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

body {
    font-family: 'Malgun Gothic', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #f5f5f5;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 50%, #1a1a1a 100%);
    margin: 0;
    padding-top: 80px;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 20%, rgba(255, 215, 0, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 215, 0, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 40% 70%, rgba(184, 134, 11, 0.1) 0%, transparent 30%);
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    border-left: 1px solid rgba(255, 215, 0, 0.2);
    border-right: 1px solid rgba(255, 215, 0, 0.2);
    box-shadow: 0 0 50px rgba(255, 215, 0, 0.1);
}

/* 네비게이션 바 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.95) 0%, rgba(26, 26, 26, 0.95) 100%);
    backdrop-filter: blur(15px);
    border-bottom: 2px solid rgba(255, 215, 0, 0.3);
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.8), 0 0 20px rgba(255, 215, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 30px;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 1.5em;
    font-weight: 900;
    color: #FFD700;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

.logo-icon {
    margin-right: 8px;
    font-size: 1.2em;
    filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.8));
}

/* 검색 섹션 */
.search-section {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.9) 0%, rgba(26, 26, 26, 0.9) 100%);
    border-bottom: 2px solid rgba(255, 215, 0, 0.2);
    padding: 30px 0;
    position: sticky;
    top: 80px;
    z-index: 999;
    backdrop-filter: blur(10px);
}

.search-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 30px;
}

.search-box {
    position: relative;
    margin-bottom: 20px;
}

.search-box input {
    width: 100%;
    padding: 18px 60px 18px 25px;
    border: 2px solid rgba(255, 215, 0, 0.3);
    border-radius: 50px;
    font-size: 1.1em;
    outline: none;
    transition: all 0.3s ease;
    background: rgba(0, 0, 0, 0.7);
    color: #FFD700;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 215, 0, 0.1);
}

.search-box input::placeholder {
    color: rgba(255, 215, 0, 0.6);
}

.search-box input:focus {
    border-color: #FFD700;
    box-shadow: 
        inset 0 2px 10px rgba(0, 0, 0, 0.5), 
        0 0 30px rgba(255, 215, 0, 0.3),
        0 0 0 3px rgba(255, 215, 0, 0.1);
    transform: translateY(-2px);
}

.search-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: linear-gradient(135deg, #FFD700, #B8860B);
    border: none;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #000;
    font-size: 1.1em;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.search-btn:hover {
    background: linear-gradient(135deg, #FFF700, #FFD700);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.95) 0%, rgba(26, 26, 26, 0.95) 100%);
    border-radius: 15px;
    border: 1px solid rgba(255, 215, 0, 0.3);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.8), 0 0 30px rgba(255, 215, 0, 0.1);
    max-height: 400px;
    overflow-y: auto;
    z-index: 1001;
    display: none;
    margin-top: 10px;
}

.search-result-item {
    padding: 18px 25px;
    border-bottom: 1px solid rgba(255, 215, 0, 0.1);
    cursor: pointer;
    transition: all 0.3s ease;
    color: #f5f5f5;
}

.search-result-item:hover {
    background: rgba(255, 215, 0, 0.1);
    transform: translateX(5px);
}

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

.search-highlight {
    background: rgba(255, 215, 0, 0.3);
    color: #FFD700;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: bold;
}

/* 인기검색어 */
.popular-searches {
    margin-top: 15px;
    padding: 20px 25px;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(184, 134, 11, 0.1) 100%);
    border-radius: 20px;
    border: 1px solid rgba(255, 215, 0, 0.2);
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.3);
}

.popular-searches-title {
    font-size: 1em;
    color: #FFD700;
    font-weight: bold;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.fire-icon {
    margin-right: 8px;
    filter: drop-shadow(0 0 5px rgba(255, 69, 0, 0.8));
}

.popular-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.popular-tag {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.2), rgba(184, 134, 11, 0.2));
    color: #FFD700;
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 0.9em;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 215, 0, 0.3);
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.popular-tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.2), transparent);
    transition: left 0.5s;
}

.popular-tag:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.3), rgba(184, 134, 11, 0.3));
    color: #FFF700;
    border-color: #FFD700;
}

.popular-tag:hover::before {
    left: 100%;
}

.popular-tag:active {
    transform: translateY(-1px) scale(1.02);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 25px;
}

.nav-link {
    text-decoration: none;
    color: rgba(255, 215, 0, 0.8);
    font-weight: 600;
    padding: 10px 18px;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
    border: 1px solid transparent;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.nav-link::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 25px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.3), rgba(184, 134, 11, 0.3));
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: xor;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-link:hover {
    color: #FFD700;
    background: rgba(255, 215, 0, 0.1);
    transform: translateY(-2px);
    text-shadow: 0 0 15px rgba(255, 215, 0, 0.6);
}

.nav-link:hover::before {
    opacity: 1;
}

.nav-link.active {
    color: #000;
    background: linear-gradient(135deg, #FFD700, #B8860B);
    border-color: #FFD700;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
    text-shadow: none;
}

.nav-cta {
    background: linear-gradient(135deg, #FFD700, #FF6B35);
    color: #000 !important;
    padding: 12px 24px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
    text-shadow: none;
    border: 1px solid rgba(255, 215, 0, 0.5);
}

.nav-cta:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.5);
    background: linear-gradient(135deg, #FFF700, #FF8C42);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #667eea;
    margin: 2px 0;
    transition: 0.3s;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* 탭 콘텐츠 */
.tab-content {
    position: relative;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.tab-pane.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 히어로 섹션 */
.hero {
    background: 
        linear-gradient(135deg, rgba(0, 0, 0, 0.8) 0%, rgba(26, 26, 26, 0.7) 50%, rgba(0, 0, 0, 0.8) 100%),
        url('https://chatgin.com/theme/skincare1008-res/index/main_banner/main_banner01.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: #FFD700;
    padding: 150px 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-bottom: 2px solid rgba(255, 215, 0, 0.2);
    min-height: 100vh;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle, rgba(255, 215, 0, 0.15) 1px, transparent 1px),
        radial-gradient(circle at 25% 25%, rgba(255, 215, 0, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(184, 134, 11, 0.08) 0%, transparent 50%);
    background-size: 60px 60px, 200px 200px, 180px 180px;
    animation: float 20s infinite linear;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, transparent 20%, rgba(255, 215, 0, 0.05) 50%, transparent 80%),
        linear-gradient(-45deg, transparent 20%, rgba(255, 215, 0, 0.03) 50%, transparent 80%),
        linear-gradient(135deg, rgba(0, 0, 0, 0.6) 0%, transparent 40%, rgba(0, 0, 0, 0.4) 100%);
    pointer-events: none;
}

@keyframes float {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* 골드 파티클 효과 */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 25%, rgba(255, 215, 0, 0.4) 2px, transparent 2px),
        radial-gradient(circle at 85% 15%, rgba(255, 215, 0, 0.3) 1px, transparent 1px),
        radial-gradient(circle at 25% 75%, rgba(184, 134, 11, 0.4) 3px, transparent 3px),
        radial-gradient(circle at 75% 85%, rgba(255, 215, 0, 0.2) 1px, transparent 1px),
        radial-gradient(circle at 45% 35%, rgba(255, 215, 0, 0.5) 2px, transparent 2px),
        radial-gradient(circle at 65% 65%, rgba(184, 134, 11, 0.3) 1px, transparent 1px);
    background-size: 200px 200px, 300px 300px, 180px 180px, 250px 250px, 150px 150px, 220px 220px;
    animation: goldParticles 25s infinite linear;
    z-index: 1;
}

@keyframes goldParticles {
    0% { 
        transform: translate(0, 0) rotate(0deg);
        opacity: 0.7;
    }
    25% { 
        transform: translate(-20px, -30px) rotate(90deg);
        opacity: 1;
    }
    50% { 
        transform: translate(30px, -20px) rotate(180deg);
        opacity: 0.8;
    }
    75% { 
        transform: translate(-10px, 40px) rotate(270deg);
        opacity: 0.9;
    }
    100% { 
        transform: translate(0, 0) rotate(360deg);
        opacity: 0.7;
    }
}

.hero-content {
    position: relative;
    z-index: 3;
}

.hero-title {
    font-size: 4em;
    font-weight: 900;
    margin-bottom: 30px;
    text-shadow: 0 0 30px rgba(255, 215, 0, 0.8), 2px 2px 8px rgba(0,0,0,0.9);
    background: linear-gradient(135deg, #FFD700, #FFF700, #FFD700);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: slideUp 1s ease-out, goldShimmer 3s ease-in-out infinite;
}

.hero-subtitle {
    font-size: 2em;
    margin-bottom: 20px;
    animation: slideUp 1s ease-out 0.3s both;
    color: #f5f5f5;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
}

.hero-desc {
    font-size: 1.3em;
    margin-bottom: 50px;
    opacity: 0.9;
    animation: slideUp 1s ease-out 0.6s both;
    color: rgba(255, 215, 0, 0.8);
    text-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes goldShimmer {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #FFD700, #B8860B, #FFD700);
    background-size: 200% 200%;
    color: #000;
    padding: 25px 60px;
    border-radius: 50px;
    font-size: 1.4em;
    font-weight: bold;
    text-decoration: none;
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.4);
    transition: all 0.4s ease;
    animation: pulse 3s infinite, goldFlow 4s ease-in-out infinite;
    border: 2px solid rgba(255, 215, 0, 0.5);
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s;
}

.cta-button:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 25px 60px rgba(255, 215, 0, 0.6);
    background: linear-gradient(135deg, #FFF700, #FFD700, #FFF700);
}

.cta-button:hover::before {
    left: 100%;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

@keyframes goldFlow {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* 섹션 공통 스타일 */
.section {
    padding: 80px 30px;
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 3.2em;
    font-weight: 900;
    color: #FFD700;
    margin-bottom: 20px;
    text-shadow: 0 0 30px rgba(255, 215, 0, 0.4);
    background: linear-gradient(135deg, #FFD700, #FFF700, #FFD700);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: goldShimmer 4s ease-in-out infinite;
}

.section-subtitle {
    text-align: center;
    font-size: 1.4em;
    color: rgba(255, 215, 0, 0.7);
    margin-bottom: 60px;
    text-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
}

/* 통계 섹션 */
.stats {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.8) 0%, rgba(26, 26, 26, 0.8) 100%);
    border-top: 2px solid rgba(255, 215, 0, 0.2);
    border-bottom: 2px solid rgba(255, 215, 0, 0.2);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.stat-card {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(184, 134, 11, 0.1) 100%);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 15px 35px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255, 215, 0, 0.2);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 215, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 215, 0, 0.05) 50%, transparent 70%);
    pointer-events: none;
}

.stat-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 25px 50px rgba(255, 215, 0, 0.3), inset 0 1px 0 rgba(255, 215, 0, 0.4);
    border-color: #FFD700;
}

.stat-icon {
    font-size: 3.5em;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.6));
}

.stat-number {
    font-size: 2.8em;
    font-weight: 900;
    color: #FFD700;
    margin-bottom: 10px;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

.stat-label {
    font-size: 1.3em;
    color: rgba(255, 215, 0, 0.8);
    font-weight: 600;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

/* 후기 섹션 */
.testimonials {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.9) 0%, rgba(26, 26, 26, 0.9) 100%);
    border-top: 2px solid rgba(255, 215, 0, 0.2);
    border-bottom: 2px solid rgba(255, 215, 0, 0.2);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial {
    background: linear-gradient(145deg, rgba(255, 215, 0, 0.1), rgba(184, 134, 11, 0.1));
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255, 215, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    border: 1px solid rgba(255, 215, 0, 0.3);
}

.testimonial:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 25px 50px rgba(255, 215, 0, 0.3), inset 0 1px 0 rgba(255, 215, 0, 0.4);
    border-color: #FFD700;
}

.testimonial::before {
    content: '"';
    font-size: 4em;
    color: rgba(255, 215, 0, 0.4);
    opacity: 0.6;
    position: absolute;
    top: -10px;
    left: 20px;
    text-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
}

.testimonial-platform {
    background: linear-gradient(135deg, #FFD700, #B8860B);
    color: #000;
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: bold;
    display: inline-block;
    margin-bottom: 20px;
    font-size: 0.9em;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
    text-shadow: none;
}

.testimonial-content {
    font-size: 1.1em;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #f5f5f5;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.1);
}

.testimonial-author {
    font-weight: bold;
    color: #FFD700;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

/* 가격 섹션 */
.pricing {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.pricing-alert {
    background: rgba(255,255,255,0.2);
    padding: 25px;
    border-radius: 15px;
    margin-bottom: 50px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
    font-size: 1.1em;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.price-card {
    background: rgba(255,255,255,0.15);
    border-radius: 25px;
    padding: 40px;
    text-align: center;
    backdrop-filter: blur(15px);
    border: 2px solid rgba(255,255,255,0.2);
    transition: all 0.3s ease;
    position: relative;
}

.price-card:hover {
    transform: translateY(-10px) scale(1.02);
}

.price-card.featured {
    border-color: #ffd700;
    background: rgba(255,215,0,0.2);
    transform: scale(1.05);
}

.price-card.featured::before {
    content: '🏆 인기';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #ffd700;
    color: #333;
    padding: 8px 20px;
    border-radius: 15px;
    font-weight: bold;
}

.price-name {
    font-size: 1.8em;
    font-weight: bold;
    margin-bottom: 15px;
}

.price-amount {
    font-size: 3em;
    font-weight: 900;
    margin-bottom: 10px;
}

.price-original {
    text-decoration: line-through;
    opacity: 0.7;
    margin-bottom: 20px;
}

.price-features {
    text-align: left;
    margin-bottom: 30px;
}

.price-features li {
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
}

.price-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4ecdc4;
    font-weight: bold;
}

.price-button {
    background: linear-gradient(135deg, #FFD700, #B8860B, #FFD700);
    background-size: 200% 200%;
    color: #000;
    padding: 18px 35px;
    border: 2px solid rgba(255, 215, 0, 0.5);
    border-radius: 50px;
    font-size: 1.2em;
    font-weight: bold;
    cursor: pointer;
    width: 100%;
    transition: all 0.4s ease;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
    position: relative;
    overflow: hidden;
    animation: goldFlow 4s ease-in-out infinite;
}

.price-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s;
}

.price-button:hover {
    background: linear-gradient(135deg, #FFF700, #FFD700, #FFF700);
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.6);
    border-color: #FFD700;
}

.price-button:hover::before {
    left: 100%;
}

/* 개별 상품 섹션 */
.individual-products {
    background: white;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.product-card {
    background: linear-gradient(145deg, #ffffff, #f0f0f3);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 45px rgba(0,0,0,0.15);
}

.product-icon {
    font-size: 3em;
    margin-bottom: 20px;
}

.product-name {
    font-size: 1.3em;
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 20px;
}

.product-price {
    font-size: 2em;
    font-weight: 900;
    color: #e74c3c;
    margin-bottom: 20px;
}

.product-price .original-price {
    font-size: 0.6em;
    text-decoration: line-through;
    color: #999;
    margin-left: 10px;
}

.product-features {
    text-align: left;
    font-size: 0.9em;
    line-height: 1.8;
}

.product-features p {
    margin-bottom: 8px;
    color: #555;
}

/* 전문 도구 섹션 */
.extra-tools {
    background: #f8f9fa;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.tool-card {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    text-align: center;
}

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

.tool-icon {
    font-size: 2.5em;
    margin-bottom: 15px;
}

.tool-name {
    font-size: 1.1em;
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 15px;
}

.tool-price {
    font-size: 1.5em;
    font-weight: bold;
    color: #e74c3c;
    margin-bottom: 15px;
}

.tool-original {
    font-size: 0.8em;
    text-decoration: line-through;
    color: #999;
    margin-left: 10px;
}

.tool-desc {
    font-size: 0.9em;
    color: #666;
    line-height: 1.5;
}

.bulk-discount {
    margin-top: 50px;
    text-align: center;
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.bulk-discount h3 {
    font-size: 1.8em;
    color: #2c3e50;
    margin-bottom: 30px;
}

.discount-options {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.discount-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.discount-count {
    font-size: 1.2em;
    font-weight: bold;
    color: #667eea;
    margin-bottom: 10px;
}

.discount-price {
    font-size: 1.1em;
    color: #666;
}

.discount-price strong {
    color: #e74c3c;
    font-size: 1.3em;
}

/* 샘플 섹션 */
.samples {
    background: #f8f9fa;
}

.samples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.sample-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
}

.sample-card:hover {
    transform: translateY(-10px);
}

.sample-card.featured-new {
    border: 3px solid #ff6b6b;
    animation: glow 2s infinite alternate;
}

@keyframes glow {
    from { box-shadow: 0 15px 35px rgba(255, 107, 107, 0.2); }
    to { box-shadow: 0 15px 35px rgba(255, 107, 107, 0.4); }
}

.sample-platform {
    background: #667eea;
    color: white;
    padding: 15px 20px;
    font-weight: bold;
}

.sample-content {
    padding: 25px;
    position: relative;
}

.sample-title {
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 15px;
    line-height: 1.4;
}

.sample-desc {
    color: #666;
    font-size: 0.9em;
    margin-bottom: 15px;
    line-height: 1.5;
}

.sample-url {
    color: #667eea;
    text-decoration: none;
    font-size: 0.9em;
}

.new-badge {
    position: absolute;
    top: -10px;
    right: 15px;
    background: #ff6b6b;
    color: white;
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 0.8em;
    font-weight: bold;
}

.keyword-notice {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 107, 107, 0.1);
    padding: 30px;
    border-radius: 20px;
    margin: 40px 0;
    border: 2px solid #ff6b6b;
}

.notice-icon {
    font-size: 3em;
    margin-right: 20px;
}

.notice-text {
    font-size: 1.2em;
    color: #e74c3c;
    font-weight: bold;
}

.premium-info {
    text-align: center;
    background: linear-gradient(145deg, #667eea, #764ba2);
    color: white;
    padding: 40px;
    border-radius: 20px;
    margin-top: 40px;
}

.premium-title {
    font-size: 1.8em;
    font-weight: bold;
    margin-bottom: 20px;
}

.premium-info p {
    font-size: 1.1em;
    margin-bottom: 15px;
    opacity: 0.9;
}

/* 주의사항 섹션 */
.notice {
    background: #2c3e50;
    color: white;
}

.notice-content {
    max-width: 800px;
    margin: 0 auto;
}

.notice-item {
    background: rgba(255,255,255,0.1);
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 30px;
    border-left: 5px solid #e74c3c;
}

.notice-item h3 {
    color: #e74c3c;
    margin-bottom: 15px;
}

/* 특별 이벤트 섹션 */
.special-event {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
}

.event-banner {
    text-align: center;
    padding: 20px;
}

.event-title {
    font-size: 2.5em;
    font-weight: 900;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.event-subtitle {
    font-size: 1.3em;
    margin-bottom: 30px;
    opacity: 0.9;
}

.event-button {
    display: inline-block;
    background: white;
    color: #ff6b6b;
    padding: 20px 40px;
    border-radius: 50px;
    font-size: 1.2em;
    font-weight: bold;
    text-decoration: none;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.event-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

.event-desc {
    font-size: 1em;
    opacity: 0.8;
    line-height: 1.6;
}

/* 푸터 */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 30px;
    text-align: center;
}

.footer-company h3 {
    font-size: 2em;
    margin-bottom: 30px;
}

.company-info {
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.info-row {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 10px;
    font-size: 0.95em;
}

.label {
    font-weight: bold;
    color: #4ecdc4;
    min-width: 120px;
    text-align: left;
    margin-right: 10px;
}

.footer-contact {
    margin-bottom: 30px;
}

.footer-contact p {
    font-size: 1.1em;
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    font-size: 0.9em;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #4ecdc4;
    text-decoration: underline;
}

.footer-links span {
    color: #666;
}

.footer-copyright {
    border-top: 1px solid #333;
    padding-top: 30px;
    margin-top: 40px;
}

.footer a {
    color: #4ecdc4;
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

/* 반응형 */
@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }
    
    .nav-container {
        padding: 12px 20px;
    }
    
    .nav-logo {
        font-size: 1.3em;
    }
    
    .nav-search {
        display: none; /* 모바일에서는 검색창 숨김 */
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        transform: translateY(-100%);
        transition: transform 0.3s ease;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-title { font-size: 2.5em; }
    .hero-subtitle { font-size: 1.4em; }
    .section { padding: 60px 20px; }
    .section-title { font-size: 2.2em; }
    
    .stats-grid,
    .testimonials-grid,
    .pricing-grid,
    .samples-grid,
    .products-grid,
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .discount-options {
        gap: 20px;
    }
    
    .keyword-notice {
        flex-direction: column;
        text-align: center;
    }
    
    .notice-icon {
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    .event-title {
        font-size: 1.8em;
    }
    
    .event-button {
        padding: 15px 30px;
        font-size: 1em;
    }
    
    .bulk-discount {
        padding: 30px 20px;
    }
    
    .premium-info {
        padding: 30px 20px;
    }
    
    .info-row {
        flex-direction: column;
        text-align: center;
        margin-bottom: 15px;
    }
    
    .label {
        min-width: auto;
        margin-right: 0;
        margin-bottom: 5px;
    }
    
    .footer-links {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .popular-tags {
        justify-content: center;
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 스크롤 투 탑 버튼 */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #FFD700, #B8860B);
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.5em;
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
    border: 2px solid rgba(255, 215, 0, 0.5);
    color: #000;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    position: relative;
}

.scroll-to-top::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s;
}

.scroll-to-top:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.6);
    background: linear-gradient(135deg, #FFF700, #FFD700);
}

.scroll-to-top:hover::before {
    left: 100%;
}

/* 골드 테마 공통 요소들 */
.gold-accent {
    color: #FFD700;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.gold-bg {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1), rgba(184, 134, 11, 0.1));
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.premium-glow {
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.2);
}

/* 모바일 반응형 추가 */
@media (max-width: 768px) {
    .hero {
        background-attachment: scroll; /* 모바일에서는 fixed 대신 scroll 사용 */
        padding: 120px 20px;
        min-height: 80vh;
    }
    
    .hero::after {
        background: 
            linear-gradient(45deg, transparent 10%, rgba(255, 215, 0, 0.08) 50%, transparent 90%),
            linear-gradient(-45deg, transparent 10%, rgba(255, 215, 0, 0.05) 50%, transparent 90%),
            linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, transparent 30%, rgba(0, 0, 0, 0.6) 100%);
    }
    
    .scroll-to-top {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        font-size: 1.2em;
    }
    
    .hero-title {
        font-size: 2.8em;
        text-shadow: 0 0 25px rgba(255, 215, 0, 0.9), 2px 2px 6px rgba(0,0,0,0.9);
    }
    
    .hero-subtitle {
        font-size: 1.6em;
        text-shadow: 0 0 15px rgba(255, 215, 0, 0.6);
    }
    
    .hero-desc {
        font-size: 1.1em;
        text-shadow: 0 0 12px rgba(255, 215, 0, 0.4);
    }
    
    .section-title {
        font-size: 2.4em;
    }
    
    .search-box input {
        font-size: 1em;
        padding: 15px 50px 15px 20px;
    }
    
    .popular-tag {
        font-size: 0.8em;
        padding: 6px 12px;
    }
}