*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body { font-family: 'Pretendard', -apple-system, sans-serif; color: #1b2a26; background: #ffffff; overflow-x: hidden; letter-spacing: -0.02em; }
    :root {
      /* Deep Green & Beige Theme (변수명은 기존 코드 호환을 위해 --blue로 유지) */
      --blue-900: #1B3C35;
      --blue-800: #26544A;
      --blue-700: #2F695D;
      --blue-600: #3E8B7B;
      --blue-500: #4B9F8D;
      --blue-400: #6DB3A4;
      --blue-300: #A3D1C8;
      --blue-100: #DFEBE7;
      --blue-50: #F4F6F3;
      --accent: #D4AF37;
      --white: #ffffff;
      --gray-50: #F9F9F8;
      --gray-100: #F0EFEA;
      --gray-300: #DCD8D3;
      --gray-600: #5C5A55;
    }
    nav {
      position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
      background: rgba(255,255,255,0.95); backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--gray-100); transition: box-shadow 0.3s;
    }
    nav.scrolled { box-shadow: 0 4px 30px rgba(27,60,53,0.06); }
    .nav-container {
      display: flex; align-items: center; justify-content: space-between;
      padding: 0 5%; height: 74px; position: relative;
      max-width: 1400px; margin: 0 auto;
    }
    .nav-logo { font-size: 1.35rem; font-weight: 800; color: var(--blue-900); letter-spacing: -0.5px; z-index: 10; white-space: nowrap; }
    .nav-logo span { color: var(--blue-600); }
    
    .nav-menu-wrapper { position: absolute; left: 50%; transform: translateX(-50%); height: 100%; }
    .nav-links { display: flex; align-items: center; list-style: none; height: 100%; margin: 0; }
    .nav-links-item { width: 140px; text-align: center; height: 100%; display: flex; align-items: center; justify-content: center; }
    .nav-links-item > a { color: var(--blue-900); text-decoration: none; font-size: 1.05rem; font-weight: 700; transition: color 0.3s; }
    .nav-links-item > a:hover { color: var(--blue-600); }
    
    .nav-cta { background: var(--blue-600); color: var(--white) !important; font-weight: 700 !important; padding: 0.6rem 1.4rem; border-radius: 99px; text-decoration: none; z-index: 10; border: none; font-family: inherit; font-size: 0.95rem; cursor: pointer; transition: background 0.3s, transform 0.2s; box-shadow: 0 4px 15px rgba(62,139,123,0.2); white-space: nowrap; }
    .nav-cta:hover { background: var(--blue-700); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(62,139,123,0.3); }
    .nav-phone { display: flex; }
    @media (max-width: 1350px) { .nav-phone { display: none !important; } }
    @media (max-width: 1200px) {
      .nav-links-item { width: 110px; }
      .nav-links-item > a { font-size: 0.9rem; }
    }
    @media (max-width: 1050px) {
      .nav-links-item { width: 90px; }
      .nav-links-item > a { font-size: 0.82rem; }
    }

    /* 메가 메뉴 폴 다운 */
    .mega-menu {
      position: absolute; top: 100%; left: 0; width: 100%;
      background: rgba(255,255,255,0.98); backdrop-filter: blur(16px);
      border-top: 1px solid var(--gray-100); box-shadow: 0 15px 40px rgba(27,60,53,0.05);
      opacity: 0; visibility: hidden; height: 0; overflow: hidden;
      transition: opacity 0.3s ease, visibility 0.3s ease, height 0.3s ease;
      display: flex; justify-content: center;
    }
    nav:hover .mega-menu { opacity: 1; visibility: visible; height: 280px; }
    .mega-menu-inner { display: flex; padding-top: 2rem; }
    .mega-menu-col { width: 140px; text-align: center; }
    .mega-menu-col ul { list-style: none; display: flex; flex-direction: column; gap: 1.1rem; }
    .mega-menu-col a { color: var(--gray-600); text-decoration: none; font-size: 0.95rem; font-weight: 500; transition: color 0.2s; }
    .mega-menu-col a:hover { color: var(--blue-600); font-weight: 700; }
    .mega-menu-col a.highlight { color: var(--blue-500); }

    @media (max-width: 1000px) {
      .nav-menu-wrapper { display: none; }
      .mega-menu { display: none !important; }
    }

    #hero {
      min-height: 90vh;
      background: linear-gradient(160deg, #F9F9F8 0%, #EAE7E0 100%);
      display: flex; flex-direction: column; align-items: center; justify-content: center;
      text-align: center; padding: 140px 5% 100px; position: relative; overflow: hidden;
    }
    .hero-badge {
      display: inline-flex; align-items: center; gap: 0.5rem;
      background: var(--blue-50); border: 1px solid var(--blue-100);
      color: var(--blue-700); font-size: 0.9rem; font-weight: 700;
      padding: 0.5rem 1.4rem; border-radius: 99px; margin-bottom: 2rem;
      animation: fadeDown 0.7s ease both;
      box-shadow: 0 4px 15px rgba(62,139,123,0.08);
    }
    .hero-title { font-size: clamp(2.4rem,6vw,4.2rem); font-weight: 800; color: var(--blue-900); line-height: 1.35; letter-spacing: -1px; margin-bottom: 1.5rem; animation: fadeDown 0.8s 0.1s ease both; word-break: keep-all; }
    .hero-title em { font-style: normal; color: var(--blue-600); }
    .hero-sub { font-size: clamp(1.05rem,2.2vw,1.25rem); color: var(--gray-600); line-height: 1.8; max-width: 600px; margin-bottom: 3rem; animation: fadeDown 0.9s 0.2s ease both; word-break: keep-all; }
    .hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; animation: fadeDown 1s 0.3s ease both; }
    .btn-primary { display: inline-flex; align-items: center; gap: 0.5rem; background: var(--blue-600); color: var(--white); font-size: 1.1rem; font-weight: 700; padding: 1.1rem 2.8rem; border-radius: 99px; border: none; cursor: pointer; text-decoration: none; transition: transform 0.3s, box-shadow 0.3s; box-shadow: 0 10px 30px rgba(62,139,123,0.25); }
    .btn-primary:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(62,139,123,0.35); }
    .btn-secondary { display: inline-flex; align-items: center; gap: 0.5rem; background: var(--white); color: var(--blue-800); font-size: 1.1rem; font-weight: 700; padding: 1.1rem 2.5rem; border-radius: 99px; border: 1.5px solid var(--gray-300); cursor: pointer; text-decoration: none; transition: border-color 0.3s, background 0.3s, box-shadow 0.3s; box-shadow: 0 8px 20px rgba(0,0,0,0.03); }
    .btn-secondary:hover { border-color: var(--blue-500); background: var(--blue-50); box-shadow: 0 12px 25px rgba(62,139,123,0.1); }
    .hero-stats { display: flex; gap: 4rem; margin-top: 5rem; animation: fadeUp 1.1s 0.4s ease both; flex-wrap: wrap; justify-content: center; }
    .stat { text-align: center; }
    .stat-num { font-size: 2.2rem; font-weight: 800; color: var(--blue-600); display: block; line-height: 1.1; }
    .stat-label { font-size: 0.95rem; font-weight: 600; color: var(--gray-600); margin-top: 6px; }

    section { padding: 90px 5%; }
    .section-label { display: inline-block; color: var(--blue-600); font-size: 0.8rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 0.8rem; }
    .section-title { font-size: clamp(1.6rem,3.5vw,2.4rem); font-weight: 900; color: var(--blue-900); line-height: 1.3; margin-bottom: 0.8rem; }
    .section-sub { color: var(--gray-600); font-size: 0.98rem; line-height: 1.75; max-width: 520px; }
    .center { text-align: center; }
    .center .section-sub { margin: 0 auto; }

    #trust { background: var(--white); padding: 35px 5%; border-bottom: 1px solid var(--gray-100); }
    .trust-strip { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.8rem 3rem; }
    .trust-item { display: flex; align-items: center; gap: 0.6rem; font-size: 0.95rem; font-weight: 600; color: var(--blue-800); }

    #slogans { background: var(--gray-50); }
    .slogan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.8rem; margin-top: 3.5rem; }
    .slogan-card { background: var(--white); border-radius: 24px; padding: 2.5rem 2rem; border: 1px solid rgba(255,255,255,0.7); position: relative; overflow: hidden; transition: transform 0.3s ease, box-shadow 0.3s ease; box-shadow: 0 10px 40px rgba(27,60,53,0.04); }
    .slogan-card:hover { transform: translateY(-8px); box-shadow: 0 20px 48px rgba(27,60,53,0.12); }
    .slogan-card::before { content: ''; position: absolute; top: 0; left: 0; width: 6px; height: 100%; background: linear-gradient(180deg, var(--blue-500), var(--blue-300)); border-radius: 6px 0 0 6px; }
    .slogan-num { font-size: 0.72rem; font-weight: 800; color: var(--blue-500); letter-spacing: 1px; margin-bottom: 0.8rem; }
    .slogan-text { font-size: 1.15rem; font-weight: 800; color: var(--blue-900); line-height: 1.5; margin-bottom: 0.8rem; white-space: pre-line; }
    .slogan-desc { font-size: 0.88rem; color: var(--gray-600); line-height: 1.65; }

    #pricing { background: var(--white); }
    .pricing-wrapper { max-width: 780px; margin: 3rem auto 0; }
    .pricing-note {
      background: var(--blue-50); border: 1px solid var(--blue-100); border-radius: 16px; 
      padding: 1.5rem 1.8rem; font-size: 0.92rem; color: var(--blue-800); 
      margin-bottom: 2.5rem; display: flex; align-items: flex-start; gap: 1rem; 
      box-shadow: 0 4px 20px rgba(62,139,123,0.05); line-height: 1.65;
      word-break: keep-all; /* 단어 단위로 줄바꿈 */
    }
    .pricing-note .note-icon { font-size: 1.4rem; padding-top: 0.2rem; }
    .pricing-note .note-content { flex: 1; display: flex; flex-direction: column; gap: 0.7rem; }
    .pricing-note .note-content strong { display: block; font-size: 1.05rem; color: var(--blue-900); margin-bottom: 0.2rem; }
    .pricing-note .note-content p { margin: 0; }
    .pricing-note .note-content small { display: block; margin-top: 0.3rem; opacity: 0.75; font-size: 0.8rem; }
    .pricing-table { width: 100%; border-collapse: collapse; border-radius: 20px; overflow: hidden; box-shadow: 0 8px 35px rgba(27,60,53,0.06); }
    .pricing-table thead tr { background: linear-gradient(135deg, var(--blue-800), var(--blue-600)); color: var(--white); }
    .pricing-table th { padding: 1.2rem; font-size: 0.9rem; font-weight: 700; text-align: center; }
    .pricing-table td { padding: 1rem 1.2rem; font-size: 0.95rem; text-align: center; border-bottom: 1px solid var(--gray-100); }
    .pricing-table tbody tr:last-child td { border-bottom: none; }
    .pricing-table tbody tr:nth-child(odd) { background: var(--gray-50); }
    .pricing-table tbody tr:nth-child(even) { background: var(--white); }
    .pricing-table tbody tr:hover { background: var(--blue-50); transition: background 0.3s; }
    .price-highlight { font-weight: 800; color: var(--blue-600); font-size: 1.05rem; }
    .badge-pop { display: inline-block; background: var(--accent); color: var(--white); font-size: 0.68rem; font-weight: 800; padding: 0.2rem 0.6rem; border-radius: 8px; margin-left: 6px; vertical-align: middle; }
    .pricing-cta { text-align: center; margin-top: 2rem; font-size: 0.9rem; color: var(--gray-600); }
    .pricing-cta a { color: var(--blue-600); font-weight: 700; text-decoration: none; border-bottom: 1px solid transparent; transition: border-color 0.2s; }
    .pricing-cta a:hover { border-bottom-color: var(--blue-600); }

    #process { background: var(--blue-900); }
    #process .section-title { color: var(--white); }
    #process .section-label { color: var(--blue-300); }
    #process .section-sub { color: rgba(255,255,255,0.6); }
    .process-steps { display: flex; flex-wrap: wrap; gap: 0; margin-top: 4rem; }
    .process-step { flex: 1; min-width: 160px; text-align: center; padding: 1.5rem 1rem; position: relative; }
    .step-circle { width: 70px; height: 70px; border-radius: 50%; background: rgba(255,255,255,0.05); border: 2px solid var(--blue-500); display: flex; align-items: center; justify-content: center; font-size: 1.8rem; margin: 0 auto 1.5rem; transition: background 0.3s, transform 0.3s; box-shadow: 0 4px 20px rgba(0,0,0,0.1); }
    .process-step:hover .step-circle { background: rgba(255,255,255,0.1); transform: translateY(-5px); }
    .step-num { display: block; font-size: 0.75rem; color: var(--blue-300); font-weight: 700; letter-spacing: 1px; margin-bottom: 0.4rem; }
    .step-title { font-size: 1.05rem; font-weight: 700; color: var(--white); margin-bottom: 0.6rem; }
    .step-desc { font-size: 0.85rem; color: rgba(255,255,255,0.6); line-height: 1.6; }
    .process-step:not(:last-child)::after { content: '→'; position: absolute; right: -10px; top: 40px; color: rgba(255,255,255,0.2); font-size: 1.5rem; }

    #reviews { background: var(--gray-50); }
    .review-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.8rem; margin-top: 3.5rem; }
    .review-card { background: var(--white); border-radius: 20px; padding: 2rem; border: 1px solid var(--gray-100); box-shadow: 0 8px 30px rgba(27,60,53,0.03); transition: transform 0.3s, box-shadow 0.3s; }
    .review-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(27,60,53,0.08); }
    .stars { color: var(--accent); font-size: 1rem; margin-bottom: 1rem; }
    .review-text { font-size: 0.95rem; color: #4A4844; line-height: 1.8; margin-bottom: 1.5rem; }
    .reviewer { display: flex; align-items: center; gap: 0.8rem; }
    .avatar { width: 42px; height: 42px; border-radius: 50%; background: var(--blue-600); display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 0.95rem; font-weight: 700; }
    .reviewer-info .name { font-size: 0.95rem; font-weight: 700; color: var(--blue-900); }
    .reviewer-info .region { font-size: 0.8rem; color: var(--gray-600); }

    #cta { background: linear-gradient(135deg, var(--blue-800) 0%, var(--blue-600) 100%); text-align: center; padding: 100px 5%; }
    #cta .section-title { color: var(--white); }
    #cta .section-sub { color: rgba(255,255,255,0.8); margin: 0 auto 2.5rem; }
    .contact-cards { display: flex; flex-wrap: wrap; gap: 1.2rem; justify-content: center; margin-top: 2.5rem; }
    .contact-card { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: 20px; padding: 1.8rem 2.5rem; color: var(--white); text-decoration: none; min-width: 220px; display: flex; flex-direction: column; align-items: center; gap: 0.8rem; transition: background 0.3s, transform 0.3s; cursor: pointer; backdrop-filter: blur(10px); }
    .contact-card:hover { background: rgba(255,255,255,0.15); transform: translateY(-5px); }
    .contact-icon { font-size: 2rem; }
    .contact-label { font-size: 0.85rem; opacity: 0.8; }
    .contact-value { font-size: 1.15rem; font-weight: 800; }

    .modal-overlay { display: none; position: fixed; inset: 0; background: rgba(27,42,38,0.7); z-index: 2000; align-items: center; justify-content: center; padding: 1.5rem; backdrop-filter: blur(8px); }
    .modal-overlay.open { display: flex; animation: fadeIn 0.3s ease; }
    .modal { background: var(--white); border-radius: 28px; padding: 3rem; max-width: 500px; width: 100%; position: relative; animation: slideUp 0.35s ease; box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
    .modal-close { position: absolute; top: 1.5rem; right: 1.5rem; background: none; border: none; font-size: 1.6rem; cursor: pointer; color: var(--gray-600); transition: color 0.2s; }
    .modal-close:hover { color: var(--blue-900); }
    .modal h3 { font-size: 1.45rem; font-weight: 900; color: var(--blue-900); margin-bottom: 0.5rem; }
    .modal p { font-size: 0.9rem; color: var(--gray-600); margin-bottom: 2rem; }

    /* ── 서비스 상세 ── */
    #services-detail { background: var(--gray-100); }
    .service-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 2.5rem; margin-top: 3.5rem; }
    .svc-card { background: var(--white); border-radius: 28px; overflow: hidden; box-shadow: 0 10px 30px rgba(27,60,53,0.05); transition: transform 0.4s ease, box-shadow 0.4s ease; display: flex; flex-direction: column; }
    .svc-card:hover { transform: translateY(-10px); box-shadow: 0 20px 50px rgba(27,60,53,0.12); }
    .svc-img { width: 100%; height: 260px; object-fit: cover; }
    .svc-content { padding: 2.5rem 2rem; flex: 1; display: flex; flex-direction: column; }
    .svc-badge { display: inline-block; align-self: flex-start; background: var(--blue-50); color: var(--blue-700); font-size: 0.8rem; font-weight: 800; padding: 0.45rem 1.1rem; border-radius: 8px; margin-bottom: 1.2rem; }
    .svc-title { font-size: 1.5rem; font-weight: 800; color: var(--blue-900); margin-bottom: 1rem; }
    .svc-desc { font-size: 0.98rem; color: var(--gray-600); line-height: 1.7; margin-bottom: 1.8rem; word-break: keep-all; min-height: 8rem; }
    .svc-list { list-style: none; padding: 0; }
    .svc-list li { position: relative; padding-left: 1.6rem; font-size: 0.92rem; color: var(--blue-800); margin-bottom: 0.8rem; font-weight: 600; }
    .svc-list li::before { content: '✓'; position: absolute; left: 0; top: -2px; color: var(--accent); font-weight: 900; font-size: 1.2rem; }

    .form-group { margin-bottom: 1.3rem; }
    .form-group label { display: block; font-size: 0.85rem; font-weight: 700; color: var(--blue-800); margin-bottom: 0.4rem; }
    .form-group input, .form-group select, .form-group textarea { width: 100%; padding: 0.85rem 1.2rem; border: 1.5px solid var(--gray-300); border-radius: 12px; font-family: inherit; font-size: 0.95rem; color: var(--blue-900); transition: border-color 0.3s, box-shadow 0.3s; outline: none; background: var(--gray-50); }
    .form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--blue-500); background: var(--white); box-shadow: 0 0 0 4px rgba(62,139,123,0.1); }
    .form-group textarea { resize: vertical; min-height: 90px; }
    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
    .btn-submit { width: 100%; padding: 1.1rem; background: linear-gradient(135deg, var(--blue-700), var(--blue-600)); color: var(--white); font-size: 1.05rem; font-weight: 800; border: none; border-radius: 14px; cursor: pointer; margin-top: 0.5rem; transition: transform 0.3s, box-shadow 0.3s; box-shadow: 0 8px 25px rgba(62,139,123,0.25); }
    .btn-submit:hover { transform: translateY(-3px); box-shadow: 0 12px 35px rgba(62,139,123,0.35); }
    .success-msg { display: none; text-align: center; padding: 2rem 0; }
    .success-msg .check { font-size: 3.5rem; margin-bottom: 1rem; color: var(--accent); }
    .success-msg h4 { font-size: 1.3rem; font-weight: 800; color: var(--blue-900); margin-bottom: 0.6rem; }
    .success-msg p { font-size: 0.95rem; color: var(--gray-600); }

    footer { background: var(--blue-900); color: rgba(255,255,255,0.6); padding: 3.5rem 5%; font-size: 0.85rem; line-height: 1.8; text-align: center; }
    footer strong { color: rgba(255,255,255,0.9); font-weight: 700; }
    .fab { position: fixed; bottom: 2rem; right: 2rem; width: 68px; height: 68px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), #B3922D); border: none; cursor: pointer; box-shadow: 0 10px 30px rgba(212,175,55,0.35); display: flex; align-items: center; justify-content: center; font-size: 1.8rem; z-index: 900; transition: transform 0.3s; animation: pulse 2.5s infinite; }
    .fab:hover { transform: scale(1.1); animation: none; }
    .admin-link { position: fixed; bottom: 2rem; left: 2rem; background: rgba(27,42,38,0.85); color: rgba(255,255,255,0.7); font-size: 0.75rem; font-weight: 600; padding: 0.5rem 1rem; border-radius: 99px; text-decoration: none; border: 1px solid rgba(255,255,255,0.15); z-index: 900; transition: background 0.3s, color 0.3s; backdrop-filter: blur(4px); }
    .admin-link:hover { background: rgba(47,105,93,0.9); color: #fff; }

    /* ── 플로팅 퀵메뉴 (PC 전용) ── */
    .float-menu { position: fixed; right: 1.5rem; top: 50%; transform: translateY(-50%); z-index: 900; display: flex; flex-direction: column; gap: 0.8rem; animation: fadeIn 1s 0.5s both; }
    .float-btn { display: flex; flex-direction: column; align-items: center; justify-content: center; width: 72px; height: 72px; background: var(--white); border-radius: 20px; text-decoration: none; color: var(--blue-900); font-weight: 700; font-size: 0.78rem; box-shadow: 0 8px 25px rgba(27,60,53,0.06); border: 1px solid var(--gray-100); transition: all 0.3s ease; cursor: pointer; }
    .float-btn:hover { background: var(--blue-50); color: var(--blue-700); transform: translateX(-5px); box-shadow: 0 12px 35px rgba(27,60,53,0.12); }
    .float-btn .icon { font-size: 1.6rem; margin-bottom: 0.4rem; }
    .float-btn.primary { background: linear-gradient(135deg, var(--blue-600), var(--blue-500)); color: var(--white); border: none; box-shadow: 0 8px 30px rgba(62,139,123,0.25); }
    .float-btn.primary:hover { background: linear-gradient(135deg, var(--blue-700), var(--blue-600)); color: var(--white); }
    
    @media (min-width: 801px) { .fab { display: none; } .chat-fab { display: none; } }
    @media (max-width: 800px) { .float-menu { display: none; } }

    @keyframes fadeDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: none; } }
    @keyframes fadeUp   { from { opacity: 0; transform: translateY(20px);  } to { opacity: 1; transform: none; } }
    @keyframes fadeIn   { from { opacity: 0; } to { opacity: 1; } }
    @keyframes slideUp  { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: none; } }
    @keyframes pulse    { 0%,100% { box-shadow: 0 10px 30px rgba(212,175,55,0.35); } 50% { box-shadow: 0 10px 45px rgba(212,175,55,0.6); } }
    .reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.65s ease, transform 0.65s ease; }
    .reveal.visible { opacity: 1; transform: none; }
    @media (max-width: 600px) { .nav-links { display: none; } .process-step::after { display: none; } .form-row { grid-template-columns: 1fr; } }

    /* ── 견적 계산기 ─────────────────────────────────────── */
    #quote { background: var(--gray-50); }
    #quote .section-title { color: var(--blue-900); }
    #quote .section-label { color: var(--blue-600); }
    #quote .section-sub { color: var(--gray-600); margin: 0 auto; }
    .quote-box { max-width: 780px; margin: 3rem auto 0; background: var(--white); border: 1px solid var(--gray-100); border-radius: 32px; padding: 3rem; box-shadow: 0 15px 50px rgba(27,60,53,0.06); }
    .quote-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.8rem; margin-bottom: 1.8rem; }
    @media(max-width:600px){ .quote-row { grid-template-columns:1fr; } }
    .quote-label { display: block; font-size: 0.88rem; font-weight: 700; color: var(--blue-800); margin-bottom: 0.6rem; }
    .quote-slider { width: 100%; -webkit-appearance: none; height: 10px; border-radius: 5px; background: var(--gray-100); outline: none; cursor: pointer; }
    .quote-slider::-webkit-slider-thumb { -webkit-appearance: none; width: 32px; height: 32px; border-radius: 50%; background: var(--blue-600); cursor: pointer; box-shadow: 0 4px 15px rgba(62,139,123,0.3); border: 4px solid var(--white); transition: transform 0.2s; }
    .quote-slider::-webkit-slider-thumb:hover { transform: scale(1.1); }
    .quote-size-display { font-size: 1.8rem; font-weight: 900; color: var(--blue-900); text-align: center; margin-top: 0.8rem; }
    .addon-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
    @media(max-width:600px){ .addon-grid { grid-template-columns:1fr; } }
    .addon-item { display: flex; align-items: center; gap: 0.6rem; cursor: pointer; padding: 0.9rem 1.2rem; border: 1.5px solid var(--gray-300); border-radius: 16px; transition: all 0.3s; background: var(--white); }
    .addon-item:hover { border-color: var(--blue-400); background: var(--blue-50); transform: translateY(-2px); }
    .addon-item input { accent-color: var(--blue-600); width: 20px; height: 20px; }
    .addon-item label { font-size: 0.98rem; color: var(--blue-900); cursor: pointer; font-weight: 600; }
    .quote-result { background: var(--blue-50); border: 1px solid var(--blue-100); border-radius: 20px; padding: 2.5rem; text-align: center; margin-top: 2.5rem; box-shadow: inset 0 2px 10px rgba(62,139,123,0.03); }
    .result-label { font-size: 0.9rem; color: var(--blue-800); margin-bottom: 0.5rem; font-weight: 700; }
    .result-price { font-size: clamp(1.6rem, 6vw, 3rem); font-weight: 900; color: var(--blue-900); letter-spacing: -1px; white-space: nowrap; }
    .result-note { font-size: 0.88rem; color: var(--gray-600); margin-top: 0.6rem; }
    .quote-btns { display: flex; gap: 1.2rem; margin-top: 2rem; justify-content: center; flex-wrap: wrap; }
    .btn-quote-book { background: var(--blue-600); color: var(--white); font-weight: 800; font-size: 1.1rem; padding: 1.1rem 2.8rem; border: none; border-radius: 99px; cursor: pointer; font-family: inherit; transition: transform 0.3s, box-shadow 0.3s; box-shadow: 0 10px 30px rgba(62,139,123,0.25); }
    .btn-quote-book:hover { transform: translateY(-4px); box-shadow: 0 15px 40px rgba(62,139,123,0.35); }
    .btn-naver { background: #03c75a; color: #fff; font-weight: 800; font-size: 0.95rem; padding: 0.9rem 1.8rem; border: none; border-radius: 99px; cursor: pointer; font-family: inherit; transition: transform 0.3s, box-shadow 0.3s; text-decoration: none; display: inline-flex; align-items: center; gap: 0.5rem; box-shadow: 0 8px 25px rgba(3,199,90,0.2); }
    .btn-naver:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(3,199,90,0.3); }

    /* ── 시공 전후 갤러리 ───────────────────────────────────── */
    #gallery { background: var(--white); }
    .gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; margin-top: 3.5rem; }
    .gallery-item { border-radius: 20px; overflow: hidden; box-shadow: 0 10px 30px rgba(27,60,53,0.06); transition: transform 0.3s; position: relative; background: var(--gray-50); }
    .gallery-item:hover { transform: translateY(-5px); }
    .gallery-img-wrapper { display: flex; align-items: stretch; width: 100%; aspect-ratio: 4/3; }
    .gallery-img-col { flex: 1; position: relative; overflow: hidden; }
    .gallery-img-col img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
    .gallery-item:hover .gallery-img-col img { transform: scale(1.05); }
    .gallery-label { position: absolute; bottom: 10px; left: 10px; background: rgba(0,0,0,0.6); color: white; padding: 0.3rem 0.8rem; border-radius: 8px; font-size: 0.8rem; font-weight: 700; backdrop-filter: blur(4px); z-index: 2; }
    .gallery-label.after { background: var(--blue-600); }
    .gallery-info { padding: 1.5rem; text-align: center; }
    .gallery-info h3 { font-size: 1.15rem; font-weight: 800; color: var(--blue-900); margin-bottom: 0.5rem; }
    .gallery-info p { font-size: 0.9rem; color: var(--gray-600); }

    /* ── AI 챗봇 ──────────────────────────────────────────── */
    .chat-fab { position: fixed; bottom: 6.5rem; right: 2rem; width: 62px; height: 62px; border-radius: 50%; background: linear-gradient(135deg, var(--blue-600), var(--blue-400)); border: none; cursor: pointer; box-shadow: 0 10px 30px rgba(62,139,123,0.35); display: flex; align-items: center; justify-content: center; font-size: 1.6rem; z-index: 900; transition: transform 0.3s; }
    .chat-fab:hover { transform: scale(1.1); }
    .chat-bubble { position: fixed; bottom: 11.5rem; right: 2rem; background: var(--blue-900); color: white; padding: 0.7rem 1.2rem; border-radius: 14px 14px 0 14px; font-size: 0.85rem; font-weight: 600; z-index: 900; white-space: nowrap; box-shadow: 0 6px 20px rgba(27,60,53,0.2); animation: fadeIn 0.5s ease; }
    .chatbot-window { position: fixed; bottom: 2rem; right: 2rem; width: 380px; height: 560px; background: var(--white); border-radius: 28px; box-shadow: 0 25px 70px rgba(27,60,53,0.2); z-index: 1100; display: none; flex-direction: column; overflow: hidden; border: 1px solid var(--gray-100); }
    .chatbot-window.open { display: flex; animation: slideUp 0.3s ease; }
    .chat-header { background: linear-gradient(135deg, var(--blue-700), var(--blue-600)); padding: 1.2rem 1.5rem; display: flex; align-items: center; gap: 0.8rem; }
    .chat-avatar { width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,0.2); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
    .chat-header-info .chat-title { font-size: 1rem; font-weight: 800; color: white; }
    .chat-header-info .chat-status { font-size: 0.75rem; color: rgba(255,255,255,0.8); }
    .chat-close { margin-left: auto; background: none; border: none; color: white; font-size: 1.4rem; cursor: pointer; opacity: 0.8; transition: opacity 0.2s; }
    .chat-close:hover { opacity: 1; }
    .chat-messages { flex: 1; overflow-y: auto; padding: 1.2rem; display: flex; flex-direction: column; gap: 0.9rem; background: var(--gray-50); }
    .chat-msg { max-width: 80%; padding: 0.8rem 1.1rem; border-radius: 16px; font-size: 0.9rem; line-height: 1.55; box-shadow: 0 2px 10px rgba(0,0,0,0.02); }
    .chat-msg.bot { background: var(--white); color: var(--blue-900); align-self: flex-start; border-bottom-left-radius: 4px; border: 1px solid var(--gray-100); }
    .chat-msg.user { background: linear-gradient(135deg, var(--blue-600), var(--blue-500)); color: white; align-self: flex-end; border-bottom-right-radius: 4px; }
    .chat-msg.typing { background: var(--white); align-self: flex-start; border: 1px solid var(--gray-100); }
    .chat-input-row { display: flex; gap: 0.6rem; padding: 1rem; background: var(--white); border-top: 1px solid var(--gray-100); }
    .chat-input { flex: 1; border: 1.5px solid var(--gray-300); border-radius: 14px; padding: 0.7rem 1rem; font-family: inherit; font-size: 0.9rem; outline: none; transition: border-color 0.2s; background: var(--gray-50); }
    .chat-input:focus { border-color: var(--blue-500); background: var(--white); }
    .chat-send { background: linear-gradient(135deg, var(--blue-600), var(--blue-500)); color: white; border: none; border-radius: 12px; padding: 0.7rem 1.2rem; cursor: pointer; font-size: 1.1rem; transition: transform 0.2s, box-shadow 0.2s; box-shadow: 0 4px 15px rgba(62,139,123,0.2); }
    .chat-send:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(62,139,123,0.3); }
    .chat-quick { display: flex; flex-wrap: wrap; gap: 0.5rem; padding: 0 1.2rem 1rem; background: var(--gray-50); }
    .chat-quick-btn { background: var(--white); border: 1px solid var(--blue-100); border-radius: 99px; padding: 0.4rem 0.9rem; font-size: 0.8rem; color: var(--blue-700); cursor: pointer; font-family: inherit; transition: all 0.2s; box-shadow: 0 2px 8px rgba(0,0,0,0.02); }
    .chat-quick-btn:hover { background: var(--blue-50); border-color: var(--blue-400); transform: translateY(-1px); }