/* ===================================
   독수리코어리더스 - 에어컨 청소 랜딩페이지
   Premium Design System
   =================================== */

/* ===================================
   1. Reset & Base Styles
   =================================== */

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

:root {
    /* Brand Colors */
    --primary-color: #0066CC;
    --primary-dark: #004A99;
    --primary-light: #3385D6;
    --secondary-color: #00B8D4;
    --accent-color: #FF6B35;
    
    /* Neutral Colors */
    --dark: #1A2332;
    --dark-gray: #2C3E50;
    --gray: #5A6C7D;
    --light-gray: #B0BEC5;
    --lighter-gray: #E8EEF2;
    --white: #FFFFFF;
    
    /* Functional Colors */
    --success: #28A745;
    --warning: #FFC107;
    --danger: #DC3545;
    --info: #17A2B8;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0066CC 0%, #00B8D4 100%);
    --gradient-dark: linear-gradient(135deg, #1A2332 0%, #2C3E50 100%);
    --gradient-light: linear-gradient(135deg, #F8FBFF 0%, #E8EEF2 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);
    
    /* Typography */
    --font-primary: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--dark);
    background-color: var(--white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ===================================
   2. Header & Navigation
   =================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo i {
    font-size: 1.5rem;
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--dark-gray);
    position: relative;
    padding: 5px 0;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-base);
}

.nav a:hover::after,
.nav a.active::after {
    width: 100%;
}

.btn-nav {
    background: var(--gradient-primary);
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

.btn-nav::after {
    display: none;
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    color: var(--dark);
}

/* ===================================
   3. Hero Section
   =================================== */

.hero {
    position: relative;
    padding: 140px 0 60px;
    background: linear-gradient(120deg, rgba(255, 255, 255, 0.92) 0%, rgba(248, 250, 252, 0.85) 60%, rgba(232, 244, 248, 0.75) 100%), 
                url('../images/hero-background.jpg') center/cover no-repeat;
    overflow: hidden;
    min-height: 600px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 102, 204, 0.08);
    border: 1px solid rgba(0, 102, 204, 0.15);
    padding: 12px 24px;
    border-radius: 50px;
    margin-bottom: 28px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
    letter-spacing: -0.01em;
}

.hero-badge i {
    color: var(--accent-color);
    font-size: 1rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 28px;
    color: var(--dark);
    letter-spacing: -0.02em;
}

.hero-title .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--gray);
    margin-bottom: 44px;
    line-height: 1.75;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark-gray);
}

.hero-feature i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 24px;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 40px;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: -0.01em;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(0, 102, 204, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 102, 204, 0.4);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(0, 102, 204, 0.25);
}

.hero-info {
    font-size: 0.95rem;
    color: var(--gray);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.hero-info i {
    color: var(--success);
}

/* ===================================
   4. Trust Section
   =================================== */

.trust-section {
    padding: 60px 0;
    background: var(--white);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.trust-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--lighter-gray);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.trust-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.trust-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.trust-icon i {
    font-size: 2rem;
    color: var(--white);
}

.trust-item h3 {
    font-size: 1.75rem;
    font-weight: 900;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.trust-item p {
    font-size: 1rem;
    color: var(--gray);
}

/* ===================================
   5. Section Headers
   =================================== */

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 16px;
    color: var(--dark);
}

.title-accent {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray);
}

/* ===================================
   6. Services Section
   =================================== */

.services-section {
    padding: 80px 0;
    background: var(--lighter-gray);
}

.services-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 50px;
    justify-content: flex-start; /* 왼쪽 정렬 */
}

.service-card {
    flex: 0 0 calc(33.333% - 16px); /* 3개씩 배치 */
    max-width: calc(33.333% - 16px);
}

/* 4번째 카드 전에 왼쪽 여백 추가 (1/6 크기) */
.service-card:nth-child(4)::before {
    content: '';
    flex: 0 0 calc(16.666% - 16px); /* 1/6 너비 */
    order: 3; /* 4번째 카드 앞에 배치 */
}

/* 실제로는 margin으로 처리 */
.service-card:nth-child(4),
.service-card:nth-child(6) {
    margin-left: calc(16.666% + 8px); /* 왼쪽에 1/6 여백 */
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 380px;
    justify-self: center;
}

/* 첫 6개 카드는 2칸씩 차지 (3개 배열) */
.service-card:nth-child(1),
.service-card:nth-child(2),
.service-card:nth-child(3),
.service-card:nth-child(4),
.service-card:nth-child(5),
.service-card:nth-child(6) {
    grid-column: span 2;
}

/* 7번 카드: 1~2칸 사이(2~4칸 영역)에 배치 */
.service-card:nth-child(7) {
    grid-column: 2 / 4;
}

/* 8번 카드: 2~3칸 사이(4~6칸 영역)에 배치 */
.service-card:nth-child(8) {
    grid-column: 4 / 6;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-card.featured {
    border: 2px solid var(--primary-color);
}

.popular-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--accent-color);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
}

.service-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 12px;
    text-align: center;
    color: var(--dark);
}

.service-card > p {
    text-align: center;
    color: var(--gray);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.service-features {
    list-style: none;
    margin-bottom: 24px;
    flex-grow: 1;
}

.service-features li {
    padding: 10px 0;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--dark-gray);
}

.service-features i {
    color: var(--success);
    margin-top: 2px;
}

.service-price {
    text-align: center;
    padding-top: 20px;
    border-top: 2px solid var(--lighter-gray);
}

.price-from {
    display: block;
    font-size: 0.85rem;
    color: var(--gray);
    margin-bottom: 5px;
}

.price-amount {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--primary-color);
}

.pricing-notice {
    background: linear-gradient(135deg, #FFF9E5 0%, #FFF3D0 100%);
    border-left: 4px solid var(--warning);
    padding: 24px 30px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.pricing-notice i {
    font-size: 1.5rem;
    color: var(--warning);
    margin-top: 2px;
}

.pricing-notice p {
    color: var(--dark-gray);
    line-height: 1.7;
}

.pricing-notice strong {
    color: var(--dark);
}

/* ===================================
   7. Pricing Table Section
   =================================== */

.pricing-section {
    padding: 80px 0;
    background: var(--white);
}

.pricing-table-wrapper {
    overflow-x: auto;
    margin-bottom: 50px;
    padding: 10px 0;
}

.pricing-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 12px;
    background: transparent;
}

.pricing-table thead {
    background: var(--gradient-primary);
    color: var(--white);
}

.pricing-table th {
    padding: 20px;
    text-align: left;
    font-weight: 700;
    font-size: 1.05rem;
}

.pricing-table tbody tr {
    background: var(--white);
    border: 2px solid var(--lighter-gray);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.pricing-table tbody tr td:first-child {
    border-top-left-radius: var(--radius-md);
    border-bottom-left-radius: var(--radius-md);
}

.pricing-table tbody tr td:last-child {
    border-top-right-radius: var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
}

.pricing-table tbody tr:hover {
    background: linear-gradient(135deg, #E8F4FD 0%, #D0E8FA 100%);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.pricing-table tbody tr.highlight-row {
    background: linear-gradient(135deg, #E8F4FD 0%, #D0E8FA 100%);
    border: 2px solid var(--primary-color);
}

.pricing-table tbody tr.highlight-row:hover {
    background: linear-gradient(135deg, #D0E8FA 0%, #B8DCF7 100%);
    box-shadow: var(--shadow-lg);
    transform: translateX(8px);
}

.pricing-table td {
    padding: 20px;
    color: var(--dark-gray);
    border-right: 1px solid var(--lighter-gray);
}

.pricing-table td:last-child {
    border-right: none;
}

.pricing-table td strong {
    color: var(--dark);
    font-size: 1.05rem;
}

.table-sub {
    display: block;
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: 4px;
}

.pricing-info-boxes {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.info-box {
    background: var(--lighter-gray);
    padding: 30px;
    border-radius: var(--radius-lg);
    text-align: center;
}

.info-box i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.info-box h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.info-box p {
    font-size: 0.95rem;
    color: var(--gray);
    line-height: 1.6;
}

/* ===================================
   8. Process Section
   =================================== */

.process-section {
    padding: 60px 0;
    background: var(--gradient-light);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.process-step {
    position: relative;
    background: var(--white);
    padding: 28px 20px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.process-step:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 900;
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.step-icon {
    width: 65px;
    height: 65px;
    margin: 14px auto 14px;
    background: var(--lighter-gray);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-icon i {
    font-size: 2rem;
    color: var(--primary-color);
}

.process-step h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--dark);
}

.process-step p {
    font-size: 0.85rem;
    color: var(--gray);
    line-height: 1.45;
}

.process-guarantee {
    background: linear-gradient(135deg, #E8F9F3 0%, #D0F0E5 100%);
    border-left: 4px solid var(--success);
    padding: 24px 32px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: 20px;
}

.process-guarantee i {
    font-size: 3rem;
    color: var(--success);
}

.process-guarantee h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--dark);
}

.process-guarantee p {
    font-size: 1rem;
    color: var(--dark-gray);
}

/* ===================================
   9. Gallery Section
   =================================== */

.gallery-section {
    padding: 70px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.gallery-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 
                0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    width: 100%;
    max-width: 450px;
    justify-self: center;
}

/* 첫 6개 이미지는 2칸씩 차지 (3개 배열) */
.gallery-item:nth-child(1),
.gallery-item:nth-child(2),
.gallery-item:nth-child(3),
.gallery-item:nth-child(4),
.gallery-item:nth-child(5),
.gallery-item:nth-child(6) {
    grid-column: span 2;
}

/* 7번 이미지: 1~2칸 사이(2~4칸 영역)에 배치 */
.gallery-item:nth-child(7) {
    grid-column: 2 / 4;
}

/* 8번 이미지: 2~3칸 사이(4~6칸 영역)에 배치 */
.gallery-item:nth-child(8) {
    grid-column: 4 / 6;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 
                0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
    padding: 30px 24px;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h3 {
    color: #ffffff;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.gallery-overlay p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    line-height: 1.5;
}

.gallery-features {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.feature-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 28px;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.feature-badge:hover {
    border-color: #3b82f6;
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(59, 130, 246, 0.1);
}

.feature-badge i {
    font-size: 1.5rem;
    color: #3b82f6;
}

.feature-badge span {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
}

/* Expert Team Section */
.expert-team-section {
    margin-top: 60px;
    padding-top: 60px;
    border-top: 2px solid #e2e8f0;
}

.team-intro {
    text-align: center;
    margin-bottom: 40px;
}

.team-intro h3 {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 16px;
    line-height: 1.3;
}

.team-intro .highlight {
    color: #3b82f6;
    position: relative;
}

.team-intro .highlight::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    border-radius: 2px;
}

.team-intro p {
    font-size: 1.1rem;
    color: #64748b;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

.team-photo-wrapper {
    position: relative;
    margin-bottom: 40px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 
                0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.team-photo {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 20px;
}

.team-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    padding: 40px 20px;
    margin-top: -4px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.95rem;
    color: #cbd5e1;
    font-weight: 500;
}

.team-certifications {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.cert-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 24px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 16px;
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
}

.cert-badge:hover {
    border-color: #3b82f6;
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(59, 130, 246, 0.1);
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
}

.cert-badge i {
    font-size: 2rem;
    color: #3b82f6;
}

.cert-badge span {
    font-size: 0.95rem;
    font-weight: 600;
    color: #1e293b;
    text-align: center;
}

/* ===================================
   9.5 Apartment AS Partnership Section
   =================================== */

.apartment-as-section {
    margin-top: 80px;
    padding: 60px 40px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border: 2px solid #cbd5e1;
    border-radius: 24px;
    position: relative;
    overflow: hidden;
}

.apartment-as-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="100" height="100" fill="none"/><path d="M0 0L100 100M100 0L0 100" stroke="rgba(255,255,255,0.03)" stroke-width="2"/></svg>');
    opacity: 0.5;
    pointer-events: none;
}

.as-header {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    z-index: 1;
}

.as-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    border-radius: 50px;
    margin-bottom: 24px;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.as-badge i {
    font-size: 1.2rem;
    color: #ffffff;
}

.as-badge span {
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.5px;
}

.as-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: #1e293b;
    margin-bottom: 20px;
    line-height: 1.4;
}

.as-title .highlight-gold {
    color: #3b82f6;
    position: relative;
    display: inline-block;
}

.as-title .highlight-gold::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #2563eb);
    border-radius: 2px;
}

.as-title .highlight-blue {
    color: #3b82f6;
    position: relative;
    display: inline-block;
}

.as-title .highlight-blue::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #2563eb);
    border-radius: 2px;
}

.as-subtitle {
    font-size: 1.1rem;
    color: #64748b;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}

.brands-showcase {
    margin-bottom: 50px;
    position: relative;
    z-index: 1;
}

.brands-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 24px;
}

.brands-label i {
    font-size: 1.3rem;
    color: #3b82f6;
}

.brands-label span {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1e293b;
    letter-spacing: 1px;
}

.brands-image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    background: #ffffff;
    border: 2px solid #e2e8f0;
}

.brands-image {
    width: 100%;
    height: auto;
    display: block;
}

.brands-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(to top, rgba(30, 41, 59, 0.95), transparent);
    text-align: center;
}

.brands-overlay p {
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
    margin: 0;
}

.as-credentials {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.credential-card {
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    padding: 30px 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.credential-card:hover {
    background: #ffffff;
    border-color: #3b82f6;
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(59, 130, 246, 0.2);
}

.credential-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.credential-icon i {
    font-size: 2rem;
    color: #ffffff;
}

.credential-content h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 12px;
}

.credential-content p {
    font-size: 0.95rem;
    color: #64748b;
    line-height: 1.6;
    margin: 0;
}

.as-trust-message {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 28px 40px;
    background: #f0f9ff;
    border: 2px solid #3b82f6;
    border-radius: 16px;
    position: relative;
    z-index: 1;
}

.as-trust-message i {
    font-size: 2rem;
    color: #3b82f6;
    flex-shrink: 0;
}

.as-trust-message p {
    font-size: 1.1rem;
    color: #1e293b;
    margin: 0;
    line-height: 1.6;
}

.as-trust-message strong {
    color: #3b82f6;
    font-weight: 700;
}

/* ===================================
   10. Why Section
   =================================== */

.why-section {
    padding: 80px 0;
    background: var(--white);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.why-card {
    background: var(--lighter-gray);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-base);
}

.why-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    background: var(--white);
}

.why-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.why-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.why-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--dark);
}

.why-card p {
    font-size: 0.95rem;
    color: var(--gray);
    line-height: 1.7;
}

/* ===================================
   10. Reviews Section - Premium Design
   =================================== */

.reviews-section {
    padding: 100px 0;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 50%, #f1f5f9 100%);
    overflow: hidden;
    position: relative;
}

.reviews-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, #e2e8f0 50%, transparent 100%);
}

.reviews-slider {
    margin-top: 60px;
    position: relative;
    overflow: hidden;
    padding: 30px 0;
}

/* 그라데이션 페이드 효과 */
.reviews-slider::before,
.reviews-slider::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 150px;
    z-index: 2;
    pointer-events: none;
}

.reviews-slider::before {
    left: 0;
    background: linear-gradient(90deg, #f8fafc 0%, rgba(248, 250, 252, 0) 100%);
}

.reviews-slider::after {
    right: 0;
    background: linear-gradient(270deg, #f1f5f9 0%, rgba(241, 245, 249, 0) 100%);
}

.reviews-track {
    display: flex;
    gap: 40px;
    animation: scroll-reviews 80s linear infinite;
    width: fit-content;
}

@keyframes scroll-reviews {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.reviews-track:hover {
    animation-play-state: paused;
}

/* 프리미엄 카드 디자인 */
.review-card {
    background: #ffffff;
    padding: 40px 35px;
    border-radius: 20px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 
                0 2px 4px -1px rgba(0, 0, 0, 0.03);
    min-width: 420px;
    max-width: 420px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

/* 카드 상단 악센트 라인 */
.review-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6 0%, #06b6d4 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.review-card:hover::before {
    opacity: 1;
}

.review-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 
                0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: #cbd5e1;
}

/* 고급스러운 아바타 디자인 */
.reviewer-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 8px 16px rgba(102, 126, 234, 0.25);
    position: relative;
    transition: all 0.4s ease;
}

.review-card:hover .reviewer-avatar {
    transform: scale(1.08);
    box-shadow: 0 12px 24px rgba(102, 126, 234, 0.35);
}

.reviewer-avatar::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    z-index: -1;
    opacity: 0.2;
    filter: blur(8px);
}

.reviewer-avatar svg {
    width: 64px;
    height: 64px;
    opacity: 0.95;
}

/* 각 리뷰 카드별 고급 그라데이션 색상 */
.review-card:nth-child(1) .reviewer-avatar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 8px 16px rgba(102, 126, 234, 0.25);
}

.review-card:nth-child(2) .reviewer-avatar {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    box-shadow: 0 8px 16px rgba(240, 147, 251, 0.25);
}

.review-card:nth-child(3) .reviewer-avatar {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    box-shadow: 0 8px 16px rgba(79, 172, 254, 0.25);
}

.review-card:nth-child(4) .reviewer-avatar {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    box-shadow: 0 8px 16px rgba(67, 233, 123, 0.25);
}

.review-card:nth-child(5) .reviewer-avatar {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    box-shadow: 0 8px 16px rgba(250, 112, 154, 0.25);
}

.review-card:nth-child(6) .reviewer-avatar {
    background: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
    box-shadow: 0 8px 16px rgba(48, 207, 208, 0.25);
}

.review-card:nth-child(7) .reviewer-avatar {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    box-shadow: 0 8px 16px rgba(168, 237, 234, 0.25);
}

.review-card:nth-child(8) .reviewer-avatar {
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
    box-shadow: 0 8px 16px rgba(255, 154, 158, 0.25);
}

.review-card:nth-child(9) .reviewer-avatar {
    background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
    box-shadow: 0 8px 16px rgba(255, 236, 210, 0.25);
}

.review-card:nth-child(10) .reviewer-avatar {
    background: linear-gradient(135deg, #ff6e7f 0%, #bfe9ff 100%);
    box-shadow: 0 8px 16px rgba(255, 110, 127, 0.25);
}

.review-card:nth-child(11) .reviewer-avatar {
    background: linear-gradient(135deg, #e0c3fc 0%, #8ec5fc 100%);
    box-shadow: 0 8px 16px rgba(224, 195, 252, 0.25);
}

.review-card:nth-child(12) .reviewer-avatar {
    background: linear-gradient(135deg, #f8b500 0%, #fceabb 100%);
    box-shadow: 0 8px 16px rgba(248, 181, 0, 0.25);
}

.review-card:nth-child(13) .reviewer-avatar {
    background: linear-gradient(135deg, #d299c2 0%, #fef9d7 100%);
    box-shadow: 0 8px 16px rgba(210, 153, 194, 0.25);
}

.review-card:nth-child(14) .reviewer-avatar {
    background: linear-gradient(135deg, #667eea 0%, #f6d365 100%);
    box-shadow: 0 8px 16px rgba(102, 126, 234, 0.25);
}

.review-card:nth-child(15) .reviewer-avatar {
    background: linear-gradient(135deg, #fbc2eb 0%, #a6c1ee 100%);
    box-shadow: 0 8px 16px rgba(251, 194, 235, 0.25);
}

.review-card:nth-child(16) .reviewer-avatar {
    background: linear-gradient(135deg, #fdcbf1 0%, #e6dee9 100%);
    box-shadow: 0 8px 16px rgba(253, 203, 241, 0.25);
}

.review-card:nth-child(17) .reviewer-avatar {
    background: linear-gradient(135deg, #a1c4fd 0%, #c2e9fb 100%);
    box-shadow: 0 8px 16px rgba(161, 196, 253, 0.25);
}

.review-card:nth-child(18) .reviewer-avatar {
    background: linear-gradient(135deg, #d4fc79 0%, #96e6a1 100%);
    box-shadow: 0 8px 16px rgba(212, 252, 121, 0.25);
}

.review-card:nth-child(19) .reviewer-avatar {
    background: linear-gradient(135deg, #84fab0 0%, #8fd3f4 100%);
    box-shadow: 0 8px 16px rgba(132, 250, 176, 0.25);
}

.review-card:nth-child(20) .reviewer-avatar {
    background: linear-gradient(135deg, #cfd9df 0%, #e2ebf0 100%);
    box-shadow: 0 8px 16px rgba(207, 217, 223, 0.25);
}

.review-card:nth-child(21) .reviewer-avatar {
    background: linear-gradient(135deg, #a7a6cb 0%, #8989ba 100%);
    box-shadow: 0 8px 16px rgba(167, 166, 203, 0.25);
}

.review-card:nth-child(22) .reviewer-avatar {
    background: linear-gradient(135deg, #ffeaa7 0%, #fdcb6e 100%);
    box-shadow: 0 8px 16px rgba(255, 234, 167, 0.25);
}

.review-card:nth-child(23) .reviewer-avatar {
    background: linear-gradient(135deg, #74b9ff 0%, #0984e3 100%);
    box-shadow: 0 8px 16px rgba(116, 185, 255, 0.25);
}

.review-card:nth-child(24) .reviewer-avatar {
    background: linear-gradient(135deg, #fab1a0 0%, #e17055 100%);
    box-shadow: 0 8px 16px rgba(250, 177, 160, 0.25);
}

.review-card:nth-child(25) .reviewer-avatar {
    background: linear-gradient(135deg, #55efc4 0%, #00b894 100%);
    box-shadow: 0 8px 16px rgba(85, 239, 196, 0.25);
}

.review-card:nth-child(26) .reviewer-avatar {
    background: linear-gradient(135deg, #a29bfe 0%, #6c5ce7 100%);
    box-shadow: 0 8px 16px rgba(162, 155, 254, 0.25);
}

.review-card:nth-child(27) .reviewer-avatar {
    background: linear-gradient(135deg, #fd79a8 0%, #e84393 100%);
    box-shadow: 0 8px 16px rgba(253, 121, 168, 0.25);
}

.review-card:nth-child(28) .reviewer-avatar {
    background: linear-gradient(135deg, #fddb92 0%, #d1ac00 100%);
    box-shadow: 0 8px 16px rgba(253, 219, 146, 0.25);
}

.review-card:nth-child(29) .reviewer-avatar {
    background: linear-gradient(135deg, #ff7675 0%, #d63031 100%);
    box-shadow: 0 8px 16px rgba(255, 118, 117, 0.25);
}

.review-card:nth-child(30) .reviewer-avatar {
    background: linear-gradient(135deg, #00b894 0%, #00cec9 100%);
    box-shadow: 0 8px 16px rgba(0, 184, 148, 0.25);
}

/* 복제 카드들도 동일한 스타일 적용 */
.review-card:nth-child(31) .reviewer-avatar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.review-card:nth-child(32) .reviewer-avatar {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.review-card:nth-child(33) .reviewer-avatar {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.review-card:nth-child(34) .reviewer-avatar {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.review-card:nth-child(35) .reviewer-avatar {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.review-content {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

/* 리뷰어 정보 */
.reviewer-info {
    text-align: center;
}

.reviewer-info h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 6px;
    letter-spacing: -0.01em;
}

.reviewer-info p {
    font-size: 0.875rem;
    color: #64748b;
    font-weight: 500;
    letter-spacing: 0.01em;
}

/* 프리미엄 별점 디자인 */
.review-stars {
    display: flex;
    justify-content: center;
    gap: 6px;
    padding: 8px 0;
}

.review-stars i {
    color: #fbbf24;
    font-size: 1.1rem;
    filter: drop-shadow(0 1px 2px rgba(251, 191, 36, 0.3));
    transition: all 0.3s ease;
}

.review-card:hover .review-stars i {
    transform: scale(1.1);
}

/* 리뷰 텍스트 */
.review-text {
    font-size: 1rem;
    line-height: 1.75;
    color: #475569;
    text-align: center;
    min-height: 90px;
    position: relative;
    padding: 0 8px;
    font-weight: 400;
}

/* 따옴표 디자인 */
.review-text::before {
    content: '"';
    position: absolute;
    top: -12px;
    left: 0;
    font-size: 3rem;
    color: #e2e8f0;
    font-family: Georgia, serif;
    line-height: 1;
}

.review-text::after {
    content: '"';
    position: absolute;
    bottom: -24px;
    right: 0;
    font-size: 3rem;
    color: #e2e8f0;
    font-family: Georgia, serif;
    line-height: 1;
}

/* ===================================
   11. FAQ Section
   =================================== */

.faq-section {
    padding: 80px 0;
    background: var(--lighter-gray);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 24px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
    transition: var(--transition-base);
}

.faq-question:hover {
    color: var(--primary-color);
    background: var(--gradient-light);
}

.faq-question i {
    font-size: 1rem;
    color: var(--primary-color);
    transition: var(--transition-base);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 30px 24px;
    color: var(--gray);
    line-height: 1.8;
}

.faq-answer strong {
    color: var(--dark);
    font-weight: 600;
}

/* ===================================
   11. Contact Section
   =================================== */

.contact-section {
    padding: 80px 0;
    background: var(--gradient-light);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.contact-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon i {
    font-size: 1.75rem;
    color: var(--white);
}

.contact-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
}

.contact-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.contact-desc {
    font-size: 0.9rem;
    color: var(--gray);
    margin-bottom: 20px;
}

.btn-contact {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: var(--transition-base);
}

.btn-contact:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Contact Form */

.contact-form-wrapper {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 10px;
}

.form-group label i {
    color: var(--primary-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--lighter-gray);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    color: var(--dark);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.1);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 24px;
}

.form-checkbox input {
    margin-top: 4px;
}

.form-checkbox label {
    font-size: 0.9rem;
    color: var(--gray);
}

.privacy-link {
    color: var(--primary-color);
    text-decoration: underline;
}

.btn-submit {
    width: 100%;
    padding: 16px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition-base);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.form-notice {
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--gray);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.form-notice i {
    color: var(--info);
}

/* ===================================
   12. Footer
   =================================== */

.footer {
    background: var(--gradient-dark);
    color: var(--light-gray);
    padding: 60px 0 20px;
}

/* ===================================
   12. Footer
   =================================== */

.footer {
    background: var(--gradient-dark);
    color: var(--light-gray);
    padding: 60px 0 0;
}

/* 푸터 상단 - 3열 레이아웃 */
.footer-top {
    display: grid;
    grid-template-columns: 2fr 1.5fr 1fr;
    gap: 50px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 30px;
}

.footer-logo-section h4,
.footer-contact h4,
.footer-links-section h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

/* 로고 섹션 */
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-logo i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.footer-desc {
    line-height: 1.7;
    color: var(--light-gray);
}

/* 고객센터 */
.footer-contact {
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.contact-item i {
    color: var(--secondary-color);
    width: 18px;
}

.contact-item a {
    color: var(--light-gray);
    transition: var(--transition-base);
}

.contact-item a:hover {
    color: var(--white);
}

/* 바로가기 */
.quick-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.quick-links a {
    color: var(--light-gray);
    font-size: 0.95rem;
    transition: var(--transition-base);
}

.quick-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

/* 회사 정보 영역 */
.footer-company-info {
    padding: 30px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.company-basic {
    display: flex;
    gap: 30px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.company-basic strong {
    color: var(--white);
    margin-right: 8px;
}

.company-addresses {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.company-addresses .address-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: rgba(255, 255, 255, 0.05);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    line-height: 1.6;
}

.company-addresses .address-item i {
    color: var(--secondary-color);
    margin-top: 3px;
    flex-shrink: 0;
}

.company-addresses .address-item strong {
    color: var(--white);
    margin-right: 5px;
}

/* 푸터 하단 */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 0;
}

.footer-bottom p {
    font-size: 0.9rem;
    color: var(--light-gray);
}

.footer-bottom-links {
    display: flex;
    gap: 20px;
}

.footer-bottom-links a {
    font-size: 0.9rem;
    color: var(--light-gray);
    transition: var(--transition-base);
}

.footer-bottom-links a:hover {
    color: var(--white);
}

/* ===================================
   13. Floating CTA & Scroll Top
   =================================== */

.floating-cta {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.floating-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 28px;
    background: var(--accent-color);
    color: var(--white);
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    box-shadow: var(--shadow-xl);
    transition: var(--transition-base);
}

.floating-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(255, 107, 53, 0.4);
}

.floating-btn.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 16px 48px rgba(255, 107, 53, 0.3);
    }
    50% {
        box-shadow: 0 20px 60px rgba(255, 107, 53, 0.5);
    }
}

.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 120px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 998;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ===================================
   14. Responsive Design
   =================================== */

@media (max-width: 1024px) {
    /* 태블릿: 2열 배치 */
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* 태블릿: 2열 배치 */
    .service-card {
        flex: 0 0 calc(50% - 12px) !important;
        max-width: calc(50% - 12px) !important;
    }
    
    /* 데스크톱 margin-left 제거 */
    .service-card:nth-child(4),
    .service-card:nth-child(6) {
        margin-left: 0 !important;
    }
    
    .process-timeline {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .gallery-item:nth-child(1),
    .gallery-item:nth-child(2),
    .gallery-item:nth-child(3),
    .gallery-item:nth-child(4),
    .gallery-item:nth-child(5),
    .gallery-item:nth-child(6),
    .gallery-item:nth-child(7),
    .gallery-item:nth-child(8) {
        grid-column: span 1;
    }
    
    /* Expert Team - Tablet */
    .team-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stat-item:nth-child(2)::after {
        display: none;
    }
    
    .team-certifications {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Apartment AS - Tablet */
    .apartment-as-section {
        margin-top: 60px;
        padding: 50px 30px;
    }
    
    .as-title {
        font-size: 1.8rem;
    }
    
    .as-subtitle {
        font-size: 1rem;
    }
    
    .as-credentials {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* Container 패딩 줄이기 */
    .container {
        padding: 0 16px;
    }
    
    /* Header */
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    /* Hero */
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    /* Trust */
    .trust-section {
        padding: 40px 0;
    }
    
    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .trust-item {
        padding: 20px 16px;
    }
    
    .trust-icon {
        width: 60px;
        height: 60px;
    }
    
    .trust-item h3 {
        font-size: 1.5rem;
    }
    
    /* Section Headers */
    .section-header {
        margin-bottom: 40px;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    /* Services - 모바일: 1열 */
    .services-section {
        padding: 60px 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* 모바일에서는 모든 카드 세로 배치 */
    .service-card {
        flex: 0 0 100% !important;
        max-width: 100% !important;
    }
    
    /* 데스크톱 margin-left 제거 */
    .service-card:nth-child(4),
    .service-card:nth-child(6) {
        margin-left: 0 !important;
    }
    
    /* Pricing */
    .pricing-section {
        padding: 60px 0;
    }
    
    .pricing-table {
        font-size: 0.85rem;
    }
    
    .pricing-table thead {
        display: none;
    }
    
    .pricing-table tbody tr {
        display: block;
        margin-bottom: 20px;
        border: 2px solid var(--lighter-gray);
        border-radius: var(--radius-md);
    }
    
    .pricing-table td {
        display: flex;
        justify-content: space-between;
        padding: 12px 20px;
        border-bottom: 1px solid var(--lighter-gray);
    }
    
    .pricing-table td:last-child {
        border-bottom: none;
    }
    
    .pricing-table td::before {
        content: attr(data-label);
        font-weight: 700;
        color: var(--dark);
    }
    
    .pricing-info-boxes {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .info-box {
        padding: 24px 20px;
    }
    
    /* Process */
    .process-section {
        padding: 50px 0;
    }
    
    .process-timeline {
        grid-template-columns: repeat(4, 1fr);
        gap: 12px;
    }
    
    .process-step {
        padding: 20px 12px;
    }
    
    .process-step h3 {
        font-size: 0.875rem;
    }
    
    .process-step p {
        font-size: 0.7rem;
        line-height: 1.3;
    }
    
    .step-icon {
        width: 50px;
        height: 50px;
        margin: 10px auto 10px;
    }
    
    .step-icon i {
        font-size: 1.5rem;
    }
    
    .step-number {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
        top: -10px;
    }
    
    .process-guarantee {
        padding: 24px 20px;
        flex-direction: column;
        text-align: center;
    }
    
    .process-guarantee i {
        font-size: 2.5rem;
    }
    
    /* Why */
    .why-section {
        padding: 60px 0;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .why-card {
        padding: 30px 24px;
    }
    
    /* Gallery */
    .gallery-section {
        padding: 50px 0;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .gallery-item,
    .gallery-item.large {
        grid-column: span 1;
    }
    
    .gallery-features {
        gap: 16px;
    }
    
    .feature-badge {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
    
    .feature-badge i {
        font-size: 1.25rem;
    }
    
    /* Expert Team - Mobile */
    .expert-team-section {
        margin-top: 40px;
        padding-top: 40px;
    }
    
    .team-intro h3 {
        font-size: 1.5rem;
    }
    
    .team-intro p {
        font-size: 1rem;
    }
    
    .team-stats {
        grid-template-columns: repeat(2, 1fr);
        padding: 30px 16px;
    }
    
    .stat-item {
        padding: 16px 8px;
    }
    
    .stat-item:nth-child(2)::after {
        display: none;
    }
    
    .stat-item:nth-child(3)::after,
    .stat-item:nth-child(4)::after {
        display: none;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-label {
        font-size: 0.85rem;
    }
    
    .team-certifications {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .cert-badge {
        padding: 20px 16px;
    }
    
    .cert-badge i {
        font-size: 1.5rem;
    }
    
    .cert-badge span {
        font-size: 0.85rem;
    }
    
    /* Apartment AS - Mobile */
    .apartment-as-section {
        margin-top: 40px;
        padding: 40px 20px;
        border-radius: 16px;
    }
    
    .as-badge {
        padding: 10px 20px;
        font-size: 0.85rem;
    }
    
    .as-title {
        font-size: 1.4rem;
        margin-bottom: 16px;
    }
    
    .as-title br {
        display: none;
    }
    
    .as-subtitle {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    .as-subtitle br {
        display: none;
    }
    
    .brands-showcase {
        margin-bottom: 40px;
    }
    
    .brands-label {
        margin-bottom: 16px;
    }
    
    .brands-label i {
        font-size: 1.1rem;
    }
    
    .brands-label span {
        font-size: 0.95rem;
    }
    
    .brands-overlay {
        padding: 16px;
    }
    
    .brands-overlay p {
        font-size: 0.85rem;
    }
    
    .as-credentials {
        grid-template-columns: 1fr;
        gap: 16px;
        margin-bottom: 30px;
    }
    
    .credential-card {
        padding: 24px 20px;
    }
    
    .credential-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 16px;
    }
    
    .credential-icon i {
        font-size: 1.5rem;
    }
    
    .credential-content h4 {
        font-size: 1.1rem;
        margin-bottom: 8px;
    }
    
    .credential-content p {
        font-size: 0.9rem;
    }
    
    .as-trust-message {
        flex-direction: column;
        padding: 20px 24px;
        gap: 12px;
        text-align: center;
    }
    
    .as-trust-message i {
        font-size: 1.5rem;
    }
    
    .as-trust-message p {
        font-size: 0.95rem;
    }
    
    /* Reviews */
    .reviews-section {
        padding: 60px 0;
    }
    
    .reviews-slider::before,
    .reviews-slider::after {
        width: 80px;
    }
    
    .review-card {
        min-width: 340px;
        max-width: 340px;
        padding: 32px 28px;
        border-radius: 16px;
    }
    
    .reviewer-avatar {
        width: 64px;
        height: 64px;
    }
    
    .reviewer-avatar svg {
        width: 56px;
        height: 56px;
    }
    
    .reviewer-info h4 {
        font-size: 1.125rem;
    }
    
    .reviewer-info p {
        font-size: 0.875rem;
    }
    
    .review-stars i {
        font-size: 1rem;
    }
    
    .review-text {
        font-size: 0.9375rem;
        min-height: 80px;
        line-height: 1.65;
    }
    
    .review-text::before,
    .review-text::after {
        font-size: 2.5rem;
    }
    
    /* FAQ */
    .faq-section {
        padding: 60px 0;
    }
    
    .faq-question {
        padding: 20px 20px;
        font-size: 1rem;
    }
    
    .faq-answer p {
        padding: 0 20px 20px;
        font-size: 0.95rem;
    }
    
    /* Contact */
    .contact-section {
        padding: 60px 0;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contact-form-wrapper {
        padding: 30px 20px;
    }
    
    .contact-card {
        padding: 24px 20px;
    }
    
    /* Footer */
    .footer {
        padding: 40px 0 0;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
        padding-bottom: 30px;
    }
    
    .company-basic {
        flex-direction: column;
        gap: 8px;
    }
    
    .company-addresses {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
        padding: 20px 0;
    }
    
    .footer-bottom-links {
        flex-direction: column;
        gap: 10px;
    }
    
    /* Floating */
    .floating-cta {
        bottom: 20px;
        right: 20px;
    }
    
    .floating-btn {
        padding: 14px 20px;
        font-size: 1rem;
    }
    
    .scroll-top {
        bottom: 90px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    /* 초소형 모바일 */
    .hero-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .trust-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-badge {
        font-size: 0.85rem;
        padding: 8px 16px;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    .floating-btn span {
        display: none;
    }
    
    .floating-btn {
        width: 56px;
        height: 56px;
        padding: 0;
        justify-content: center;
        border-radius: 50%;
    }
    
    .floating-btn i {
        margin: 0;
    }
}
    
    .pricing-table td::before {
        content: attr(data-label);
        font-weight: 700;
        color: var(--dark);
    }
    
    .pricing-info-boxes {
        grid-template-columns: 1fr;
    }
    
    /* Process */
    .process-timeline {
        grid-template-columns: 1fr;
    }
    
    /* Why */
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    /* Floating */
    .floating-cta {
        bottom: 20px;
        right: 20px;
    }
    
    .scroll-top {
        bottom: 90px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .trust-grid {
        grid-template-columns: 1fr;
    }
    
    .floating-btn span {
        display: none;
    }
    
    .floating-btn {
        width: 60px;
        height: 60px;
        padding: 0;
        justify-content: center;
    }
}