/* =========================================================
     공간다짐 — 부드러운 라벤더·살구 테마 (2026-09 리디자인)
     눈이 편하도록 순백·순흑을 피하고 채도를 낮춘 따뜻한 색만 사용
     ========================================================= */
  :root {
    --bg: #FAF8F6;          /* 따뜻한 아이보리 배경 */
    --bg-alt: #F3EFF6;      /* 아주 연한 라벤더 배경 */
    --card: #FFFDFC;        /* 카드 */
    --ink: #37323F;         /* 본문 글자 (보랏빛 먹색) */
    --ink-soft: #6F6878;    /* 보조 글자 */
    --brick: #7A64A3;       /* 메인 포인트: 라벤더 */
    --brick-dark: #614E88;  /* 라벤더 진하게 */
    --accent: #634F8C;      /* 연한 배경 위 라벤더 글자 */
    --rose-soft: #EEE9F6;   /* 라벤더 틴트 */
    --slate: #D09A78;       /* 보조 포인트: 살구 */
    --sage-ink: #8A5638;    /* 살구 배경 위 글자 */
    --sage-soft: #FBEDE3;   /* 살구 틴트 */
    --line: #E7E1EC;        /* 구분선 */
    --white: #FFFEFD;       /* 입력칸 */
    --shadow: 0 8px 28px rgba(98, 80, 140, 0.09);
    --shadow-sm: 0 3px 12px rgba(98, 80, 140, 0.07);
    --radius: 20px;
    --radius-sm: 12px;
    --on-brick: #FFFFFF;
  }

  :root:not([data-theme="light"]) {
    @media (prefers-color-scheme: dark) {
      --bg: #221F27;
      --bg-alt: #29252F;
      --card: #2D2833;
      --ink: #EDE8F2;
      --ink-soft: #BAB2C4;
      --brick: #6E589A;
      --brick-dark: #8470AD;
      --accent: #CDBDEB;
      --rose-soft: #383045;
      --slate: #D9A988;
      --sage-ink: #E8C2A7;
      --sage-soft: #3A2F2A;
      --line: #3E3746;
      --white: #28242D;
      --shadow: 0 8px 28px rgba(0, 0, 0, 0.28);
      --shadow-sm: 0 3px 12px rgba(0, 0, 0, 0.22);
    }
  }

  :root[data-theme="dark"] {
    --bg: #221F27;
    --bg-alt: #29252F;
    --card: #2D2833;
    --ink: #EDE8F2;
    --ink-soft: #BAB2C4;
    --brick: #6E589A;
    --brick-dark: #8470AD;
    --accent: #CDBDEB;
    --rose-soft: #383045;
    --slate: #D9A988;
    --sage-ink: #E8C2A7;
    --sage-soft: #3A2F2A;
    --line: #3E3746;
    --white: #28242D;
    --shadow: 0 8px 28px rgba(0, 0, 0, 0.28);
    --shadow-sm: 0 3px 12px rgba(0, 0, 0, 0.22);
  }

  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }

  body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: 'Noto Sans KR', sans-serif;
    font-weight: 400;
    line-height: 1.75;
    letter-spacing: -0.005em;
    -webkit-font-smoothing: antialiased;
    word-break: keep-all;
  }

  h1, h2 {
    font-family: 'Gowun Batang', 'Noto Serif KR', serif;
    font-weight: 700;
    margin: 0;
    color: var(--ink);
    letter-spacing: -0.02em;
  }
  h3 {
    font-family: 'Gowun Dodum', 'Noto Sans KR', sans-serif;
    font-weight: 400;
    margin: 0;
    color: var(--ink);
  }

  p { margin: 0; }

  .wrap {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
  }

  a { color: inherit; }

  /* ---------- Header ---------- */
  header.site {
    position: sticky;
    top: 0;
    z-index: 50;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    -webkit-backdrop-filter: saturate(140%) blur(10px);
    backdrop-filter: saturate(140%) blur(10px);
    border-bottom: 1px solid var(--line);
  }
  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    max-width: 1080px;
    margin: 0 auto;
    gap: 12px;
  }
  .logo {
    font-family: 'Gowun Batang', serif;
    font-weight: 700;
    font-size: 1.4rem;
    letter-spacing: -0.02em;
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }
  .logo::before {
    content: "";
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brick), var(--slate));
    display: inline-block;
  }
  .logo span { color: var(--brick); }
  a.logo { color: inherit; text-decoration: none; cursor: pointer; border-radius: 10px; }
  a.logo:focus-visible { outline: 2px solid var(--brick); outline-offset: 4px; }
  nav.main-nav {
    display: flex;
    gap: 6px;
    font-size: 0.93rem;
  }
  nav.main-nav a {
    text-decoration: none;
    color: var(--ink-soft);
    padding: 7px 14px;
    border-radius: 999px;
    transition: color 0.2s, background 0.2s;
  }
  nav.main-nav a:hover { color: var(--accent); background: var(--rose-soft); }
  .header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
  }
  .header-phone {
    color: var(--ink);
    font-weight: 500;
    font-size: 0.93rem;
    text-decoration: none;
    white-space: nowrap;
  }
  .header-phone:hover { color: var(--accent); }
  @media (max-width: 480px) {
    .header-phone { display: none; }
  }
  .header-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--brick);
    color: var(--on-brick);
    text-decoration: none;
    padding: 9px 20px;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
    box-shadow: var(--shadow-sm);
    transition: background 0.2s, transform 0.2s;
  }
  .header-cta:hover { background: var(--brick-dark); transform: translateY(-1px); }

  @media (max-width: 760px) {
    nav.main-nav { display: none; }
  }

  /* ---------- Hero ---------- */
  .hero {
    position: relative;
    overflow: hidden;
    padding: 0;
    border-bottom: none;
    background:
      linear-gradient(180deg, transparent 72%, var(--bg) 100%),
      radial-gradient(60% 70% at 88% 20%, var(--rose-soft) 0%, transparent 70%),
      radial-gradient(50% 60% at 70% 95%, var(--sage-soft) 0%, transparent 70%),
      var(--bg);
  }
  .hero::before {
    content: "";
    position: absolute;
    width: 220px; height: 220px;
    left: -80px; top: -60px;
    border-radius: 50%;
    background: var(--rose-soft);
    opacity: 0.7;
    z-index: 0;
  }
  .hero-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 96px 24px 104px;
    position: relative;
    z-index: 2;
  }
  .hero-eyebrow {
    display: inline-block;
    color: var(--accent);
    background: var(--rose-soft);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 6px 16px;
    border-radius: 14px;
    margin-bottom: 22px;
  }
  .hero h1 {
    font-size: clamp(2.3rem, 5.6vw, 3.8rem);
    line-height: 1.3;
    max-width: 14ch;
  }
  .hero-sub {
    margin-top: 24px;
    max-width: 44ch;
    font-size: 1.05rem;
    color: var(--ink-soft);
  }
  .hero-actions {
    margin-top: 36px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
  }
  .btn-primary {
    background: var(--brick);
    color: var(--on-brick);
    text-decoration: none;
    padding: 15px 30px;
    border-radius: 999px;
    font-weight: 500;
    font-size: 0.98rem;
    display: inline-block;
    box-shadow: var(--shadow);
    transition: background 0.2s, transform 0.2s;
  }
  .btn-primary:hover { background: var(--brick-dark); transform: translateY(-2px); }
  .btn-ghost {
    border: 1.5px solid var(--line);
    background: var(--card);
    color: var(--ink);
    text-decoration: none;
    padding: 14px 28px;
    border-radius: 999px;
    font-weight: 500;
    font-size: 0.98rem;
    display: inline-block;
    transition: border-color 0.2s, color 0.2s, transform 0.2s;
  }
  .btn-ghost:hover { border-color: var(--brick); color: var(--accent); transform: translateY(-2px); }

  .hero-blueprint {
    position: absolute;
    top: 50%;
    right: 2%;
    transform: translateY(-50%);
    width: 40%;
    max-width: 440px;
    aspect-ratio: 35 / 38;
    z-index: 1;
  }
  .hero-blueprint::before {
    content: "";
    position: absolute;
    inset: 2%;
    border-radius: 46% 54% 48% 52% / 55% 45% 55% 45%;
    background: var(--card);
    box-shadow: var(--shadow);
    z-index: -1;
  }
  .hero-blueprint svg { width: 100%; height: 100%; }
  .hero-blueprint path, .hero-blueprint rect, .hero-blueprint circle, .hero-blueprint line, .hero-blueprint polyline {
    stroke: var(--slate);
    stroke-linecap: round;
    stroke-linejoin: round;
  }
  .hero-blueprint path:not(.seam), .hero-blueprint line:not(.seam), .hero-blueprint rect { stroke-width: 3; }
  .hero-blueprint rect { fill: var(--sage-soft); rx: 8; }
  .hero-blueprint .seam { stroke: var(--brick); }
  .hero-blueprint .node { fill: var(--brick); stroke: none; }
  .hero-blueprint .dot { fill: var(--slate); stroke: none; }
  .draw {
    stroke-dasharray: 900;
    stroke-dashoffset: 900;
    animation: draw 2.4s ease forwards 0.2s;
  }
  @keyframes draw { to { stroke-dashoffset: 0; } }
  @media (prefers-reduced-motion: reduce) {
    .draw { animation: none; stroke-dashoffset: 0; }
    * { transition: none !important; }
  }
  @media (max-width: 860px) {
    .hero-blueprint { display: none; }
    .hero-inner { padding: 64px 24px 72px; }
  }

  /* ---------- Trust strip ---------- */
  .trust {
    background: transparent;
    border: none;
    position: relative;
    z-index: 3;
    margin-top: -40px;
  }
  .trust-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .trust-item {
    font-size: 0.93rem;
    color: var(--ink-soft);
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px 24px 22px 24px;
    box-shadow: var(--shadow-sm);
    position: relative;
  }
  .trust-item::before {
    content: "";
    display: block;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    margin-bottom: 12px;
    background: var(--rose-soft) no-repeat center / 18px 18px;
  }
  .trust-item:nth-child(1)::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237A64A3' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 16.9v3a2 2 0 0 1-2.2 2 19.8 19.8 0 0 1-8.6-3.1 19.5 19.5 0 0 1-6-6A19.8 19.8 0 0 1 2.1 4.2 2 2 0 0 1 4.1 2h3a2 2 0 0 1 2 1.7c.1 1 .4 1.9.7 2.8a2 2 0 0 1-.5 2.1L8 9.9a16 16 0 0 0 6 6l1.3-1.3a2 2 0 0 1 2.1-.4c.9.3 1.8.6 2.8.7a2 2 0 0 1 1.7 2z'/%3E%3C/svg%3E"); }
  .trust-item:nth-child(2)::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237A64A3' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 10c0 6-8 12-8 12s-8-6-8-12a8 8 0 0 1 16 0z'/%3E%3Ccircle cx='12' cy='10' r='3'/%3E%3C/svg%3E"); }
  .trust-item:nth-child(3)::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237A64A3' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20.8 4.6a5.5 5.5 0 0 0-7.8 0L12 5.7l-1-1.1a5.5 5.5 0 0 0-7.8 7.8l1 1.1L12 21.3l7.8-7.8 1-1.1a5.5 5.5 0 0 0 0-7.8z'/%3E%3C/svg%3E"); }
  .trust-item strong { display: block; color: var(--ink); font-weight: 500; font-size: 1.02rem; margin-bottom: 4px; }
  @media (max-width: 760px) {
    .trust { margin-top: -28px; }
    .trust-inner { grid-template-columns: 1fr; gap: 12px; }
    .trust-item { display: grid; grid-template-columns: 34px 1fr; column-gap: 14px; padding: 16px 18px; }
    .trust-item::before { grid-row: span 2; margin: 0; }
  }

  /* ---------- Section shell ---------- */
  section { padding: 96px 0; border-bottom: none; }
  section:last-of-type { border-bottom: none; }
  #process, #faq { background: var(--bg-alt); }
  .section-head { margin-bottom: 44px; max-width: 58ch; }
  .section-head h2 {
    font-size: clamp(1.75rem, 3.6vw, 2.3rem);
    margin-bottom: 12px;
  }
  .section-head h2::before {
    content: "";
    display: block;
    width: 36px;
    height: 4px;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--brick), var(--slate));
    margin-bottom: 18px;
  }
  .section-head p { color: var(--ink-soft); font-size: 1rem; }
  @media (max-width: 760px) {
    section { padding: 72px 0; }
  }



  /* ---------- 시공 사례 (좌우로 넘기는 전후 사진) ---------- */
  #cases { padding-bottom: 72px; }
  .cases-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; }
  .cases-head .section-head { margin-bottom: 28px; }
  .cases-nav { display: flex; gap: 8px; margin-bottom: 32px; flex-shrink: 0; }
  .cases-arrow {
    width: 44px; height: 44px;
    border-radius: 50%;
    border: 1px solid var(--line);
    background: var(--card);
    color: var(--accent);
    font-size: 1.6rem;
    line-height: 1;
    cursor: pointer;
    display: grid;
    place-items: center;
    box-shadow: var(--shadow-sm);
    transition: background 0.2s, border-color 0.2s, opacity 0.2s;
  }
  .cases-arrow:hover { background: var(--rose-soft); border-color: color-mix(in srgb, var(--brick) 40%, var(--line)); }
  .cases-arrow:disabled { opacity: 0.35; cursor: default; }
  .cases-track {
    display: flex;
    gap: 18px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 4px 2px 14px;
    outline: none;
  }
  .cases-track::-webkit-scrollbar { display: none; }
  .case-card {
    flex: 0 0 calc((100% - 18px) / 2);
    scroll-snap-align: start;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .case-photos { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .case-photo {
    position: relative;
    margin: 0;
    border-radius: 14px;
    overflow: hidden;
    background: var(--bg-alt);
    aspect-ratio: 4 / 5;
    cursor: zoom-in;
    border: none;
    padding: 0;
    display: block;
    width: 100%;
  }
  .case-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
  .case-badge {
    position: absolute;
    left: 10px; top: 10px;
    font-size: 0.78rem;
    font-weight: 500;
    padding: 4px 11px;
    border-radius: 999px;
    background: rgba(255, 253, 252, 0.92);
    color: var(--ink);
    box-shadow: 0 2px 8px rgba(40, 30, 60, 0.12);
  }
  .case-photo.is-after .case-badge { background: var(--brick); color: var(--on-brick); }
  .case-info { padding: 0 6px 4px; }
  .case-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 6px; }
  .case-tag {
    font-size: 0.76rem;
    padding: 3px 10px;
    border-radius: 999px;
    background: var(--rose-soft);
    color: var(--accent);
    font-weight: 500;
  }
  .case-tag.area { background: var(--sage-soft); color: var(--sage-ink); }
  .case-title { font-size: 1.08rem; margin-bottom: 2px; }
  .case-desc { font-size: 0.9rem; color: var(--ink-soft); }
  .cases-dots { display: flex; justify-content: center; gap: 8px; margin-top: 8px; }
  .cases-dots { align-items: center; }
  .cases-progress { width: 160px; height: 4px; border-radius: 4px; background: color-mix(in srgb, var(--brick) 18%, var(--line)); overflow: hidden; }
  .cases-progress span { display: block; height: 100%; width: 8%; border-radius: 4px; background: var(--brick); transition: width 0.25s; }
  .cases-count { font-size: 0.86rem; color: var(--ink-soft); margin-left: 12px; font-variant-numeric: tabular-nums; }
  .cases-count b { color: var(--accent); font-weight: 500; }
  .cases-dot {
    width: 8px; height: 8px;
    border-radius: 999px;
    border: none;
    padding: 0;
    background: color-mix(in srgb, var(--brick) 25%, var(--line));
    cursor: pointer;
    transition: width 0.25s, background 0.25s;
  }
  .cases-dot[aria-selected="true"] { width: 24px; background: var(--brick); }
  .case-viewer {
    position: fixed; inset: 0; z-index: 100;
    background: rgba(30, 24, 40, 0.93);
    display: grid; place-items: center;
    padding: 64px 20px 24px;
    overflow-y: auto;
  }
  .case-viewer[hidden] { display: none; }
  .case-viewer-inner { position: relative; width: min(980px, calc((100vh - 170px) * 1.55), 100%); }
  .case-viewer-card .case-card {
    width: 100%;
    flex: none;
    padding: 18px;
    gap: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
    cursor: default;
  }
  .case-viewer-card .case-photos { gap: 12px; }
  .case-viewer-card .case-photo { cursor: default; border-radius: 16px; }
  .case-viewer-card .case-badge { font-size: 0.9rem; padding: 5px 14px; left: 14px; top: 14px; }
  .case-viewer-card .case-info { padding: 0 8px 6px; }
  .case-viewer-card .case-tag { font-size: 0.85rem; padding: 4px 12px; }
  .case-viewer-card .case-title { font-size: 1.35rem; margin-bottom: 4px; }
  .case-viewer-card .case-desc { font-size: 1rem; }
  .case-viewer-close {
    position: absolute; right: 0; top: -52px;
    width: 42px; height: 42px; border-radius: 50%;
    border: none; background: #F4F0F8; color: #37323F;
    font-size: 1.7rem; line-height: 1; cursor: pointer;
  }
  /* 마우스로 끌어서 넘기기 */
  .cases-track.is-draggable { cursor: grab; }
  .cases-track.is-dragging { cursor: grabbing; scroll-snap-type: none; scroll-behavior: auto; user-select: none; }
  .cases-track.is-dragging .case-photo { cursor: grabbing; }
  .case-photo img { -webkit-user-drag: none; user-select: none; }
  @media (max-width: 760px) {
    .cases-head { align-items: flex-start; }
    .cases-nav { display: none; }
    .case-card { flex-basis: 86%; padding: 12px; }
    .cases-track { gap: 12px; margin: 0 -24px; padding: 4px 24px 14px; scroll-padding: 0 24px; }
    .case-photo { aspect-ratio: 3 / 4; }
    .case-viewer { padding: 64px 12px 20px; }
    .case-viewer-inner { width: 100%; }
    .case-viewer-card .case-card { padding: 12px; gap: 12px; }
    .case-viewer-card .case-photos { gap: 8px; }
    .case-viewer-card .case-title { font-size: 1.15rem; }
    .case-viewer-card .case-desc { font-size: 0.93rem; }
    .case-viewer-close { right: 0; top: -50px; }
  }

  /* ---------- 시공 지역 선택 ---------- */
  .region-picker {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px 20px;
    background: var(--bg-alt);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px 22px;
    margin-bottom: 18px;
  }
  .region-picker-head { display: flex; flex-direction: column; gap: 0; min-width: 150px; }
  .region-picker-label {
    font-family: 'Gowun Dodum', 'Noto Sans KR', sans-serif;
    font-size: 1.08rem;
    color: var(--ink);
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }
  .region-picker-label::before {
    content: "";
    width: 16px;
    height: 16px;
    background: var(--accent);
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 10c0 6-8 12-8 12s-8-6-8-12a8 8 0 0 1 16 0z'/%3E%3Ccircle cx='12' cy='10' r='3'/%3E%3C/svg%3E") center / contain no-repeat;
            mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 10c0 6-8 12-8 12s-8-6-8-12a8 8 0 0 1 16 0z'/%3E%3Ccircle cx='12' cy='10' r='3'/%3E%3C/svg%3E") center / contain no-repeat;
  }
  .region-picker-hint { font-size: 0.82rem; color: var(--ink-soft); }
  .region-options { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
  .region-option {
    font-family: inherit;
    font-size: 0.9rem;
    color: var(--ink);
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 7px 16px 7px 12px;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    cursor: pointer;
    line-height: 1.4;
    transition: border-color 0.2s, background 0.2s, color 0.2s;
  }
  .region-option::before {
    content: "";
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 1.5px solid color-mix(in srgb, var(--brick) 45%, var(--line));
    background: var(--card);
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
  }
  .region-option:hover { border-color: color-mix(in srgb, var(--brick) 45%, var(--line)); color: var(--accent); }
  .region-option[aria-checked="true"] {
    background: var(--rose-soft);
    border-color: color-mix(in srgb, var(--brick) 55%, var(--line));
    color: var(--accent);
    font-weight: 500;
  }
  .region-option[aria-checked="true"]::before {
    border-color: var(--brick);
    box-shadow: inset 0 0 0 2.5px var(--card), inset 0 0 0 6px var(--brick);
  }
  @media (max-width: 760px) {
    .region-picker { padding: 14px 16px; gap: 10px; }
    .region-option { padding: 6px 13px 6px 10px; font-size: 0.87rem; }
  }

  /* ---------- Services (accordion) ---------- */
  .service-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
    border-top: none;
  }
  .service-row {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 0 26px;
    transition: box-shadow 0.2s, border-color 0.2s;
  }
  .service-row[data-open="true"] { border-color: color-mix(in srgb, var(--brick) 30%, var(--line)); }
  .service-toggle {
    width: 100%;
    background: none;
    border: none;
    text-align: left;
    padding: 22px 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    font-family: inherit;
    color: inherit;
  }
  .service-toggle-text h3 {
    font-size: 1.3rem;
    margin-bottom: 2px;
  }
  .service-toggle-text p {
    color: var(--ink-soft);
    font-size: 0.93rem;
  }
  .service-plus {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: var(--rose-soft);
    position: relative;
    transition: background 0.2s;
  }
  .service-plus::before, .service-plus::after {
    content: "";
    position: absolute;
    background: var(--accent);
    border-radius: 2px;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
  }
  .service-plus::before { width: 13px; height: 2px; }
  .service-plus::after { width: 2px; height: 13px; transition: transform 0.25s ease; }
  .service-row[data-open="true"] .service-plus::after { transform: translate(-50%, -50%) scaleY(0); }

  /* 펼침: 내용 길이에 맞춰 자동으로 늘어나도록 (잘림 방지) */
  .service-panel {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.3s ease;
  }
  .service-panel > .service-panel-inner {
    overflow: hidden;
    min-height: 0;
  }
  .service-row[data-open="true"] .service-panel {
    grid-template-rows: 1fr;
  }
  .service-panel-inner {
    padding: 0;
  }
  .service-row[data-open="true"] .service-panel-inner {
    padding-bottom: 24px;
  }
  .chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
    align-items: flex-start; /* 펼친 항목 옆 버튼이 같이 커지지 않도록 */
  }
  .chip {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 8px 16px;
    font-size: 0.9rem;
    color: var(--ink);
    line-height: 1.4;
  }
  button.chip {
    font-family: inherit;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s, background 0.2s, box-shadow 0.2s;
  }
  button.chip:hover {
    border-color: var(--brick);
    color: var(--accent);
    background: var(--rose-soft);
  }
  button.chip.selected {
    background: var(--brick);
    border-color: var(--brick);
    color: var(--on-brick);
    box-shadow: 0 3px 10px rgba(122, 100, 163, 0.28);
  }
  button.chip.selected:hover {
    background: var(--brick-dark);
    color: var(--on-brick);
  }
  .chip-expand-arrow {
    display: inline-block;
    margin-left: 4px;
    font-size: 0.78em;
    transition: transform 0.2s;
  }
  .chip-expand[aria-expanded="true"] .chip-expand-arrow {
    transform: rotate(180deg);
  }
  .chip-group {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .subchip-list {
    display: none;
    flex-wrap: wrap;
    gap: 6px;
    margin: 0 0 4px 6px;
    padding: 10px 12px;
    background: var(--bg-alt);
    border-radius: var(--radius-sm);
    border-left: none;
    align-items: flex-start; /* 펼친 항목 옆 버튼이 같이 커지지 않도록 */
  }
  .subchip-list.open { display: flex; }
  .subchip-label {
    width: 100%;
    font-size: 0.8rem;
    color: var(--ink-soft);
    margin-bottom: 2px;
  }
  .chip-sub {
    font-size: 0.85rem;
    padding: 6px 13px;
    background: var(--card);
  }
  .chip-picture {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 18px;
    color: var(--ink);
    border-radius: var(--radius-sm);
  }
  .chip-picture-svg {
    width: 52px;
    height: 52px;
  }
  .chip-picture-img {
    width: 72px;
    height: 96px;
    object-fit: contain;
    background: var(--white);
    border-radius: 8px;
  }
  .chip-picture.selected .chip-picture-img {
    box-shadow: 0 0 0 2px var(--brick) inset;
  }
  .chip-picture span {
    font-size: 0.86rem;
  }

  .hood-measure {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    padding: 16px;
    max-width: 320px;
  }
  .hood-measure-svg {
    width: 100%;
    height: auto;
    display: block;
  }
  .hood-measure-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
  }
  .hood-measure-row label {
    font-size: 0.86rem;
    color: var(--ink-soft);
  }
  .hood-measure-row input {
    width: 76px;
    padding: 8px 10px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--white);
    color: var(--ink);
    font-family: inherit;
    font-size: 0.92rem;
  }
  .hood-measure-unit {
    font-size: 0.86rem;
    color: var(--ink-soft);
  }
  #hoodAddBtn {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: var(--brick);
    color: var(--on-brick);
  }
  #hoodAddBtn:hover { background: var(--brick-dark); }
  #hoodAddBtn.added { background: var(--slate); }

  .selection-bar {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 60;
    max-width: 760px;
    margin: 0 auto;
    background: #3F3849;
    color: #F4F0F8;
    padding: 12px 14px 12px 24px;
    border-radius: 999px;
    box-shadow: 0 10px 30px rgba(45, 35, 65, 0.25);
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
  }
  .selection-bar.visible { display: flex; }
  .selection-bar-count { font-size: 0.93rem; }
  .selection-bar-actions { display: flex; gap: 10px; align-items: center; }
  .selection-bar-clear {
    background: none;
    border: none;
    color: #F4F0F8;
    opacity: 0.75;
    font-size: 0.86rem;
    cursor: pointer;
    font-family: inherit;
    text-decoration: underline;
  }
  .selection-bar-send {
    background: #D9CCF0;
    color: #2E2340;
    border: none;
    padding: 10px 20px;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.2s;
  }
  .selection-bar-send:hover { background: #E6DDF6; }
  .selection-bar-count { white-space: nowrap; }
  @media (max-width: 560px) {
    .selection-bar { padding: 8px 8px 8px 18px; gap: 8px; }
    .selection-bar-count { font-size: 0.86rem; }
    .selection-bar-actions { gap: 6px; }
    .selection-bar-clear { font-size: 0.8rem; white-space: nowrap; }
    .selection-bar-send { padding: 10px 14px; font-size: 0.84rem; white-space: nowrap; }
  }
  body.has-selection { padding-bottom: 84px; }
  .service-note {
    display: inline-block;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--accent);
    background: var(--rose-soft);
    border-radius: 14px;
    padding: 8px 16px;
    margin-top: 4px;
  }

  /* ---------- Process ---------- */
  .process-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    border: none;
  }
  .process-item {
    padding: 28px 24px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
  }
  .process-num {
    font-family: 'Gowun Batang', serif;
    color: var(--accent);
    background: var(--rose-soft);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 16px;
  }
  .process-item:nth-child(even) .process-num { color: var(--sage-ink); background: var(--sage-soft); }
  .process-item h3 { font-size: 1.12rem; margin-bottom: 6px; }
  .process-item p { color: var(--ink-soft); font-size: 0.92rem; }
  @media (max-width: 760px) {
    .process-list { grid-template-columns: 1fr 1fr; gap: 12px; }
  }
  @media (max-width: 480px) {
    .process-list { grid-template-columns: 1fr; }
  }

  /* ---------- Areas ---------- */
  .areas-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
  }
  .areas-grid > div:last-child {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow-sm);
  }
  #areas h2 { font-size: clamp(1.75rem, 3.6vw, 2.3rem); }
  .area-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
  .area-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: 1px solid color-mix(in srgb, var(--brick) 28%, transparent);
    background: var(--rose-soft);
    color: var(--accent);
    padding: 9px 18px 9px 14px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 500;
  }
  .area-tag::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--brick);
    opacity: 0.75;
  }
  @media (max-width: 760px) {
    .areas-grid { grid-template-columns: 1fr; gap: 24px; }
  }

  /* ---------- FAQ ---------- */
  .faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    border-top: none;
  }
  .faq-item {
    padding: 22px 26px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
  }
  .faq-q {
    font-family: 'Gowun Dodum', 'Noto Sans KR', sans-serif;
    font-size: 1.05rem;
    font-weight: 400;
    margin-bottom: 8px;
    color: var(--ink);
  }
  .faq-a {
    font-size: 0.94rem;
    color: var(--ink-soft);
  }

  /* ---------- Contact ---------- */
  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    gap: 40px;
    align-items: start;
  }
  .contact-info {
    background: var(--rose-soft);
    border-radius: var(--radius);
    padding: 30px;
  }
  .contact-info h3 { font-size: 1.1rem; margin-bottom: 10px; }
  .contact-info p { color: var(--ink-soft); margin-bottom: 24px; }
  .contact-detail { margin-bottom: 20px; }
  .contact-detail:last-child { margin-bottom: 0; }
  .contact-detail-label { font-size: 0.83rem; color: var(--ink-soft); margin-bottom: 2px; }
  .contact-detail-value { font-size: 1.12rem; font-weight: 500; }
  .contact-detail-value a { text-decoration: none; color: var(--accent); }

  form.inquiry {
    background: var(--card);
    border: 1px solid var(--line);
    padding: 32px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }
  .form-row { margin-bottom: 18px; }
  .form-row label {
    display: block;
    font-size: 0.87rem;
    font-weight: 500;
    color: var(--ink-soft);
    margin-bottom: 6px;
  }
  .form-row input, .form-row textarea, .form-row select {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--ink);
    font-family: inherit;
    font-size: 0.96rem;
    transition: border-color 0.2s, box-shadow 0.2s;
  }
  .form-row input:focus, .form-row textarea:focus, .form-row select:focus {
    outline: none;
    border-color: var(--brick);
    box-shadow: 0 0 0 4px var(--rose-soft);
  }
  .form-row textarea { min-height: 110px; resize: vertical; }
  .dropzone {
    border: 1.5px dashed color-mix(in srgb, var(--brick) 35%, var(--line));
    border-radius: var(--radius-sm);
    background: var(--bg);
    padding: 24px 16px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
  }
  .dropzone:hover { border-color: var(--brick); background: var(--rose-soft); }
  .dropzone.dragover {
    border-color: var(--brick);
    background: var(--rose-soft);
  }
  .dropzone-text {
    font-size: 0.88rem;
    color: var(--ink-soft);
    margin: 0;
    pointer-events: none;
  }
  .dropzone.has-file .dropzone-text {
    color: var(--accent);
    font-weight: 500;
  }
  .form-submit {
    width: 100%;
    background: var(--brick);
    color: var(--on-brick);
    border: none;
    padding: 15px;
    border-radius: 999px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    box-shadow: var(--shadow-sm);
    transition: background 0.2s, transform 0.2s;
  }
  .form-submit:hover { background: var(--brick-dark); transform: translateY(-1px); }
  .form-submit:disabled { opacity: 0.6; cursor: wait; transform: none; }
  .form-hint { font-size: 0.82rem; color: var(--ink-soft); margin-top: 10px; text-align: center; }
  .form-success {
    text-align: center;
    padding: 30px 10px;
    font-size: 1rem;
    color: var(--accent);
    font-weight: 500;
  }

  @media (max-width: 760px) {
    .contact-grid { grid-template-columns: 1fr; gap: 20px; }
    form.inquiry { padding: 24px 20px; }
    .contact-info { padding: 24px; }
    .service-row { padding: 0 18px; }
  }

  /* ---------- Footer ---------- */
  footer {
    padding: 36px 0 40px;
    color: var(--ink-soft);
    font-size: 0.85rem;
    background: var(--bg-alt);
    border-top: 1px solid var(--line);
  }
  .footer-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
  }

  :focus-visible {
    outline: 2px solid var(--brick);
    outline-offset: 3px;
    border-radius: 6px;
  }

  /* =========================================================
     하위 페이지 공통 (시공분야 상세·시공사례·시공지역)
     ========================================================= */
  .hero .hero-eyebrow-h1 { display: table; font-family: 'Noto Sans KR', sans-serif; font-weight: 500; font-size: 0.9rem; letter-spacing: 0; line-height: 1.6; color: var(--accent); background: var(--rose-soft); padding: 6px 16px; border-radius: 14px; margin-bottom: 22px; }
  .hero h1 .hero-title { display: block; }
  .breadcrumb { font-size: 0.85rem; color: var(--ink-soft); margin-bottom: 18px; }
  .breadcrumb ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
  .breadcrumb li + li::before { content: "›"; margin-right: 6px; color: var(--line); color: color-mix(in srgb, var(--ink-soft) 50%, transparent); }
  .breadcrumb a { color: var(--ink-soft); text-decoration: none; }
  .breadcrumb a:hover { color: var(--accent); }
  .page-hero {
    padding: 56px 0 48px;
    background:
      radial-gradient(55% 80% at 90% 10%, var(--rose-soft) 0%, transparent 70%),
      radial-gradient(40% 60% at 75% 100%, var(--sage-soft) 0%, transparent 70%),
      var(--bg);
  }
  .page-hero h1 { font-size: clamp(1.9rem, 4.4vw, 2.8rem); line-height: 1.3; max-width: 22ch; }
  .page-hero .page-kicker { display: inline-block; color: var(--accent); background: var(--rose-soft); font-weight: 500; font-size: 0.88rem; padding: 5px 14px; border-radius: 14px; margin-bottom: 16px; }
  .page-hero .page-lead { margin-top: 18px; max-width: 60ch; color: var(--ink-soft); font-size: 1.04rem; }
  .page-hero .hero-actions { margin-top: 28px; }
  .page-section { padding: 64px 0; }
  .page-section.alt { background: var(--bg-alt); }
  .item-groups { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
  .item-group { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; box-shadow: var(--shadow-sm); }
  .item-group h3 { font-size: 1.15rem; margin-bottom: 6px; }
  .item-group p { color: var(--ink-soft); font-size: 0.92rem; margin-bottom: 10px; }
  .item-group ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
  .item-group li { font-size: 0.84rem; padding: 4px 11px; border-radius: 999px; background: var(--rose-soft); color: var(--accent); }
  .check-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; max-width: 760px; }
  .check-list li { position: relative; padding: 14px 18px 14px 46px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm); }
  .check-list li::before { content: ""; position: absolute; left: 16px; top: 17px; width: 18px; height: 18px; border-radius: 50%; background: var(--rose-soft); box-shadow: inset 0 0 0 5px var(--rose-soft), inset 0 0 0 9px var(--brick); }
  .cases-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
  .cases-grid .case-card { flex: none; }
  .cases-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
  .cases-empty { color: var(--ink-soft); background: var(--card); border: 1px dashed var(--line); border-radius: var(--radius); padding: 22px; text-align: center; }
  .cta-box { background: var(--rose-soft); border-radius: var(--radius); padding: 32px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; }
  .cta-box h2 { font-size: clamp(1.4rem, 3vw, 1.8rem); }
  .cta-box p { color: var(--ink-soft); margin-top: 6px; }
  .cta-box .hero-actions { margin: 0; }
  .service-links { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
  .service-link { display: block; text-decoration: none; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 14px 18px; transition: border-color .2s, background .2s; }
  .service-link strong { display: block; font-family: 'Gowun Dodum', 'Noto Sans KR', sans-serif; font-weight: 400; font-size: 1.05rem; color: var(--ink); }
  .service-link span { font-size: 0.84rem; color: var(--ink-soft); }
  .service-link:hover { border-color: color-mix(in srgb, var(--brick) 45%, var(--line)); background: var(--rose-soft); }
  .service-link[aria-current="page"] { border-color: var(--brick); background: var(--rose-soft); }
  .service-more { display: inline-flex; align-items: center; gap: 4px; margin-left: 10px; font-size: 0.88rem; font-weight: 500; color: var(--accent); text-decoration: none; padding: 8px 14px; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--brick) 30%, var(--line)); background: var(--card); }
  .service-more:hover { background: var(--rose-soft); }
  .area-block { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 26px; box-shadow: var(--shadow-sm); }
  .area-block h2 { font-size: 1.45rem; margin-bottom: 6px; }
  .area-block h2::before { display: none; }
  .area-block p { color: var(--ink-soft); font-size: 0.95rem; }
  .area-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
  .footer-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 18px 28px; max-width: 1080px; margin: 0 auto 26px; padding: 0 24px; }
  .footer-links h2 { font-family: 'Gowun Dodum', 'Noto Sans KR', sans-serif; font-weight: 400; font-size: 0.95rem; color: var(--ink); margin-bottom: 8px; letter-spacing: 0; }
  .footer-links h2::before { display: none; }
  .footer-links ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; }
  .footer-links a { color: var(--ink-soft); text-decoration: none; font-size: 0.86rem; }
  .footer-links a:hover { color: var(--accent); }
  @media (max-width: 760px) {
    .page-hero { padding: 40px 0 36px; }
    .page-section { padding: 48px 0; }
    .cta-box { padding: 24px 20px; }
    .cases-grid { grid-template-columns: 1fr; }
    .service-more { margin: 8px 0 0; }
  }