:root {
    --bg-dark: #2a2724;
    --bg-darker: #1a1816;
    --bg-section: #f7f4ee;
    --bg-warm: #ede5d3;
    --bg-card: #ffffff;
    --gold: #c9a961;
    --gold-light: #d4b876;
    --gold-deep: #a88a3f;
    --text-dark: #2a2724;
    --text-soft: #4a443d;
    --text-mute: #7a7268;
    --text-light: #f7f4ee;
    --line: rgba(42, 39, 36, 0.12);
    --line-dark: rgba(247, 244, 238, 0.15);
    --accent: #8b6f3d;
    --brand-brown: #4a342a;
    --brand-green: #7a9c3d;
    --nav-bg: rgba(255, 255, 255, 0.96);
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }
  html {
    scroll-behavior: smooth;
    overflow-x: hidden;
  }

  body {
    font-family: 'Noto Sans KR', sans-serif;
    background: var(--bg-section);
    color: var(--text-dark);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    word-break: keep-all;
    overflow-wrap: break-word;
  }

  .slider-frame {
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  /* 플렉스/그리드 자식이 부모를 늘리지 않도록 — 가로 슬라이드 컨테이너 강제 축소 */
  .company-features,
  .efficacy-grid,
  .cert-grid,
  .cert-gallery,
  .media-grid,
  .products-grid {
    min-width: 0;
    max-width: 100%;
  }

  .company-content,
  .company-grid,
  .section-container {
    min-width: 0;
  }

  /* ========== NAV ========== */
  nav {
    position: fixed;
    top: 0; width: 100%;
    z-index: 100;
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    padding: 14px 0;
    transition: all 0.3s;
    border-bottom: 1px solid rgba(74, 52, 42, 0.08);
    box-shadow: 0 2px 20px rgba(74, 52, 42, 0.05);
  }

  .nav-container {
    max-width: 1340px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .logo {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    color: var(--brand-brown);
  }

  /* Brand logo mark */
  .logo-mark {
    width: 60px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  .logo-mark img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
  }

  .logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
  }

  .logo-tagline {
    font-family: 'Nanum Pen Script', cursive;
    font-size: 18px;
    color: var(--brand-green);
    font-weight: 400;
    letter-spacing: 0.5px;
    margin-bottom: 2px;
  }

  .logo-name {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 24px;
    font-weight: 800;
    color: var(--brand-brown);
    letter-spacing: 1px;
  }

  .nav-menu {
    display: flex;
    gap: 24px;
    list-style: none;
    flex-wrap: nowrap;
  }

  @media (min-width: 1280px) {
    .nav-menu { gap: 32px; }
  }

  .nav-menu li { flex-shrink: 0; }

  .nav-menu a {
    text-decoration: none;
    color: var(--brand-brown);
    font-size: 14.5px;
    font-weight: 600;
    letter-spacing: 0.5px;
    position: relative;
    padding: 6px 0;
    transition: color 0.3s;
    white-space: nowrap;
  }

  .nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0; left: 50%;
    width: 0; height: 2px;
    background: var(--brand-green);
    transition: all 0.3s;
    transform: translateX(-50%);
  }

  .nav-menu a:hover { color: var(--brand-green); }
  .nav-menu a:hover::after { width: 100%; }

  .nav-cta {
    background: var(--brand-brown);
    color: #fff;
    padding: 10px 20px;
    font-size: 13.5px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-decoration: none;
    border-radius: 999px;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(74, 52, 42, 0.18);
    white-space: nowrap;
    flex-shrink: 0;
  }

  .nav-cta:hover {
    background: var(--brand-green);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(122, 156, 61, 0.28);
  }

  /* Hamburger button */
  .nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    width: 42px;
    height: 42px;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    flex-shrink: 0;
  }

  .nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--brand-brown);
    border-radius: 2px;
    transition: all 0.3s;
    transform-origin: center;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  .nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  /* Mobile drawer */
  .mobile-menu {
    position: fixed;
    top: 0; right: 0;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    background: #fff;
    z-index: 99;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
    box-shadow: -8px 0 32px rgba(74, 52, 42, 0.15);
    padding: 90px 28px 40px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
  }

  .mobile-menu.open {
    transform: translateX(0);
  }

  .mobile-menu ul {
    list-style: none;
  }

  .mobile-menu li {
    border-bottom: 1px solid rgba(74, 52, 42, 0.08);
  }

  .mobile-menu a {
    display: block;
    padding: 18px 4px;
    color: var(--brand-brown);
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: color 0.3s;
  }

  .mobile-menu a:hover { color: var(--brand-green); }

  .mobile-menu .mobile-cta {
    margin-top: 28px;
    background: var(--brand-brown);
    color: #fff;
    text-align: center;
    padding: 14px 20px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.5px;
    border-bottom: none;
  }

  .mobile-menu .mobile-cta:hover {
    background: var(--brand-green);
    color: #fff;
  }

  .mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(26, 24, 22, 0.45);
    z-index: 98;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
  }

  .mobile-overlay.open {
    opacity: 1;
    pointer-events: auto;
  }

  body.menu-open {
    overflow: hidden;
  }

  /* ========== HERO ========== */
  .hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    padding: 120px 40px 80px;
    background: var(--bg-darker);
  }

  .hero-slides {
    position: absolute;
    inset: 0;
    z-index: 1;
  }

  .hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-color: var(--bg-darker);
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
  }

  .hero-slide.active { opacity: 1; }

  .hero-slide-1 {
    background-image: url('./images/hero/banner.jpg');
    background-position: center 30%;
  }
  .hero-slide-2 { background-image: url('./images/hero/field2.jpg'); }

  .hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(180deg, rgba(26, 24, 22, 0.10) 0%, rgba(26, 24, 22, 0.05) 30%, rgba(26, 24, 22, 0.35) 70%, rgba(26, 24, 22, 0.82) 100%);
    pointer-events: none;
  }

  .hero-dots {
    position: absolute;
    bottom: 96px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
  }

  .hero-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: rgba(247, 244, 238, 0.45);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: all 0.3s;
  }

  .hero-dot.active {
    background: var(--gold);
    width: 28px;
    border-radius: 5px;
  }

  .hero-content {
    position: relative;
    z-index: 3;
    max-width: 1340px;
    margin: 0 auto;
    width: 100%;
    color: var(--text-light);
    padding-bottom: 40px;
  }

  .hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    color: var(--gold-light);
    font-size: 14px;
    letter-spacing: 6px;
    margin-bottom: 22px;
    animation: fadeUp 1s 0.1s backwards;
  }

  .hero-eyebrow::before {
    content: '';
    width: 40px;
    height: 1px;
    background: var(--gold);
  }

  .hero-text-stack {
    position: relative;
    min-height: clamp(130px, 16vw, 220px);
    margin-bottom: 36px;
  }

  .hero-tagline {
    position: absolute;
    inset: 0;
    font-family: 'Nanum Myeongjo', serif;
    font-size: clamp(32px, 5vw, 64px);
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -1px;
    text-shadow: 0 4px 24px rgba(0, 0, 0, 0.55);
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 1.1s ease, transform 1.1s ease;
    pointer-events: none;
  }

  .hero-tagline.active {
    opacity: 1;
    transform: translateY(0);
  }

  .hero-tagline .gold { color: var(--gold-light); }

  .hero-cta-group {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    animation: fadeUp 1s 0.4s backwards;
  }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .btn-primary {
    background: var(--gold);
    color: var(--bg-dark);
    padding: 18px 36px;
    border: none;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 2px;
    cursor: pointer;
    text-decoration: none;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s;
  }

  .btn-primary:hover {
    background: var(--gold-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(201, 169, 97, 0.3);
  }

  .btn-secondary {
    background: transparent;
    color: var(--text-light);
    padding: 18px 36px;
    border: 1px solid rgba(247, 244, 238, 0.4);
    font-family: inherit;
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 2px;
    cursor: pointer;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 12px;
  }

  .btn-secondary:hover {
    background: rgba(247, 244, 238, 0.1);
    border-color: var(--gold);
  }

  .hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(247, 244, 238, 0.6);
    font-size: 12px;
    letter-spacing: 4px;
    text-align: center;
    z-index: 3;
    animation: fadeUp 1s 0.6s backwards, bounce 2s 1.5s infinite;
  }

  .hero-scroll::after {
    content: '';
    display: block;
    width: 1px;
    height: 30px;
    background: rgba(247, 244, 238, 0.4);
    margin: 12px auto 0;
  }

  @keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
  }

  /* ========== SECTION COMMON ========== */
  section {
    padding: 80px 40px;
    position: relative;
  }

  .section-container {
    max-width: 1340px;
    margin: 0 auto;
  }

  .section-header {
    text-align: center;
    margin-bottom: 80px;
  }

  .section-eyebrow {
    display: inline-block;
    color: var(--gold-deep);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 5px;
    margin-bottom: 18px;
  }

  .section-title {
    font-family: 'Nanum Myeongjo', serif;
    font-size: clamp(34px, 4vw, 50px);
    font-weight: 800;
    color: var(--text-dark);
    line-height: 1.3;
    margin-bottom: 20px;
  }

  .section-subtitle {
    font-size: 16px;
    color: var(--text-soft);
    max-width: 660px;
    margin: 0 auto;
    line-height: 1.9;
  }

  /* ========== COMPANY ========== */
  .company {
    background: var(--bg-section);
    position: relative;
  }

  .company-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
  }

  .company-visual {
    position: relative;
    height: 580px;
    border-radius: 4px;
    overflow: hidden;
    background-image:
      linear-gradient(180deg, rgba(42, 39, 36, 0) 0%, rgba(42, 39, 36, 0.35) 100%),
      url('./images/company/company-visual.jpg');
    background-size: cover;
    background-position: center;
    box-shadow: 0 20px 60px rgba(42, 39, 36, 0.15);
  }

  .company-visual::after {
    content: '';
    position: absolute;
    inset: 20px;
    border: 1px solid rgba(247, 244, 238, 0.3);
    pointer-events: none;
  }

  .company-badge {
    position: absolute;
    bottom: 24px; left: 24px;
    background: rgba(42, 39, 36, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    padding: 12px 18px;
    border-radius: 999px;
    border: 1px solid rgba(201, 169, 97, 0.45);
    color: var(--text-light);
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  }

  .company-badge .num {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 26px;
    font-weight: 800;
    color: var(--gold);
    line-height: 1;
    letter-spacing: 0.5px;
  }

  .company-badge .label {
    font-size: 11px;
    color: rgba(247, 244, 238, 0.92);
    letter-spacing: 2px;
    line-height: 1.2;
    padding-left: 12px;
    border-left: 1px solid rgba(201, 169, 97, 0.5);
  }

  .company-content .section-eyebrow { display: block; }
  .company-content .section-title {
    text-align: left;
    margin-bottom: 30px;
  }

  .company-text {
    font-size: 16px;
    color: var(--text-soft);
    line-height: 2;
    margin-bottom: 22px;
  }

  .company-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 36px;
  }

  .company-feature {
    background: var(--bg-card);
    padding: 22px 24px;
    border-radius: 4px;
    border-left: 3px solid var(--gold);
    box-shadow: 0 2px 12px rgba(42, 39, 36, 0.04);
    transition: all 0.3s;
  }

  .company-feature:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(42, 39, 36, 0.1);
  }

  .company-feature .ttl {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 17px;
    color: var(--text-dark);
    font-weight: 700;
    margin-bottom: 8px;
  }

  .company-feature .dsc {
    font-size: 13px;
    color: var(--text-mute);
    line-height: 1.7;
  }

  /* ========== EFFICACY ========== */
  .efficacy {
    background: var(--bg-warm);
    position: relative;
  }

  .efficacy-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .efficacy-card {
    background: var(--bg-card);
    padding: 44px 32px;
    text-align: center;
    border-radius: 4px;
    border-top: 3px solid var(--gold);
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
    box-shadow: 0 4px 20px rgba(42, 39, 36, 0.06);
  }

  .efficacy-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(42, 39, 36, 0.12);
  }

  .efficacy-icon {
    width: 76px; height: 76px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-warm);
    border-radius: 50%;
    position: relative;
  }

  .efficacy-icon svg {
    width: 36px; height: 36px;
    stroke: var(--gold-deep);
    fill: none;
    stroke-width: 1.5;
  }

  .efficacy-title {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 21px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 14px;
  }

  .efficacy-desc {
    font-size: 14px;
    color: var(--text-mute);
    line-height: 1.8;
  }

  /* ========== PRODUCTS ========== */
  .products {
    background: var(--bg-section);
  }

  .products-tabs {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-bottom: 50px;
    flex-wrap: wrap;
  }

  .products-tab {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--text-soft);
    padding: 11px 24px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1px;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s;
  }

  .products-tab.active {
    background: var(--bg-dark);
    color: var(--text-light);
    border-color: var(--bg-dark);
  }

  .products-tab:not(.active):hover {
    border-color: var(--gold);
    color: var(--gold-deep);
  }

  .products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .product-card {
    background: var(--bg-card);
    border-radius: 4px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
    display: flex;
    flex-direction: column;
    box-shadow: 0 2px 14px rgba(42, 39, 36, 0.05);
  }

  .product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 22px 40px rgba(42, 39, 36, 0.12);
  }

  .product-img {
    aspect-ratio: 4/3;
    position: relative;
    background-color: #f5efe4;
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
  }

  /* Wood texture placeholder backgrounds */
  .product-img-1  { background-image: url('./images/products/product-01.jpg'); background-color: var(--bg-card); }
  .product-img-2  { background-image: url('./images/products/product-02.jpg'); background-color: var(--bg-card); }
  .product-img-3  { background-image: url('./images/products/product-03.jpg'); background-color: var(--bg-card); }
  .product-img-4  { background-image: url('./images/products/product-04.jpg'); background-color: var(--bg-card); }
  .product-img-5  { background-image: url('./images/products/product-05.jpg'); background-color: var(--bg-card); }
  .product-img-6  { background-image: url('./images/products/product-06.jpg'); background-color: var(--bg-card); }
  .product-img-7  { background-image: url('./images/products/product-07.jpg'); background-color: var(--bg-card); }
  .product-img-8  { background-image: url('./images/products/product-08.jpg'); background-color: var(--bg-card); }
  .product-img-9  { background-image: url('./images/products/product-09.jpg'); background-color: var(--bg-card); }
  .product-img-10 { background-image: url('./images/products/product-10.jpg'); background-color: var(--bg-card); }
  .product-img-11 { background-image: url('./images/products/product-11.jpg'); background-color: var(--bg-card); }
  .product-img-12 { background-image: url('./images/products/product-12.jpg'); background-color: var(--bg-card); }
  .product-img-13 { background-image: url('./images/products/product-13.jpg'); background-color: var(--bg-card); }
  .product-img-14 { background-image: url('./images/products/product-14.jpg'); background-color: var(--bg-card); }
  .product-img-15 { background-image: url('./images/products/product-15.jpg'); background-color: var(--bg-card); }
  .product-img-16 { background-image: url('./images/products/product-16.jpg'); background-color: var(--bg-card); }
  .product-img-17 { background-image: url('./images/products/product-17.jpg'); background-color: var(--bg-card); }
  .product-img-18 { background-image: url('./images/products/product-18.jpg'); background-color: var(--bg-card); }
  .product-img-19 { background-image: url('./images/products/product-19.jpg'); background-color: var(--bg-card); }

  .product-tag {
    position: absolute;
    top: 16px; left: 16px;
    background: var(--gold);
    color: var(--bg-dark);
    padding: 5px 12px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    border-radius: 2px;
    z-index: 2;
  }

  .product-tag.dark {
    background: var(--bg-dark);
    color: var(--gold-light);
  }

  .product-info {
    padding: 28px 26px;
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .product-cat {
    font-size: 12px;
    color: var(--gold-deep);
    letter-spacing: 3px;
    margin-bottom: 8px;
    font-weight: 600;
  }

  .product-name {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 18px;
    line-height: 1.3;
  }

  .product-specs {
    list-style: none;
    margin-bottom: 22px;
    flex: 1;
  }

  .product-specs li {
    font-size: 13px;
    color: var(--text-soft);
    padding: 8px 0;
    border-bottom: 1px dashed var(--line);
    display: flex;
    justify-content: space-between;
    gap: 12px;
  }

  .product-specs li:last-child { border-bottom: none; }
  .product-specs .k { color: var(--text-mute); flex-shrink: 0; }
  .product-specs .v { text-align: right; font-weight: 500; }

  .product-price-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding-top: 16px;
    border-top: 1px solid var(--line);
  }

  .price-label {
    font-size: 11px;
    color: var(--text-mute);
    letter-spacing: 2px;
    margin-bottom: 4px;
  }

  .price-amount {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 26px;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1;
  }

  .price-amount .won {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 14px;
    font-weight: 500;
    margin-left: 2px;
    color: var(--text-soft);
  }

  .product-size {
    font-size: 11px;
    color: var(--text-mute);
    letter-spacing: 1px;
    text-align: right;
  }

  .price-note {
    text-align: center;
    font-size: 13px;
    color: var(--text-mute);
    margin-top: 50px;
    line-height: 1.9;
    background: var(--bg-card);
    padding: 24px;
    border-radius: 4px;
    border-left: 3px solid var(--gold);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
  }

  /* ========== CERTIFICATIONS ========== */
  .certifications {
    background: var(--bg-dark);
    color: var(--text-light);
    position: relative;
    overflow: hidden;
  }

  .certifications::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle at 20% 0%, rgba(201, 169, 97, 0.10) 0%, transparent 45%),
      radial-gradient(circle at 80% 100%, rgba(201, 169, 97, 0.08) 0%, transparent 45%);
    pointer-events: none;
  }

  .certifications .section-container { position: relative; z-index: 2; }
  .certifications .section-title { color: var(--text-light); }
  .certifications .section-eyebrow { color: var(--gold-light); }
  .certifications .section-subtitle { color: rgba(247, 244, 238, 0.75); }

  .cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
  }

  .cert-card {
    background: rgba(247, 244, 238, 0.04);
    border: 1px solid rgba(247, 244, 238, 0.1);
    border-radius: 4px;
    padding: 36px 28px 30px;
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
    display: flex;
    flex-direction: column;
  }

  .cert-card:hover {
    background: rgba(247, 244, 238, 0.07);
    border-color: var(--gold);
    transform: translateY(-6px);
  }

  .cert-icon {
    width: 64px; height: 64px;
    margin-bottom: 22px;
    border-radius: 50%;
    background: rgba(201, 169, 97, 0.12);
    border: 1px solid rgba(201, 169, 97, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold-light);
    transition: all 0.3s;
  }

  .cert-card:hover .cert-icon {
    background: var(--gold);
    color: var(--bg-dark);
    border-color: var(--gold);
  }

  .cert-icon svg {
    width: 30px; height: 30px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.6;
  }

  .cert-title {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 19px;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 12px;
    line-height: 1.4;
  }

  .cert-desc {
    font-size: 13px;
    color: rgba(247, 244, 238, 0.7);
    line-height: 1.8;
    margin-bottom: 18px;
    flex: 1;
  }

  .cert-list {
    list-style: none;
    border-top: 1px dashed rgba(247, 244, 238, 0.18);
    padding-top: 14px;
  }

  .cert-list li {
    font-size: 12px;
    color: var(--gold-light);
    letter-spacing: 0.5px;
    padding: 4px 0;
    display: flex;
    align-items: baseline;
    gap: 8px;
  }

  .cert-list li::before {
    content: '✓';
    color: var(--gold);
    font-weight: 700;
    font-size: 11px;
    flex-shrink: 0;
  }

  /* ========== CUSTOMER / CONTACT ========== */
  .customer {
    background: var(--bg-section);
  }

  .customer-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 40px;
  }

  .customer-info {
    background: var(--bg-card);
    padding: 56px 48px;
    border-radius: 4px;
    border-left: 4px solid var(--gold);
    box-shadow: 0 4px 20px rgba(42, 39, 36, 0.06);
  }

  .customer-info h3 {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 28px;
    color: var(--text-dark);
    margin-bottom: 28px;
    font-weight: 700;
  }

  .info-row {
    display: grid;
    grid-template-columns: 130px 1fr;
    padding: 18px 0;
    border-bottom: 1px dashed var(--line);
    align-items: start;
    gap: 12px;
  }

  .info-row:last-child { border-bottom: none; }

  .info-label {
    color: var(--gold-deep);
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 1px;
  }

  .info-value {
    color: var(--text-dark);
    font-size: 15px;
    line-height: 1.7;
  }

  .info-value .sub {
    font-size: 13px;
    color: var(--text-mute);
    margin-top: 4px;
  }

  .contact-card {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 56px 48px;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
  }

  .contact-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(135deg, rgba(42, 39, 36, 0.92) 0%, rgba(42, 39, 36, 0.95) 100%),
      url('https://images.unsplash.com/photo-1502082553048-f009c37129b9?auto=format&fit=crop&w=1200&q=80');
    background-size: cover;
    background-position: center;
    z-index: 0;
  }

  .contact-card > * { position: relative; z-index: 1; }

  .exhibition-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--gold);
    color: var(--bg-dark);
    padding: 6px 14px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 18px;
    border-radius: 2px;
  }

  .exhibition-tag .pulse {
    width: 6px; height: 6px;
    background: var(--bg-dark);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
  }

  @keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
  }

  .contact-card h3 {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 26px;
    margin-bottom: 14px;
  }

  .contact-card p {
    color: rgba(247, 244, 238, 0.85);
    margin-bottom: 30px;
    line-height: 1.9;
    font-size: 14px;
  }

  .phone-number {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 38px;
    font-weight: 800;
    color: var(--gold);
    letter-spacing: 1px;
    margin-bottom: 4px;
    line-height: 1;
  }

  .phone-secondary {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 22px;
    color: var(--gold-light);
    margin-bottom: 8px;
    font-weight: 600;
  }

  .phone-hours {
    font-size: 12px;
    color: rgba(247, 244, 238, 0.65);
    letter-spacing: 1px;
    margin-bottom: 32px;
  }

  .contact-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .contact-btn {
    background: rgba(247, 244, 238, 0.08);
    border: 1px solid rgba(247, 244, 238, 0.25);
    color: var(--text-light);
    padding: 14px 22px;
    text-decoration: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s;
    font-size: 14px;
    border-radius: 4px;
  }

  .contact-btn:hover {
    background: var(--gold);
    color: var(--bg-dark);
    border-color: var(--gold);
  }

  /* ========== FOOTER ========== */
  footer {
    background: #ffffff;
    color: var(--text-soft);
    padding: 48px 40px 28px;
    border-top: 1px solid rgba(74, 52, 42, 0.08);
  }

  .footer-container {
    max-width: 1340px;
    margin: 0 auto;
  }

  .footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 36px;
  }

  .footer-brand .logo-mark {
    margin-bottom: 20px;
    width: 64px;
    height: 54px;
    background: transparent;
    border-radius: 0;
    padding: 0;
  }

  .footer-brand .logo-name {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 24px;
    color: var(--brand-brown);
    margin-bottom: 14px;
    font-weight: 800;
  }

  .footer-brand p {
    font-size: 13.5px;
    line-height: 1.9;
    color: var(--text-mute);
  }

  .footer-col h4 {
    font-family: 'Nanum Myeongjo', serif;
    color: var(--brand-brown);
    font-size: 16px;
    margin-bottom: 22px;
    font-weight: 700;
    position: relative;
    padding-bottom: 12px;
  }

  .footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 2px;
    background: var(--brand-green);
    border-radius: 2px;
  }

  .footer-col ul {
    list-style: none;
  }

  .footer-col ul li {
    margin-bottom: 12px;
  }

  .footer-col ul a {
    color: var(--text-soft);
    text-decoration: none;
    font-size: 13.5px;
    transition: color 0.3s;
  }

  .footer-col ul a:hover { color: var(--brand-green); }

  .footer-info {
    font-size: 12.5px;
    line-height: 1.9;
    margin-top: 18px;
    color: var(--text-mute);
  }

  .footer-info strong {
    color: var(--brand-brown);
    font-weight: 600;
  }

  .footer-bottom {
    padding-top: 20px;
    border-top: 1px solid rgba(74, 52, 42, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
  }

  .footer-copy {
    font-size: 11px;
    letter-spacing: 1px;
    color: var(--text-mute);
    opacity: 0.7;
  }

  .footer-tag {
    font-size: 12px;
    color: var(--text-mute);
  }

  /* ========== CERT GALLERY ========== */
  .cert-gallery-wrap {
    margin-top: 64px;
    padding-top: 56px;
    border-top: 1px solid rgba(247, 244, 238, 0.12);
  }
  .cert-gallery-title {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 8px;
  }
  .cert-gallery-sub {
    font-size: 13px;
    color: rgba(247, 244, 238, 0.6);
    text-align: center;
    margin-bottom: 32px;
  }
  .cert-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }
  .cert-thumb {
    background: rgba(247, 244, 238, 0.95);
    border: 1px solid rgba(247, 244, 238, 0.15);
    border-radius: 4px;
    padding: 16px 16px 14px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
    text-align: center;
  }
  .cert-thumb:hover {
    transform: translateY(-4px);
    border-color: var(--gold);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
  }
  .cert-thumb-img {
    width: 100%;
    aspect-ratio: 3 / 4;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    background-color: #fff;
    margin-bottom: 12px;
  }
  .cert-thumb-label {
    font-size: 12.5px;
    color: var(--bg-dark);
    line-height: 1.45;
    font-weight: 600;
  }

  /* Lightbox */
  .lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 40px;
    cursor: zoom-out;
  }
  .lightbox.active { display: flex; }
  .lightbox img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  }
  .lightbox-close {
    position: absolute;
    top: 24px;
    right: 28px;
    color: #fff;
    font-size: 32px;
    background: none;
    border: none;
    cursor: pointer;
    line-height: 1;
  }

  /* ========== MEDIA / BROADCAST ========== */
  .media {
    background: var(--bg-warm);
    color: var(--bg-dark);
  }
  .media .section-eyebrow { color: var(--brand-green); }
  .media .section-title { color: var(--brand-brown); }

  .media-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
  }

  .media-card {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 6px 24px rgba(74, 52, 42, 0.08);
    transition: transform 0.35s, box-shadow 0.35s;
    display: flex;
    flex-direction: column;
  }

  .media-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 14px 36px rgba(74, 52, 42, 0.16);
  }

  .media-video-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #1a1816;
  }

  .media-video-wrap video,
  .media-video-wrap iframe {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: #1a1816;
    border: 0;
  }

  .media-info {
    padding: 22px 24px 24px;
  }

  .media-tag {
    display: inline-block;
    background: rgba(122, 156, 61, 0.13);
    color: var(--brand-green);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.2px;
    padding: 5px 12px;
    border-radius: 999px;
    margin-bottom: 12px;
  }

  .media-title {
    font-family: 'Nanum Myeongjo', serif;
    font-size: 19px;
    font-weight: 800;
    color: var(--brand-brown);
    line-height: 1.45;
    margin-bottom: 8px;
  }

  .media-desc {
    font-size: 13.5px;
    color: var(--text-mute);
    line-height: 1.75;
  }


  /* ========== FAQ ========== */
  .faq {
    background: var(--bg-section);
    color: var(--bg-dark);
  }
  .faq .section-eyebrow { color: var(--gold-deep); }
  .faq-list {
    max-width: 880px;
    margin: 0 auto;
  }
  .faq-item {
    border-top: 1px solid rgba(26, 24, 22, 0.12);
  }
  .faq-item:last-child { border-bottom: 1px solid rgba(26, 24, 22, 0.12); }
  .faq-q {
    width: 100%;
    background: none;
    border: none;
    text-align: left;
    padding: 26px 8px 26px 0;
    cursor: pointer;
    display: flex;
    align-items: flex-start;
    gap: 18px;
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 17px;
    font-weight: 600;
    color: var(--bg-dark);
    line-height: 1.5;
    transition: color 0.3s;
  }
  .faq-q:hover { color: var(--gold-deep); }
  .faq-q-mark {
    color: var(--gold);
    font-family: 'Nanum Myeongjo', serif;
    font-size: 19px;
    font-weight: 700;
    line-height: 1.4;
    flex-shrink: 0;
  }
  .faq-q-text { flex: 1; }
  .faq-q-toggle {
    color: var(--gold-deep);
    font-size: 22px;
    line-height: 1.2;
    transition: transform 0.3s;
    flex-shrink: 0;
  }
  .faq-item.open .faq-q-toggle { transform: rotate(45deg); }
  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 8px 0 36px;
  }
  .faq-item.open .faq-a {
    max-height: 700px;
    padding: 0 8px 28px 36px;
  }
  .faq-a-text {
    font-size: 15px;
    line-height: 1.85;
    color: rgba(26, 24, 22, 0.78);
  }
  .faq-a-text strong { color: var(--gold-deep); font-weight: 700; }

  /* Reveal */
  .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.9s cubic-bezier(0.2, 0.8, 0.2, 1);
  }
  .reveal.visible { opacity: 1; transform: translateY(0); }
  @media (max-width: 1024px) {
    .company-grid, .customer-grid {
      grid-template-columns: 1fr;
      gap: 50px;
    }
    .efficacy-grid { grid-template-columns: repeat(2, 1fr); }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .cert-grid { grid-template-columns: repeat(2, 1fr); }
    .nav-menu { display: none; }
    .nav-toggle { display: flex; }
    .nav-cta { display: none; }
    .company-visual { height: 420px; }
    .company-features { grid-template-columns: 1fr; }
    .footer-top { grid-template-columns: 1fr; gap: 40px; }
    .hero-slide { background-position: center center; }
  }

  /* ============================================================
     MOBILE — 모바일 전용 리디자인 (≤768px)
     데스크톱 디자인을 줄인 게 아니라 모바일에 맞춰 새로 짠 레이아웃
     ============================================================ */
  /* 슬라이더 화살표 — 데스크톱 숨김, 모바일에서만 표시 (투명 스타일) */
  .slider-arrow { display: none; }

  /* 슬라이더 페이지 인디케이터 (점) */
  .slider-dots { display: none; }

  @media (max-width: 1024px) {
    .slider-dots {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 6px;
      margin-top: 14px;
      flex-wrap: wrap;
      padding: 0 20px;
    }

    .slider-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: rgba(74, 52, 42, 0.22);
      border: none;
      padding: 0;
      cursor: pointer;
      transition: all 0.3s;
      flex-shrink: 0;
    }

    .slider-dot.active {
      background: var(--brand-brown);
      width: 22px;
      border-radius: 4px;
    }

    /* 어두운 배경 섹션 (인증) */
    .certifications .slider-dot { background: rgba(247, 244, 238, 0.28); }
    .certifications .slider-dot.active { background: var(--gold-light); }

    /* 제품처럼 카드 많은 경우 점도 작게 */
    .products .slider-dot { width: 5px; height: 5px; }
    .products .slider-dot.active { width: 16px; height: 5px; }
  }

  @media (max-width: 1024px) {
    /* 슬라이더 화살표 — 카드 좌우 peek 영역에 배치 */
    .slider-arrow {
      display: flex;
      position: absolute;
      top: 42%;
      transform: translateY(-50%);
      width: 36px;
      height: 36px;
      border-radius: 50%;
      align-items: center;
      justify-content: center;
      font-size: 24px;
      line-height: 1;
      font-weight: 300;
      cursor: pointer;
      z-index: 5;
      border: none;
      background: transparent;
      color: rgba(74, 52, 42, 0.55);
      transition: all 0.2s;
      padding: 0;
      text-shadow: 0 1px 4px rgba(255, 255, 255, 0.8);
    }
    .slider-arrow:hover { color: var(--brand-brown); }
    .slider-arrow:active {
      transform: translateY(-50%) scale(0.85);
      opacity: 0.5;
    }
    .slider-arrow.slider-prev { left: 4px; right: auto; }
    .slider-arrow.slider-next { right: 4px; left: auto; }

    /* 어두운 배경 섹션(인증) — 흰색 톤 화살표 */
    .certifications .slider-arrow {
      color: rgba(247, 244, 238, 0.6);
      text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
    }
    .certifications .slider-arrow:hover { color: rgba(247, 244, 238, 0.95); }

    /* ----- 기본 ----- */
    section { padding: 36px 20px; }
    .section-container { max-width: 100%; }
    .section-header { margin-bottom: 22px; text-align: center; }
    .section-eyebrow {
      font-size: 11px;
      letter-spacing: 2.5px;
      margin-bottom: 10px;
    }
    .section-title {
      font-size: 24px;
      line-height: 1.4;
      margin-bottom: 12px;
      font-weight: 800;
    }
    .section-subtitle {
      font-size: 14px;
      line-height: 1.75;
      max-width: 100%;
      padding: 0 4px;
    }
    /* 모바일에서는 <br> 무시 (한 문단으로 자연스럽게 흐르게) */
    .section-subtitle br { display: none; }

    /* ----- NAV ----- */
    nav { padding: 10px 0; }
    .nav-container { padding: 0 18px; }
    .logo { gap: 9px; }
    .logo-mark { width: 42px; height: 36px; }
    .logo-name { font-size: 16px; letter-spacing: 0.5px; }
    .logo-tagline { font-size: 13px; }

    /* ----- HERO ----- */
    .hero {
      padding: 80px 20px 50px;
      min-height: 78vh;
      align-items: center;
    }
    .hero-slide { background-position: center; }
    .hero-overlay {
      background: linear-gradient(180deg,
        rgba(26, 24, 22, 0.30) 0%,
        rgba(26, 24, 22, 0.20) 35%,
        rgba(26, 24, 22, 0.65) 75%,
        rgba(26, 24, 22, 0.92) 100%);
    }
    .hero-content { padding: 0; }
    .hero-eyebrow { font-size: 11px; letter-spacing: 3px; margin-bottom: 16px; }
    .hero-text-stack { min-height: 120px; margin-bottom: 24px; }
    .hero-tagline { font-size: 28px; line-height: 1.35; font-weight: 800; }
    .hero-cta-group { flex-direction: column; gap: 10px; align-items: stretch; }
    .btn-primary, .btn-secondary {
      justify-content: center;
      padding: 14px 22px;
      font-size: 14px;
      width: 100%;
    }
    .hero-dots { bottom: 26px; }
    .hero-scroll { display: none; }

    /* ----- COMPANY ----- */
    .company-grid { gap: 32px; }
    .company-content .section-eyebrow { display: inline-block; }
    .company-content .section-title { font-size: 24px; }
    .company-visual { height: 280px; border-radius: 8px; }
    /* 회사 강점 4가지 — 가로 슬라이드 + 자동 넘김 */
    .company-features {
      display: flex;
      grid-template-columns: none;
      gap: 12px;
      margin-top: 20px;
      overflow-x: auto;
      overflow-y: hidden;
      scroll-snap-type: x mandatory;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      padding: 4px 0 16px;
      scroll-padding-left: 0;
    }
    .company-features::-webkit-scrollbar { display: none; }
    .company-feature {
      flex: 0 0 100%;
      max-width: 100%;
      scroll-snap-align: start;
      padding: 18px 20px;
      min-height: 110px;
      border-radius: 10px;
    }


    /* ----- EFFICACY (효능) — 가로 슬라이드 + 자동 넘김 ----- */
    .efficacy-grid {
      display: flex;
      grid-template-columns: none;
      gap: 12px;
      overflow-x: auto;
      overflow-y: hidden;
      scroll-snap-type: x mandatory;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      padding: 4px 0 16px;
      margin: 0;
      scroll-padding-left: 0;
    }
    .efficacy-grid::-webkit-scrollbar { display: none; }
    .efficacy-card {
      flex: 0 0 100%;
      max-width: 100%;
      scroll-snap-align: start;
      padding: 24px 20px 26px;
      text-align: center;
      display: block;
      border-top: 3px solid var(--gold);
      border-left: none;
      border-radius: 10px;
      min-height: 200px;
    }
    .efficacy-card:hover { transform: none; }
    .efficacy-card .efficacy-icon {
      width: 56px; height: 56px;
      margin: 0 auto 16px;
      flex-shrink: 0;
    }
    .efficacy-card .efficacy-icon svg { width: 28px; height: 28px; }
    .efficacy-title { font-size: 17px; margin-bottom: 10px; }
    .efficacy-desc { font-size: 13.5px; line-height: 1.75; }


    /* ----- PRODUCTS — 2열 콤팩트 ----- */
    .products-tabs {
      gap: 6px;
      margin-bottom: 24px;
      padding: 0 4px 4px;
      flex-wrap: nowrap;
      justify-content: center;
      overflow-x: auto;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
    }
    .products-tabs::-webkit-scrollbar { display: none; }
    .products-tab {
      flex-shrink: 0;
      padding: 8px 12px;
      font-size: 12px;
      letter-spacing: 0.3px;
      white-space: nowrap;
    }
    /* 모바일 — 가로 스크롤 슬라이드 (네이버 쇼핑 스타일) */
    .products-grid {
      display: flex;
      grid-template-columns: none;
      gap: 12px;
      overflow-x: auto;
      overflow-y: hidden;
      scroll-snap-type: x mandatory;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      padding: 4px 0 16px;
      margin: 0;
      scroll-padding-left: 0;
    }
    .products-grid::-webkit-scrollbar { display: none; }
    .product-card {
      flex: 0 0 70%;
      max-width: 70%;
      scroll-snap-align: start;
      border-radius: 10px;
    }
    .product-img { aspect-ratio: 1/1; }
    .product-info { padding: 12px 14px 14px; }
    .product-name {
      font-size: 14px;
      font-weight: 700;
      line-height: 1.35;
      margin-bottom: 6px;
    }
    .product-cat-tag {
      font-size: 10px;
      padding: 2px 8px;
    }
    .product-tag { font-size: 10px; padding: 4px 8px; top: 8px; left: 8px; }

    /* 가로 스크롤 힌트 (좌우 페이드) */
    .products {
      position: relative;
    }

    /* ----- CERTIFICATIONS — 가로 슬라이드 (자동 넘김) ----- */
    .cert-grid {
      display: flex;
      grid-template-columns: none;
      gap: 12px;
      overflow-x: auto;
      overflow-y: hidden;
      scroll-snap-type: x mandatory;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      padding: 4px 0 16px;
      margin: 0;
      scroll-padding-left: 0;
    }
    .cert-grid::-webkit-scrollbar { display: none; }
    .cert-card {
      flex: 0 0 100%;
      max-width: 100%;
      scroll-snap-align: start;
      padding: 18px 18px 20px;
      display: grid;
      grid-template-columns: 56px 1fr;
      column-gap: 16px;
      row-gap: 0;
      align-items: start;
      border-radius: 10px;
    }
    .cert-card:hover { transform: none; }
    .cert-card .cert-icon {
      grid-column: 1;
      grid-row: 1 / -1;
      align-self: start;
      width: 56px; height: 56px;
      margin-bottom: 0;
      flex-shrink: 0;
    }
    .cert-card .cert-icon svg { width: 26px; height: 26px; }
    .cert-card .cert-title,
    .cert-card .cert-desc,
    .cert-card .cert-list {
      grid-column: 2;
    }
    .cert-title {
      font-size: 16px;
      margin-bottom: 6px;
      line-height: 1.4;
    }
    .cert-desc {
      font-size: 13px;
      line-height: 1.7;
      margin-bottom: 10px;
    }
    .cert-list { margin-top: 0; padding-top: 8px; border-top: 1px dashed rgba(247, 244, 238, 0.18); }
    .cert-list li { font-size: 12.5px; padding: 3px 0; }
    .cert-gallery-wrap { margin-top: 28px; padding-top: 22px; }
    .cert-gallery-title { font-size: 16px; margin-bottom: 6px; }
    .cert-gallery-sub { font-size: 12px; margin-bottom: 14px; }

    /* 인증서 갤러리 — 한 장씩 가로 슬라이드 */
    .cert-gallery {
      display: flex;
      grid-template-columns: none;
      gap: 12px;
      overflow-x: auto;
      overflow-y: hidden;
      scroll-snap-type: x mandatory;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      padding: 4px 0 16px;
      margin: 0;
      scroll-padding-left: 0;
    }
    .cert-gallery::-webkit-scrollbar { display: none; }
    .cert-thumb {
      flex: 0 0 100%;
      max-width: 100%;
      scroll-snap-align: start;
    }
    .cert-thumb-label { font-size: 12.5px; padding: 10px; }

    /* ----- MEDIA (영상) — 가로 슬라이드 ----- */
    .media-grid {
      display: flex;
      grid-template-columns: none;
      gap: 12px;
      overflow-x: auto;
      overflow-y: hidden;
      scroll-snap-type: x mandatory;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      padding: 4px 0 16px;
      margin: 0;
      scroll-padding-left: 0;
    }
    .media-grid::-webkit-scrollbar { display: none; }
    .media-card {
      flex: 0 0 100%;
      max-width: 100%;
      scroll-snap-align: start;
      border-radius: 10px;
    }
    .media-info { padding: 14px 16px 18px; }
    .media-tag { font-size: 11px; padding: 4px 10px; margin-bottom: 8px; }
    .media-title { font-size: 15px; line-height: 1.4; margin-bottom: 4px; }
    .media-desc { font-size: 12.5px; line-height: 1.65; }

    /* ----- FAQ ----- */
    .faq-q {
      font-size: 15px;
      padding: 20px 4px;
      gap: 12px;
    }
    .faq-q-mark { font-size: 17px; }
    .faq-q-toggle { font-size: 20px; }
    .faq-a { padding: 0 4px 0 28px; }
    .faq-item.open .faq-a { padding: 0 4px 20px 28px; }
    .faq-a-text { font-size: 13.5px; line-height: 1.8; }

    /* ----- CUSTOMER ----- */
    .customer-grid { gap: 28px; }
    .customer-info, .contact-card {
      padding: 24px 20px;
      border-radius: 10px;
    }
    .customer-info h3,
    .contact-card h3 { font-size: 20px; margin-bottom: 14px; }
    .phone-number { font-size: 22px; word-break: keep-all; letter-spacing: 0.5px; margin-bottom: 6px; }
    .info-row { grid-template-columns: 1fr; gap: 2px; padding: 10px 0; }
    .info-row:first-of-type { padding-top: 4px; }
    .info-label { font-size: 12px; letter-spacing: 0.5px; }
    .info-value { font-size: 14px; line-height: 1.5; }
    .info-value .sub { font-size: 12px; margin-top: 2px; }
    .contact-icon { width: 44px; height: 44px; }
    .contact-title { font-size: 17px; }

    /* ----- FOOTER ----- */
    footer { padding: 36px 20px 24px; }
    .footer-top {
      grid-template-columns: 1fr;
      gap: 28px;
      margin-bottom: 24px;
    }
    /* 모바일에서는 바로가기·고객센터 컬럼 숨김 (햄버거 메뉴+브랜드 정보로 충분) */
    .footer-col { display: none; }
    .footer-brand .logo-mark { width: 56px; height: 46px; margin-bottom: 14px; }
    .footer-brand .logo-name { font-size: 20px; margin-bottom: 10px; }
    .footer-brand p { font-size: 13px; }
    .footer-info { font-size: 12px; margin-top: 14px; }
    .footer-col h4 { font-size: 15px; margin-bottom: 16px; padding-bottom: 10px; }
    .footer-col ul li { margin-bottom: 10px; }
    .footer-col ul a { font-size: 13px; }
    .footer-bottom {
      flex-direction: column;
      align-items: flex-start;
      gap: 10px;
      padding-top: 18px;
    }
    .footer-tag { font-size: 11.5px; line-height: 1.5; }
  }

  /* ============================================================
     아주 작은 폰 (≤380px, iPhone SE 등)
     ============================================================ */
  @media (max-width: 380px) {
    section { padding: 32px 16px; }
    .nav-container { padding: 0 14px; }
    .logo-name { font-size: 15px; }
    .logo-tagline { font-size: 12px; }
    .logo-mark { width: 38px; height: 32px; }
    .hero-tagline { font-size: 24px; }
    .section-title { font-size: 22px; }

    /* 작은 폰에서도 카드 너비 통일 */
    .product-card { flex: 0 0 100%; max-width: 100%; }
    .cert-card { flex: 0 0 94%; max-width: 94%; }
    .cert-thumb { flex: 0 0 100%; max-width: 100%; }
    .media-card { flex: 0 0 94%; max-width: 94%; }
    .efficacy-card { flex: 0 0 94%; max-width: 94%; }
    .company-feature { flex: 0 0 94%; max-width: 94%; }
  }