/* =========================================================
   COPYS Story — Design Tokens
   ========================================================= */
:root {
  /* Brand & Accent */
  --color-primary: #e62d54;
  --color-primary-focus: #e9486a;
  --color-primary-on-dark: #f3728d;

  /* Surface */
  --color-canvas: #ffffff;
  --color-canvas-parchment: #f5f5f7;
  --color-surface-pearl: #fafafc;
  --color-surface-tile-1: #272729;
  --color-surface-tile-2: #2a2a2c;
  --color-surface-tile-3: #252527;
  --color-surface-black: #000000;
  --color-surface-chip-translucent: rgba(210, 210, 215, 0.64);

  /* Text */
  --color-ink: #201a19;
  --color-body: #201a19;
  --color-body-on-dark: #ffffff;
  --color-body-muted: #cccccc;
  --color-ink-muted-80: #333333;
  --color-ink-muted-48: #7a7a7a;

  /* Hairlines */
  --color-divider-soft: rgba(0, 0, 0, 0.04);
  --color-hairline: #e0e0e0;

  /* Spacing */
  --space-xxs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 17px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;
  --space-section: 80px;
  --space-section-tight: 48px;

  /* Radius */
  --radius-none: 0;
  --radius-xs: 5px;
  --radius-sm: 8px;
  --radius-md: 11px;
  --radius-lg: 18px;
  --radius-pill: 9999px;

  /* Shadow */
  --shadow-product: 3px 5px 30px 0 rgba(0, 0, 0, 0.22);

  /* Type */
  --font-base: "Pretendard Variable", Pretendard, -apple-system, system-ui, sans-serif;

  /* Layout */
  --container-max: 1440px;
  --header-height: 64px;
}

/* =========================================================
   Reset
   ========================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-body);
  background: var(--color-canvas);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

h1, h2, h3, p {
  margin: 0;
}

/* =========================================================
   Typography
   ========================================================= */
.text-hero-display {
  font-size: 40px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.28px;
}

.text-display-lg {
  font-size: 32px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0;
}

.text-tagline {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: 0.231px;
}

.text-lead {
  font-size: 19px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.1px;
}

.text-body {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: -0.2px;
}

.text-body-strong {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.374px;
}

.text-caption {
  font-size: 15px;
  font-weight: 400;
  line-height: 1.43;
  letter-spacing: -0.224px;
}

.text-fine-print {
  font-size: 13px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: -0.12px;
}

@media (min-width: 1069px) {
  .text-hero-display {
    font-size: 56px;
    line-height: 1.07;
  }
  .text-display-lg {
    font-size: 40px;
    line-height: 1.1;
  }
}

/* =========================================================
   Layout helpers
   ========================================================= */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--space-section-tight) 0;
}

@media (min-width: 834px) {
  .section {
    padding: var(--space-section) 0;
  }
}

.section--parchment {
  background: var(--color-canvas-parchment);
}

.section--dark {
  background: var(--color-surface-tile-1);
  color: var(--color-body-on-dark);
}

.section-head {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-head .eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.4px;
  margin-bottom: var(--space-xs);
}

.section--dark .section-head .eyebrow {
  color: var(--color-primary-on-dark);
}

.section-head p {
  color: var(--color-ink-muted-80);
  margin-top: var(--space-sm);
}

.section--dark .section-head p {
  color: var(--color-body-muted);
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 22px;
  border-radius: var(--radius-pill);
  font-size: 18px;
  font-weight: 400;
  border: none;
  transition: transform 0.15s ease;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.95);
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--color-primary-focus);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--color-primary-focus);
  outline-offset: 2px;
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.section--dark .btn-secondary {
  color: var(--color-primary-on-dark);
  border-color: var(--color-primary-on-dark);
}

.btn-dark-utility {
  background: var(--color-ink);
  color: #ffffff;
  border-radius: var(--radius-sm);
  padding: 8px 15px;
  font-size: 15px;
}

.btn-pearl {
  background: var(--color-surface-pearl);
  color: var(--color-ink-muted-80);
  border: 3px solid var(--color-divider-soft);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  font-size: 15px;
}

/* =========================================================
   Header / Global Nav
   ========================================================= */
.global-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-canvas);
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-hairline);
}

.global-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: var(--space-lg);
}

.global-nav__logo {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
}

.global-nav__logo img {
  height: 34px;
  width: auto;
  display: block;
}

.global-nav__links {
  display: none;
  align-items: center;
  gap: 26px;
  font-size: 16px;
  font-weight: 600;
}

.global-nav__links a {
  color: var(--color-ink-muted-80);
  transition: color 0.15s ease;
}

.global-nav__links a:hover,
.global-nav__links a[aria-current="page"] {
  color: var(--color-primary);
}

.global-nav__actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.global-nav__hamburger {
  background: none;
  border: none;
  color: var(--color-ink);
  font-size: 22px;
  padding: 4px;
  display: inline-flex;
}

@media (min-width: 834px) {
  .global-nav__links {
    display: flex;
  }
  .global-nav__hamburger {
    display: none;
  }
}

/* Mobile nav drawer */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--color-surface-black);
  color: #ffffff;
  z-index: 200;
  display: flex;
  flex-direction: column;
  padding: var(--space-lg);
  transform: translateX(100%);
  transition: transform 0.25s ease;
}

.mobile-nav {
  visibility: hidden;
  transition: transform 0.25s ease, visibility 0s linear 0.25s;
}

.mobile-nav.is-open {
  transform: translateX(0);
  visibility: visible;
  transition-delay: 0s;
}

/* 접근성: 본문 바로가기 링크(키보드 Tab 첫 이동 시에만 보임) + 포커스 표시 */
.skip-link {
  position: absolute;
  left: 16px;
  top: -64px;
  z-index: 500;
  background: #000000;
  color: #ffffff;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: top 0.15s ease;
}

.skip-link:focus {
  top: 12px;
}

main:focus {
  outline: none;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible,
input[type="checkbox"]:focus-visible,
input[type="file"]:focus-visible + .file-input-hint {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.mobile-nav a:focus-visible,
.mobile-nav button:focus-visible {
  outline-color: #ffffff;
}

.mobile-nav__close {
  align-self: flex-end;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 24px;
}

.mobile-nav__links {
  margin-top: var(--space-xxl);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.mobile-nav__links a {
  font-size: 23px;
  font-weight: 600;
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  background: var(--color-canvas);
  text-align: center;
  padding: 64px 0 var(--space-section-tight);
}

@media (min-width: 834px) {
  .hero {
    padding: 96px 0 var(--space-section);
  }
}

.hero__eyebrow {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.4px;
  margin-bottom: var(--space-sm);
}

.hero h1 {
  color: var(--color-ink);
  max-width: 720px;
  margin: 0 auto;
}

.hero__lead {
  margin: var(--space-lg) auto 0;
  max-width: 560px;
  color: var(--color-ink-muted-80);
}

.hero__actions {
  margin-top: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
}

.hero__stage {
  margin-top: var(--space-xxl);
}

/* =========================================================
   Image placeholder
   ========================================================= */
.img-placeholder {
  background: repeating-linear-gradient(
    135deg,
    var(--color-hairline),
    var(--color-hairline) 10px,
    #eeeeee 10px,
    #eeeeee 20px
  );
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink-muted-48);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2px;
  text-align: center;
  padding: var(--space-sm);
  width: 100%;
}

.img-placeholder--dark {
  background: repeating-linear-gradient(
    135deg,
    #333335,
    #333335 10px,
    #3a3a3c 10px,
    #3a3a3c 20px
  );
  border-color: #3a3a3c;
  color: #9a9a9c;
}

.hero__banner {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-hairline);
}

/* 히어로 배너 슬라이드 — 2장 이상 등록됐을 때만 노출 */
.hero-slider {
  position: relative;
  width: 100%;
  aspect-ratio: 21 / 9;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-hairline);
}

.hero-slider__track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-slider__item {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
}

.hero-slider__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-slider__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.85);
  color: var(--color-ink);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-slider__arrow--prev { left: 16px; }
.hero-slider__arrow--next { right: 16px; }

.hero-slider__dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}

.hero-slider__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.5);
  padding: 0;
  cursor: pointer;
}

.hero-slider__dot.is-active {
  background: #ffffff;
}

.hero__stage .img-placeholder {
  aspect-ratio: 21 / 9;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-product);
}

/* =========================================================
   Business pillars (light tile)
   ========================================================= */
.pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 736px) {
  .pillars {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pillar-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.pillar-card__num {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.5px;
}

.pillar-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-canvas-parchment);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: var(--space-xs);
}

.pillar-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-ink);
}

.pillar-card p {
  color: var(--color-ink-muted-80);
  font-size: 16px;
  line-height: 1.5;
}

.pillar-card__link {
  margin-top: auto;
  padding-top: var(--space-sm);
  color: var(--color-primary);
  font-weight: 600;
  font-size: 15px;
}

/* =========================================================
   Portfolio grid (dark tile)
   ========================================================= */
.section-head-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  gap: var(--space-sm);
}

.section-head-row .view-all {
  color: var(--color-primary-on-dark);
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
}

.section--dark .section-head-row .view-all {
  color: var(--color-primary-on-dark);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .portfolio-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.portfolio-card__thumb {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
}

.portfolio-card__meta {
  font-size: 13px;
  color: var(--color-primary-on-dark);
  font-weight: 600;
  margin-bottom: 2px;
}

.portfolio-card__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-body-on-dark);
  line-height: 1.4;
}

/* =========================================================
   News / Notice split
   ========================================================= */
.news-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 834px) {
  .news-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.news-col h3 {
  font-size: 19px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-hairline);
}

.news-list {
  display: flex;
  flex-direction: column;
}

.news-list li {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-divider-soft);
}

.news-list li:last-child {
  border-bottom: none;
}

.news-list .tag {
  flex-shrink: 0;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 14px;
}

.news-list .title {
  color: var(--color-ink);
  font-size: 16px;
  line-height: 1.5;
}

.news-list .date {
  margin-left: auto;
  flex-shrink: 0;
  color: var(--color-ink-muted-48);
  font-size: 14px;
}

/* =========================================================
   CTA band
   ========================================================= */
.cta-band {
  text-align: center;
}

.cta-band h2 {
  color: var(--color-body-on-dark);
  margin-bottom: var(--space-sm);
}

.cta-band p {
  color: var(--color-body-muted);
  margin-bottom: var(--space-xl);
}

/* =========================================================
   Footer
   ========================================================= */
.footer {
  background: var(--color-canvas-parchment);
  color: var(--color-ink-muted-80);
  padding: 64px 0 var(--space-xl);
}

.footer__top {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-hairline);
}

@media (min-width: 834px) {
  .footer__top {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer__brand {
  font-weight: 700;
  font-size: 18px;
  color: var(--color-ink);
  margin-bottom: var(--space-sm);
}

.footer__brand strong {
  color: var(--color-primary);
}

.footer__info {
  line-height: 2.4;
  font-size: 15px;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .footer__links {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer__col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-sm);
}

.footer__col a {
  display: block;
  line-height: 2.41;
  font-size: 15px;
  color: var(--color-ink-muted-80);
}

.footer__bottom {
  margin-top: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.footer__legal {
  color: var(--color-ink-muted-48);
}

.footer__privacy-link {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-ink-muted-80);
}

.footer__privacy-link:hover {
  color: var(--color-primary);
}

/* =========================================================
   Floating actions
   ========================================================= */
.floating-actions {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 150;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.floating-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--color-ink);
  transition: transform 0.15s ease;
}

.floating-btn:active {
  transform: scale(0.92);
}

.floating-btn--top {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.15s ease;
}

.floating-btn--top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

/* =========================================================
   Page hero (inner pages)
   ========================================================= */
.page-hero {
  padding: 48px 0 40px;
  text-align: center;
  background: var(--color-canvas);
}

.page-hero .eyebrow {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.4px;
}

.page-hero h1 {
  color: var(--color-ink);
  margin-top: var(--space-xs);
}

.page-hero p {
  color: var(--color-ink-muted-80);
  margin-top: var(--space-sm);
}

/* =========================================================
   Sub Nav (frosted, sticky)
   ========================================================= */
.sub-nav-frosted {
  position: sticky;
  top: var(--header-height);
  z-index: 90;
  background: rgba(245, 245, 247, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--color-hairline);
}

.sub-nav-frosted__inner {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 52px;
  overflow-x: auto;
  scrollbar-width: none;
}

.sub-nav-frosted__inner::-webkit-scrollbar {
  display: none;
}

.sub-nav-frosted a {
  flex-shrink: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink-muted-80);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease;
}

.sub-nav-frosted a:hover,
.sub-nav-frosted a.is-active {
  background: var(--color-primary);
  color: #ffffff;
}

/* =========================================================
   회사소개: 인사말
   ========================================================= */
.greeting {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 834px) {
  .greeting {
    grid-template-columns: 0.9fr 1.1fr;
    gap: var(--space-xxl);
  }
}

.greeting__photo .img-placeholder {
  aspect-ratio: 4 / 5;
}

.greeting__photo-img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-hairline);
}

.greeting__body .quote-mark {
  font-size: 48px;
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.greeting__body p {
  color: var(--color-ink-muted-80);
  margin-bottom: var(--space-md);
}

.greeting__signature {
  margin-top: var(--space-lg);
  font-weight: 600;
  color: var(--color-ink);
}

.greeting__signature span {
  display: block;
  font-weight: 400;
  color: var(--color-ink-muted-48);
  font-size: 15px;
  margin-top: 2px;
}

/* =========================================================
   회사소개: 개요 & 조직도
   ========================================================= */
.overview-table {
  width: 100%;
  border-collapse: collapse;
}

.overview-table th,
.overview-table td {
  text-align: left;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-hairline);
  font-size: 16px;
}

.overview-table th {
  width: 110px;
  color: var(--color-ink-muted-48);
  font-weight: 600;
  vertical-align: top;
}

.overview-table td {
  color: var(--color-ink);
}

.org-chart {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  margin-top: var(--space-xxl);
}

.org-chart-image {
  display: block;
  width: 100%;
  margin: var(--space-xxl) auto 0;
  object-fit: contain;
}

.org-chart__node {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  text-align: center;
}

.org-chart__node--ceo {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}

.org-chart__branch {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  position: relative;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-hairline);
  width: 100%;
}

/* =========================================================
   회사소개: 연혁 (Timeline)
   ========================================================= */
.timeline {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  padding-left: 28px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  width: 2px;
  height: 0;
  background: var(--color-hairline);
  transition: height 1.9s cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline.is-visible::before {
  height: calc(100% - 8px);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-xl);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -34px;
  top: 4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-primary);
}

.timeline__year {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 4px;
}

.timeline__desc {
  color: var(--color-ink-muted-80);
  font-size: 16px;
  line-height: 1.6;
}

/* =========================================================
   회사소개: 보유 장비 현황 (DB)
   ========================================================= */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  justify-content: center;
  margin-bottom: var(--space-xl);
}

.filter-chip {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-hairline);
  background: var(--color-canvas);
  color: var(--color-ink-muted-80);
  font-size: 15px;
  font-weight: 600;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.filter-chip.is-active,
.filter-chip:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}

/* =========================================================
   회사소개: 주요 고객사 (DB)
   ========================================================= */
.client-logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl) var(--space-xxl);
  margin-top: var(--space-xl);
}

.client-logos__item {
  height: 40px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  transition: transform 0.2s ease;
}

.client-logos__item:hover {
  transform: scale(1.05);
}

@media (min-width: 768px) {
  .client-logos__item {
    height: 52px;
    max-width: 200px;
  }
}

.equipment-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .equipment-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .equipment-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.equipment-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.equipment-card .img-placeholder {
  aspect-ratio: 4 / 3;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid var(--color-hairline);
}

.equipment-card__body {
  padding: var(--space-lg);
}

.equipment-card__cat {
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.3px;
  margin-bottom: 4px;
}

.equipment-card__name {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.equipment-card__spec {
  font-size: 15px;
  color: var(--color-ink-muted-80);
  line-height: 1.5;
}

/* =========================================================
   회사소개: 인증 및 수상 (DB)
   ========================================================= */
.cert-group {
  margin-bottom: var(--space-xxl);
}

.cert-group:last-child {
  margin-bottom: 0;
}

.cert-group__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 19px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-hairline);
}

.cert-group__title .count {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink-muted-48);
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .cert-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .cert-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.cert-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.cert-card .img-placeholder {
  aspect-ratio: 210 / 297;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid var(--color-hairline);
  font-size: 12px;
}

.cert-card__body {
  padding: var(--space-sm) var(--space-md) var(--space-md);
}

.cert-card__name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 4px;
  line-height: 1.4;
}

.cert-card__meta {
  font-size: 13px;
  color: var(--color-ink-muted-48);
  line-height: 1.5;
}

/* =========================================================
   회사소개: ESG
   ========================================================= */
.esg-story-card {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.section--esg-photo {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.esg-story-card__badge {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-lg);
  border-radius: 50%;
  background: rgba(243, 114, 141, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.esg-story-card h2 {
  color: var(--color-body-on-dark);
  margin-bottom: var(--space-md);
}

.esg-story-card p {
  color: var(--color-body-muted);
  margin-bottom: var(--space-xl);
}

.esg-pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-xxl);
  text-align: left;
}

@media (min-width: 736px) {
  .esg-pillars {
    grid-template-columns: repeat(3, 1fr);
  }
}

.esg-pillar {
  background: var(--color-surface-tile-2);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.esg-pillar__icon {
  font-size: 22px;
  margin-bottom: var(--space-sm);
}

.esg-pillar h4 {
  color: var(--color-body-on-dark);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 6px;
}

.esg-pillar p {
  color: var(--color-body-muted);
  font-size: 15px;
  line-height: 1.5;
  margin: 0;
}

/* =========================================================
   사업영역: 프로세스 플로우
   ========================================================= */
.process-flow {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-sm);
}

@media (min-width: 834px) {
  .process-flow {
    flex-direction: row;
    align-items: center;
  }
}

.process-step {
  flex: 1;
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
}

.section--parchment .process-step,
.section--dark .process-step {
  background: var(--color-canvas);
}

.section--dark .process-step {
  background: var(--color-surface-tile-2);
  border-color: rgba(255, 255, 255, 0.08);
}

.process-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 15px;
  margin-bottom: var(--space-sm);
}

.process-step h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 4px;
}

.section--dark .process-step h4 {
  color: var(--color-body-on-dark);
}

.process-step p {
  font-size: 14px;
  color: var(--color-ink-muted-48);
  margin: 0;
}

.section--dark .process-step p {
  color: var(--color-body-muted);
}

.process-arrow {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 20px;
  font-weight: 700;
  transform: rotate(90deg);
  padding: 4px 0;
}

@media (min-width: 834px) {
  .process-arrow {
    transform: none;
    padding: 0 4px;
  }
}

.section--dark .process-arrow {
  color: var(--color-primary-on-dark);
}

/* Compact variant for the 7-step AI pipeline */
.process-flow--compact .process-step {
  padding: var(--space-md);
}

.process-flow--compact .process-step h4 {
  font-size: 15px;
}

@media (min-width: 1024px) {
  .process-flow--compact {
    flex-wrap: wrap;
  }
  .process-flow--compact .process-step {
    flex: 1 1 100px;
    min-width: 100px;
  }
}

/* =========================================================
   사업영역: 스토리비드 CTA 배너
   ========================================================= */
.storybid-banner {
  margin-top: var(--space-xl);
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.storybid-banner p {
  color: var(--color-ink-muted-80);
  font-size: 16px;
  margin: 4px 0 0;
}

.storybid-banner h4 {
  font-size: 19px;
  font-weight: 600;
  color: var(--color-ink);
}

/* =========================================================
   사업영역: 강조 배지 / 비교표 / 카드 그리드
   ========================================================= */
.stat-strip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: var(--space-lg);
  padding: 10px 20px;
  background: var(--color-canvas-parchment);
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
}

.stat-strip strong {
  color: var(--color-primary);
  font-weight: 700;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-canvas);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-hairline);
}

.compare-table th,
.compare-table td {
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  font-size: 15px;
  border-bottom: 1px solid var(--color-hairline);
}

.compare-table thead th {
  background: var(--color-canvas-parchment);
  font-weight: 700;
  color: var(--color-ink);
}

.compare-table thead th:last-child {
  background: var(--color-primary);
  color: #ffffff;
}

.compare-table tbody td:first-child {
  color: var(--color-ink-muted-48);
  font-weight: 600;
  width: 20%;
}

.compare-table tbody td:last-child {
  color: var(--color-ink);
  font-weight: 600;
}

.compare-table tbody tr:last-child td {
  border-bottom: none;
}

.card-grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

@media (min-width: 736px) {
  .card-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.info-tile {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.section--dark .info-tile {
  background: var(--color-surface-tile-2);
  border-color: rgba(255, 255, 255, 0.08);
}

.info-tile__icon {
  font-size: 22px;
  margin-bottom: var(--space-sm);
}

.info-tile h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 6px;
}

.section--dark .info-tile h4 {
  color: var(--color-body-on-dark);
}

.info-tile p {
  font-size: 14px;
  color: var(--color-ink-muted-80);
  line-height: 1.5;
  margin: 0;
}

.section--dark .info-tile p {
  color: var(--color-body-muted);
}

.card-grid-2x2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .card-grid-2x2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.badge-new {
  display: inline-block;
  background: var(--color-primary);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-sm);
}

/* =========================================================
   포트폴리오 갤러리
   ========================================================= */
.filter-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  justify-content: center;
  margin-bottom: var(--space-sm);
}

.filter-group__label {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-ink-muted-48);
  flex-shrink: 0;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.gallery-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.15s ease;
}

.gallery-card:hover {
  transform: translateY(-2px);
}

.gallery-card .img-placeholder {
  aspect-ratio: 1 / 1;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid var(--color-hairline);
}

.gallery-card__body {
  padding: var(--space-sm) var(--space-md) var(--space-md);
}

.gallery-card__meta {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.gallery-card__title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  line-height: 1.4;
}

.load-more {
  display: flex;
  justify-content: center;
  margin-top: var(--space-xl);
}

/* =========================================================
   미디어&공지: 공지사항 게시판
   ========================================================= */
.board-list {
  width: 100%;
  border-collapse: collapse;
}

.board-list thead th {
  text-align: left;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink-muted-48);
  padding: var(--space-sm) var(--space-sm);
  border-bottom: 1px solid var(--color-ink);
}

.board-list th.col-num,
.board-list td.col-num,
.board-list th.col-date,
.board-list td.col-date,
.board-list th.col-views,
.board-list td.col-views {
  width: 90px;
  text-align: center;
}

.board-list tbody td {
  padding: var(--space-md) var(--space-sm);
  border-bottom: 1px solid var(--color-hairline);
  font-size: 16px;
  color: var(--color-ink);
}

.board-list tbody tr:hover {
  background: var(--color-canvas-parchment);
}

.board-list .col-num,
.board-list .col-date,
.board-list .col-views {
  color: var(--color-ink-muted-48);
  font-size: 14px;
}

.board-list a {
  color: var(--color-ink);
}

.board-list a:hover {
  color: var(--color-primary);
}

@media (max-width: 640px) {
  .board-list .col-views {
    display: none;
  }
}

/* =========================================================
   미디어&공지: 언론보도 카드
   ========================================================= */
.press-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.press-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

@media (min-width: 640px) {
  .press-card {
    grid-template-columns: 160px 1fr;
    align-items: center;
  }
}

.press-card .img-placeholder {
  aspect-ratio: 4 / 3;
  font-size: 12px;
}

.press-card__source {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.press-card__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 6px;
  line-height: 1.4;
}

.press-card__excerpt {
  font-size: 15px;
  color: var(--color-ink-muted-80);
  line-height: 1.5;
  margin-bottom: var(--space-sm);
}

.press-card__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
}

/* =========================================================
   고객지원: 견적 문의 폼
   ========================================================= */
.quote-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xxl);
}

@media (min-width: 1024px) {
  .quote-layout {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.quote-form {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-xs);
}

.form-group label .required {
  color: var(--color-primary);
  margin-left: 2px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-size: 16px;
  font-family: inherit;
  color: var(--color-ink);
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
}

textarea.form-control {
  resize: vertical;
  min-height: 140px;
}

.file-input-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

label.file-input-label {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  background: var(--color-ink);
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  flex-shrink: 0;
  margin-bottom: 0;
}

.file-input-wrap input[type="file"] {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.file-input-hint {
  font-size: 14px;
  color: var(--color-ink-muted-48);
}

.form-consent {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  color: var(--color-ink-muted-80);
}

.form-consent a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
}

.quote-form .btn {
  width: 100%;
  padding: 14px 24px;
  font-size: 18px;
}

.quote-side {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.info-card {
  background: var(--color-canvas-parchment);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.info-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-sm);
}

.info-card ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.info-card li {
  font-size: 15px;
  color: var(--color-ink-muted-80);
  line-height: 1.6;
}

.info-card li strong {
  color: var(--color-ink);
  font-weight: 600;
  margin-right: 6px;
}

.map-placeholder {
  aspect-ratio: 4 / 3;
}

.map-embed {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-hairline);
  overflow: hidden;
}

.map-fallback {
  aspect-ratio: 4 / 3;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-align: center;
}

.form-notice {
  display: none;
  background: var(--color-canvas-parchment);
  border-left: 3px solid var(--color-primary);
  padding: var(--space-sm) var(--space-md);
  font-size: 14px;
  color: var(--color-ink-muted-80);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: var(--space-lg);
}

.form-banner {
  padding: var(--space-sm) var(--space-md);
  font-size: 15px;
  font-weight: 600;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  border-left: 3px solid;
}

.form-banner--success {
  background: #eefaf0;
  border-color: #2e9e4f;
  color: #1f7a3a;
}

.form-banner--error {
  background: #fdecef;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* =========================================================
   메인 팝업
   ========================================================= */
.popup-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(0, 0, 0, 0.5);
  display: none;
}

.popup-overlay.is-visible {
  display: block;
}

.popup-card {
  position: fixed;
  top: 50%;
  left: 50%;
  display: flex;
  flex-direction: column;
  background: var(--color-canvas);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.28);
  max-width: calc(100vw - 40px);
  max-height: calc(100vh - 40px);
}

.popup-card__link {
  display: block;
  flex: 1;
  min-height: 0;
}

.popup-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.popup-card__bar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  font-size: 14px;
  color: var(--color-ink-muted-80);
  background: var(--color-canvas);
}

.popup-card__bar label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.popup-card__close {
  background: none;
  border: none;
  font-weight: 600;
  color: var(--color-ink);
  cursor: pointer;
  font-size: 14px;
}

/* =========================================================
   스크롤 리빌 애니메이션 (인사말 · 연혁 · 사업영역 · ESG)
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    transition: none;
    opacity: 1;
    transform: none;
  }
  .timeline::before {
    transition: none;
    height: calc(100% - 8px);
  }
}

/* =========================================================
   개인정보처리방침
   ========================================================= */
.privacy-doc h2 {
  font-size: 19px;
  font-weight: 700;
  color: var(--color-ink);
  margin-top: var(--space-xxl);
  margin-bottom: var(--space-sm);
}

.privacy-doc h2:first-of-type {
  margin-top: var(--space-xl);
}

.privacy-doc .text-body {
  margin-bottom: var(--space-sm);
}

.privacy-list {
  list-style: disc;
  padding-left: 20px;
  color: var(--color-ink);
  font-size: 15px;
  line-height: 1.7;
}

.privacy-list li {
  margin-bottom: 6px;
}

/* responsive_img() 출력용: width/height 속성(비율 힌트)이 CSS의 aspect-ratio를 깨지 않도록 높이를 자동으로 */
img.img-r {
  height: auto;
}

/* =========================================================
   미디어: 블로그 보관본 본문 (/media/blog/)
   ========================================================= */
.blog-body {
  font-size: 16px;
  line-height: 1.85;
  color: var(--color-ink);
  overflow-wrap: anywhere;
}

.blog-body p {
  margin: 0 0 1em;
}

.blog-body h2,
.blog-body h3,
.blog-body h4 {
  margin: 1.8em 0 0.6em;
  line-height: 1.4;
}

.blog-body figure {
  margin: 1.5em 0;
  text-align: center;
}

.blog-body figure img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.blog-body figcaption {
  margin-top: 6px;
  font-size: 13px;
  color: var(--color-ink-muted-48);
}

.blog-body hr {
  border: 0;
  border-top: 1px solid var(--color-hairline);
  margin: 2em 0;
}

.blog-body blockquote {
  margin: 1.5em 0;
  padding: 4px 0 4px 18px;
  border-left: 3px solid var(--color-hairline);
  color: var(--color-ink-muted-80);
}

.blog-body a {
  color: var(--color-primary);
  text-decoration: underline;
}

.blog-body table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: 15px;
}

.blog-body td,
.blog-body th {
  border: 1px solid var(--color-hairline);
  padding: 8px 12px;
  vertical-align: top;
}

.blog-body pre {
  overflow-x: auto;
  padding: 12px 14px;
  background: var(--color-parchment, #f5f5f0);
  border-radius: var(--radius-md, 8px);
  font-size: 14px;
}

/* =========================================================
   분류 탭 고정 (디자인 1~3 공통 · 디자인 4는 style-v4.css 가 덮어씀)
   스크롤해도 분류 탭이 헤더(+하위 탭) 바로 아래에 붙어 따라온다.
   포트폴리오(.filter-bar) · 장비 · 인증 · 블로그 카테고리
   ========================================================= */
:root { --subnav-height: 53px; }            /* 하위 탭 52px + 아래 선 1px */
.design-3 { --subnav-height: 61px; }

.filter-bar,
#equipment .filter-tabs,
#awards .filter-tabs,
#blog .filter-tabs:not(nav) {
  position: sticky;
  z-index: 80;
  margin-left: -24px;
  margin-right: -24px;
  padding: 12px 24px;
  background: var(--color-canvas);
}
.filter-bar { top: var(--header-height); }
#equipment .filter-tabs,
#awards .filter-tabs,
#blog .filter-tabs:not(nav) { top: calc(var(--header-height) + var(--subnav-height)); }
.section--parchment .filter-bar,
.section--parchment .filter-tabs { background: var(--color-canvas-parchment); }
.filter-bar .filter-group:last-child { margin-bottom: 0; }
#awards .filter-tabs { margin-bottom: var(--space-xl); }

@media (max-width: 833px) {
  .filter-bar,
  #equipment .filter-tabs,
  #awards .filter-tabs,
  #blog .filter-tabs:not(nav) { padding: 10px 24px; }
}

/* 모바일: 고정되는 분류 탭은 한 줄로, 넘치면 옆으로 밀어 보기 (화면을 가리지 않도록) */
@media (max-width: 833px) {
  .filter-bar .filter-group { flex-wrap: nowrap; justify-content: flex-start; margin-bottom: 8px; }
  .filter-bar .filter-tabs,
  #equipment .filter-tabs,
  #awards .filter-tabs,
  #blog .filter-tabs:not(nav) {
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    scrollbar-width: none;
  }
  .filter-bar .filter-tabs::-webkit-scrollbar,
  #equipment .filter-tabs::-webkit-scrollbar,
  #awards .filter-tabs::-webkit-scrollbar,
  #blog .filter-tabs:not(nav)::-webkit-scrollbar { display: none; }
  .filter-bar .filter-chip,
  #equipment .filter-chip,
  #awards .filter-chip,
  #blog .filter-tabs:not(nav) .filter-chip { flex-shrink: 0; }
}

/* =========================================================
   모바일 '더보기' 버튼 (디자인 1~4 공통 · main.js)
   ========================================================= */
.m-more { display: none; }
@media (max-width: 833px) {
  .m-more-hidden { display: none !important; }
  .m-more {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    width: 100%;
    margin-top: 16px;
    padding: 14px 16px;
    border: 1px solid var(--color-hairline);
    border-radius: 12px;
    background: var(--color-canvas);
    color: var(--color-ink);
    font: inherit;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
  }
  .m-more[hidden] { display: none; }
  .m-more__count { color: var(--color-primary); font-weight: 600; }
  .section--dark .m-more {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.24);
    color: #fff;
  }
  .section--dark .m-more__count { color: var(--color-primary-on-dark); }
  .m-clamp {
    overflow: hidden;
    -webkit-mask-image: linear-gradient(180deg, #000 70%, transparent);
            mask-image: linear-gradient(180deg, #000 70%, transparent);
  }
}

/* =========================================================
   조직도 (디자인 1~4 공통 · about/index.php .org)
   PC: 대표이사 → 가로 연결선 → 부서 카드 가로 배열
   모바일: 대표이사 → 왼쪽 세로선 → 부서 카드 세로 배열
   ========================================================= */
.org {
  --org-line: rgba(0, 0, 0, 0.16);
  --org-gap: 16px;
  margin-top: 56px;
  padding: 48px 32px 40px;
  border-radius: var(--radius-lg);
  background: var(--color-canvas);
  text-align: center;
}
.org__head { margin-bottom: 28px; }
.org__eyebrow {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.8px;
  color: var(--color-primary);
}
.org__title {
  margin: 6px 0 0;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.4px;
  color: var(--color-ink);
}
.org__ceo {
  display: inline-block;
  padding: 14px 36px;
  border-radius: 12px;
  background: var(--color-primary);
  color: #fff;
  font-size: 17px;
  font-weight: 600;
}
.org__depts {
  position: relative;
  display: grid;
  grid-template-columns: repeat(var(--org-cols, 5), minmax(0, 1fr));
  gap: var(--org-gap);
  list-style: none;
  margin: 28px 0 0;
  padding: 28px 0 0;
}
/* 대표이사 → 가로선까지 세로 줄기 */
.org__depts::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -28px;
  width: 1px;
  height: 28px;
  background: var(--org-line);
}
/* 첫 부서 가운데 ~ 마지막 부서 가운데를 잇는 가로선 */
.org__depts::after {
  content: "";
  position: absolute;
  top: 0;
  left: calc((100% - (var(--org-cols, 5) - 1) * var(--org-gap)) / var(--org-cols, 5) / 2);
  right: calc((100% - (var(--org-cols, 5) - 1) * var(--org-gap)) / var(--org-cols, 5) / 2);
  height: 1px;
  background: var(--org-line);
}
.org__dept {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 12px;
  border: 1px solid var(--color-hairline);
  border-radius: 12px;
  background: var(--color-canvas-parchment);
}
/* 가로선 → 각 부서로 내려가는 짧은 줄 */
.org__dept::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -29px;
  width: 1px;
  height: 28px;
  background: var(--org-line);
}
.org__dept strong { font-size: 16px; font-weight: 600; color: var(--color-ink); }
.org__dept span { font-size: 13px; line-height: 1.5; color: var(--color-ink-muted-48); word-break: keep-all; }

/* 태블릿: 카드가 좁아지면 글자 줄임 */
@media (max-width: 1100px) and (min-width: 834px) {
  .org { padding: 40px 20px 32px; }
  .org__dept { padding: 16px 8px; }
  .org__dept strong { font-size: 15px; }
  .org__dept span { font-size: 12px; }
}

/* 모바일: 세로 트리 */
@media (max-width: 833px) {
  .org {
    margin-top: 40px;
    padding: 28px 20px 24px;
    text-align: left;
  }
  .org__head { margin-bottom: 20px; }
  .org__title { font-size: 20px; }
  .org__ceo { padding: 12px 24px; font-size: 16px; }
  .org__depts {
    display: block;
    margin: 0;
    padding: 12px 0 0 28px;
  }
  .org__depts::before {
    left: 12px;
    top: 0;
    bottom: 34px;
    height: auto;
  }
  .org__depts::after { display: none; }
  .org__dept {
    margin-top: 10px;
    padding: 14px 18px;
    gap: 2px;
  }
  .org__dept::before {
    left: -16px;
    top: 50%;
    width: 16px;
    height: 1px;
  }
  .org__dept span { font-size: 14px; }
}

/* =========================================================
   연혁 + 오른쪽 사진 2장 (디자인 1~4 공통 · PC 전용)
   PC(1024px 이상): 왼쪽 연혁 · 오른쪽 가로형 사진 2장(위아래), 사진은 스크롤 시 따라옴
   그 이하(태블릿·모바일): 사진 숨김, 연혁만 기존처럼
   ========================================================= */
.history-media { display: none; }
@media (min-width: 1024px) {
  .history-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }
  .history-layout .timeline { max-width: none; margin: 0; }
  .history-media {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: sticky;
    top: calc(var(--header-height) + 80px);
  }
  .history-media__item { margin: 0; }
  .history-media__img {
    display: block;
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    border-radius: var(--radius-lg);
  }
  .history-media .img-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
  }
}

/* 연혁 레이아웃 보정: 연혁 칸은 내용 폭(최대 560px)만, 이미지는 16:9 와이드 · 사진 사이 넉넉히 · 페이드인(.reveal) */
@media (min-width: 1024px) {
  .history-layout {
    grid-template-columns: minmax(0, 560px) minmax(0, 1fr);
    gap: 48px;
  }
  .history-media { gap: 56px; }
  .history-media__img { aspect-ratio: 16 / 9; }
  .history-media__item.reveal {
    transform: translateY(24px);
    transition: opacity 1.1s ease, transform 1.1s ease;
  }
  .history-media__item.reveal.is-visible { transform: none; }
}

/* =========================================================
   통합 검색 (디자인 1~5 공통 · includes/header.php · /search/)
   ========================================================= */
.global-nav__actions { display: flex; align-items: center; gap: 8px; }
.global-nav__search {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 9999px;
  background: none;
  color: var(--color-ink);
  cursor: pointer;
  transition: background 0.15s ease;
}
.global-nav__search:hover,
.global-nav__search[aria-expanded="true"] { background: rgba(0, 0, 0, 0.06); }
@media (min-width: 834px) {
  .global-nav__search { display: inline-flex; }
}

.search-panel {
  border-top: 1px solid var(--color-hairline);
  background: var(--color-canvas);
  padding: 16px 0 20px;
}
.search-panel[hidden] { display: none; }

.search-form { display: flex; gap: 8px; max-width: 720px; margin: 0 auto; }
.search-form__input {
  flex: 1;
  min-width: 0;
  height: 48px;
  padding: 0 18px;
  border: 1px solid var(--color-hairline);
  border-radius: 9999px;
  background: var(--color-canvas);
  color: var(--color-ink);
  font: inherit;
  font-size: 16px;
}
.search-form__input:focus { outline: none; border-color: var(--color-ink); box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.06); }
.search-form__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 24px;
  border: 0;
  border-radius: 9999px;
  background: var(--color-primary);
  color: #fff;
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}
/* 모바일 메뉴 안 검색창 */
.search-form--mobile { margin: 8px 0 16px; max-width: none; }
.search-form--mobile .search-form__input { height: 44px; font-size: 16px; }
.search-form--mobile .search-form__btn { width: 44px; height: 44px; padding: 0; }
.mobile-nav .search-form--mobile .search-form__input { color: var(--color-ink); background: #fff; }

/* 결과 페이지 */
.search-hero .search-form--page { margin: 24px 0 0; max-width: 640px; }
.search-hero__count { margin-top: 16px; }
.search-hero__count strong { color: var(--color-primary); }
.search-results { padding-top: 24px; }
.search-empty { padding: 40px 0 24px; font-size: 16px; line-height: 1.8; color: var(--color-ink-muted-80); }
.search-empty a:not(.btn) { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; }
.search-empty .btn { margin-top: 16px; }

.search-jump { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 40px; }
.search-jump a {
  padding: 8px 16px;
  border: 1px solid var(--color-hairline);
  border-radius: 9999px;
  font-size: 14px;
  color: var(--color-ink);
}
.search-jump a span { margin-left: 4px; color: var(--color-primary); font-weight: 600; }

.search-group { margin-bottom: 56px; scroll-margin-top: calc(var(--header-height) + 24px); }
.search-group__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--color-ink);
}
.search-group__title { margin: 0; font-size: 22px; font-weight: 700; color: var(--color-ink); }
.search-group__title span { margin-left: 6px; font-size: 15px; font-weight: 500; color: var(--color-primary); }
.search-group__more { font-size: 14px; color: var(--color-ink-muted-48); white-space: nowrap; }
.search-group__rest { margin-top: 14px; font-size: 14px; color: var(--color-ink-muted-48); }
.search-group__rest a { color: var(--color-primary); }

.search-list { list-style: none; margin: 0; padding: 0; }
.search-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 4px;
  border-bottom: 1px solid var(--color-hairline);
  color: var(--color-ink);
}
.search-item:hover .search-item__title { color: var(--color-primary); }
.search-item__title { font-size: 16px; font-weight: 600; line-height: 1.5; }
.search-item__meta {
  font-size: 14px;
  color: var(--color-ink-muted-48);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.search-item__ext { font-size: 13px; color: var(--color-ink-muted-48); font-weight: 400; }

.search-thumbs { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 20px; padding-top: 20px; }
.search-thumb { display: flex; flex-direction: column; gap: 6px; color: var(--color-ink); }
.search-thumb__img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 12px; background: var(--color-canvas-parchment); }
.search-thumb__meta { font-size: 13px; color: var(--color-primary); }
.search-thumb__title { font-size: 15px; font-weight: 600; line-height: 1.4; }
.search-thumb:hover .search-thumb__title { text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 1100px) { .search-thumbs { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (max-width: 833px) {
  .search-thumbs { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .search-group { margin-bottom: 40px; }
  .search-group__title { font-size: 19px; }
  .search-hero .search-form--page .search-form__btn { padding: 0 18px; }
}
mark { background: rgba(230, 45, 84, 0.14); color: inherit; padding: 0 1px; border-radius: 2px; }

/* 검색 결과 모바일: 분류 바로가기는 한 줄 가로 스크롤 (다른 탭과 동일) */
@media (max-width: 833px) {
  .search-jump {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    margin: 0 -24px 32px;
    padding: 0 24px 2px;
  }
  .search-jump::-webkit-scrollbar { display: none; }
  .search-jump a { flex-shrink: 0; }
  .design-4 .search-jump { margin-left: -20px; margin-right: -20px; padding-left: 20px; padding-right: 20px; }
  .search-thumbs + .m-more,
  .search-list + .m-more { margin-top: 12px; }
}

/* 견적 상세 내용: 항목이 미리 채워진 입력칸 + 예시 안내 (디자인 1~5 공통) */
.quote-detail { line-height: 1.9; min-height: 300px; }
.quote-detail__hint { margin-top: 8px; font-size: 13px; line-height: 1.8; color: var(--color-ink-muted-48); }
.quote-detail__ex { display: inline-block; margin-right: 14px; white-space: nowrap; }
.quote-detail__ex strong { font-weight: 600; color: var(--color-ink-muted-80); margin-right: 2px; }
.quote-detail__error { margin-top: 6px; font-size: 14px; font-weight: 600; color: var(--color-primary); }
@media (max-width: 833px) {
  .quote-detail__ex { display: block; white-space: normal; margin-right: 0; }
}