/* ==========================================
   알앤씨미디어 신규 개편 메인 CSS 
   Premium & Modern Responsive Style Guide
   ========================================== */

/* 1. 디자인 토큰 및 변수 */
:root {
    --primary-blue: #0F4C81;
    --primary-blue-rgb: 15, 76, 129;
    --accent-cyan: #00F2FE;
    --accent-blue: #4FACFE;
    --text-dark: #0F172A;
    --text-muted: #475569;
    --bg-light: #F8FAFC;
    --bg-white: #FFFFFF;
    --border-color: #E2E8F0;
    --card-shadow: 0 10px 25px -5px rgba(15, 76, 129, 0.08), 0 8px 10px -6px rgba(15, 76, 129, 0.05);
    --hover-shadow: 0 20px 35px -5px rgba(15, 76, 129, 0.15), 0 12px 16px -6px rgba(15, 76, 129, 0.1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.4);
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
}

/* 2. 전역 스타일 및 초기화 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', 'Noto Sans KR', sans-serif;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

/* 공통 컨테이너 */
.section-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 3. 버튼 및 인터랙션 컴포넌트 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 18px;
    font-weight: 600;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--bg-white);
}

.btn-primary:hover {
    background-color: #0c3e6b;
    transform: translateY(-2px);
}

.btn-gradient {
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--primary-blue) 100%);
    color: var(--bg-white);
    box-shadow: 0 4px 15px rgba(15, 76, 129, 0.3);
}

.btn-gradient:hover {
    background: linear-gradient(135deg, #3d96e5 0%, #0c3e6b 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(15, 76, 129, 0.4);
}

.btn-outline {
    background-color: transparent;
    color: var(--bg-white);
    border: 2px solid var(--bg-white);
}

.btn-outline:hover {
    background-color: var(--bg-white);
    color: var(--primary-blue);
    transform: translateY(-2px);
}

.btn-block {
    display: flex;
    width: 100%;
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, #38bdf8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

/* 4. 유리모피즘 헤더 (Glassmorphism Header) */
.glass-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: var(--transition-normal);
}

.header-container {
    max-width: 1200px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}

.logo {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 42px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
    display: block;
}

.logo-accent {
    color: var(--primary-blue);
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--primary-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 내비게이션 및 드롭다운 */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
    height: 100%;
}

.nav-item {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    font-size: 15px;
    color: var(--text-dark);
    transition: var(--transition-fast);
    padding: 8px 4px;
}

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

/* 드롭다운 메뉴 */
.dropdown {
    position: absolute;
    top: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background-color: var(--bg-white);
    min-width: 200px;
    border-radius: var(--border-radius-sm);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    padding: 12px 0;
    border: 1px solid var(--border-color);
}

.dropdown::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 12px;
    height: 12px;
    background-color: var(--bg-white);
    border-top: 1px solid var(--border-color);
    border-left: 1px solid var(--border-color);
}

.dropdown a {
    display: block;
    padding: 10px 20px;
    font-size: 14px;
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.dropdown a:hover {
    background-color: var(--bg-light);
    color: var(--primary-blue);
    padding-left: 24px;
}

.nav-item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-dark);
    cursor: pointer;
}

/* 5. 모바일 사이드 드로어 */
.mobile-nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100%;
    background-color: var(--bg-white);
    z-index: 1100;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition-normal);
    padding: 24px;
    display: flex;
    flex-direction: column;
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}

.mobile-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
}

.mobile-nav-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
    overflow-y: auto;
}

.mobile-menu-item {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.mobile-menu-btn {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-dark);
    padding: 8px 0;
    cursor: pointer;
}

.mobile-submenu {
    display: none;
    flex-direction: column;
    gap: 8px;
    padding-left: 16px;
    margin-top: 8px;
}

.mobile-submenu.active {
    display: flex;
}

.mobile-submenu a {
    font-size: 14px;
    color: var(--text-muted);
    padding: 6px 0;
}

.mobile-cta-btn {
    margin-top: 24px;
}

/* 6. 히어로 섹션 (Hero Section) */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    color: var(--bg-white);
    padding-top: 80px;
}

.hero-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.hero-content {
    max-width: 650px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
}

.hero-badge {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.hero-title {
    font-family: 'Outfit', 'Noto Sans KR', sans-serif;
    font-size: 52px;
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -1px;
}

.hero-desc {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 300;
    line-height: 1.6;
}

.hero-actions-group {
    display: flex;
    gap: 16px;
    margin-top: 8px;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
}

.mouse-icon {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: 20px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: var(--bg-white);
    border-radius: 2px;
    animation: scrollWheel 1.5s infinite;
}

@keyframes scrollWheel {
    0% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(6px); opacity: 0.2; }
    100% { transform: translateY(0); opacity: 1; }
}

/* 7. 퀵 링크 카드 섹션 (Quick Cards) */
.quick-cards-section {
    position: relative;
    margin-top: -80px;
    z-index: 10;
    padding-bottom: 60px;
}

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

.quick-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-md);
    padding: 36px;
    box-shadow: var(--card-shadow);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    border: 1px solid rgba(15, 76, 129, 0.03);
}

.quick-card.active {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #0d3c66 100%);
    color: var(--bg-white);
    border: none;
}

.quick-card .card-icon {
    font-size: 32px;
    color: var(--primary-blue);
    background-color: var(--bg-light);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.quick-card.active .card-icon {
    color: var(--primary-blue);
    background-color: var(--bg-white);
}

.quick-card h3 {
    font-size: 20px;
    font-weight: 600;
}

.quick-card p {
    font-size: 15px;
    color: var(--text-muted);
    flex-grow: 1;
}

.quick-card.active p {
    color: rgba(255, 255, 255, 0.8);
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
    color: var(--primary-blue);
    transition: var(--transition-fast);
}

.quick-card.active .card-link {
    color: var(--accent-cyan);
}

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

/* 8. 섹션 공통 헤더 */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-subtitle {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--primary-blue);
    display: inline-block;
    margin-bottom: 12px;
}

.section-title {
    font-family: 'Outfit', 'Noto Sans KR', sans-serif;
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.section-desc {
    color: var(--text-muted);
    font-size: 16px;
}

/* 9. 솔루션 섹션 (Solutions Section) */
.solutions-section {
    padding: 80px 0;
    background-color: var(--bg-white);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.solution-card {
    background-color: var(--bg-light);
    border-radius: var(--border-radius-md);
    padding: 40px 32px;
    transition: var(--transition-normal);
    border: 1px solid transparent;
}

.solution-card:hover {
    background-color: var(--bg-white);
    border-color: rgba(15, 76, 129, 0.1);
    box-shadow: var(--hover-shadow);
    transform: translateY(-5px);
}

.sol-icon-box {
    font-size: 28px;
    color: var(--primary-blue);
    margin-bottom: 24px;
}

.solution-card h3 {
    font-size: 20px;
    margin-bottom: 16px;
    font-weight: 600;
}

.solution-card p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 24px;
}

.sol-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sol-features li {
    font-size: 13px;
    color: var(--text-dark);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sol-features li i {
    color: #059669; /* Green check */
}

/* 10. 구축사례 섹션 (Cases Section) */
.cases-section {
    padding: 100px 0;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.case-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition-normal);
}

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

.case-image {
    height: 240px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.case-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background-color: var(--primary-blue);
    color: var(--bg-white);
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.case-content {
    padding: 28px;
}

.case-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    line-height: 1.4;
}

.case-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 24px;
}

.case-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.case-tags span {
    font-size: 12px;
    background-color: var(--bg-light);
    color: var(--primary-blue);
    padding: 4px 10px;
    border-radius: 4px;
    font-weight: 500;
}

/* 11. 견적 & 컨설팅 문의 섹션 (Contact Section) */
.contact-section {
    padding: 100px 0;
    background-color: var(--bg-white);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.contact-info h2 {
    font-family: 'Outfit', 'Noto Sans KR', sans-serif;
    font-size: 38px;
    font-weight: 700;
    line-height: 1.3;
    margin-top: 12px;
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--text-muted);
    margin-bottom: 40px;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.info-item {
    display: flex;
    gap: 20px;
}

.info-icon {
    font-size: 20px;
    color: var(--primary-blue);
    background-color: var(--bg-light);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-item h4 {
    font-size: 16px;
    margin-bottom: 4px;
    font-weight: 600;
}

.info-item p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 0;
}

/* 문의 카드 폼 */
.contact-form-card {
    background-color: var(--bg-light);
    border-radius: var(--border-radius-lg);
    padding: 48px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}

.contact-form-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--bg-white);
    font-size: 14px;
    color: var(--text-dark);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.15);
}

/* 12. 푸터 (Footer) */
footer {
    background-color: #0B0F19;
    color: rgba(255, 255, 255, 0.6);
    padding: 60px 0 40px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.footer-top .logo {
    color: var(--bg-white);
}

.footer-divider {
    height: 1px;
    background-color: rgba(255, 255, 255, 0.1);
    margin-bottom: 30px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
}

.footer-info-text p {
    margin-bottom: 8px;
}

.footer-info-text .copyright {
    margin-top: 20px;
    color: rgba(255, 255, 255, 0.4);
}

/* 13. 플로팅 퀵메뉴 (Floating Quick Menu) */
.floating-quick-menu {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.quick-trigger {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--primary-blue) 100%);
    color: var(--bg-white);
    border-radius: 50%;
    border: none;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(15, 76, 129, 0.3);
    position: relative;
    transition: var(--transition-normal);
}

.quick-trigger:hover {
    transform: scale(1.1);
}

.quick-trigger.active {
    transform: rotate(135deg);
}

.quick-trigger .pulse {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: inherit;
    z-index: -1;
    animation: quickPulse 2s infinite;
}

@keyframes quickPulse {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(1.6); opacity: 0; }
}

.quick-submenu {
    display: flex;
    flex-direction: column;
    gap: 12px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-normal);
}

.quick-submenu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.quick-item {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 18px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    position: relative;
    transition: var(--transition-fast);
}

.quick-item:hover {
    transform: scale(1.1);
}

.quick-item.tel { background-color: #10B981; }
.quick-item.kakao { background-color: #FEE500; color: #191919; }
.quick-item.remote { background-color: #EF4444; }
.quick-item.calc { background-color: #3B82F6; }

.quick-label {
    position: absolute;
    right: 60px;
    background-color: var(--text-dark);
    color: var(--bg-white);
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-fast);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.quick-item:hover .quick-label {
    opacity: 1;
}

/* ==========================================
   회사소개 서브섹션 스타일 (인사말, 연혁, 인증서, 오시는길)
   ========================================== */

/* 1. 회사소개 & 인사말 */
.company-section {
    padding: 100px 0;
    background-color: var(--bg-white);
}

.company-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.company-text .section-title {
    margin-bottom: 24px;
    font-size: 38px;
    line-height: 1.3;
}

.company-greeting {
    font-size: 20px;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.company-desc {
    font-size: 16px;
    color: var(--text-muted);
    margin-bottom: 20px;
    text-align: justify;
}

.ceo-signature {
    margin-top: 32px;
    font-size: 18px;
}

.ceo-signature strong {
    font-size: 22px;
    margin-left: 8px;
    color: var(--text-dark);
}

.company-image-box {
    position: relative;
}

.company-image-box img {
    border-radius: var(--border-radius-md);
    box-shadow: var(--card-shadow);
    width: 100%;
    object-fit: cover;
    height: 400px;
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--primary-blue) 100%);
    color: var(--bg-white);
    padding: 24px 32px;
    border-radius: var(--border-radius-md);
    box-shadow: 0 10px 25px rgba(15, 76, 129, 0.25);
    display: flex;
    align-items: center;
    gap: 16px;
}

.experience-badge .exp-num {
    font-family: 'Outfit', sans-serif;
    font-size: 36px;
    font-weight: 800;
    line-height: 1;
}

.experience-badge .exp-text {
    font-size: 13px;
    font-weight: 500;
    line-height: 1.3;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* 2. 회사연혁 (Timeline) */
.history-section {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 40px auto 0;
    padding: 20px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 120px;
    width: 2px;
    background-color: var(--border-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    display: flex;
    gap: 40px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-year {
    font-family: 'Outfit', sans-serif;
    font-size: 24px;
    font-weight: 800;
    color: var(--primary-blue);
    width: 80px;
    text-align: right;
    flex-shrink: 0;
    padding-top: 4px;
}

.timeline-item::after {
    content: '';
    position: absolute;
    left: 120px;
    top: 12px;
    transform: translateX(-50%);
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: var(--bg-white);
    border: 3px solid var(--primary-blue);
    z-index: 1;
    transition: var(--transition-fast);
}

.timeline-item:hover::after {
    background-color: var(--accent-cyan);
    transform: translateX(-50%) scale(1.2);
}

.timeline-content {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-sm);
    padding: 24px 32px;
    box-shadow: var(--card-shadow);
    flex-grow: 1;
    border: 1px solid rgba(0,0,0,0.01);
}

.timeline-content h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.timeline-content ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.timeline-content li {
    font-size: 15px;
    color: var(--text-muted);
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.timeline-content li .date {
    font-weight: 700;
    color: var(--primary-blue);
    flex-shrink: 0;
    min-width: 45px;
}

/* 3. 인증서 (Credentials) */
.certs-section {
    padding: 100px 0;
    background-color: var(--bg-white);
}

.certs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 36px;
}

.cert-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-md);
    padding: 24px;
    text-align: center;
    transition: var(--transition-normal);
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.cert-card:hover {
    background-color: var(--bg-white);
    border-color: var(--primary-blue);
    box-shadow: var(--hover-shadow);
    transform: translateY(-5px);
}

.cert-card img {
    width: 100%;
    height: 280px;
    object-fit: contain;
    background-color: #f8fafc;
    border-radius: var(--border-radius-sm);
    margin-bottom: 16px;
    padding: 10px;
    border: 1px solid #e2e8f0;
}

.cert-icon-box {
    font-size: 36px;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.cert-card h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-dark);
}

.cert-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* 4. 오시는 길 (Location) */
.location-section {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.location-layout {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 40px;
    align-items: center;
}

.map-container {
    box-shadow: var(--card-shadow);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.location-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.loc-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-sm);
    padding: 20px 24px;
    display: flex;
    gap: 20px;
    align-items: center;
    box-shadow: var(--card-shadow);
}

.loc-card i {
    font-size: 20px;
    color: var(--primary-blue);
    background-color: var(--bg-light);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.loc-card h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
}

.loc-card p {
    font-size: 14px;
    color: var(--text-muted);
}

.location-nav-buttons {
    display: flex;
    gap: 16px;
    margin-top: 8px;
}

.location-nav-buttons .btn {
    flex: 1;
}

.btn-outline-dark {
    border: 1px solid var(--text-dark);
    color: var(--text-dark);
    background-color: transparent;
}

.btn-outline-dark:hover {
    background-color: var(--text-dark);
    color: var(--bg-white);
}

/* 15. 추가 반응형 스타일 (회사소개 최적화) */
@media (max-width: 1024px) {
    .company-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .company-image-box {
        order: -1;
        max-width: 600px;
        margin: 0 auto;
    }
    
    .experience-badge {
        bottom: 10px;
        left: 10px;
    }
    
    .location-layout {
        grid-template-columns: 1fr;
    }
    
    .certs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: column;
        gap: 16px;
    }
    
    .timeline-year {
        width: 100%;
        text-align: left;
        padding-left: 50px;
    }
    
    .timeline-item::after {
        left: 30px;
        top: 10px;
    }
    
    .timeline-content {
        margin-left: 30px;
    }
    
    .certs-grid {
        grid-template-columns: 1fr;
    }
    
    .location-nav-buttons {
        flex-direction: column;
    }
}

/* 14. 반응형 레이아웃 미디어 쿼리 (Responsive Media Queries) */

/* 태블릿 및 화면 축소 대응 (최대 1024px) */
@media (max-width: 1024px) {
    .nav-menu {
        gap: 16px;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .quick-cards-grid {
        grid-template-columns: 1fr;
        margin-top: 0;
        padding-top: 40px;
    }
    
    .quick-cards-section {
        margin-top: 0;
    }
    
    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* 모바일 대응 (최대 768px) */
@media (max-width: 768px) {
    .nav-menu {
        display: none; /* 모바일에서는 탑 바 메뉴 숨김 */
    }
    
    .header-actions .btn {
        display: none; /* 탑 바 CTA 버튼 숨김 */
    }
    
    .mobile-toggle {
        display: block; /* 햄버거 메뉴 등장 */
    }
    
    .hero-section {
        padding-top: 80px;
        text-align: center;
        align-items: center;
        background-position: 70% center;
    }
    
    .hero-content {
        align-items: center;
        max-width: 100%;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-desc {
        font-size: 16px;
    }
    
    .hero-actions-group {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }
    
    .hero-actions-group .btn {
        width: 100%;
    }
    
    .solutions-grid {
        grid-template-columns: 1fr;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-card {
        padding: 24px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .footer-top {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
}

/* ==========================================
   서브페이지 공통 및 전용 프리미엄 스타일
   ========================================== */

/* 1. 서브 페이지 히어로 배너 */
.sub-hero-section {
    position: relative;
    padding: 140px 0 80px;
    background-size: cover;
    background-position: center;
    color: var(--bg-white);
    text-align: center;
}

.sub-hero-badge {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: 16px;
}

.sub-hero-title {
    font-family: 'Outfit', sans-serif;
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
}

.sub-hero-desc {
    max-width: 600px;
    margin: 0 auto;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 300;
}

/* 2. 솔루션 상세 소개 스타일 */
.solutions-detail-section {
    padding: 100px 0;
}

.sol-detail-card {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
    background-color: var(--bg-white);
    border-radius: var(--border-radius-lg);
    padding: 48px;
    margin-bottom: 48px;
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(15, 76, 129, 0.02);
}

.sol-detail-card:last-child {
    margin-bottom: 0;
}

.sol-detail-card.reverse {
    grid-template-columns: 0.9fr 1.1fr;
}

.sol-detail-card.reverse .sol-detail-info {
    order: 2;
}

.sol-detail-card.reverse .sol-detail-visual {
    order: 1;
}

.sol-detail-info h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
    margin: 16px 0;
}

.sol-highlight {
    font-size: 16px;
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 16px;
}

.sol-description {
    color: var(--text-muted);
    font-size: 15px;
    margin-bottom: 24px;
    text-align: justify;
}

.sol-detail-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sol-detail-features li {
    font-size: 14px;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sol-detail-features li i {
    color: var(--primary-blue);
    font-size: 16px;
}

.sol-detail-visual {
    position: relative;
}

.sol-detail-visual img {
    border-radius: var(--border-radius-md);
    box-shadow: var(--card-shadow);
    width: 100%;
}

.visual-caption {
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
    margin-top: 12px;
    font-style: italic;
}

/* 3. 제품 상세 소개 및 스펙 테이블 */
.products-section-detail {
    padding: 100px 0;
}

.product-item-detail {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 60px;
    align-items: center;
    background-color: var(--bg-white);
    border-radius: var(--border-radius-lg);
    padding: 48px;
    margin-bottom: 48px;
    box-shadow: var(--card-shadow);
}

.product-item-detail:last-child {
    margin-bottom: 0;
}

.prod-visual img {
    border-radius: var(--border-radius-md);
    width: 100%;
}

.prod-category {
    font-size: 12px;
    font-weight: 700;
    color: var(--primary-blue);
    letter-spacing: 1.5px;
}

.prod-info h3 {
    font-size: 26px;
    font-weight: 700;
    margin: 12px 0 20px;
}

.prod-desc {
    color: var(--text-muted);
    font-size: 15px;
    margin-bottom: 24px;
}

.spec-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 16px;
}

.spec-table th, 
.spec-table td {
    padding: 12px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}

.spec-table th {
    background-color: var(--bg-light);
    color: var(--text-dark);
    font-weight: 600;
    width: 150px;
}

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

/* 4. 구축사례 포트폴리오 */
.cases-portfolio-section {
    padding: 80px 0 100px;
}

.portfolio-filter-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
}

.filter-btn {
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 50px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-white);
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.portfolio-item-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition-normal);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 28px;
}

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

.port-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.port-tag {
    position: static;
    display: inline-block;
    background-color: var(--primary-blue);
    color: var(--bg-white);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.port-info {
    padding: 0;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.port-info h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
    line-height: 1.4;
}

.port-info h4 a {
    color: var(--text-dark);
    transition: var(--transition-fast);
}

.port-info h4 a:hover {
    color: var(--primary-blue);
}

.port-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1;
}

.port-labels {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 20px;
}

.port-labels span {
    background-color: var(--bg-light);
    color: var(--primary-blue);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.case-view-btn {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-light);
    color: var(--primary-blue);
    border: 1px solid var(--border-color);
    font-weight: 600;
    transition: var(--transition-fast);
}

.case-view-btn:hover {
    background-color: var(--primary-blue);
    color: #fff;
    border-color: var(--primary-blue);
}

.port-info h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.4;
}

.port-desc {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 20px;
}

.port-labels {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.port-labels span {
    font-size: 11px;
    background-color: var(--bg-light);
    color: var(--primary-blue);
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 500;
}

/* 5. 고객지원 및 아코디언 */
.support-center-section {
    padding: 80px 0 100px;
}

.support-quick-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 80px;
}

.support-quick-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(15, 76, 129, 0.02);
}

.quick-icon {
    font-size: 36px;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.support-quick-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
}

.support-quick-card p {
    color: var(--text-muted);
    font-size: 15px;
    margin-bottom: 28px;
    line-height: 1.6;
}

.direct-tel-box {
    background-color: var(--bg-light);
    border-radius: var(--border-radius-sm);
    padding: 16px 24px;
}

.direct-tel-box p {
    margin-bottom: 8px;
    font-size: 14px;
}

.direct-tel-box p:last-child {
    margin-bottom: 0;
}

/* FAQ 아코디언 스타일 */
.faq-container {
    max-width: 800px;
    margin: 0 auto 80px;
}

.accordion {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 40px;
}

.accordion-item {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-sm);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    border: 1px solid transparent;
    transition: var(--transition-fast);
}

.accordion-item.active {
    border-color: rgba(15, 76, 129, 0.15);
}

.accordion-header {
    width: 100%;
    padding: 24px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    text-align: left;
}

.accordion-body {
    display: none;
    padding: 0 32px 24px;
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.7;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.accordion-item.active .accordion-body {
    display: block;
}

/* 고객지원 폼 래퍼 */
.inquiry-form-section-page {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-lg);
    padding: 60px;
    box-shadow: var(--card-shadow);
    max-width: 900px;
    margin: 0 auto;
}

.inquiry-form-wrapper {
    margin-top: 40px;
}

.inquiry-form-wrapper input,
.inquiry-form-wrapper select,
.inquiry-form-wrapper textarea {
    width: 100%;
    padding: 14px 18px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--bg-light);
    font-size: 14px;
    color: var(--text-dark);
    transition: var(--transition-fast);
}

.inquiry-form-wrapper input:focus,
.inquiry-form-wrapper select:focus,
.inquiry-form-wrapper textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    background-color: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.15);
}

/* 서브페이지 미디어 쿼리 반응형 */
@media (max-width: 1024px) {
    .sol-detail-card,
    .sol-detail-card.reverse,
    .product-item-detail {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 32px;
    }
    
    .sol-detail-card.reverse .sol-detail-info,
    .sol-detail-card.reverse .sol-detail-visual {
        order: initial;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .support-quick-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sub-hero-title {
        font-size: 32px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

/* ==========================================
   구축사례 상세 모달 및 포트폴리오 스타일
   ========================================== */
.case-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
}

.case-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.case-modal-container {
    background: var(--bg-white);
    border-radius: var(--border-radius-md);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transform: translateY(20px);
    transition: var(--transition-normal);
}

.case-modal-overlay.active .case-modal-container {
    transform: translateY(0);
}

.case-modal-header-img {
    height: 300px;
    width: 100%;
    background-size: cover;
    background-position: center;
    position: relative;
}

.case-modal-close-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    border: none;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    z-index: 10;
}

.case-modal-close-btn:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: scale(1.1);
}

.case-modal-body {
    padding: 32px;
}

.case-modal-tag {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--primary-blue);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    border-radius: 4px;
    margin-bottom: 12px;
}

.case-modal-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.case-modal-desc {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-muted);
    margin-bottom: 24px;
    background: var(--bg-light);
    padding: 16px 20px;
    border-radius: var(--border-radius-sm);
    border-left: 4px solid var(--primary-blue);
}

.case-modal-section-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.case-modal-list {
    list-style: none;
    margin-bottom: 24px;
}

.case-modal-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-dark);
    line-height: 1.6;
}

.case-modal-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: 700;
}

.case-modal-eq-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.case-modal-eq-badge {
    background: #e2e8f0;
    color: #334155;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}    
    .inquiry-form-section-page {
        padding: 30px 20px;
    }
}

/* Image Lightbox Modal & Zooming Styles */
.zoomable-img {
    cursor: zoom-in !important;
    transition: transform 0.25s ease, filter 0.25s ease, box-shadow 0.25s ease !important;
}

.zoomable-img:hover {
    transform: scale(1.025) !important;
    filter: brightness(1.04) !important;
    box-shadow: 0 8px 24px rgba(15, 76, 129, 0.2) !important;
}

.image-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.88);
    backdrop-filter: blur(8px);
    z-index: 999999;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-modal-overlay.active {
    display: flex;
    opacity: 1;
}

.image-modal-content {
    position: relative;
    max-width: 92vw;
    max-height: 92vh;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
    transform: scale(0.92);
    transition: transform 0.3s ease;
}

.image-modal-overlay.active .image-modal-content {
    transform: scale(1);
}

.image-modal-content img {
    max-width: 90vw;
    max-height: 86vh;
    object-fit: contain;
    display: block;
    background: #ffffff;
    padding: 12px;
    border-radius: var(--border-radius-md);
}

.image-modal-close {
    position: absolute;
    top: 24px;
    right: 32px;
    color: #ffffff;
    font-size: 28px;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.2);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    border: none;
    z-index: 1000000;
}

.image-modal-close:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: rotate(90deg);
}

/* Polished Support Quick Cards & Floating Quick Menu */
.support-quick-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 70px;
    align-items: stretch;
}

.support-quick-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-lg);
    padding: 36px 32px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition-normal);
}

.support-quick-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12);
}

.support-quick-card.kakao-card {
    border-top: 4px solid #FEE500;
}

.support-quick-card.remote-card {
    border-top: 4px solid #3B82F6;
}

.support-quick-card.direct-card {
    border-top: 4px solid #10B981;
}

.quick-icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    margin-bottom: 20px;
}

.quick-icon-wrapper.blue { background: rgba(59, 130, 246, 0.12); color: #3B82F6; }
.quick-icon-wrapper.yellow { background: #FFFBEB; color: #D97706; border: 1px solid #FCD34D; }
.quick-icon-wrapper.green { background: rgba(16, 185, 129, 0.12); color: #10B981; }

.support-quick-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.support-quick-card p.card-desc {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 24px;
    line-height: 1.6;
}

.direct-tel-box {
    background-color: var(--bg-light);
    border-radius: var(--border-radius-sm);
    padding: 16px 20px;
    border: 1px solid var(--border-color);
}

.direct-tel-box p {
    margin-bottom: 8px;
    font-size: 13px;
    color: var(--text-dark);
    line-height: 1.6;
}

.direct-tel-box p:last-child {
    margin-bottom: 0;
}

/* Floating Quick Menu Polish */
.floating-quick-menu {
    position: fixed;
    right: 32px;
    bottom: 36px;
    z-index: 999;
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    gap: 14px;
}

.quick-trigger {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: #ffffff;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.2);
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.35);
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.quick-trigger:hover {
    transform: scale(1.08);
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.45);
}

.quick-trigger.active {
    transform: rotate(135deg);
    background: #ef4444;
}

.quick-submenu {
    display: flex;
    flex-direction: column;
    gap: 12px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.quick-submenu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.quick-item {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 20px;
    box-shadow: 0 6px 16px rgba(0,0,0,0.18);
    position: relative;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    text-decoration: none;
}

.quick-item:hover {
    transform: scale(1.12);
    box-shadow: 0 10px 24px rgba(0,0,0,0.25);
}

.quick-item.tel { background-color: #10B981; }
.quick-item.kakao { background-color: #FEE500; color: #191919; }
.quick-item.remote { background-color: #EF4444; }
.quick-item.calc { background-color: #3B82F6; }

.quick-label {
    position: absolute;
    right: 66px;
    background-color: #0f172a;
    color: #ffffff;
    padding: 7px 14px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    transform: translateX(8px);
    box-shadow: 0 4px 14px rgba(0,0,0,0.2);
}

.quick-item:hover .quick-label {
    opacity: 1;
    transform: translateX(0);
}

/* Explicit Kakao Yellow Icon styling */
.quick-item.kakao,
a.quick-item.kakao {
    background-color: #FEE500 !important;
    color: #3C1E1E !important;
    border: 1px solid #FACC15 !important;
}

.quick-item.kakao i,
a.quick-item.kakao i {
    color: #3C1E1E !important;
}

/* ==========================================
   Ultra-Sleek Modern Support Cards
   ========================================== */
.support-quick-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 70px;
    align-items: stretch;
}

.support-quick-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 36px 30px 30px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
    border: 1px solid #E2E8F0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.support-quick-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
    border-color: #CBD5E1;
}

.quick-icon-wrapper {
    width: 64px;
    height: 64px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    margin-bottom: 22px;
    transition: transform 0.3s ease;
}

.support-quick-card:hover .quick-icon-wrapper {
    transform: scale(1.08) rotate(-3deg);
}

.quick-icon-wrapper.remote {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    color: #2563eb;
    border: 1px solid #bfdbfe;
}

.quick-icon-wrapper.kakao {
    background: linear-gradient(135deg, #fefce8 0%, #fef9c3 100%);
    color: #3c1e1e;
    border: 1px solid #fef08a;
}

.quick-icon-wrapper.direct {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    color: #059669;
    border: 1px solid #a7f3d0;
}

.support-quick-card h3 {
    font-size: 21px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 14px;
    letter-spacing: -0.5px;
}

.card-desc {
    font-size: 14px;
    color: #64748b;
    line-height: 1.65;
    margin-bottom: 24px;
}

.direct-contact-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
    background: #f8fafc;
    padding: 16px;
    border-radius: 14px;
    border: 1px solid #f1f5f9;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
}

.contact-item i {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #059669;
    font-size: 13px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

.contact-item .c-label {
    display: block;
    font-size: 11px;
    color: #94a3b8;
    font-weight: 600;
    line-height: 1.2;
}

.contact-item .c-val {
    font-size: 13.5px;
    color: #1e293b;
    font-weight: 700;
}

.contact-item .c-val span {
    font-weight: 500;
    color: #64748b;
    font-size: 12px;
}

/* Action Buttons */
.card-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 15px 20px;
    border-radius: 12px;
    font-size: 14.5px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.card-action-btn.remote {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    color: #ffffff;
}

.card-action-btn.remote:hover {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
    color: #ffffff;
}

.card-action-btn.kakao {
    background: #FEE500;
    color: #191919;
    border: 1px solid #facc15;
}

.card-action-btn.kakao:hover {
    background: #fde047;
    box-shadow: 0 8px 20px rgba(250, 204, 21, 0.35);
    color: #191919;
}

.card-action-btn.direct {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: #ffffff;
}

.card-action-btn.direct:hover {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
    color: #ffffff;
}

/* ==========================================
   Product Detail In-Page Modal Overlay
   ========================================== */
.product-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 20px;
}

.product-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.product-modal-container {
    background: #ffffff;
    width: 100%;
    max-width: 1280px;
    height: 90vh;
    border-radius: 18px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95) translateY(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.product-modal-overlay.active .product-modal-container {
    transform: scale(1) translateY(0);
}

.product-modal-header {
    background: #0f172a;
    color: #ffffff;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.product-modal-title {
    font-size: 18px;
    font-weight: 700;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-modal-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.modal-ext-link {
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.modal-ext-link:hover {
    background: rgba(255, 255, 255, 0.25);
    color: #ffffff;
}

.modal-close-btn {
    background: #ef4444;
    color: #ffffff;
    border: none;
    padding: 8px 18px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 800;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.1s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.modal-close-btn:hover {
    background: #dc2626;
    transform: scale(1.03);
}

.product-modal-body {
    flex: 1;
    position: relative;
    background: #f8fafc;
    overflow: hidden;
}

.product-modal-iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: #ffffff;
}

.product-modal-footer {
    background: #f1f5f9;
    padding: 10px 24px;
    font-size: 13px;
    color: #64748b;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid #e2e8f0;
}

/* Portfolio Card Thumbnail Styles */
.portfolio-card-img-wrap {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background-color: #f1f5f9;
    border-radius: var(--border-radius-md);
    margin-bottom: 20px;
    border: 1px solid #e2e8f0;
}

.portfolio-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
    cursor: pointer;
}

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