/* HERO SECTION */
        .repair-hero {
            background: linear-gradient(135deg, #0A0F1D 0%, #0F172A 60%, #1E293B 100%);
            color: var(--white);
            padding: 96px 0 100px;
            position: relative;
            overflow: hidden;
        }
        .repair-hero::before {
            content: "";
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background-image: radial-gradient(rgba(200, 16, 46, 0.18) 1px, transparent 1px);
            background-size: 32px 32px;
            opacity: 0.75;
            pointer-events: none;
        }
        .repair-hero::after {
            content: "";
            position: absolute;
            bottom: 0; left: 0; right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-red), var(--premium-gold));
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(200, 16, 46, 0.15);
            border: 1px solid rgba(200, 16, 46, 0.4);
            color: #FCA5A5;
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }
        .hero-title {
            font-size: 3.15rem;
            font-weight: 900;
            line-height: 1.18;
            margin-bottom: 16px;
            background: linear-gradient(180deg, #FFFFFF 0%, #E2E8F0 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-subtitle {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--premium-gold);
            margin-bottom: 20px;
            line-height: 1.4;
        }
        .hero-desc {
            font-size: 1.05rem;
            color: #94A3B8;
            line-height: 1.7;
            margin-bottom: 28px;
        }
        
        .emergency-hero-callout {
            background: rgba(185, 28, 28, 0.2);
            border-left: 4px solid #EF4444;
            border-radius: 8px;
            padding: 14px 18px;
            margin-bottom: 32px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }
        .emergency-hero-callout i { color: #EF4444; width: 22px; height: 22px; flex-shrink: 0; margin-top: 2px; }
        .emergency-hero-callout p { margin: 0; font-size: 0.92rem; color: #FEE2E2; line-height: 1.5; }

        .hero-stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 36px;
        }
        .hero-stat-box { text-align: center; }
        .hero-stat-number { font-size: 1.65rem; font-weight: 900; color: var(--premium-gold); margin-bottom: 4px; }
        .hero-stat-label { font-size: 0.78rem; color: #CBD5E1; text-transform: uppercase; letter-spacing: 0.5px; }

        .hero-visual-card {
            background: rgba(30, 41, 59, 0.6);
            border: 1px solid rgba(200, 16, 46, 0.4);
            border-radius: 20px;
            padding: 24px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
            position: relative;
            backdrop-filter: blur(10px);
        }
        .hero-visual-img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .hero-visual-floating {
            position: absolute;
            bottom: 40px;
            left: 40px;
            right: 40px;
            background: rgba(15, 23, 42, 0.95);
            border: 1px solid var(--primary-red);
            border-radius: 12px;
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            backdrop-filter: blur(8px);
        }

        /* SECTION HEADERS */
        .section-header {
            text-align: center;
            max-width: 820px;
            margin: 0 auto 56px;
        }
        .section-eyebrow {
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--primary-red);
            margin-bottom: 8px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .section-eyebrow::before {
            content: "";
            width: 20px;
            height: 2px;
            background: var(--primary-red);
        }
        .section-title {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* SYMPTOM RECOGNITION BOX (PROPOSAL FROM USER) */
        .symptom-section {
            background: #FFFFFF;
            padding: 60px 0;
            border-bottom: 1px solid var(--border-color);
            position: relative;
            z-index: 10;
        }
        .symptom-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .symptom-card {
            background: var(--bg-light);
            border: 2px solid transparent;
            border-radius: 14px;
            padding: 24px;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }
        .symptom-card:hover {
            background: var(--white);
            border-color: var(--primary-red);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .symptom-card.active {
            background: var(--white);
            border-color: var(--primary-red);
            box-shadow: 0 4px 18px rgba(200, 16, 46, 0.15);
        }
        .symptom-card.emergency-symptom {
            background: #FEF2F2;
            border-color: #F87171;
        }
        .symptom-card.emergency-symptom:hover,
        .symptom-card.emergency-symptom.active {
            border-color: #DC2626;
            background: #FEE2E2;
            box-shadow: 0 4px 20px rgba(220, 38, 38, 0.25);
        }
        .symptom-icon {
            width: 48px;
            height: 48px;
            border-radius: 10px;
            background: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-red);
            flex-shrink: 0;
            box-shadow: var(--shadow-sm);
        }
        .symptom-card.emergency-symptom .symptom-icon {
            background: #DC2626;
            color: var(--white);
        }
        .symptom-content h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-main);
        }
        .symptom-content p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin: 0;
        }

        /* SYMPTOM DETAIL DRAWER / POPUP BOX */
        .symptom-feedback-box {
            margin-top: 32px;
            background: #0F172A;
            color: var(--white);
            border-radius: 16px;
            padding: 32px;
            border: 1px solid rgba(212, 175, 55, 0.3);
            display: none;
            animation: fadeIn 0.3s ease;
        }
        @keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

        /* SIGNS GRID (SECTION 01) */
        .signs-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
        }
        .sign-card {
            background: var(--white);
            border: 1px solid var(--border-color);
            border-radius: 14px;
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .sign-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary-red);
            box-shadow: var(--shadow-md);
        }
        .sign-num {
            font-size: 1.85rem;
            font-weight: 900;
            color: rgba(200, 16, 46, 0.2);
            line-height: 1;
            margin-bottom: 12px;
        }
        .sign-title {
            font-size: 1.18rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
        }
        .sign-desc {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* 8 REPAIR SCOPES (SECTION 02) */
        .scopes-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .scope-card {
            background: var(--white);
            border: 1px solid var(--border-color);
            border-radius: 14px;
            padding: 26px 22px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .scope-card:hover {
            transform: translateY(-5px);
            border-color: var(--premium-gold);
            box-shadow: var(--shadow-md);
        }
        .scope-icon {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            background: #FEF2F2;
            color: var(--primary-red);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }
        .scope-title {
            font-size: 1.15rem;
            font-weight: 800;
            margin-bottom: 10px;
            color: var(--text-main);
        }
        .scope-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* BUILDING TYPES (SECTION 03) */
        .building-repair-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .building-repair-card {
            background: var(--white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 32px 26px;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .building-repair-card:hover {
            transform: translateY(-6px);
            border-color: var(--primary-red);
            box-shadow: var(--shadow-md);
        }
        .b-tag {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--primary-red);
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .b-title {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 12px;
        }
        .b-desc {
            font-size: 0.93rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 24px;
            flex-grow: 1;
        }

        /* 8-STEP PROCESS TIMELINE (SECTION 04) */
        .process-8-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .process-8-card {
            background: var(--white);
            border: 1px solid var(--border-color);
            border-radius: 14px;
            padding: 26px 20px;
            position: relative;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .process-8-card:hover {
            border-color: var(--primary-red);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .p8-num {
            font-size: 2.2rem;
            font-weight: 900;
            color: rgba(200, 16, 46, 0.2);
            line-height: 1;
            margin-bottom: 12px;
        }
        .p8-title {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .p8-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.55;
            margin: 0;
        }

        /* REPAIR VS REPLACE TABLE / COMPARISON (SECTION 05) */
        .decision-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        .decision-col {
            background: var(--white);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 36px 30px;
            box-shadow: var(--shadow-sm);
        }
        .decision-col.repair-side { border-top: 4px solid #10B981; }
        .decision-col.replace-side { border-top: 4px solid var(--primary-red); }
        .decision-header {
            font-size: 1.35rem;
            font-weight: 800;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .decision-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .decision-list li {
            font-size: 0.95rem;
            color: #334155;
            padding: 10px 0;
            border-bottom: 1px dashed var(--border-color);
            display: flex;
            align-items: flex-start;
            gap: 12px;
            line-height: 1.55;
        }
        .decision-list li:last-child { border-bottom: none; }
        .decision-list li i { margin-top: 3px; flex-shrink: 0; }

        /* SAFETY ACTION BOX (SECTION 07) */
        .safety-rules-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .safety-rule-card {
            background: var(--white);
            border-radius: 14px;
            padding: 28px 24px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }
        .safety-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            font-weight: 800;
            text-transform: uppercase;
            padding: 4px 10px;
            border-radius: 6px;
            margin-bottom: 14px;
        }
        .safety-tag.danger { background: #FEF2F2; color: #DC2626; }
        .safety-tag.warning { background: #FFFBEB; color: #D97706; }
        .safety-tag.info { background: #EFF6FF; color: #2563EB; }

        /* OLD ELEVATORS (SECTION 08) */
        .old-lift-banner {
            background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
            border: 1px solid rgba(212, 175, 55, 0.3);
            border-radius: 20px;
            padding: 48px;
            color: var(--white);
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        /* FAQ ACCORDION (SECTION 09) */
        .faq-wrap { max-width: 900px; margin: 0 auto; }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.active {
            border-color: var(--primary-red);
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            padding: 20px 24px;
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-main);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
        }
        .faq-question:hover { color: var(--primary-red); }
        .faq-toggle-icon { transition: transform 0.3s ease; color: var(--text-muted); }
        .faq-item.active .faq-toggle-icon { transform: rotate(180deg); color: var(--primary-red); }
        .faq-answer {
            padding: 0 24px 20px;
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
            display: none;
            border-top: 1px solid rgba(0,0,0,0.04);
            padding-top: 16px;
        }
        .faq-item.active .faq-answer { display: block; }

        /* REGISTRATION & EXPERT SECTION (SECTION 10) */
        .cta-section-wrapper {
            background: linear-gradient(135deg, #0B1120 0%, #0F172A 60%, #1E293B 100%);
            color: var(--white);
            padding: 96px 0;
            position: relative;
        }
        .cta-inner-grid {
            display: grid;
            grid-template-columns: 1fr 1.15fr;
            gap: 48px;
            align-items: flex-start;
        }
        .form-card-box {
            background: var(--white);
            color: var(--text-main);
            border-radius: 20px;
            padding: 36px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.4);
            border: 1px solid rgba(200, 16, 46, 0.3);
        }

        /* RESPONSIVE */
        @media (max-width: 1024px) {
            .hero-grid { grid-template-columns: 1fr; }
            .hero-visual-card { display: none; }
            .symptom-grid { grid-template-columns: repeat(2, 1fr); }
            .scopes-grid { grid-template-columns: repeat(2, 1fr); }
            .building-repair-grid { grid-template-columns: 1fr; }
            .process-8-grid { grid-template-columns: repeat(2, 1fr); }
            .decision-grid { grid-template-columns: 1fr; }
            .safety-rules-grid { grid-template-columns: 1fr; }
            .old-lift-banner { grid-template-columns: 1fr; }
            .cta-inner-grid { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            .repair-hero { padding: 60px 0 80px; }
            .hero-title { font-size: 2.25rem; }
            .hero-subtitle { font-size: 1.15rem; }
            .hero-stats-row { grid-template-columns: repeat(2, 1fr); }
            .symptom-grid { grid-template-columns: 1fr; }
            .scopes-grid { grid-template-columns: 1fr; }
            .process-8-grid { grid-template-columns: 1fr; }
            .form-card-box { padding: 24px; }
        }
