/* ==========================================================================
   집수리팩토리 타일교체 — COOL TILE REPLACEMENT BOARD
   ========================================================================== */

:root {
  --color-bg-main: #EEF7F8;
  --color-bg-soft: #F8FCFB;
  --color-bg-tile: #D7EEF0;
  --color-bg-emerald: #CDEAE3;
  --color-bg-sky: #DCEFF7;

  --color-text-main: #1D2A2D;
  --color-text-sub: #526568;

  --color-primary: #2F7D83;
  --color-primary-dark: #1F555C;

  --color-accent: #54B6AE;
  --color-accent-soft: #BFE7E2;

  --color-warning: #A85B55;
  --color-crack: #2E3435;

  --color-border: #B9D6D8;
  --color-white: #FFFFFF;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-card: 0 12px 28px rgba(31, 85, 92, 0.10);
  --shadow-card-sm: 0 6px 16px rgba(31, 85, 92, 0.08);
  --max-width: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
  color: var(--color-text-main);
  background: var(--color-bg-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.section--tight { padding: 64px 0; }

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--color-primary);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 6px 14px;
  margin-bottom: 18px;
}
.section-title {
  font-size: clamp(24px, 3.2vw, 34px);
  font-weight: 800;
  color: var(--color-primary-dark);
  line-height: 1.4;
}
.section-lead {
  margin-top: 14px;
  color: var(--color-text-sub);
  font-size: 16px;
  max-width: 640px;
}
.section-head { margin-bottom: 44px; }
.section-head--center { text-align: center; margin-left: auto; margin-right: auto; }
.section-head--center .section-lead { margin-left: auto; margin-right: auto; }

/* Diamond tile pattern backgrounds -------------------------------------- */
.tile-pattern--sky {
  background-color: var(--color-bg-main);
  background-image: url('/assets/img/pattern/diamond-sky.svg');
  background-size: 72px 72px;
}
.tile-pattern--emerald {
  background-color: var(--color-bg-soft);
  background-image: url('/assets/img/pattern/diamond-emerald.svg');
  background-size: 72px 72px;
}
.tile-pattern--deep {
  background-color: var(--color-primary-dark);
  background-image: url('/assets/img/pattern/diamond-deep.svg');
  background-size: 72px 72px;
}

/* Buttons ----------------------------------------------------------------*/
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  border: none;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn-primary {
  background: var(--color-primary-dark);
  color: var(--color-white);
  box-shadow: 0 10px 22px rgba(31, 85, 92, .28);
}
.btn-primary:hover { transform: translateY(-2px); }
.btn-accent {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  box-shadow: 0 10px 22px rgba(84, 182, 174, .3);
}
.btn-accent:hover { transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255,255,255,.6);
}
.btn-outline:hover { background: rgba(255,255,255,.12); }
.btn-block { width: 100%; }

/* Header ------------------------------------------------------------------*/
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(238, 247, 248, .92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 8px; }
.brand__name { font-weight: 800; font-size: 18px; color: var(--color-primary-dark); }
.site-nav ul { display: flex; gap: 28px; }
.site-nav a {
  font-weight: 600;
  font-size: 15px;
  color: var(--color-text-main);
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover { color: var(--color-primary); border-bottom-color: var(--color-accent); }
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  cursor: pointer;
}
.nav-toggle span { display: block; width: 18px; height: 2px; margin: 0 auto; background: var(--color-primary-dark); }
.site-nav__call {
  display: inline-flex !important;
  align-items: center;
  gap: 6px;
  background: var(--color-primary-dark);
  color: var(--color-white) !important;
  padding: 8px 16px !important;
  border-radius: 999px;
  border-bottom: none !important;
}
.site-nav__call:hover { background: var(--color-primary); }

/* Fixed bottom call bar ----------------------------------------------------*/
.call-bar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 24px calc(16px + env(safe-area-inset-bottom));
  background: var(--color-accent);
  color: var(--color-primary-dark);
  font-weight: 800;
  font-size: 16px;
  box-shadow: 0 -6px 18px rgba(31, 85, 92, .18);
}
.call-bar:hover { background: var(--color-primary-dark); color: var(--color-white); }
body { padding-bottom: 68px; }

/* Hero ---------------------------------------------------------------------*/
.hero {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  align-items: stretch;
  background: var(--color-white);
}
.hero__media { position: relative; min-height: 420px; overflow: hidden; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }
.hero__media-tag {
  position: absolute;
  left: 20px;
  bottom: 20px;
  background: rgba(29, 42, 45, .72);
  color: var(--color-white);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 999px;
}
.hero__content {
  padding: 64px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--color-bg-main);
}
.hero h1 {
  font-size: clamp(30px, 4vw, 42px);
  font-weight: 800;
  color: var(--color-primary-dark);
  line-height: 1.35;
}
.hero__copy {
  margin-top: 18px;
  font-size: 16px;
  color: var(--color-text-sub);
  line-height: 1.75;
}
.hero__actions { margin-top: 30px; }

/* Judgment split (section 2) ------------------------------------------------*/
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.split-panel {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
}
.split-panel--muted { background: rgba(255,255,255,.72); }
.split-panel h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-primary-dark);
}
.split-panel--accent h3 { color: var(--color-primary); }
.split-panel ul { margin-top: 18px; display: flex; flex-direction: column; gap: 12px; }
.split-panel li {
  font-size: 15px;
  color: var(--color-text-sub);
  padding-left: 22px;
  position: relative;
}
.split-panel li::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 8px; height: 8px;
  background: var(--color-border);
  transform: rotate(45deg);
}
.split-panel--accent li::before { background: var(--color-accent); }
.split-note {
  margin-top: 42px;
  text-align: center;
  font-size: 15px;
  color: var(--color-primary-dark);
  background: var(--color-white);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}

/* Criteria (section 3) ------------------------------------------------------*/
.criteria {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: center;
}
.criteria__photo { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-card); }
.criteria__lead { font-size: 17px; font-weight: 700; color: var(--color-primary-dark); margin-bottom: 20px; line-height: 1.6; }
.checkboard {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.checkboard__cell {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.checkboard__mark {
  flex: none;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  color: var(--color-primary-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  font-size: 13px;
}
.checkboard__cell p { font-size: 14.5px; color: var(--color-text-main); font-weight: 600; }

/* Sampleboard (section 4) ---------------------------------------------------*/
.sampleboard {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-areas:
    "big big mid1 mid2"
    "big big small1 small2";
  gap: 18px;
}
.board-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card-sm);
  display: block;
  color: var(--color-white);
  min-height: 240px;
}
.board-card img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.board-card__scrim {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(31,85,92,0) 35%, rgba(20,45,49,.86) 100%);
}
.board-card__body { position: relative; padding: 20px; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; }
.board-card__title { font-size: 18px; font-weight: 800; }
.board-card--big { grid-area: big; min-height: 500px; }
.board-card--big .board-card__title { font-size: 24px; }
.board-card--mid1 { grid-area: mid1; }
.board-card--mid2 { grid-area: mid2; }
.board-card--small1 { grid-area: small1; min-height: 200px; }
.board-card--small2 { grid-area: small2; min-height: 200px; }
.sampleboard__note {
  margin-top: 22px;
  text-align: center;
  color: var(--color-text-sub);
  font-size: 15px;
  line-height: 1.7;
}

/* Scope report (section 5) --------------------------------------------------*/
.report {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.report__row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  border-bottom: 1px solid var(--color-bg-tile);
}
.report__row:last-child { border-bottom: none; }
.report__key {
  padding: 20px 24px;
  font-weight: 700;
  color: var(--color-primary-dark);
  background: var(--color-bg-soft);
  display: flex;
  align-items: center;
}
.report__val {
  padding: 20px 24px;
  color: var(--color-text-sub);
  font-size: 15px;
  display: flex;
  align-items: center;
}
.report__foot {
  text-align: center;
  margin-top: 22px;
  font-size: 14.5px;
  color: var(--color-primary-dark);
  font-weight: 600;
}

/* Magazine (section 6) -------------------------------------------------------*/
.magazine {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 16px;
}
.magazine--3up { grid-template-columns: repeat(3, 1fr); }
.magazine__before { border-radius: var(--radius-lg); overflow: hidden; position: relative; box-shadow: var(--shadow-card); }
.magazine__after { border-radius: var(--radius-lg); overflow: hidden; position: relative; box-shadow: var(--shadow-card-sm); }
.magazine__details { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.magazine__detail { border-radius: var(--radius-lg); overflow: hidden; position: relative; box-shadow: var(--shadow-card-sm); }
.mag-tag {
  position: absolute; left: 14px; top: 14px;
  background: var(--color-primary-dark);
  color: var(--color-white);
  font-size: 12.5px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
}
.mag-tag--after { background: var(--color-accent); color: var(--color-primary-dark); }
.magazine__caption {
  margin-top: 22px;
  text-align: center;
  color: var(--color-text-sub);
  font-size: 15px;
  line-height: 1.7;
}

/* Naver service image cards -------------------------------------------------*/
.naver-service-cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
.naver-service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card-sm);
  transition: transform .15s ease;
}
.naver-service-card:hover { transform: translateY(-4px); }
.naver-service-card img { aspect-ratio: 1 / 1; object-fit: cover; width: 100%; }
.naver-service-card span {
  display: block;
  padding: 12px 10px;
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

/* FAQ 3x3 --------------------------------------------------------------------*/
.faq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.faq-grid--2x2 { grid-template-columns: repeat(2, 1fr); }
.faq-card {
  background: rgba(255,255,255,.92);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-card-sm);
}
.faq-card__q { font-weight: 800; color: var(--color-primary-dark); font-size: 15px; }
.faq-card__q::before { content: "Q. "; color: var(--color-accent); }
.faq-card__a { margin-top: 10px; font-size: 14px; color: var(--color-text-sub); line-height: 1.65; }
.faq-card__a::before { content: "A. "; font-weight: 700; color: var(--color-text-main); }

/* Final CTA --------------------------------------------------------------------*/
.final-cta { text-align: center; color: var(--color-white); }
.final-cta h2 { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; line-height: 1.4; }
.final-cta p { margin-top: 16px; color: rgba(255,255,255,.85); font-size: 16px; }
.final-cta .btn { margin-top: 30px; }

/* Footer --------------------------------------------------------------------*/
.site-footer { background: var(--color-primary-dark); color: rgba(255,255,255,.82); }
.site-footer__inner { max-width: var(--max-width); margin: 0 auto; padding: 40px 24px; text-align: center; }
.site-footer__biz { font-size: 14px; line-height: 1.9; word-break: keep-all; }
.site-footer__biz a { color: var(--color-white); font-weight: 700; text-decoration: underline; }
.site-footer__sitemap { margin-top: 14px; }
.site-footer__sitemap a { font-size: 14px; text-decoration: underline; }
.site-footer__copy { margin-top: 14px; font-size: 12.5px; color: rgba(255,255,255,.55); }

/* Cross-link cards (NSEO detail pages) ---------------------------------------*/
.related-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.related-cards--5up { grid-template-columns: repeat(5, 1fr); }

/* Inner page hero (NSEO detail pages) -----------------------------------------*/
.page-hero { padding: 56px 0 8px; }
.page-hero h1 { font-size: clamp(28px, 3.6vw, 38px); font-weight: 800; color: var(--color-primary-dark); }
.page-hero p { margin-top: 14px; color: var(--color-text-sub); font-size: 16px; max-width: 680px; }
.breadcrumb { font-size: 13px; color: var(--color-text-sub); margin-bottom: 16px; }
.breadcrumb a { color: var(--color-primary); font-weight: 600; }

.prose { font-size: 16px; color: var(--color-text-main); line-height: 1.9; }
.prose p { margin-bottom: 18px; }
.prose h2 { font-size: 22px; font-weight: 800; color: var(--color-primary-dark); margin: 36px 0 14px; }
.prose h3 { font-size: 17px; font-weight: 700; color: var(--color-primary-dark); margin: 26px 0 10px; }

.ba-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0;
}
.ba-compare figure { margin: 0; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-card-sm); position: relative; aspect-ratio: 3 / 4; }
.ba-compare figure img { width: 100%; height: 100%; object-fit: cover; }
.ba-compare figcaption {
  position: absolute; left: 12px; top: 12px;
  background: var(--color-primary-dark);
  color: var(--color-white);
  font-size: 12.5px; font-weight: 700;
  padding: 5px 12px; border-radius: 999px;
}
.ba-compare figure:last-child figcaption { background: var(--color-accent); color: var(--color-primary-dark); }

.detail-photo { border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-card-sm); margin: 28px 0; }
.detail-photo figcaption { padding: 10px 2px 0; font-size: 13.5px; color: var(--color-text-sub); }

.check-list { margin: 20px 0; display: flex; flex-direction: column; gap: 10px; }
.check-list li {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 15px;
  position: relative;
  padding-left: 40px;
}
.check-list li::before {
  content: "";
  position: absolute; left: 16px; top: 16px;
  width: 9px; height: 9px;
  background: var(--color-accent);
  transform: rotate(45deg);
}

.contact-steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin: 24px 0 8px; }
.contact-steps li {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-card-sm);
  font-size: 14.5px;
  color: var(--color-text-sub);
}
.contact-steps li strong { display: block; color: var(--color-primary-dark); font-size: 16px; margin-bottom: 8px; }

.sitemap-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.sitemap-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: var(--shadow-card-sm);
}
.sitemap-card h3 { font-size: 17px; font-weight: 800; color: var(--color-primary-dark); }
.sitemap-card ul { margin-top: 14px; display: flex; flex-direction: column; gap: 10px; }
.sitemap-card a { font-size: 14.5px; color: var(--color-text-sub); font-weight: 600; }
.sitemap-card a:hover { color: var(--color-primary); }

/* Responsive -------------------------------------------------------------------*/
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; }
  .hero__media { min-height: 280px; }
  .split, .criteria, .magazine, .ba-compare { grid-template-columns: 1fr; }
  .sampleboard {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "big big"
      "mid1 mid2"
      "small1 small2";
  }
  .naver-service-cards { grid-template-columns: repeat(3, 1fr); }
  .faq-grid { grid-template-columns: 1fr 1fr; }
  .related-cards { grid-template-columns: repeat(2, 1fr); }
  .contact-steps, .sitemap-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .site-nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--color-bg-main);
    border-bottom: 1px solid var(--color-border);
    max-height: 0;
    overflow: hidden;
    transition: max-height .25s ease;
  }
  .site-nav.is-open { max-height: 320px; }
  .site-nav ul { flex-direction: column; gap: 0; padding: 8px 24px 16px; }
  .site-nav li { border-top: 1px solid var(--color-border); }
  .site-nav a { display: block; padding: 14px 4px; }
  .nav-toggle { display: flex; }
  .naver-service-cards { grid-template-columns: repeat(2, 1fr); }
  .naver-service-cards a:last-child { grid-column: span 2; }
  .faq-grid { grid-template-columns: 1fr; }
  .checkboard { grid-template-columns: 1fr; }
  .report__row { grid-template-columns: 1fr; }
  .report__key { padding-bottom: 8px; }
  .magazine__details { grid-template-columns: 1fr 1fr; }
  .section { padding: 56px 0; }
}