:root {
            --primary-blue: #0b57d0;
            --primary-hover: #084298;
            --text-dark: #111111;
            --text-sub: #555555;
            --border-color: #d0dbe7;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Noto Sans KR', sans-serif;
            color: var(--text-dark);
            overflow-x: hidden;
            background-color: #fff;
        }

        a { text-decoration: none; color: inherit; }
        ul { list-style: none; }

        /* --- Hero Section with Background Slider --- */
        .hero-section {
            position: relative;
            min-height: 750px;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        /* Background Slider Container */
        .hero-bg-slider {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
            background-color: #eef4fc;
        }

        .hero-bg-slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            opacity: 0;
            transition: opacity 1s ease-in-out;
        }

        .hero-bg-slide.active {
            opacity: 1;
        }

        /* 배경 위에 올라갈 연한 오버레이 (텍스트 가독성용, 필요시 조절) */
        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 2;
        }

        .hero-container {
            max-width: 1360px;
            width: 100%;
            margin: 0 auto;
            padding: 0 40px;
            display: grid;
            grid-template-columns: 1fr auto;
            align-items: center;
            position: relative;
            z-index: 3; /* 배경 및 오버레이보다 위로 배치 */
        }

        /* --- Text Contents Area --- */
        .hero-content-wrap {
            max-width: 650px;
        }

        .hero-content-wrap h1 {
            font-size: 52px;
            line-height: 1.3;
            font-weight: 700;
            margin-bottom: 25px;
            letter-spacing: -1.5px;
        }

        .hero-content-wrap h1 span.highlight {
            color: var(--primary-blue);
        }

        .hero-content-wrap p.subtitle {
            font-size: 18px;
            color: var(--text-sub);
            margin-bottom: 60px;
            font-weight: 400;
            line-height: 1.5;
        }

        /* --- Feature Icons (3단) --- */
        .hero-features {
            display: flex;
            justify-content: space-between;
            margin-bottom: 60px;
            max-width: 580px;
        }

        .feature-item {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
        }

        .feature-item .icon-box {
            font-size: 32px;
            color: var(--primary-blue);
            margin-bottom: 15px;
        }

        .feature-item h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .feature-item p {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.4;
            max-width: 150px;
        }

        /* --- Action Buttons --- */
        .hero-actions {
            display: flex;
            gap: 20px;
            align-items: center;
        }

        .btn {
            padding: 18px 40px;
            border-radius: 10px;
            font-size: 16px;
            font-weight: 500;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }

        .btn-primary {
            background-color: var(--primary-blue);
            color: #fff;
            box-shadow: 0 4px 15px rgba(11, 87, 208, 0.3);
        }

        .btn-primary:hover {
            background-color: var(--primary-hover);
            transform: translateY(-2px);
        }

        .btn-outline {
            background-color: rgba(255, 255, 255, 0.8);
            border: 1px solid var(--border-color);
            color: var(--text-dark);
        }

        .btn-outline:hover {
            background-color: #f0f7ff;
        }

        .btn-outline i {
            margin-right: 10px;
            color: var(--primary-blue);
        }

        /* --- Doctor Image Area --- */
        .hero-image-wrap {
            position: absolute;
            right: 0;
            bottom: 0;
            height: 100%;
            display: flex;
            align-items: flex-end;
            z-index: 4;
        }

        .hero-image-wrap img {
            max-height: 680px;
            width: auto;
            object-fit: contain;
        }

        /* --- Right Fixed Quick Menu (우측 고정바) --- */
        .quick-menu-fixed {
            position: fixed;
            right: 30px;
            top: 80%;
            transform: translateY(-50%);
            z-index: 100;
            display: flex;
            flex-direction: column;
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
            overflow: hidden;
        }

        .q-item {
            width: 80px;
            height: 80px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 6px;
            border-bottom: 1px solid #f5f5f5;
            transition: all 0.3s;
            color: var(--text-dark);
            font-size: 12px;
            font-weight: 500;
            cursor: pointer;
        }

        .q-item:last-child { border-bottom: none; }

        .q-item i {
            font-size: 20px;
            color: var(--primary-blue);
        }

        .q-item:hover {
            background-color: var(--primary-blue);
            color: #fff;
        }

        .q-item:hover i { color: #fff; }

        /* --- Bottom Slider Control & Progress (하단바) --- */
        .slider-control-wrap {
            position: absolute;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            align-items: center;
            gap: 25px;
            z-index: 10;
        }

        .progress-bar-container {
            width: 200px;
            height: 4px;
            background: rgba(0,0,0,0.15);
            border-radius: 2px;
            cursor: pointer;
            overflow: hidden;
        }

        .progress-bar-fill {
            height: 100%;
            background: var(--primary-blue);
            width: 33.33%;
            transition: width 0.4s ease;
        }

        .slider-dots {
            display: flex;
            gap: 10px;
        }

        .dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(0,0,0,0.25);
            cursor: pointer;
            transition: background 0.3s;
        }

        .dot.active {
            background: var(--primary-blue);
        }

        /* --- Responsive Design --- */
        @media (max-width: 1200px) {
            .hero-content-wrap h1 { font-size: 44px; }
            .hero-image-wrap img { max-height: 550px; }
        }

        @media (max-width: 992px) {
            .hero-container {
                grid-template-columns: 1fr;
                text-align: center;
                padding: 60px 20px;
            }
            .hero-content-wrap { margin: 0 auto; }
            .hero-features { justify-content: center; gap: 40px; }
            .feature-item { align-items: center; text-align: center; }
            .feature-item p { max-width: 100%; }
            .hero-actions { justify-content: center; }
            .hero-image-wrap { position: relative; margin-top: 50px; justify-content: center; width: 100%; height: auto; }
            .hero-image-wrap img { max-height: 400px; }
            .quick-menu-fixed { display: none; }
        }

        /* 모바일 퀵메뉴 */
        /* 2. 모바일 최하단 고정 바 스타일 (기본은 숨김) */
        .mobile-bottom-bar {
            display: none;
        }

        /* 3. 모바일 반응형 설정 (768px 이하) */
        @media screen and (max-width: 768px) {
            /* PC용 우측 퀵메뉴 숨기기 */
            .quick-menu-fixed {
                display: none;
            }

            /* 모바일 하단 고정바 노출 */
            .mobile-bottom-bar {
                display: flex;
                position: fixed;
                bottom: 0;
                left: 0;
                width: 100%;
                height: 60px;
                background-color: #fff;
                box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
                z-index: 1000;
                border-top: 1px solid #ddd;
            }

            .mobile-bottom-bar .m-btn {
                flex: 1;
                display: flex;
                align-items: center;
                justify-content: center;
                text-decoration: none;
                font-size: 1rem;
                font-weight: 600;
                gap: 8px;
            }

            /* 예약전화 버튼 (예: 파란색 배경 포인트) */
            .mobile-bottom-bar .m-btn.phone {
                background-color: #0b3aa8;
                color: #fff;
            }

            /* 카카오톡 문의 버튼 (예: 노란색 배경 포인트 혹은 흰색) */
            .mobile-bottom-bar .m-btn.kakao {
                background-color: #fee500;
                color: #3c1e1e;
            }

            .mobile-bottom-bar .m-btn i {
                font-size: 1.2rem;
            }
            
            
        }