/* ==========================================================================
   KRDS Design Tokens — adapted for 대한플러스전자
   Primary: #3498db (Brand Blue)
   ========================================================================== */

@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.min.css');

/* --------------------------------------------------------------------------
   Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Brand Primary scale (anchored at #3498db) */
  --color-primary-5:   #f2f8fd;
  --color-primary-10:  #daeef9;
  --color-primary-20:  #b0d8f2;
  --color-primary-30:  #7ec0e8;
  --color-primary-40:  #57aae0;
  --color-primary-50:  #3498db;  /* brand blue — button, focus, active */
  --color-primary-60:  #2980b9;  /* hover / pressed */
  --color-primary-70:  #1f638f;  /* dark emphasis */
  --color-primary-80:  #154868;
  --color-primary-90:  #0d2e44;
  --color-primary-100: #060f18;

  /* Gray scale — 13 steps (KRDS standard) */
  --color-gray-5:   #fafafa;
  --color-gray-10:  #f4f5f6;
  --color-gray-20:  #e6e8ea;
  --color-gray-30:  #cdd1d5;
  --color-gray-40:  #b1b8be;
  --color-gray-50:  #8a949e;
  --color-gray-60:  #6d7882;
  --color-gray-70:  #58616a;
  --color-gray-80:  #464c53;
  --color-gray-90:  #33363d;
  --color-gray-95:  #1e2124;
  --color-gray-100: #131416;

  /* Status */
  --color-info:    #0b78cb;
  --color-success: #1f7a47;
  --color-warning: #c26900;
  --color-danger:  #d6322f;

  /* Semantic foreground */
  --color-fg-1:          var(--color-gray-100);
  --color-fg-2:          var(--color-gray-80);
  --color-fg-3:          var(--color-gray-60);
  --color-fg-4:          var(--color-gray-50);
  --color-fg-on-primary: #ffffff;
  --color-fg-link:       var(--color-primary-60);

  /* Semantic surface */
  --color-bg-canvas:  #ffffff;
  --color-bg-subtle:  var(--color-gray-10);
  --color-bg-muted:   #eef2f7;
  --color-bg-inverse: var(--color-gray-100);

  /* Semantic border */
  --color-border-default: var(--color-gray-30);
  --color-border-strong:  var(--color-gray-50);
  --color-border-focus:   var(--color-primary-50);

  /* Typography scale */
  --text-display-l:  64px;
  --text-display-m:  44px;
  --text-display-s:  36px;
  --text-heading-l:  32px;
  --text-heading-m:  24px;
  --text-heading-s:  19px;
  --text-heading-xs: 17px;
  --text-heading-xxs:15px;
  --text-body-l:     19px;
  --text-body-m:     17px;
  --text-body-s:     15px;
  --text-body-xs:    13px;

  --leading-tight:  1.3;
  --leading-normal: 1.55;
  --leading-loose:  1.7;

  /* Spacing (4pt grid) */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;

  /* Border radius */
  --radius-xsmall: 4px;
  --radius-small:  6px;
  --radius-medium: 8px;
  --radius-large:  10px;
  --radius-xlarge: 12px;
  --radius-pill:   999px;

  /* Elevation */
  --shadow-1: 0 1px 2px rgba(19,20,22,.06), 0 1px 1px rgba(19,20,22,.04);
  --shadow-2: 0 2px 6px rgba(19,20,22,.08), 0 1px 2px rgba(19,20,22,.04);
  --shadow-3: 0 6px 16px rgba(19,20,22,.10), 0 2px 4px rgba(19,20,22,.05);
  --shadow-4: 0 12px 28px rgba(19,20,22,.14), 0 4px 8px rgba(19,20,22,.06);

  /* Motion */
  --motion-duration-fast:   150ms;
  --motion-duration-base:   200ms;
  --motion-duration-slow:   240ms;
  --motion-easing:          ease-out;

  /* Layout */
  --container-max:    1248px;
  --container-pad:    24px;
}

/* --------------------------------------------------------------------------
   Base Reset
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: "Pretendard Variable", "Pretendard", -apple-system, BlinkMacSystemFont,
    "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif;
  font-size: var(--text-body-m);
  line-height: var(--leading-normal);
  letter-spacing: 0;
  color: var(--color-fg-1);
  background-color: var(--color-bg-canvas);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--color-fg-link); }

ul, ol { list-style: none; }

img { max-width: 100%; height: auto; display: block; }

button {
  font-family: inherit;
  cursor: pointer;
  background: none;
  border: none;
}

/* Focus visible — 2px primary-50 outline, 2px offset (KRDS 필수) */
:focus-visible {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}
:focus:not(:focus-visible) { outline: none; }

/* --------------------------------------------------------------------------
   Layout Container
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
  margin-left: auto;
  margin-right: auto;
}

/* --------------------------------------------------------------------------
   Page Hero — 하위 페이지 공통 히어로 (about / product / contact)
   -------------------------------------------------------------------------- */
.page-hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background-color: var(--color-primary-90);
  background-repeat: no-repeat;
  background-position: center right;
  background-size: cover;
  border-bottom: 3px solid var(--color-primary-50);
}
.page-hero--about {
  background-image:
    linear-gradient(90deg, var(--color-primary-90) 28%, rgba(13, 46, 68, 0.55) 68%, rgba(13, 46, 68, 0.15) 100%),
    url("../img/main/ab_bg.jpg");
}
.page-hero--product {
  background-image:
    linear-gradient(90deg, var(--color-primary-90) 28%, rgba(13, 46, 68, 0.55) 68%, rgba(13, 46, 68, 0.15) 100%),
    url("../img/main/pd_bg.jpg");
}
.page-hero--contact {
  background-image:
    linear-gradient(90deg, rgba(13, 46, 68, 0.95) 0%, rgba(13, 46, 68, 0.86) 52%, rgba(13, 46, 68, 0.64) 100%),
    url("../img/main/test_main02.jpg");
  background-position: left center;
}
.page-hero > .container {
  position: relative;
  z-index: 1;
  padding-top: clamp(56px, 9vw, 96px);
  padding-bottom: clamp(48px, 7vw, 76px);
}
.page-hero__crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  font-size: var(--text-body-xs);
  color: rgba(255, 255, 255, 0.55);
}
.page-hero__crumb a {
  color: rgba(255, 255, 255, 0.78);
  transition: color var(--motion-duration-fast) var(--motion-easing);
}
.page-hero__crumb a:hover { color: #fff; }
.page-hero__crumb .sep { color: rgba(255, 255, 255, 0.3); }
.page-hero__crumb [aria-current] { color: rgba(255, 255, 255, 0.9); }
.page-hero__title {
  font-size: clamp(28px, 4.4vw, var(--text-display-s));
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.15;
}
.page-hero__title::after {
  content: "";
  display: block;
  width: 44px;
  height: 3px;
  margin-top: var(--space-4);
  border-radius: 2px;
  background-color: var(--color-primary-40);
}
.page-hero__desc {
  margin-top: var(--space-4);
  max-width: 640px;
  font-size: clamp(var(--text-body-m), 2vw, var(--text-body-l));
  line-height: var(--leading-normal);
  color: rgba(255, 255, 255, 0.82);
}

/* --------------------------------------------------------------------------
   Site Header
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg-canvas);
  border-bottom: 1px solid var(--color-border-default);
  box-shadow: var(--shadow-1);
  transition: box-shadow var(--motion-duration-base) var(--motion-easing);
}

.site-header.scrolled { box-shadow: var(--shadow-2); }

.header-inner {
  display: flex;
  align-items: center;
  height: 64px;
  gap: var(--space-8);
}

/* Vendor(Bootstrap/renew main.css)의 .container 규칙이 krds .container 를
   덮어써서 헤더가 깨지는 것을 교정한다:
   - Bootstrap 의 .container::before/::after clearfix 의사요소가 flex 아이템이
     되어 로고·우측 액션을 안쪽으로 밀어냄  → 의사요소 제거
   - main.css 의 고정폭(width:1200px) → 다시 max-width 기반으로 복원 */
.site-header .header-inner.container {
  width: 100%;
  max-width: var(--container-max);
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}
.site-header .header-inner.container::before,
.site-header .header-inner.container::after {
  content: none;
}

/* Logo */
.header-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.header-logo img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

/* Primary Nav */
.primary-nav { flex: 1; }

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  height: 64px;
}

.nav-item {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

/* .primary-nav 로 스코프 — renew/main.css 의 `.nav-link{display:block}` 가
   krds 규칙을 덮어써 링크 텍스트가 수직 중앙 정렬을 잃는 것을 방지 */
.primary-nav .nav-link {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 var(--space-4);
  font-size: var(--text-heading-xs);
  font-weight: 700;
  color: var(--color-fg-1);
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  transition: color var(--motion-duration-fast) var(--motion-easing),
              border-color var(--motion-duration-fast) var(--motion-easing);
}

.primary-nav .nav-link:hover,
.primary-nav .nav-item.active > .nav-link {
  color: var(--color-primary-60);
  border-bottom-color: var(--color-primary-50);
}

/* Dropdown */
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 160px;
  background-color: var(--color-bg-canvas);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-3);
  padding: var(--space-2) 0;
  z-index: 200;
}

.nav-item.has-dropdown:hover .dropdown-menu,
.nav-item.has-dropdown:focus-within .dropdown-menu {
  display: block;
}

.dropdown-item {
  display: block;
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-body-s);
  color: var(--color-fg-2);
  transition: background-color var(--motion-duration-fast) var(--motion-easing),
              color var(--motion-duration-fast) var(--motion-easing);
}

.dropdown-item:hover {
  background-color: var(--color-bg-subtle);
  color: var(--color-primary-60);
}

/* Header right actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-shrink: 0;
  margin-left: auto; /* .primary-nav 가 숨겨지는 좁은 화면에서도 우측 정렬 유지 */
}

/* Language switch */
.lang-switch {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.lang-item {
  font-size: var(--text-body-xs);
  font-weight: 700;
  color: var(--color-fg-3);
  transition: color var(--motion-duration-fast) var(--motion-easing);
}

.lang-item:hover,
.lang-item.active {
  color: var(--color-primary-60);
}

.lang-divider {
  display: block;
  width: 1px;
  height: 12px;
  background-color: var(--color-border-default);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-small);
}

.menu-toggle:hover { background-color: var(--color-bg-subtle); }

.menu-icon,
.menu-icon::before,
.menu-icon::after {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-fg-1);
  border-radius: 2px;
  transition: transform var(--motion-duration-slow) var(--motion-easing),
              opacity var(--motion-duration-fast) var(--motion-easing);
}

.menu-icon { position: relative; }

.menu-icon::before,
.menu-icon::after {
  content: '';
  position: absolute;
  left: 0;
}

.menu-icon::before { top: -6px; }
.menu-icon::after  { top: 6px; }

/* Toggle open state */
.menu-toggle[aria-expanded="true"] .menu-icon { background-color: transparent; }
.menu-toggle[aria-expanded="true"] .menu-icon::before { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-icon::after  { transform: translateY(-6px) rotate(-45deg); }

/* Mobile navigation drawer */
.mobile-nav {
  display: none;
  border-top: 1px solid var(--color-border-default);
  background-color: var(--color-bg-canvas);
  padding: var(--space-4) 0 var(--space-6);
}

.mobile-nav.open { display: block; }

.mobile-nav-list { padding: 0 var(--container-pad); }

.mobile-nav-section { padding: var(--space-3) 0; }

.mobile-nav-group-title {
  font-size: var(--text-body-xs);
  font-weight: 700;
  color: var(--color-fg-4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: var(--space-2) 0 var(--space-2);
}

.mobile-nav-link {
  display: block;
  padding: var(--space-3) 0;
  font-size: var(--text-body-m);
  font-weight: 700;
  color: var(--color-fg-1);
  border-bottom: 1px solid var(--color-border-default);
}

.mobile-nav-link:hover { color: var(--color-primary-60); }

.mobile-nav-sub-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-body-s);
  color: var(--color-fg-2);
  border-bottom: 1px solid var(--color-gray-20);
}

.mobile-nav-sub-link:hover { color: var(--color-primary-60); }

.mobile-lang {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5) var(--container-pad) 0;
}

.mobile-lang-item {
  font-size: var(--text-body-s);
  font-weight: 700;
  color: var(--color-fg-3);
}

.mobile-lang-item.active { color: var(--color-primary-60); }

/* --------------------------------------------------------------------------
   Site Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-bg-inverse);
  color: var(--color-gray-50);
  padding: var(--space-12) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1.5fr;
  gap: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-gray-95);
}

.footer-heading {
  font-size: var(--text-body-s);
  font-weight: 700;
  color: var(--color-gray-20);
  margin-bottom: var(--space-4);
}

.footer-nav-list { display: flex; flex-direction: column; gap: var(--space-3); }

.footer-nav-link {
  font-size: var(--text-body-xs);
  color: var(--color-gray-50);
  transition: color var(--motion-duration-fast) var(--motion-easing);
}

.footer-nav-link:hover { color: var(--color-gray-20); }

.footer-company-name {
  font-size: var(--text-heading-xs);
  font-weight: 700;
  color: var(--color-gray-10);
  margin-bottom: var(--space-3);
}

.footer-address {
  font-size: var(--text-body-xs);
  line-height: var(--leading-loose);
  color: var(--color-gray-50);
  margin-bottom: var(--space-4);
}

.footer-contact-list { display: flex; flex-direction: column; gap: var(--space-2); }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-body-xs);
  color: var(--color-gray-50);
}

.footer-contact-label {
  flex-shrink: 0;
  font-weight: 700;
  color: var(--color-gray-40);
  min-width: 40px;
}

.footer-contact-item a { color: var(--color-gray-50); }
.footer-contact-item a:hover { color: var(--color-gray-20); }

/* 소셜 미디어 링크 */
.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
}
.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-gray-70);
  color: var(--color-gray-40);
  font-size: 15px;
  transition: border-color var(--motion-duration-fast) var(--motion-easing),
              color var(--motion-duration-fast) var(--motion-easing),
              background-color var(--motion-duration-fast) var(--motion-easing);
}
.footer-social a:hover {
  border-color: var(--color-primary-40);
  background-color: var(--color-primary-40);
  color: #fff;
}

.footer-bottom {
  padding-top: var(--space-6);
  font-size: var(--text-body-xs);
  color: var(--color-gray-70);
}

/* --------------------------------------------------------------------------
   Buttons (KRDS pattern)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: inherit;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid transparent;
  transition:
    background-color var(--motion-duration-fast) var(--motion-easing),
    border-color var(--motion-duration-fast) var(--motion-easing),
    color var(--motion-duration-fast) var(--motion-easing);
}

.btn:disabled {
  background-color: var(--color-bg-subtle);
  color: var(--color-fg-4);
  border-color: transparent;
  cursor: not-allowed;
}

/* Sizes */
.btn-l { height: 56px; padding: 0 28px; font-size: var(--text-body-l); border-radius: var(--radius-medium); }
.btn-m { height: 48px; padding: 0 24px; font-size: var(--text-body-m); border-radius: var(--radius-small); }
.btn-s { height: 40px; padding: 0 20px; font-size: var(--text-body-s); border-radius: var(--radius-small); }

/* Variants */
.btn-primary {
  background-color: var(--color-primary-50);
  color: var(--color-fg-on-primary);
}
.btn-primary:hover:not(:disabled)   { background-color: var(--color-primary-60); }
.btn-primary:active:not(:disabled)  { background-color: var(--color-primary-70); }

.btn-secondary {
  background-color: var(--color-bg-canvas);
  color: var(--color-primary-60);
  border-color: var(--color-primary-50);
}
.btn-secondary:hover:not(:disabled) { background-color: var(--color-primary-10); }

.btn-tertiary {
  background-color: var(--color-bg-canvas);
  color: var(--color-fg-1);
  border-color: var(--color-border-default);
}
.btn-tertiary:hover:not(:disabled) { background-color: var(--color-bg-subtle); }

/* --------------------------------------------------------------------------
   Cards (KRDS pattern)
   -------------------------------------------------------------------------- */
.card {
  background-color: var(--color-bg-canvas);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-xlarge);
  padding: var(--space-6);
}

.card-elevated {
  background-color: var(--color-bg-canvas);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-xlarge);
  padding: var(--space-6);
  box-shadow: var(--shadow-2);
}

.card-selected {
  background-color: var(--color-bg-canvas);
  border: 2px solid var(--color-primary-50);
  border-radius: var(--radius-xlarge);
  padding: var(--space-6);
}

/* --------------------------------------------------------------------------
   Product Spec Table  (js/spec-table.js 가 렌더)
   -------------------------------------------------------------------------- */
.spec-table-figure {
  margin: var(--space-8) 0 var(--space-10);
}
/* 한 탭에 표가 여러 개일 때 — 표 사이 구분선 (표는 [data-spec-table] div 로 감싸여 렌더됨) */
[data-spec-table] + [data-spec-table] {
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border-default);
}
[data-spec-table] + [data-spec-table] .spec-table-figure {
  margin-top: 0;
}
.spec-table-figure__cap {
  font-size: var(--text-body-m);
  font-weight: 700;
  color: var(--color-fg-1);
  margin-bottom: var(--space-3);
}
.spec-table-figure__cap small {
  margin-left: var(--space-2);
  font-size: var(--text-body-xs);
  font-weight: 500;
  color: var(--color-fg-3);
}

/* 가로 스크롤 컨테이너 — 표 폭만큼만 차지하고(빈 여백 방지), 넘치면 이 안에서만 스크롤 */
.spec-table-scroll {
  display: block;
  width: -moz-fit-content;
  width: fit-content;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-medium);
  background-color: var(--color-bg-canvas);
}
.spec-table-scroll:focus-visible {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}

.spec-table {
  border-collapse: separate;
  border-spacing: 0;
  table-layout: fixed;
  width: calc(284px + var(--spec-cols, 6) * 144px);
  font-size: var(--text-body-s);
  line-height: 1.4;
  color: var(--color-fg-1);
}

.spec-table col { width: 144px; }
.spec-table col.spec-table__labelcol--group { width: 160px; }
.spec-table col.spec-table__labelcol--sub { width: 124px; }

.spec-table th,
.spec-table td {
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-gray-20);
  border-right: 1px solid var(--color-gray-20);
  text-align: center;
  vertical-align: middle;
  white-space: normal;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.spec-table tbody tr:last-child th,
.spec-table tbody tr:last-child td { border-bottom: 0; }

/* 컬럼 헤더 — 스크롤 시 상단 고정 */
.spec-table thead th {
  position: sticky;
  top: 0;
  z-index: 3;
  background-color: var(--color-primary-70);
  color: var(--color-fg-on-primary);
  font-weight: 700;
  font-size: var(--text-body-xs);
  border-right-color: var(--color-primary-60);
}
.spec-table thead th[scope="colgroup"] { background-color: var(--color-primary-60); }
.spec-table__corner {
  position: sticky;
  left: 0;
  top: 0;
  z-index: 4;
  background-color: var(--color-primary-70);
  border-right: 1px solid var(--color-primary-60);
}

/* 행 라벨 — 스크롤 시 좌측 고정 */
.spec-table__rowhdr,
.spec-table__grouphdr,
.spec-table__subhdr {
  position: sticky;
  left: 0;
  z-index: 2;
  padding-left: var(--space-2);
  padding-right: var(--space-2);
  background-color: var(--color-bg-subtle);
  text-align: left;
  font-weight: 600;
  color: var(--color-fg-2);
  white-space: normal;
}
.spec-table__grouphdr {
  font-weight: 700;
  color: var(--color-fg-1);
  border-right: 0;
}
.spec-table__subhdr {
  left: 160px;
  font-weight: 500;
  color: var(--color-fg-3);
}
.spec-table tbody tr:hover td { background-color: var(--color-primary-5); }

/* 주요 응용분야 행 — 부가 정보라 작게·왼쪽정렬 */
.spec-table__approw td {
  font-size: var(--text-body-xs);
  line-height: 1.35;
  text-align: left;
  color: var(--color-fg-3);
}

/* 긴 라벨은 최대 2줄까지만 보이고 나머지는 말줄임 + title(툴팁) */
.spec-table__hdrtext {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  cursor: help;
}

.spec-table__span {
  text-align: left;
  color: var(--color-fg-2);
  white-space: normal;
}

/* ●/– 마크 */
.spec-table__mark--yes { color: var(--color-primary-50); font-weight: 700; }
.spec-table__mark--no { color: var(--color-fg-4); }
.spec-table__note-ref { color: var(--color-danger); font-weight: 700; margin-left: 1px; }

/* Hawkeye "7 common problems" */
.spec-table__problem { white-space: normal; }
.spec-table__problem img { display: inline-block; margin: 0 auto 4px; border-radius: var(--radius-xsmall); }
.spec-table__problem span { display: block; font-size: 11px; color: var(--color-fg-3); }

.spec-table__notes {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  margin-top: var(--space-3);
  font-size: var(--text-body-xs);
  color: var(--color-fg-3);
}
.spec-table__error { color: var(--color-danger); font-size: var(--text-body-s); }

/* --------------------------------------------------------------------------
   Mini spec tabs  (AEC-Q100 등 하위 분류) — 세그먼트 컨트롤
   -------------------------------------------------------------------------- */
.spec-tabs__label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--text-body-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-fg-3);
  text-align: center;
}
.spec-tabs__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-1);
  width: -moz-fit-content;
  width: fit-content;
  max-width: 100%;
  margin: 0 auto var(--space-8);
  padding: var(--space-1);
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-large);
}
.spec-tabs__nav button {
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-body-s);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-fg-3);
  background-color: transparent;
  border: 0;
  border-radius: var(--radius-small);
  cursor: pointer;
  transition: color var(--motion-duration-fast) var(--motion-easing),
              background-color var(--motion-duration-fast) var(--motion-easing),
              box-shadow var(--motion-duration-fast) var(--motion-easing);
}
.spec-tabs__nav button:hover:not(.is-active) { color: var(--color-fg-1); }
.spec-tabs__nav button:focus-visible {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 1px;
}
.spec-tabs__nav button.is-active {
  color: var(--color-primary-60);
  font-weight: 700;
  background-color: var(--color-bg-canvas);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06), 0 2px 6px rgba(0, 0, 0, 0.10);
}

@media (max-width: 640px) {
  .spec-tabs__nav { width: 100%; flex-direction: column; align-items: stretch; }
  .spec-tabs__nav button { width: 100%; padding: var(--space-3); font-size: var(--text-body-s); }
}

@media (max-width: 640px) {
  .spec-table { width: calc(232px + var(--spec-cols, 6) * 112px); }
  .spec-table col { width: 112px; }
  .spec-table col.spec-table__labelcol--group { width: 126px; }
  .spec-table col.spec-table__labelcol--sub { width: 106px; }
  .spec-table__subhdr { left: 126px; }
  .spec-table th, .spec-table td { padding: var(--space-2); }
}

/* --------------------------------------------------------------------------
   Product category tabs  (product/ 페이지 제품군 네비게이션 — 레거시 .nav-pills 대체)
   -------------------------------------------------------------------------- */
.prod-heading {
  max-width: 40ch;
  margin: var(--space-2) auto 0;
  padding: 0;
  font-size: var(--text-heading-m);
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-fg-1);
  text-align: center;
  white-space: normal;
  overflow: visible;
  text-overflow: clip;
}
.prod-heading::after {
  content: "";
  display: block;
  width: 44px;
  height: 3px;
  margin: var(--space-4) auto var(--space-4);
  background: var(--color-primary-50);
  border-radius: 2px;
}
.prod-heading__desc {
  max-width: 60ch;
  margin: 0 auto var(--space-8);
  font-size: var(--text-body-m);
  line-height: 1.6;
  color: var(--color-fg-3);
  text-align: center;
}
.prod-heading__desc:empty { display: none; }

.prod-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  width: -moz-fit-content;
  width: fit-content;
  max-width: min(1040px, 100%);
  margin: 0 auto var(--space-10);
  padding: 0;
  list-style: none;
}
.prod-tabs > li {
  display: block;
  width: auto;
  margin: 0;
  padding: 0;
  float: none;
}
.prod-tabs__btn {
  display: block;
  width: 100%;
  padding: var(--space-3) var(--space-5);
  font-family: inherit;
  font-size: var(--text-body-s);
  font-weight: 600;
  line-height: 1.25;
  white-space: nowrap;
  color: var(--color-fg-2);
  background-color: var(--color-bg-canvas);
  border: 1px solid var(--color-border-default);
  border-radius: 999px;
  cursor: pointer;
  transition: color var(--motion-duration-fast) var(--motion-easing),
              background-color var(--motion-duration-fast) var(--motion-easing),
              border-color var(--motion-duration-fast) var(--motion-easing),
              box-shadow var(--motion-duration-fast) var(--motion-easing);
}
.prod-tabs__btn:hover {
  color: var(--color-primary-60);
  background-color: var(--color-primary-5);
  border-color: var(--color-primary-40);
}
.prod-tabs__btn:focus-visible {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}
.prod-tabs > li.on .prod-tabs__btn {
  color: var(--color-fg-on-primary);
  font-weight: 700;
  background-color: var(--color-primary-50);
  border-color: var(--color-primary-50);
  box-shadow: 0 2px 8px rgba(52, 152, 219, 0.35);
}

@media (max-width: 640px) {
  .prod-heading { font-size: var(--text-heading-s); }
  .prod-heading__desc { font-size: var(--text-body-s); margin-bottom: var(--space-6); }
  .prod-tabs { gap: var(--space-1); margin-bottom: var(--space-8); }
  .prod-tabs__btn { padding: var(--space-2) var(--space-4); font-size: var(--text-body-xs); }
}

/* --------------------------------------------------------------------------
   Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (min-width: 1376px) {
  :root { --container-pad: 64px; }
}

@media (max-width: 1023px) {
  .primary-nav { display: none; }
  .menu-toggle { display: flex; }
}

@media (max-width: 640px) {
  .footer-grid { grid-template-columns: 1fr; }

  :root {
    --text-display-l: 34px;
    --text-display-m: 28px;
    --text-heading-l: 24px;
    --text-heading-m: 20px;
  }
}