/* 다크 모드 스타일 */
:root {
    --bg-color: #121212;
    --text-color: #e0e0e0;
    --secondary-bg: #1e1e1e;
    --border-color: #333;
    --accent-color: #3498db;
    --card-bg: #252525;
    --header-bg: #1a1a1a;
    --footer-bg: #1a1a1a;
    --hover-color: #3498db;
    --section-bg: #1e1e1e;
    --light-text: #ccc;
    --dark-text: #e0e0e0;
    --muted-text: #aaa;
    --table-row-bg: #222;
    --table-alt-row-bg: #2a2a2a;
    --btn-primary-bg: #3498db;
    --btn-primary-color: #fff;
    --btn-outline-border: #3498db;
    --btn-outline-color: #3498db;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --icon-bg: rgba(255, 255, 255, 0.05);
    --input-bg: #2a2a2a;
    --input-text: #e0e0e0;
    --input-border: #444;
}

body.dark-mode {
    background-color: var(--bg-color);
    color: var(--text-color);
}

/* 헤더 스타일 */
body.dark-mode header {
    background-color: var(--header-bg);
    border-bottom: 3px solid var(--accent-color);
}

body.dark-mode header nav ul li a {
    color: var(--text-color);
}

body.dark-mode header nav ul li a:hover,
body.dark-mode header nav ul li a.active {
    color: var(--accent-color);
}

/* 메인 배너 */
body.dark-mode .main-banner {
    background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('images/banner-bg.jpg') no-repeat center center/cover;
}

/* 버튼 스타일 */
body.dark-mode .btn-primary {
    background-color: var(--btn-primary-bg);
    color: var(--btn-primary-color);
}

body.dark-mode .btn-primary:hover {
    background-color: #2980b9;
}

body.dark-mode .btn-outline {
    border: 2px solid var(--btn-outline-border);
    color: var(--btn-outline-color);
}

body.dark-mode .btn-outline:hover {
    background-color: var(--btn-outline-border);
    color: #fff;
}

body.dark-mode .btn-secondary {
    background-color: var(--btn-primary-bg);
    color: var(--btn-primary-color);
}

body.dark-mode .btn-secondary:hover {
    background-color: #2980b9;
}

/* 섹션 스타일 */
body.dark-mode .features {
    background-color: var(--bg-color);
}

body.dark-mode .popular-products {
    background-color: var(--section-bg);
}

body.dark-mode .testimonials {
    background-color: var(--section-bg);
}

body.dark-mode .section-title {
    color: var(--text-color);
}

body.dark-mode .section-title::after {
    background-color: var(--accent-color);
}

/* 카드 스타일 */
body.dark-mode .feature-item {
    background-color: var(--card-bg);
    color: var(--text-color);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

body.dark-mode .feature-icon {
    background-color: rgba(52, 152, 219, 0.2);
    color: var(--accent-color);
}

body.dark-mode .feature-item h3 {
    color: var(--text-color);
}

body.dark-mode .feature-item p {
    color: var(--muted-text);
}

body.dark-mode .product-card {
    background-color: var(--card-bg);
    box-shadow: 0 5px 15px var(--shadow-color);
}

body.dark-mode .product-info h3 {
    color: var(--text-color);
}

body.dark-mode .category {
    color: var(--muted-text);
}

body.dark-mode .price {
    color: var(--accent-color);
}

body.dark-mode .testimonial-item {
    background-color: var(--card-bg);
    box-shadow: 0 5px 15px var(--shadow-color);
}

body.dark-mode .testimonial-content p {
    color: var(--text-color);
}

body.dark-mode .testimonial-author h4 {
    color: var(--text-color);
}

body.dark-mode .testimonial-author p {
    color: var(--muted-text);
}

/* CTA 섹션 */
body.dark-mode .cta-section {
    background: linear-gradient(rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.9)), url('images/cta-bg.jpg') no-repeat center center/cover;
}

body.dark-mode .cta-content h2,
body.dark-mode .cta-content p {
    color: var(--text-color);
}

/* 전문 기능 영역 */
body.dark-mode .specialties {
    background-color: #2a2a2a; /* 다크 모드에서 진한 회색 배경 */
}

body.dark-mode .specialty-icon {
    background-color: rgba(52, 152, 219, 0.2);
}

body.dark-mode .specialty-content h3 {
    color: white; /* 다크 모드에서 섹션 소제목 흰색으로 변경 */
}

body.dark-mode .specialty-content p {
    color: var(--muted-text);
}

body.dark-mode .specialties .section-title {
    color: white; /* 다크 모드에서 섹션 타이틀도 흰색으로 변경 */
}

/* 제품 상세 페이지 스타일 */
body.dark-mode .product-category {
    background-color: rgba(52, 152, 219, 0.2);
    color: var(--accent-color);
}

body.dark-mode .product-title {
    color: var(--text-color);
}

body.dark-mode .product-description {
    color: var(--muted-text);
}

body.dark-mode .specs-title {
    color: var(--text-color);
}

body.dark-mode .rental-title {
    color: white;
}

body.dark-mode .rental-options {
    background-color: var(--secondary-bg);
}

body.dark-mode .period-option {
    border: 1px solid var(--border-color);
    background-color: var(--card-bg);
}

body.dark-mode .period-option:hover, 
body.dark-mode .period-option.active {
    border-color: var(--accent-color);
    background-color: rgba(52, 152, 219, 0.2);
}

body.dark-mode .period-option h4 {
    color: var(--text-color);
}

body.dark-mode .period-option p {
    color: var(--accent-color);
}

body.dark-mode .counter button {
    background-color: var(--secondary-bg);
    color: var(--text-color);
}

body.dark-mode .counter input {
    background-color: var(--input-bg);
    color: var(--input-text);
    border: 1px solid var(--input-border);
}

body.dark-mode .tabs {
    border-bottom: 1px solid var(--border-color);
}

body.dark-mode .tab-btn {
    color: var(--muted-text);
}

body.dark-mode .tab-btn:hover, 
body.dark-mode .tab-btn.active {
    color: var(--accent-color);
}

body.dark-mode .tab-content h3 {
    color: var(--text-color);
}

body.dark-mode .feature-list li {
    color: var(--muted-text);
}

body.dark-mode .spec-table th, 
body.dark-mode .spec-table td {
    border-bottom: 1px solid var(--border-color);
}

body.dark-mode .spec-table th {
    color: var(--light-text);
}

body.dark-mode .spec-table td {
    color: var(--muted-text);
}

/* 페이지 헤더 */
body.dark-mode .page-header {
    background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('images/page-header-bg.jpg') no-repeat center center/cover;
}

/* 폼 요소 */
body.dark-mode input[type="text"],
body.dark-mode input[type="email"],
body.dark-mode input[type="password"],
body.dark-mode input[type="number"],
body.dark-mode input[type="tel"],
body.dark-mode input[type="date"],
body.dark-mode select,
body.dark-mode textarea {
    background-color: var(--input-bg);
    color: var(--input-text);
    border: 1px solid var(--input-border);
}

body.dark-mode input[type="text"]:focus,
body.dark-mode input[type="email"]:focus,
body.dark-mode input[type="password"]:focus,
body.dark-mode input[type="number"]:focus,
body.dark-mode input[type="tel"]:focus,
body.dark-mode input[type="date"]:focus,
body.dark-mode select:focus,
body.dark-mode textarea:focus {
    border-color: var(--accent-color);
    outline: none;
}

body.dark-mode label {
    color: var(--text-color);
}

/* 푸터 스타일 */
body.dark-mode footer {
    background-color: var(--footer-bg);
}

body.dark-mode .footer-links ul li a {
    color: var(--muted-text);
}

body.dark-mode .footer-links ul li a:hover {
    color: var(--accent-color);
}

body.dark-mode .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

body.dark-mode .social-icons a {
    background-color: var(--icon-bg);
}

body.dark-mode .social-icons a:hover {
    background-color: var(--accent-color);
}

/* 토글 스위치 스타일 */
.theme-switch-wrapper {
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
    margin: 0 5px;
}

.theme-switch-item {
    display: flex;
    align-items: center;
    margin-left: 0;
}

.theme-switch {
    display: inline-block;
    height: 20px;
    position: relative;
    width: 40px;
}

.theme-switch input {
    display: none;
}

.slider {
    background-color: #ccc;
    bottom: 0;
    cursor: pointer;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    background-color: white;
    bottom: 3px;
    content: "";
    height: 14px;
    left: 3px;
    position: absolute;
    transition: .4s;
    width: 14px;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: #3498db;
}

input:checked + .slider:before {
    transform: translateX(20px);
}

.theme-icon {
    margin-right: 5px;
    font-size: 14px;
    color: #f1c40f;
    transition: color 0.3s;
}

/* 애니메이션 효과 */
body.dark-mode .product-card,
body.dark-mode .feature-item,
body.dark-mode .testimonial-item {
    transition: transform 0.3s, box-shadow 0.3s;
}

@media (max-width: 768px) {
    .theme-switch-wrapper {
        margin: 0;
        justify-content: center;
    }
    
    .theme-icon {
        margin-right: 8px;
    }
}