* {
    margin: 0;
    padding: 0.0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #333;
}

/* 헤더 */
.header {
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0.0;
    left: 0.0;
    right: 0.0;
    padding: 18px 0;
    z-index: 2000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo {
    display: flex;
    align-items: center;
    cursor: pointer;
    text-decoration: none;
    color: #333;
}

.logo-text {
    font-size: 22px;
    font-weight: 800;
    color: #000;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu li a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
    cursor: pointer;
    display: block;
    padding: 10px 0;
}

.nav-menu li a:hover {
    color: #2563eb;
}

/* 드롭다운 메뉴 스타일 */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 5px;
}

.dropdown-toggle::after {
    content: '▼';
    font-size: 10px;
    transition: transform 0.3s;
}

.dropdown:hover .dropdown-toggle::after {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-radius: 8px;
    padding: 10px 0;
    min-width: 200px;
    max-height: 400px;
    overflow-y: auto;
    opacity: 0.0;
    visibility: hidden;
    transition: all 0.3s ease;
    transform: translateX(-50%) translateY(-10px);
    margin-top: 10px;
    z-index: 1000.0;
}

/* 드롭다운 스크롤바 스타일 */
.dropdown-menu::-webkit-scrollbar {
    width: 6px;
}

.dropdown-menu::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.dropdown-menu::-webkit-scrollbar-thumb {
    background: #2563eb;
    border-radius: 4px;
}

.dropdown-menu::-webkit-scrollbar-thumb:hover {
    background: #0056b3;
}

.dropdown:hover .dropdown-menu {
    opacity: 1.0;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-menu li {
    list-style: none;
}

.dropdown-menu li a {
    padding: 8px 20px;
    color: #333;
    text-decoration: none;
    display: block;
    transition: background 0.3s, color 0.3s;
    white-space: nowrap;
}

.dropdown-menu li a:hover {
    background: #f0f8ff;
    color: #2563eb;
}

.header-phone {
    display: flex;
    align-items: center;
    cursor: pointer;
    text-decoration: none;
    color: #333;
}

.phone-icon {
    margin-right: 8px;
    font-size: 22px;
    font-weight: bold;
}

.phone-number {
    font-weight: 600;
    font-size: 18px;
    color: #333;
    letter-spacing: 1px;
}

/* ========================================
   섹션 01: 메인 히어로
   ======================================== */
.main-section {
    background-image: linear-gradient(rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.3)), url("../images/01_session_01.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 150px 20px 80px;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.main-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    width: 100%;
}

.main-subtitle {
    font-size: 26px;
    color: #222;
    margin-bottom: 20px;
    font-weight: 700;
}

.main-title {
    font-size: 48px;
    font-weight: bold;
    color: #000;
    margin-bottom: 40px;
    line-height: 1.3;
}

.main-cta {
    background: #2563eb;
    color: white;
    padding: 18px 50px;
    border: none;
    border-radius: 50px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.main-cta:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
}

/* ========================================
   섹션 02: 통계 섹션
   ======================================== */
.intro-section {
    background: #1e3a5f;
    padding: 80px 0;
}

.intro-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.intro-subtitle {
    font-size: 18px;
    color: #94a3b8;
    margin-bottom: 15px;
}

.intro-title {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 60px;
    color: #fff;
}

.stats-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.stat-card {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    padding: 40px 50px;
    text-align: center;
    transition: transform 0.3s;
    flex: 1.0;
    max-width: 300px;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.5);
}

.stat-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.stat-title {
    font-size: 18px;
    color: #fff;
    margin-bottom: 15px;
    font-weight: 500;
}

.stat-number {
    font-size: 42px;
    font-weight: bold;
    color: #fff;
}

.stat-number span {
    font-size: 24px;
    font-weight: 600;
}

/* ========================================
   섹션 03: 특징 섹션
   ======================================== */
.features-section {
    background: url("../images/session_02_backgorund.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 80px 0 0;
    position: relative;
    overflow: hidden;
    min-height: 700px;
}

.features-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2.0;
}

.features-top {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

.features-bottom {
    display: flex;
    justify-content: center;
    gap: 80px;
}

.feature-circle {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    border: 4px solid #1e3a5f;
    transition: transform 0.3s;
    background: #fff;
}

.feature-circle:hover {
    transform: translateY(-10px);
}

.feature-circle .feature-image {
    width: 100%;
    height: 100%;
}

.feature-circle .feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feature-overlay {
    position: absolute;
    top: 0.0;
    left: 0.0;
    right: 0.0;
    bottom: 0.0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: rgba(30, 58, 95, 0);
    color: white;
    opacity: 0.0;
    transition: all 0.3s ease;
}

.feature-circle:hover .feature-overlay {
    background: rgba(30, 58, 95, 0.6);
    opacity: 1.0;
}

.feature-label {
    font-size: 14px;
    margin-bottom: 5px;
    opacity: 0.95;
}

.feature-value {
    font-size: 36px;
    font-weight: bold;
}

.water-wave-bg {
    position: absolute;
    bottom: 0.0;
    left: 0.0;
    right: 0.0;
    width: 100%;
    z-index: 1.0;
}

.water-wave-bg img {
    width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   섹션 04: 서비스 분야
   ======================================== */
.services-section {
    background: #f0f7ff;
    padding: 120px 0;
}

.services-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.services-title {
    text-align: center;
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 60px;
    color: #000;
}

.services-grid {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.service-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s;
    width: 170px;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-card .service-image {
    height: 130px;
    overflow: hidden;
}

.service-card .service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-name {
    padding: 15px;
    font-weight: 600;
    color: #333;
    font-size: 15px;
}

/* ========================================
   섹션 05: 고객 후기
   ======================================== */
.reviews-section {
    background: #fff;
    padding: 80px 0;
}

.reviews-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.reviews-subtitle {
    text-align: center;
    font-size: 22px;
    color: #333;
    margin-bottom: 10px;
    font-weight: bold;
}

.reviews-title {
    text-align: center;
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 50px;
    color: #2563eb;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.review-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s;
}

.review-card:hover {
    transform: translateY(-5px);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.review-stars {
    color: #fbbf24;
    font-size: 20px;
    letter-spacing: 2px;
}

.review-score {
    font-size: 18px;
    font-weight: bold;
    color: #333;
}

.review-content {
    font-size: 15px;
    color: #555;
    line-height: 1.7;
    margin-bottom: 20px;
    min-height: 80px;
}

.review-author {
    font-size: 14px;
    color: #999;
    text-align: right;
}

/* ========================================
   섹션 06: 상담 CTA
   ======================================== */
.consultation-section {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    padding: 80px 20px;
}

.consultation-container {
    max-width: 1000px;
    margin: 0 auto;
}

.consultation-box {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    border-radius: 20px;
    padding: 50px 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
}

.consultation-content {
    flex: 1.0;
}

.consultation-title {
    font-size: 32px;
    font-weight: bold;
    color: #fff;
    margin-bottom: 10px;
}

.consultation-subtitle {
    font-size: 28px;
    font-weight: 600;
    color: #fff;
}

.btn-kakao {
    background: #fee500;
    color: #000;
    padding: 20px 40px;
    border: none;
    border-radius: 12px;
    font-size: 20px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    white-space: nowrap;
}

.btn-kakao:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.kakao-icon {
    font-size: 24px;
}

/* 푸터 */
.footer {
    background: #1f2937;
    color: white;
    padding: 40px 0;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-content {
    font-size: 14px;
    line-height: 1.8;
    color: #9ca3af;
    text-align: right;
}

.footer-content p {
    margin: 5px 0;
}

/* 플로팅 액션 버튼 */
.floating-action-buttons {
    position: fixed;
    right: 30px;
    bottom: 30px;
    z-index: 1000.0;
    display: flex;
    flex-direction: column;
    gap: 0.0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    border-radius: 30px;
    overflow: hidden;
}

.floating-btn {
    width: 70px;
    height: 70px;
    border: none;
    border-radius: 0.0;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.3s ease;
    background-color: #fff;
    color: #000;
}

.floating-btn:first-child {
    border-radius: 30px 30px 0 0;
    border-bottom: 1px solid #e5e7eb;
}

.floating-btn:last-child {
    border-radius: 0 0 30px 30px;
}

.floating-btn .icon {
    font-size: 24px;
    margin-bottom: 3px;
    color: #006FFF;
}

.floating-btn .text {
    font-size: 10px;
    font-weight: bold;
    line-height: 1;
    color: #000;
}

.floating-btn:hover {
    background-color: #f5f5f5;
}

.floating-btn.green {
    background-color: #fff;
    color: #000;
}

.floating-btn.yellow {
    background-color: #fff;
    color: #000;
}

/* 햄버거 메뉴 버튼 (기본 숨김) */
.hamburger {
    display: none;
}

/* ========================================
   반응형 디자인
   ======================================== */
@media (max-width: 1024px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .services-grid {
        gap: 20px;
    }

    .service-card {
        width: 180px;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 10px 0;
    }

    .header-container {
        padding: 0 15px;
    }

    .logo-text {
        font-size: 18px;
    }

    .phone-number {
        font-size: 14px;
    }

    /* 햄버거 메뉴 버튼 */
    .hamburger {
        display: flex;
        flex-direction: column;
        justify-content: space-around;
        width: 30px;
        height: 25px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0.0;
        margin-left: 15px;
        z-index: 2001.0;
    }

    .hamburger span {
        width: 100%;
        height: 3px;
        background: #333;
        border-radius: 2px;
        transition: all 0.3s;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    /* 네비게이션 메뉴 숨김 */
    .nav {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 80%;
        max-width: 300px;
        height: calc(100vh - 60px);
        background: white;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
        z-index: 1999.0;
        overflow-y: auto;
    }

    .nav.active {
        left: 0.0;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0.0;
        padding: 20px 0;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid #f0f0f0;
    }

    .nav-menu li a {
        padding: 15px 20px;
        font-size: 14px;
    }

    /* 드롭다운 메뉴 모바일 */
    .dropdown-toggle {
        width: 100%;
        text-align: left;
    }

    .dropdown-menu {
        position: static;
        opacity: 1.0;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border-radius: 0.0;
        padding: 0;
        margin-top: 0.0;
        background: #f8f9fa;
        max-height: 0.0;
        overflow-y: auto;
        transition: max-height 0.3s ease;
    }

    .dropdown.active .dropdown-menu {
        max-height: 400px;
    }

    .dropdown-menu li a {
        padding: 12px 20px 12px 40px;
        font-size: 13px;
    }

    /* 메인 섹션 */
    .main-section {
        padding: 120px 20px 60px;
        min-height: 70vh;
    }

    .main-subtitle {
        font-size: 16px;
    }

    .main-title {
        font-size: 26px;
    }

    .main-cta {
        font-size: 16px;
        padding: 14px 30px;
    }

    /* 통계 섹션 */
    .intro-section {
        padding: 60px 0;
    }

    .intro-title {
        font-size: 22px;
        margin-bottom: 40px;
    }

    .intro-subtitle {
        font-size: 14px;
    }

    .stats-grid {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }

    .stat-card {
        width: 100%;
        max-width: 280px;
        padding: 30px;
    }

    .stat-number {
        font-size: 36px;
    }

    .stat-number span {
        font-size: 20px;
    }

    /* 특징 섹션 */
    .features-section {
        padding: 60px 0 0;
        min-height: 500px;
    }

    .features-top {
        margin-bottom: 20px;
    }

    .features-bottom {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .feature-circle {
        width: 200px;
        height: 200px;
    }

    .feature-value {
        font-size: 28px;
    }

    .feature-label {
        font-size: 12px;
    }

    .feature-overlay {
        padding: 20px 15px;
    }

    /* 서비스 섹션 */
    .services-section {
        padding: 80px 0;
    }

    .services-title {
        font-size: 26px;
        margin-bottom: 40px;
    }

    .services-grid {
        gap: 12px;
    }

    .service-card {
        width: calc(50% - 8px);
        max-width: 150px;
    }

    .service-card .service-image {
        height: 100px;
    }

    .service-name {
        padding: 12px;
        font-size: 13px;
    }

    /* 후기 섹션 */
    .reviews-title {
        font-size: 24px;
    }

    .reviews-subtitle {
        font-size: 14px;
    }

    .reviews-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .review-card {
        padding: 25px;
    }

    .review-content {
        min-height: auto;
    }

    /* 상담 섹션 */
    .consultation-section {
        padding: 60px 20px;
    }

    .consultation-box {
        flex-direction: column;
        padding: 40px 30px;
        text-align: center;
    }

    .consultation-title {
        font-size: 24px;
    }

    .consultation-subtitle {
        font-size: 20px;
    }

    .btn-kakao {
        width: 100%;
        justify-content: center;
        padding: 18px 30px;
        font-size: 18px;
    }

    /* 플로팅 버튼 */
    .floating-action-buttons {
        bottom: 20px;
        right: 20px;
        flex-direction: row;
        gap: 10px;
    }

    .floating-btn {
        width: 60px;
        height: 60px;
    }

    .floating-btn .icon {
        font-size: 20px;
    }

    .floating-btn .text {
        font-size: 9px;
    }
}

/* 스크롤 스무스 */
html {
    scroll-behavior: smooth;
}