/* 기본 스타일 리셋 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 기본 폰트 및 색상 설정 */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #f59e0b;
    --accent-color: #10b981;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-accent: #f3f4f6;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
}

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

/* 헤더 스타일 */
.header {
    background: var(--bg-primary);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo h1 {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-color);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: 0.3s;
}

/* 히어로 섹션 */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.8) 0%, rgba(118, 75, 162, 0.8) 100%);
    z-index: 2;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 3;
}

.hero-content {
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.highlight {
    color: var(--secondary-color);
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-item h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 0.9rem;
    opacity: 0.8;
}

.cta-button {
    background: var(--secondary-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.cta-button:hover {
    background: #d97706;
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* 히어로 이미지 영역 */
.hero-image {
    position: relative;
    height: 400px;
}

.floating-card {
    position: absolute;
    background: white;
    color: var(--text-primary);
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.card-1 {
    top: 20px;
    right: 50px;
    animation-delay: 0s;
}

.card-2 {
    top: 120px;
    right: 20px;
    animation-delay: 2s;
}

.card-3 {
    top: 220px;
    right: 80px;
    animation-delay: 4s;
}

.card-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.card-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* 섹션 공통 스타일 */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* 쿠폰 섹션 */
.coupons-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.coupon-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: white;
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.coupons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.coupon-card {
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.coupon-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.coupon-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.coupon-card:hover .coupon-img {
    transform: scale(1.05);
}

.coupon-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.coupon-header {
    background: var(--primary-color);
    color: white;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.coupon-type {
    font-weight: 600;
    font-size: 0.9rem;
}

/* 카테고리별 배경색 */
.category-new { background-color: #3b82f6; }
.category-app { background-color: #8b5cf6; }
.category-tour { background-color: #f59e0b; }
.category-hotel { background-color: #10b981; }
.category-flight { background-color: #ef4444; }
.category-partner { background-color: #6366f1; }
.category-package { background-color: #f97316; }

.coupon-expiry {
    font-size: 0.8rem;
    opacity: 0.9;
}

.coupon-content {
    padding: 1.5rem;
}

.coupon-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.discount-amount {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.coupon-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.coupon-code {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-accent);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.coupon-code span {
    font-weight: 600;
    color: var(--text-primary);
}

.copy-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.3s ease;
}

.copy-btn:hover {
    background: var(--primary-dark);
}

.use-coupon-btn {
    display: block;
    width: 100%;
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease;
    text-decoration: none;
    text-align: center;
}

.use-coupon-btn:hover {
    background: #059669;
    color: white;
    text-decoration: none;
}

/* 사용 이유 섹션 */
.why-use-section {
    padding: 80px 0;
    background: white;
}

.why-use-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.reason-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    border-top: 4px solid;
    transition: all 0.3s ease;
    overflow: hidden;
}

.reason-image {
    width: 100%;
    height: 200px;
    margin-bottom: 1.5rem;
    border-radius: 10px;
    overflow: hidden;
}

.card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.reason-card:hover .card-image {
    transform: scale(1.05);
}

.reason-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.reason-card h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.reason-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.border-blue { border-top-color: var(--primary-color); }
.border-green { border-top-color: var(--accent-color); }
.border-purple { border-top-color: #8b5cf6; }
.border-red { border-top-color: #ef4444; }
.border-orange { border-top-color: #f97316; }

/* 고통/해결책 섹션 */
.pain-solution-section {
    padding: 80px 0;
    background: white;
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
    .comparison-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.before-state {
    background: #fef2f2;
    border: 2px solid #fca5a5;
    border-radius: 15px;
    padding: 2rem;
}

.after-state {
    background: #ecfdf5;
    border: 2px solid #6ee7b7;
    border-radius: 15px;
    padding: 2rem;
}

.state-title {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-align: center;
}

.state-title.red-text {
    color: #dc2626;
}

.state-title.green-text {
    color: #059669;
}

.state-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.state-icon {
    font-size: 1.5rem;
    margin-right: 1rem;
    flex-shrink: 0;
    line-height: 1;
}

.state-item p {
    color: var(--text-primary);
    line-height: 1.6;
    margin: 0;
}

/* 안전 보장 시스템 섹션 */
.guarantee-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.guarantee-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .guarantee-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.guarantee-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    border-top: 4px solid;
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
}

.guarantee-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.guarantee-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.guarantee-card h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 1rem 0 1rem 0;
    color: var(--text-primary);
}

.guarantee-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* 통계 섹션 */
.stats-section {
    padding: 80px 0;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.stats-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.stats-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.1;
}

.stats-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    z-index: 2;
}

.stats-section .container {
    position: relative;
    z-index: 3;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
    text-align: center;
}

.stat-value {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.text-blue { color: var(--primary-color); }
.text-yellow { color: var(--secondary-color); }
.text-green { color: var(--accent-color); }

/* 차트 섹션 */
.chart-section {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.chart-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-primary);
    text-align: center;
}

.bar-container {
    margin-bottom: 1.5rem;
}

.bar-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.bar-label {
    color: var(--text-primary);
}

.bar-percentage {
    font-weight: 600;
}

.bar-bg {
    width: 100%;
    background: var(--bg-accent);
    border-radius: 10px;
    height: 12px;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    border-radius: 10px;
    transition: width 1s ease;
}

.fill-purple { background: #8b5cf6; }
.fill-green { background: var(--accent-color); }
.fill-red { background: #ef4444; }
.fill-orange { background: #f97316; }

/* 검색 필터 영역 */
.search-filter-area {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.search-filter-area input {
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.search-filter-area input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

@media (min-width: 768px) {
    .search-filter-area {
        flex-direction: row;
        align-items: center;
    }
    
    .search-filter-area input {
        flex: 1;
    }
}

/* FAQ 섹션 */
.faq-section {
    padding: 80px 0;
    background: white;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    margin-bottom: 1rem;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.faq-toggle {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    text-align: left;
    color: var(--text-primary);
    border: none;
    background: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.faq-toggle:hover {
    background: var(--bg-secondary);
}

.arrow-icon {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-content.open {
    max-height: 500px;
    padding: 0 1.5rem 1.5rem;
    background: var(--bg-secondary);
}

.faq-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.rotate-180 {
    transform: rotate(180deg);
}

/* 대시보드 섹션 */
.dashboard-section {
    padding: 80px 0;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.dashboard-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.dashboard-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.1;
}

.dashboard-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    z-index: 2;
}

.dashboard-section .container {
    position: relative;
    z-index: 3;
}

.dashboard-overview {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
}

.dashboard-overview h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    text-align: center;
}

.stats-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: var(--bg-accent);
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s ease;
}

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

.stat-card h4 {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.trend-analysis {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
}

.trend-analysis h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-align: center;
}

.trend-analysis p {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.trend-chart {
    height: 300px;
    display: flex;
    align-items: end;
    justify-content: space-between;
    padding: 1rem 0;
}

.chart-bars {
    display: flex;
    align-items: end;
    justify-content: space-between;
    width: 100%;
    height: 100%;
    gap: 0.5rem;
}

.chart-bar {
    background: linear-gradient(to top, var(--primary-color), #60a5fa);
    border-radius: 4px 4px 0 0;
    position: relative;
    min-width: 30px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.chart-bar:hover {
    background: linear-gradient(to top, var(--primary-dark), var(--primary-color));
    transform: scale(1.05);
}

.bar-label {
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.bar-value {
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-color);
}

.preference-analysis {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.preference-analysis h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-align: center;
}

.preference-analysis p {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.preference-chart {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.preference-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.preference-bar {
    flex: 1;
    height: 20px;
    background: var(--bg-accent);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.preference-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), #60a5fa);
    border-radius: 10px;
    transition: width 1s ease;
}

.preference-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-width: 150px;
}

.preference-label {
    font-weight: 500;
    color: var(--text-primary);
}

.preference-percentage {
    font-weight: 600;
    color: var(--primary-color);
}

/* 카테고리 섹션 */
.categories-section {
    padding: 80px 0;
    background: white;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.category-card {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.category-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.category-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.category-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.category-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.coupon-count {
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
}

/* 소개 섹션 */
.about-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.feature-item h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.feature-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 3rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.image-placeholder h4 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.image-placeholder p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* 푸터 */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-section p {
    color: #d1d5db;
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 1rem;
    text-align: center;
}

.footer-bottom p {
    color: #9ca3af;
    font-size: 0.9rem;
}

.disclaimer {
    font-size: 0.75rem !important;
    color: #6b7280 !important;
    margin-top: 0.5rem;
    line-height: 1.4;
}

/* 모바일 반응형 디자인 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 1.5rem;
    }
    
    .hero-image {
        height: 300px;
    }
    
    .floating-card {
        position: relative;
        margin: 1rem auto;
        right: auto !important;
        top: auto !important;
    }
    
    .card-1, .card-2, .card-3 {
        position: relative;
        margin: 1rem auto;
        right: auto;
        top: auto;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .coupons-grid {
        grid-template-columns: 1fr;
    }
    
    .coupon-filters {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .categories-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .stat-item h3 {
        font-size: 1.5rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .coupon-card {
        margin: 0 10px;
    }
    
    .coupon-content {
        padding: 1rem;
    }
    
    .coupon-content h3 {
        font-size: 1.1rem;
    }
    
    .discount-amount {
        font-size: 1.5rem;
    }
    
    .category-card {
        padding: 1.5rem;
    }
    
    .category-icon {
        font-size: 2.5rem;
    }
    
    .about-text h2 {
        font-size: 2rem;
    }
}

/* 접근성 개선 */
@media (prefers-reduced-motion: reduce) {
    .floating-card {
        animation: none;
    }
    
    .coupon-card:hover,
    .category-card:hover {
        transform: none;
    }
}

/* 포커스 스타일 */
button:focus,
.nav-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 스크롤바 스타일 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}