba(255,255,255,.7); }
.btn-pill.solid { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.btn-pill:hover { transform: translateY(-1px); }
.btn-pill.solid:hover { background: var(--color-primary-dark); }
.btn-pill .arrow { transition: transform .2s ease; }
.btn-pill:hover .arrow { transform: translateX(3px); }

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  height: var(--header-h);
  background: rgba(255,255,255,.97);
  border-bottom: 1px solid var(--color-line);
  backdrop-filter: blur(6px);
}
.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand-logo img { height: 30px; }
.main-nav { display: flex; align-items: center; gap: 8px; flex: 1; justify-content: center; }
.main-nav > ul { display: flex; gap: 8px; }
.main-nav > ul > li { position: relative; }
.main-nav > ul > li > a {
  display: block;
  padding: 12px 18px;
  font-weight: 600;
  font-size: 15.5px;
  color: var(--color-ink);
  border-radius: var(--radius-sm);
  transition: color .2s ease;
}
.main-nav > ul > li > a:hover,
.main-nav > ul > li.active > a { color: var(--color-primary); }

.dropdown-panel a {
  display: block;
  padding: 10px 14px;
  font-size: 14.5px;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}
.dropdown-panel a:hover { background: var(--color-bg-soft); color: var(--color-primary); }

/* Desktop-only hover dropdown positioning — scoped so it can never
   out-specificity the mobile accordion reset below. */
@media (min-width: 761px) {
  .dropdown-panel {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(6px);
    min-width: 200px;
    background: #fff;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-md);
    box-shadow: 0 18px 40px rgba(30,40,30,.12);
    padding: 10px;
    opacity: 0;
    visibility: hidden;
    transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
  }
  .main-nav > ul > li:hover .dropdown-panel {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
  }
}

.header-actions { display: flex; align-items: center; gap: 10px; }
.btn-en {
  font-size: 13px;
  font-weight: 700;
  padding: 8px 16px;
}
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: '';
  position: absolute;
  left: 8px;
  right: 8px;
  height: 2px;
  background: var(--color-ink);
  transition: transform .2s ease, opacity .2s ease, top .2s ease;
}
.nav-toggle span { top: 19px; }
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }
.nav-toggle.is-open span { background: transparent; }
.nav-toggle.is-open span::before { top: 0; transform: rotate(45deg); }
.nav-toggle.is-open span::after { top: 0; transform: rotate(-45deg); }

/* ==========================================================================
   Home Hero Carousel
   ========================================================================== */
.hero-carousel {
  position: relative;
  height: 560px;
  overflow: hidden;
  background: var(--color-dark);
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
  background-size: cover;
  background-position: center;
}
.hero-slide.is-active { opacity: 1; }
.hero-slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(20,30,20,.55) 0%, rgba(20,30,20,.15) 55%, rgba(20,30,20,.05) 100%);
}
.hero-copy {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  color: #fff;
}
.hero-copy .eyebrow { font-size: 16px; font-weight: 500; opacity: .9; margin-bottom: 14px; }
.hero-copy h1 { font-size: 44px; font-weight: 800; line-height: 1.3; margin-bottom: 22px; max-width: 620px; }
.hero-carousel .btn-pill { width: fit-content; }

.hero-controls {
  position: absolute;
  z-index: 3;
  right: 40px;
  bottom: 34px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: #fff;
}
.hero-controls button {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.6);
  background: transparent;
  color: #fff;
  font-size: 15px;
  transition: background .2s ease, border-color .2s ease;
}
.hero-controls button:hover { background: rgba(255,255,255,.15); border-color: #fff; }
.hero-counter { font-size: 17px; font-weight: 700; letter-spacing: .05em; }
.hero-counter .total { opacity: .6; font-weight: 500; }

/* ==========================================================================
   Section commons
   ========================================================================== */
.section { padding: 96px 0; }
.section.soft { background: var(--color-bg-soft); }
.section-head { margin-bottom: 44px; max-width: 720px; }
.section-head .kicker { color: var(--color-primary); font-weight: 700; font-size: 14px; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 10px; }
.section-head h2 { font-size: 32px; font-weight: 800; color: var(--color-ink); line-height: 1.35; }
.section-head p { margin-top: 14px; color: var(--color-text-mute); font-size: 16px; }
.section-foot { margin-top: 40px; display: flex; justify-content: center; }

/* About-summary two-up on home */
.about-summary { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-summary .about-image { aspect-ratio: 4/5; border-radius: var(--radius-md); overflow: hidden; }
.about-summary .about-image img { width: 100%; height: 100%; object-fit: cover; }
.about-summary .stats { display: flex; gap: 40px; margin-top: 30px; }
.about-summary .stat b { display: block; font-size: 28px; color: var(--color-primary); font-weight: 800; }
.about-summary .stat span { font-size: 13.5px; color: var(--color-text-mute); }

/* Card grid (business / products) */
.card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.info-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
  transition: box-shadow .2s ease, transform .2s ease;
}
.info-card:hover { box-shadow: 0 20px 40px rgba(30,40,30,.10); transform: translateY(-3px); }
.info-card .thumb { aspect-ratio: 4/3; overflow: hidden; background: var(--color-bg-soft); }
.info-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.info-card .body { padding: 20px; }
.info-card .num { color: var(--color-primary); font-weight: 800; font-size: 14px; margin-bottom: 8px; }
.info-card h3 { font-size: 18px; font-weight: 700; color: var(--color-ink); margin-bottom: 8px; }
.info-card p { font-size: 14px; color: var(--color-text-mute); }

/* News/notice cards on home */
.news-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { display: flex; flex-direction: column; }
.news-card .thumb { aspect-ratio: 16/10; border-radius: var(--radius-md); overflow: hidden; background: var(--color-bg-soft); margin-bottom: 16px; }
.news-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.news-card:hover .thumb img { transform: scale(1.04); }
.news-card .tag { font-size: 12.5px; font-weight: 700; color: var(--color-primary); margin-bottom: 8px; }
.news-card h3 { font-size: 16.5px; font-weight: 700; color: var(--color-ink); line-height: 1.5; margin-bottom: 8px; }
.news-card p { font-size: 13.5px; color: var(--color-text-mute); margin-bottom: 10px; }
.news-card time { font-size: 12.5px; color: #9AA096; }

/* ==========================================================================
   Sub pages: banner + tab subnav pattern
   ========================================================================== */
.sub-hero {
  position: relative;
  height: 260px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: flex-end;
}
.sub-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(20,30,20,.25), rgba(20,30,20,.55)); }
.sub-hero .container { position: relative; z-index: 1; padding-bottom: 28px; }
.sub-hero h1 { color: #fff; font-size: 30px; font-weight: 800; }
.sub-hero p { color: rgba(255,255,255,.85); margin-top: 8px; font-size: 14.5px; }

.sub-tabs { background: var(--color-bg-soft); border-bottom: 1px solid var(--color-line); }
.sub-tabs ul { display: flex; }
.sub-tabs a {
  display: block;
  padding: 18px 26px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-mute);
  border-bottom: 3px solid transparent;
}
.sub-tabs li.active a, .sub-tabs a:hover { color: var(--color-ink); border-bottom-color: var(--color-primary); background: #fff; }

.page-title { padding: 56px 0 0; text-align: left; }
.page-title h1 { font-size: 28px; font-weight: 800; color: var(--color-ink); }

/* ==========================================================================
   Timeline (History)
   ========================================================================== */
.timeline { max-width: 760px; margin: 0 auto; }
.timeline-item { display: grid; grid-template-columns: 120px 1fr; gap: 30px; padding: 28px 0; border-top: 1px solid var(--color-line); }
.timeline-item:first-child { border-top: none; }
.timeline-item .year { font-size: 30px; font-weight: 800; color: var(--color-primary); }
.timeline-item .events { display: flex; flex-direction: column; gap: 10px; }
.timeline-item .event { display: flex; gap: 14px; font-size: 15px; }
.timeline-item .event .m { color: var(--color-text-mute); min-width: 64px; }

/* ==========================================================================
   Organization chart
   ========================================================================== */
.org-chart { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.org-node {
  padding: 16px 28px;
  border: 1.5px solid var(--color-primary);
  border-radius: var(--radius-sm);
  font-weight: 700;
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.org-node.top { font-size: 18px; }
.org-connector { width: 1.5px; height: 26px; background: var(--color-line); }
.org-row { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; }
.org-branch { display: flex; flex-direction: column; align-items: center; }
.org-dept { border-color: var(--color-line); background: #fff; color: var(--color-ink); text-align: center; }
.org-dept small { display: block; font-weight: 500; color: var(--color-text-mute); font-size: 12.5px; margin-top: 6px; }

/* ==========================================================================
   Process steps
   ========================================================================== */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.process-step { position: relative; padding: 32px 24px; border: 1px solid var(--color-line); border-radius: var(--radius-md); background: #fff; }
.process-step .step-no {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--color-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 17px; margin-bottom: 18px;
}
.process-step h3 { font-size: 17px; font-weight: 700; color: var(--color-ink); margin-bottom: 8px; }
.process-step p { font-size: 14px; color: var(--color-text-mute); }
.process-arrow { display: none; }

/* ==========================================================================
   Products page
   ========================================================================== */
.filter-tabs { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 30px; }
.filter-tabs button {
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-line);
  background: #fff;
  font-weight: 600;
  font-size: 14.5px;
  color: var(--color-text-mute);
}
.filter-tabs button { transition: background .2s ease, color .2s ease, border-color .2s ease; }
.filter-tabs button:hover { border-color: var(--color-primary); color: var(--color-primary); }
.filter-tabs button.active { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.filter-tabs button.active:hover { color: #fff; }

.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.product-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
  text-align: left;
  padding: 0;
  transition: box-shadow .2s ease, transform .2s ease;
  content-visibility: auto;
  contain-intrinsic-size: 300px 380px;
}
.product-card:hover { box-shadow: 0 16px 32px rgba(30,40,30,.10); transform: translateY(-2px); }
.product-card .thumb { aspect-ratio: 1/1; background: var(--color-bg-soft); display: flex; align-items: center; justify-content: center; padding: 18px; }
.product-card .thumb img { width: 100%; height: 100%; object-fit: contain; }
.product-card .body { padding: 16px 18px 20px; }
.product-card .badge { display: inline-block; font-size: 11.5px; font-weight: 700; color: var(--color-primary); background: var(--color-primary-light); padding: 4px 10px; border-radius: var(--radius-pill); margin-bottom: 10px; }
.product-card .brand { font-size: 12.5px; color: var(--color-text-mute); margin-bottom: 4px; }
.product-card h3 { font-size: 15.5px; font-weight: 700; color: var(--color-ink); }
.product-card .weight { font-size: 13px; color: var(--color-text-mute); margin-top: 4px; }
.product-empty { grid-column: 1/-1; text-align: center; padding: 60px 0; color: var(--color-text-mute); }

.modal-overlay {
  position: fixed; inset: 0; background: rgba(20,25,20,.55);
  display: none; align-items: center; justify-content: center; z-index: 900; padding: 24px;
}
.modal-overlay.is-open { display: flex; }
.modal-box {
  background: #fff; border-radius: var(--radius-md); max-width: 720px; width: 100%;
  max-height: 88vh; overflow-y: auto; overscroll-behavior: contain; display: grid; grid-template-columns: 280px 1fr;
}
.modal-box .modal-img { background: var(--color-bg-soft); display: flex; align-items: center; justify-content: center; padding: 30px; }
.modal-box .modal-img img { width: 100%; }
.modal-box .modal-content { padding: 32px 30px; position: relative; }
.modal-close { position: absolute; top: 16px; right: 16px; width: 32px; height: 32px; border: none; background: var(--color-bg-soft); border-radius: 50%; font-size: 16px; color: var(--color-text-mute); transition: background .2s ease, color .2s ease; }
.modal-close:hover { background: var(--color-primary-light); color: var(--color-primary); }
.modal-content .badge { display: inline-block; font-size: 11.5px; font-weight: 700; color: var(--color-primary); background: var(--color-primary-light); padding: 4px 10px; border-radius: var(--radius-pill); margin-bottom: 12px; }
.modal-content .brand { font-size: 13px; color: var(--color-text-mute); }
.modal-content h3 { font-size: 22px; font-weight: 800; color: var(--color-ink); margin: 6px 0 4px; }
.modal-content .weight { font-size: 14px; color: var(--color-text-mute); margin-bottom: 16px; }
.modal-content p { font-size: 15px; line-height: 1.7; }

/* ==========================================================================
   News list / detail
   ========================================================================== */
.news-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-detail-head { max-width: 760px; margin: 0 auto 36px; text-align: left; }
.news-detail-head .tag { color: var(--color-primary); font-weight: 700; font-size: 13.5px; margin-bottom: 10px; display: block; }
.news-detail-head h1 { font-size: 27px; font-weight: 800; color: var(--color-ink); line-height: 1.45; margin-bottom: 12px; }
.news-detail-head time { color: var(--color-text-mute); font-size: 13.5px; }
.news-detail-body { max-width: 760px; margin: 0 auto; }
.news-detail-body .cover { border-radius: var(--radius-md); overflow: hidden; margin-bottom: 32px; aspect-ratio: 16/9; }
.news-detail-body .cover img { width: 100%; height: 100%; object-fit: cover; }
.news-detail-body p { font-size: 16px; line-height: 1.9; margin-bottom: 20px; color: var(--color-text); }
.news-back { margin-top: 44px; }

/* ==========================================================================
   Footer (with integrated contact block)
   ========================================================================== */
.site-footer { background: var(--color-dark); color: rgba(255,255,255,.82); padding: 56px 0 26px; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 40px; flex-wrap: wrap; padding-bottom: 34px; border-bottom: 1px solid rgba(255,255,255,.14); }
.footer-brand { display: flex; flex-direction: column; gap: 22px; }
.footer-contact h2 { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 10px; }
.footer-contact .rows { display: flex; flex-direction: column; gap: 6px; font-size: 13.5px; }
.footer-contact .rows div { opacity: .72; }
.footer-cols { display: flex; gap: 56px; flex-wrap: wrap; }
.footer-col h3 { font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 14px; }
.footer-col a, .footer-col span { display: block; font-size: 13.5px; padding: 5px 0; color: rgba(255,255,255,.72); }
.footer-col a:hover { color: #fff; }
.footer-legal { padding-top: 22px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 12.5px; color: rgba(255,255,255,.55); }
.footer-legal a { color: rgba(255,255,255,.75); margin-right: 16px; }
.footer-bottom { text-align: center; padding-top: 22px; font-size: 12px; color: rgba(255,255,255,.4); }

.back-to-top {
  position: fixed; right: 26px; bottom: 26px; width: 46px; height: 46px; border-radius: 50%;
  background: var(--color-primary); color: #fff; border: none; font-size: 18px; z-index: 400;
  box-shadow: 0 10px 24px rgba(30,40,30,.25);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--color-primary-dark); }

/* ==========================================================================
   Misc content blocks (greeting / CI / location)
   ========================================================================== */
.greeting-layout { display: grid; grid-template-columns: 340px 1fr; gap: 56px; }
.greeting-layout .portrait { border-radius: var(--radius-md); overflow: hidden; aspect-ratio: 3/4; }
.greeting-layout .portrait img { width: 100%; height: 100%; object-fit: cover; }
.greeting-body p { margin-bottom: 18px; font-size: 15.5px; line-height: 1.85; }
.greeting-body .lead { font-size: 21px; font-weight: 700; color: var(--color-ink); margin-bottom: 22px; }
.value-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 30px 0 34px; }
.value-card { background: var(--color-bg-soft); border-radius: var(--radius-md); padding: 22px; }
.value-card b { display: block; color: var(--color-primary); font-size: 16px; margin-bottom: 8px; }
.value-card span { font-size: 13.5px; color: var(--color-text-mute); }
.signature { margin-top: 26px; }
.signature img { height: 60px; }
.signature .who { margin-top: 10px; font-size: 14.5px; color: var(--color-text-mute); }

.ci-logo-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.ci-logo-card { border: 1px solid var(--color-line); border-radius: var(--radius-md); padding: 34px; display: flex; align-items: center; justify-content: center; }
.ci-logo-card.dark { background: var(--color-dark); }
.ci-logo-card img { max-height: 60px; }
.color-swatches { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.swatch { border-radius: var(--radius-md); padding: 26px; color: #fff; }
.swatch b { display: block; font-size: 17px; margin-bottom: 6px; }
.swatch span { display: block; font-size: 13px; opacity: .9; }

.info-table { width: 100%; border-collapse: collapse; }
.info-table tr { border-top: 1px solid var(--color-line); }
.info-table tr:first-child { border-top: none; }
.info-table th, .info-table td { text-align: left; padding: 14px 0; font-size: 14.5px; }
.info-table th { width: 130px; color: var(--color-text-mute); font-weight: 600; }

.location-block { margin-bottom: 60px; }
.location-block:last-child { margin-bottom: 0; }
.location-block h3 { font-size: 20px; font-weight: 800; color: var(--color-ink); margin-bottom: 16px; }
.map-embed { border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--color-line); margin-bottom: 22px; }
.map-embed iframe { display: block; width: 100%; height: 340px; border: 0; }
.transit-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.transit-card { background: var(--color-bg-soft); border-radius: var(--radius-md); padding: 20px 22px; }
.transit-card h4 { font-size: 14.5px; font-weight: 700; color: var(--color-primary); margin-bottom: 10px; }
.transit-card p { font-size: 14px; line-height: 1.7; color: var(--color-text); }

.policy-doc h2 { font-size: 20px; font-weight: 800; margin: 34px 0 12px; color: var(--color-ink); }
.policy-doc h2:first-child { margin-top: 0; }
.policy-doc p, .policy-doc li { font-size: 14.5px; line-height: 1.8; color: var(--color-text); margin-bottom: 8px; }
.policy-doc li { margin-left: 20px; }
.policy-note { background: var(--color-bg-soft); border-radius: var(--radius-md); padding: 18px 20px; font-size: 13.5px; color: var(--color-text-mute); margin-bottom: 36px; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .card-grid, .product-grid { grid-template-columns: repeat(2, 1fr); }
  .news-strip, .news-list { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .about-summary { grid-template-columns: 1fr; }
  .greeting-layout { grid-template-columns: 1fr; }
  .greeting-layout .portrait { max-width: 320px; }
  .transit-grid { grid-template-columns: 1fr; }
  .ci-logo-grid, .color-swatches { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  :root { --header-h: 64px; }
  .nav-toggle { display: block; }
  .main-nav {
    position: fixed; top: var(--header-h); left: 0; right: 0; bottom: 0;
    height: calc(100vh - var(--header-h));
    flex: none;
    z-index: 490;
    background: #fff; flex-direction: column; align-items: stretch; justify-content: flex-start;
    padding: 10px 20px; transform: translateX(100%); transition: transform .25s ease; overflow-y: auto;
    overscroll-behavior: contain;
  }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav > ul { flex-direction: column; gap: 0; }
  .main-nav > ul > li > a { padding: 16px 6px; border-bottom: 1px solid var(--color-line); }
  .dropdown-panel {
    position: static; transform: none; box-shadow: none; border: none; opacity: 1; visibility: visible;
    display: none; padding: 0 0 6px 14px; background: transparent;
  }
  .main-nav > ul > li.mobile-expanded .dropdown-panel { display: block; }
  .header-actions .btn-en { display: none; }

  .hero-carousel { height: 460px; }
  .hero-copy h1 { font-size: 30px; }
  .section { padding: 64px 0; }
  .card-grid, .product-grid, .news-strip, .news-list { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .modal-box { grid-template-columns: 1fr; }
  .timeline-item { grid-template-columns: 80px 1fr; gap: 16px; }
  .sub-hero { height: 200px; }
  .sub-tabs ul { overflow-x: auto; }
  .footer-top { flex-direction: column; }
  .footer-cols { gap: 30px; }
}