/* ======================
   Reset & Base Styles
   ====================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 13px;
    }
    
    .container {
        padding: 0 10px;
    }
}

/* ======================
   Header
   ====================== */
.header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    position: relative;
}

.logo a {
    font-size: clamp(1.2rem, 4vw, 1.5rem);
    font-weight: bold;
    color: #2563eb;
}

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

.nav-list a {
    font-weight: 500;
    color: #4b5563;
    transition: color 0.3s;
    white-space: nowrap;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: #333;
    transition: all 0.3s;
    border-radius: 3px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

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

/* Tablet and Mobile Navigation */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav {
        position: relative;
    }

    .nav-list {
        display: none;
        position: absolute;
        top: calc(100% + 1rem);
        right: 0;
        background-color: white;
        flex-direction: column;
        gap: 0;
        min-width: 200px;
        box-shadow: 0 4px 20px rgba(0,0,0,0.15);
        border-radius: 8px;
        overflow: hidden;
        padding: 0.5rem 0;
    }

    .nav-list.active {
        display: flex;
        animation: slideDown 0.3s ease-out;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .nav-list li {
        width: 100%;
    }

    .nav-list a {
        display: block;
        padding: 1rem 1.5rem;
        border-bottom: 1px solid #f3f4f6;
    }

    .nav-list li:last-child a {
        border-bottom: none;
    }

    .nav-list a:hover {
        background-color: #f0f9ff;
    }
}

/* ======================
   Main Content
   ====================== */
.main-content {
    min-height: calc(100vh - 200px);
}

/* ======================
   Main Banner
   ====================== */
.main-banner {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    padding: clamp(3rem, 10vw, 6rem) 0;
    text-align: center;
}

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

.banner-title {
    font-size: clamp(1.5rem, 5vw, 2.5rem);
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.3;
    word-break: keep-all;
}

.banner-subtitle {
    font-size: clamp(1rem, 3vw, 1.25rem);
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.5;
}

.banner-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: clamp(10px, 2vw, 12px) clamp(20px, 4vw, 30px);
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

.btn-primary {
    background-color: white;
    color: #2563eb;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background-color: white;
    color: #2563eb;
}

@media (max-width: 480px) {
    .banner-buttons {
        flex-direction: column;
        align-items: stretch;
        max-width: 300px;
        margin: 0 auto;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
}

/* ======================
   Features Section
   ====================== */
.features-section {
    padding: clamp(3rem, 8vw, 5rem) 0;
    background-color: white;
}

.section-title-center {
    text-align: center;
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: clamp(2rem, 5vw, 3rem);
    color: #1f2937;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
    gap: clamp(1rem, 3vw, 2rem);
}

.feature-card {
    text-align: center;
    padding: clamp(1.5rem, 3vw, 2rem);
    border-radius: 12px;
    background-color: #f8f9fa;
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.feature-icon {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: clamp(1.1rem, 3vw, 1.25rem);
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.feature-card p {
    color: #6b7280;
    font-size: clamp(0.9rem, 2vw, 1rem);
    line-height: 1.6;
}

/* ======================
   Stats Section
   ====================== */
.stats-section {
    padding: clamp(2.5rem, 6vw, 4rem) 0;
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr));
    gap: clamp(1rem, 3vw, 2rem);
}

.stat-box {
    text-align: center;
    padding: clamp(1rem, 3vw, 2rem);
}

.stat-number {
    display: block;
    font-size: clamp(2rem, 5vw, 2.5rem);
    font-weight: 700;
    color: #2563eb;
    margin-bottom: 0.5rem;
}

.stat-label {
    display: block;
    color: #6b7280;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

@media (max-width: 640px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        max-width: 300px;
        margin: 0 auto;
    }
}

/* ======================
   Sub Header
   ====================== */
.sub-header {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    padding: clamp(2.5rem, 8vw, 4rem) 0;
    text-align: center;
}

.sub-header h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: 0.5rem;
    word-break: keep-all;
}

.sub-description {
    font-size: clamp(0.9rem, 2.5vw, 1.1rem);
    opacity: 0.9;
    line-height: 1.5;
}

/* ======================
   Company Container
   ====================== */
.company-container {
    padding: clamp(1.5rem, 4vw, 2.5rem) clamp(10px, 2vw, 20px);
}

/* ======================
   Tab Menu
   ====================== */
.tab-menu {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
    overflow: hidden;
}

.tab-list {
    display: flex;
    border-bottom: 2px solid #e5e7eb;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab-list::-webkit-scrollbar {
    height: 3px;
}

.tab-list::-webkit-scrollbar-thumb {
    background-color: #cbd5e1;
    border-radius: 3px;
}

.tab-list li {
    flex: 1 1 auto;
    min-width: max-content;
}

.tab-list a {
    display: block;
    padding: clamp(1rem, 2.5vw, 1.25rem) clamp(1rem, 3vw, 1.5rem);
    text-align: center;
    font-weight: 600;
    color: #6b7280;
    transition: all 0.3s;
    border-bottom: 3px solid transparent;
    white-space: nowrap;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

.tab-list li.active a {
    color: #2563eb;
    border-bottom-color: #2563eb;
    background-color: #f0f9ff;
}

.tab-list a:hover {
    background-color: #f9fafb;
    color: #2563eb;
}

@media (max-width: 640px) {
    .tab-list {
        justify-content: flex-start;
    }
    
    .tab-list li {
        flex: 0 0 auto;
    }
}

/* ======================
   Tab Content
   ====================== */
.tab-content {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: clamp(1.5rem, 4vw, 3rem) clamp(1rem, 3vw, 2rem);
}

/* ======================
   Company Info
   ====================== */
.company-info {
    max-width: 900px;
    margin: 0 auto;
}

.info-section {
    margin-bottom: clamp(2rem, 4vw, 3rem);
    padding-bottom: clamp(1.5rem, 3vw, 2rem);
    border-bottom: 1px solid #e5e7eb;
}

.info-section:last-child {
    border-bottom: none;
}

.section-title {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    color: #1f2937;
    margin-bottom: clamp(1rem, 2.5vw, 1.5rem);
    padding-left: clamp(10px, 2vw, 15px);
    border-left: 4px solid #2563eb;
}

.section-content {
    padding-left: clamp(10px, 3vw, 20px);
}

.company-name {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    color: #2563eb;
    font-weight: 700;
}

.business-list {
    list-style: none;
}

.business-list li {
    padding: clamp(0.5rem, 1.5vw, 0.75rem) 0;
    padding-left: clamp(1.2rem, 2.5vw, 1.5rem);
    position: relative;
    color: #4b5563;
    font-size: clamp(0.9rem, 2vw, 1rem);
    line-height: 1.6;
}

.business-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #2563eb;
    font-weight: bold;
}

.highlight-box {
    background-color: #f0f9ff;
    border-left: 4px solid #2563eb;
    padding: clamp(1rem, 2.5vw, 1.5rem);
    border-radius: 8px;
}

.key-history {
    list-style: none;
}

.key-history li {
    padding: clamp(0.5rem, 1.5vw, 0.75rem) 0;
    color: #374151;
    font-size: clamp(0.9rem, 2vw, 1rem);
    line-height: 1.6;
}

.key-history strong {
    color: #2563eb;
    font-weight: 700;
}

/* Contact Grid */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
    gap: clamp(1rem, 2.5vw, 1.5rem);
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.contact-label {
    font-weight: 600;
    color: #6b7280;
    font-size: clamp(0.85rem, 1.8vw, 0.9rem);
}

.contact-value {
    color: #1f2937;
    font-size: clamp(0.95rem, 2.2vw, 1.1rem);
    word-break: break-word;
}

@media (max-width: 640px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* ======================
   Company History
   ====================== */
.company-history {
    max-width: 1000px;
    margin: 0 auto;
}

.history-timeline {
    position: relative;
}

.history-year {
    margin-bottom: clamp(2rem, 4vw, 3rem);
    background-color: #fff;
    border-radius: 12px;
    padding: clamp(1.5rem, 3vw, 2rem);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.history-year.highlight {
    background: linear-gradient(135deg, #fef9e7 0%, #fdecc8 100%);
    border: 2px solid #f59e0b;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.2);
}

.year-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: clamp(1rem, 2.5vw, 1.5rem);
    padding-bottom: clamp(0.75rem, 2vw, 1rem);
    border-bottom: 2px solid #e5e7eb;
    gap: 1rem;
    flex-wrap: wrap;
}

.year-header h3 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    color: #2563eb;
    font-weight: 700;
}

.project-count {
    background-color: #dbeafe;
    color: #1e40af;
    padding: clamp(0.4rem, 1vw, 0.5rem) clamp(0.8rem, 2vw, 1rem);
    border-radius: 20px;
    font-size: clamp(0.8rem, 1.8vw, 0.9rem);
    font-weight: 600;
    white-space: nowrap;
}

.project-count.founding {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #ffffff;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(251, 191, 36, 0.3);
}

.history-items {
    display: grid;
    gap: clamp(0.75rem, 1.5vw, 1rem);
}

.history-item {
    display: grid;
    grid-template-columns: minmax(60px, auto) 1fr;
    gap: clamp(0.75rem, 2vw, 1rem);
    padding: clamp(0.6rem, 1.5vw, 0.75rem);
    background-color: #f9fafb;
    border-radius: 8px;
    transition: all 0.3s;
    align-items: start;
}

.history-item:hover {
    background-color: #f0f9ff;
    transform: translateX(5px);
}

.history-item.founding-item {
    background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
    border-left: 4px solid #f59e0b;
    font-weight: 500;
}

.history-item .month {
    font-weight: 600;
    color: #2563eb;
    font-size: clamp(0.85rem, 1.8vw, 0.95rem);
    flex-shrink: 0;
}

.history-item .content {
    color: #374151;
    font-size: clamp(0.9rem, 2vw, 1rem);
    line-height: 1.5;
    word-break: keep-all;
}

.history-item.founding-item .content strong {
    color: #ea580c;
    font-weight: 700;
}

/* History Summary */
.history-summary {
    margin-top: clamp(2rem, 4vw, 3rem);
    padding: clamp(1.5rem, 3vw, 2rem);
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3);
}

.history-summary h4 {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
    color: #ffffff;
    font-weight: 700;
}

.summary-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 120px), 1fr));
    gap: clamp(1.5rem, 3vw, 2rem);
}

.summary-stats .stat-item {
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    transition: all 0.3s;
}

.summary-stats .stat-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.summary-stats .stat-number {
    display: block;
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #fbbf24;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.summary-stats .stat-label {
    display: block;
    font-size: clamp(0.85rem, 1.8vw, 1rem);
    color: #ffffff;
    font-weight: 600;
}

@media (max-width: 640px) {
    .history-item {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .year-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .summary-stats {
        grid-template-columns: 1fr;
        max-width: 250px;
        margin: 0 auto;
    }
}

/* ======================
   Company Location
   ====================== */
.company-location {
    max-width: 900px;
    margin: 0 auto;
}

.location-section {
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.map-container {
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.map-placeholder {
    width: 100%;
    height: clamp(250px, 50vw, 400px);
    background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #6b7280;
    padding: 1rem;
}

.map-placeholder p {
    margin: 0.5rem 0;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

.address-text {
    font-weight: 600;
    color: #374151;
    font-size: clamp(0.95rem, 2.2vw, 1.1rem);
    text-align: center;
    line-height: 1.5;
}

.location-info {
    display: grid;
    gap: clamp(1rem, 2.5vw, 1.5rem);
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.info-box {
    background-color: #f9fafb;
    padding: clamp(1rem, 2.5vw, 1.5rem);
    border-radius: 12px;
    border-left: 4px solid #2563eb;
}

.info-box h4 {
    font-size: clamp(1.1rem, 2.5vw, 1.25rem);
    color: #1f2937;
    margin-bottom: clamp(0.75rem, 2vw, 1rem);
}

.info-box p, .info-box ul {
    color: #4b5563;
    line-height: 1.8;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

.info-box ul {
    list-style: none;
}

.info-box li {
    padding: clamp(0.4rem, 1vw, 0.5rem) 0;
}

.info-box .note {
    margin-top: 0.5rem;
    font-size: clamp(0.85rem, 1.8vw, 0.9rem);
    color: #6b7280;
    font-style: italic;
}

.contact-info-box {
    background-color: #f0f9ff;
    padding: clamp(1.5rem, 3vw, 2rem);
    border-radius: 12px;
}

.contact-info-box h4 {
    font-size: clamp(1.1rem, 2.5vw, 1.25rem);
    color: #1f2937;
    margin-bottom: clamp(0.75rem, 2vw, 1rem);
}

.contact-details p {
    padding: clamp(0.4rem, 1vw, 0.5rem) 0;
    color: #374151;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

/* ======================
   Footer
   ====================== */
.footer {
    background-color: #1f2937;
    color: #d1d5db;
    padding: clamp(2rem, 5vw, 3rem) 0 clamp(1rem, 2vw, 1.5rem);
    margin-top: clamp(3rem, 6vw, 4rem);
}

.footer-content {
    text-align: center;
}

.footer-logo {
    color: white;
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    font-weight: 700;
    margin-bottom: clamp(1rem, 2.5vw, 1.5rem);
}

.footer-details {
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.footer-details p {
    margin: clamp(0.4rem, 1vw, 0.5rem) 0;
    font-size: clamp(0.85rem, 1.8vw, 0.95rem);
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: clamp(1rem, 2vw, 1.5rem);
}

.footer-bottom p {
    font-size: clamp(0.8rem, 1.7vw, 0.9rem);
    color: #9ca3af;
}

/* Consulting Info Styles */
.consulting-info {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #374151;
    color: #fbbf24 !important;
    font-weight: 600;
    font-size: clamp(0.9rem, 2vw, 1rem) !important;
}

.consulting-notice {
    margin-top: 1.5rem;
    padding: 1rem;
    background-color: #fef3c7;
    border-left: 4px solid #f59e0b;
    border-radius: 8px;
}

.consulting-notice p {
    color: #92400e;
    font-weight: 600;
    margin: 0;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

.consulting-highlight {
    margin-top: 0.75rem !important;
    padding-top: 0.75rem !important;
    border-top: 1px solid #bfdbfe;
    color: #1e40af !important;
    font-weight: 600 !important;
    font-size: clamp(0.9rem, 2vw, 1rem) !important;
}

/* ======================
   Business Page Styles
   ====================== */
.business-container {
    padding: clamp(2rem, 5vw, 4rem) clamp(10px, 2vw, 20px);
}

.business-main-section {
    margin-bottom: clamp(3rem, 6vw, 5rem);
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
    gap: clamp(1.5rem, 3vw, 2rem);
}

.business-card {
    background: white;
    border-radius: 16px;
    padding: clamp(1.5rem, 3vw, 2rem);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.business-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #3b82f6);
    transform: scaleX(0);
    transition: transform 0.3s;
}

.business-card:hover::before {
    transform: scaleX(1);
}

.business-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(37, 99, 235, 0.15);
    border-color: #dbeafe;
}

.business-card.featured {
    background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 100%);
    border-color: #93c5fd;
}

.business-card.highlight {
    background: linear-gradient(135deg, #fef3c7 0%, #ffffff 100%);
    border-color: #fbbf24;
}

.business-icon {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin-bottom: 1rem;
    display: inline-block;
}

.business-title {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    color: #1f2937;
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.business-desc {
    color: #6b7280;
    margin-bottom: 1.5rem;
    font-size: clamp(0.9rem, 2vw, 1rem);
    line-height: 1.6;
}

.business-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.business-features li {
    padding: 0.5rem 0;
    color: #4b5563;
    font-size: clamp(0.85rem, 1.8vw, 0.95rem);
    line-height: 1.6;
}

.business-stats {
    margin-top: 1rem;
}

.stat-badge {
    display: inline-block;
    background: linear-gradient(135deg, #2563eb, #1e40af);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: clamp(0.75rem, 1.6vw, 0.85rem);
    font-weight: 600;
}

.stat-badge.new {
    background: linear-gradient(135deg, #f59e0b, #ea580c);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* SmartCare Mall Section */
.smartcare-mall-section {
    margin-bottom: clamp(3rem, 6vw, 5rem);
}

.mall-banner {
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 100%);
    border-radius: 20px;
    padding: clamp(2rem, 5vw, 4rem);
    color: white;
    text-align: center;
    box-shadow: 0 10px 40px rgba(37, 99, 235, 0.3);
    position: relative;
    overflow: hidden;
}

.mall-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.mall-content {
    position: relative;
    z-index: 1;
}

.mall-badge {
    display: inline-block;
    background: rgba(251, 191, 36, 0.9);
    color: #1f2937;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: clamp(0.8rem, 1.8vw, 0.9rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.mall-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
    font-weight: 800;
}

.mall-desc {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.6;
}

.mall-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 150px), 1fr));
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.mall-feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    transition: all 0.3s;
}

.mall-feature:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.mall-feature .feature-icon {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

.mall-feature span:last-child {
    font-weight: 600;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

/* CTA Section */
.cta-section {
    margin-bottom: clamp(2rem, 4vw, 3rem);
}

.cta-box {
    background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
    border-radius: 20px;
    padding: clamp(2rem, 5vw, 3rem);
    text-align: center;
    border: 2px solid #e5e7eb;
}

.cta-box h3 {
    font-size: clamp(1.5rem, 3.5vw, 2rem);
    color: #1f2937;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.cta-box > p {
    color: #6b7280;
    font-size: clamp(1rem, 2.2vw, 1.1rem);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.btn-cta-primary,
.btn-cta-secondary {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s;
    text-decoration: none;
    min-width: 240px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-cta-primary {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
}

.btn-cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.btn-cta-secondary {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.btn-cta-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

.btn-icon {
    font-size: 1.75rem;
    flex-shrink: 0;
}

.btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    gap: 0.25rem;
}

.btn-text strong {
    font-size: 1.1rem;
    font-weight: 700;
}

.btn-text small {
    font-size: 0.9rem;
    opacity: 0.9;
    font-weight: 500;
}

.cta-note {
    color: #2563eb;
    font-weight: 600;
    font-size: clamp(0.95rem, 2.2vw, 1.05rem);
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    display: inline-block;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

@media (max-width: 640px) {
    .business-grid {
        grid-template-columns: 1fr;
    }
    
    .mall-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .btn-cta-primary,
    .btn-cta-secondary {
        min-width: auto;
        width: 100%;
    }
}

/* ======================
   Support Page Styles
   ====================== */
.support-container {
    padding: clamp(2rem, 5vw, 4rem) clamp(10px, 2vw, 20px);
}

.section-desc-center {
    text-align: center;
    color: #6b7280;
    font-size: clamp(0.95rem, 2vw, 1.05rem);
    margin-bottom: clamp(2rem, 4vw, 3rem);
}

/* FAQ Section */
.faq-section {
    margin-bottom: clamp(4rem, 8vw, 6rem);
}

.faq-grid {
    display: grid;
    gap: 1rem;
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.faq-item:hover {
    border-color: #dbeafe;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.1);
}

.faq-item.active .faq-answer {
    max-height: 500px;
    margin-top: 1rem;
    opacity: 1;
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.faq-icon {
    font-size: 1.75rem;
    flex-shrink: 0;
}

.faq-question h3 {
    font-size: clamp(1rem, 2.2vw, 1.15rem);
    color: #1f2937;
    font-weight: 600;
    margin: 0;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.3s;
    padding-left: 2.75rem;
}

.faq-answer p {
    color: #4b5563;
    line-height: 1.7;
    font-size: clamp(0.9rem, 2vw, 1rem);
    margin: 0;
}

/* Inquiry Form Section */
.inquiry-section {
    margin-bottom: clamp(4rem, 8vw, 6rem);
}

.inquiry-form-container {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 3rem;
    max-width: 1100px;
    margin: 0 auto;
}

.inquiry-form {
    background: white;
    padding: clamp(1.5rem, 3vw, 2rem);
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #374151;
    font-size: clamp(0.9rem, 2vw, 0.95rem);
}

.required {
    color: #ef4444;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: clamp(0.9rem, 2vw, 1rem);
    transition: all 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-checkbox {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-checkbox label {
    cursor: pointer;
    font-size: clamp(0.85rem, 1.8vw, 0.9rem);
    color: #6b7280;
}

.btn-submit {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

/* Contact Info Side */
.contact-info-side {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
}

.contact-card.highlight {
    background: linear-gradient(135deg, #fef3c7 0%, #fdecc8 100%);
    border: 2px solid #f59e0b;
}

.contact-card h3 {
    font-size: 1.1rem;
    color: #1f2937;
    margin-bottom: 0.75rem;
}

.contact-card .contact-value {
    font-size: 1.15rem;
    font-weight: 700;
    color: #2563eb;
    margin-bottom: 0.5rem;
}

.contact-card .contact-time {
    font-size: 0.9rem;
    color: #6b7280;
}

/* Download Section */
.download-section {
    margin-bottom: clamp(4rem, 8vw, 6rem);
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.download-item {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s;
}

.download-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

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

.download-item h3 {
    font-size: 1.25rem;
    color: #1f2937;
    margin-bottom: 0.5rem;
}

.download-item p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.btn-download {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
}

/* Remote Section */
.remote-section {
    margin-bottom: clamp(3rem, 6vw, 4rem);
}

.remote-box {
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 100%);
    border-radius: 20px;
    padding: clamp(2rem, 5vw, 3rem);
    text-align: center;
    color: white;
}

.remote-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.remote-content h3 {
    font-size: clamp(1.5rem, 3vw, 1.75rem);
    margin-bottom: 0.75rem;
}

.remote-content p {
    font-size: clamp(1rem, 2vw, 1.1rem);
    margin-bottom: 2rem;
    opacity: 0.95;
}

.remote-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.btn-remote {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: white;
    color: #1e40af;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 700;
    font-size: 1.05rem;
    transition: all 0.3s;
}

.btn-remote:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.remote-note {
    font-size: 0.9rem;
    opacity: 0.8;
}

@media (max-width: 768px) {
    .inquiry-form-container {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .download-grid {
        grid-template-columns: 1fr;
    }
}

/* ======================
   Shop Page Styles
   ====================== */
.shop-container {
    padding: clamp(2rem, 5vw, 4rem) clamp(10px, 2vw, 20px);
}

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

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-weight: 600;
    color: #6b7280;
    cursor: pointer;
    transition: all 0.3s;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

.filter-btn:hover {
    border-color: #2563eb;
    color: #2563eb;
}

.filter-btn.active {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    border-color: #2563eb;
}

.shop-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.shop-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
}

.shop-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.shop-image {
    position: relative;
    width: 100%;
    padding-top: 60%;
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
    overflow: hidden;
}

.shop-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.shop-placeholder span {
    font-size: 3rem;
}

.shop-placeholder p {
    color: #6b7280;
    font-weight: 600;
}

.shop-info {
    padding: 1.5rem;
}

.shop-badge {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.shop-badge.blue {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.shop-badge.green {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.shop-name {
    font-size: 1.25rem;
    color: #1f2937;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.shop-desc {
    color: #6b7280;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.shop-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tag {
    padding: 0.35rem 0.75rem;
    background: #f3f4f6;
    color: #4b5563;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 500;
}

.btn-visit {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
    font-size: 0.95rem;
}

.btn-visit:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.shop-cta {
    text-align: center;
    padding: 4rem 2rem;
}

.cta-content h3 {
    font-size: clamp(1.5rem, 3.5vw, 2rem);
    color: #1f2937;
    margin-bottom: 1rem;
}

.cta-content p {
    color: #6b7280;
    font-size: clamp(1rem, 2.2vw, 1.1rem);
    margin-bottom: 2rem;
}

.btn-primary-large {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s;
}

.btn-primary-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
}

@media (max-width: 640px) {
    .shop-grid {
        grid-template-columns: 1fr;
    }
}


/* ======================
   Smooth Scroll
   ====================== */
html {
    scroll-behavior: smooth;
}

/* 스크롤 타겟 섹션 강조 효과 */
.inquiry-section:target {
    animation: highlightSection 2s ease-in-out;
}

@keyframes highlightSection {
    0% {
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.4);
    }
    50% {
        box-shadow: 0 0 0 20px rgba(102, 126, 234, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0);
    }
}
.remote-guide {
    margin-top: 12px;
    font-size: 13px;
    color: #6b7280;
}