/* ==========================================
   벤처스퀘어 투자 웹사이트 스타일시트
   ========================================== */

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

:root {
    /* 브랜드 컬러 */
    --primary-color: #0066FF;
    --secondary-color: #00D4FF;
    --accent-color: #FF3366;
    --dark-color: #0A0E27;
    --dark-secondary: #1A1F3A;
    --light-color: #F8F9FA;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B8C8;
    --text-dark: #0A0E27;
    
    /* 그라디언트 */
    --gradient-primary: linear-gradient(135deg, #0066FF 0%, #00D4FF 100%);
    --gradient-secondary: linear-gradient(135deg, #FF3366 0%, #FF6B9D 100%);
    --gradient-dark: linear-gradient(135deg, #0A0E27 0%, #1A1F3A 100%);
    
    /* 타이포그래피 */
    --font-primary: 'Inter', 'Noto Sans KR', sans-serif;
    --font-secondary: 'Noto Sans KR', sans-serif;
    
    /* 간격 */
    --section-padding: 120px 0;
    --container-padding: 0 20px;
    
    /* 애니메이션 */
    --transition-base: all 0.3s ease;
    --transition-smooth: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* 그림자 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.24);
    
    /* 반응형 브레이크포인트 */
    --breakpoint-mobile: 480px;
    --breakpoint-tablet: 768px;
    --breakpoint-desktop: 1024px;
    --breakpoint-wide: 1440px;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--dark-color);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* ==========================================
   Navigation
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.98);
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    height: 80px;
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: var(--transition-base);
}

.nav-brand a:hover {
    transform: scale(1.05);
}

.brand-logo {
    height: 45px;
    width: auto;
    display: block;
    transition: var(--transition-base);
}

.brand-logo:hover {
    opacity: 0.9;
}

/* Legacy brand styles (keep for fallback) */
.brand-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
    color: white;
}

.brand-text {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-menu li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition-base);
    position: relative;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-menu li a:hover {
    color: var(--text-primary);
}

.nav-menu li a:hover::after {
    width: 100%;
}

/* 뉴스 버튼 스타일 */
.nav-menu .news-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white !important;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.nav-menu .news-btn::after {
    display: none;
}

.nav-menu .news-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    color: white !important;
}

/* 언어 전환 버튼 */
.language-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 4px;
    backdrop-filter: blur(10px);
}

.language-switcher button {
    padding: 6px 12px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 16px;
    transition: var(--transition-base);
    text-transform: uppercase;
}

.language-switcher button.active {
    background: var(--primary-color);
    color: white;
}

.language-switcher button:hover:not(.active) {
    color: var(--text-primary);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-base);
}

/* ==========================================
   Hero Section
   ========================================== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 80px;
}

/* 애니메이션 배경 */
.animated-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(0, 212, 255, 0.6);
    border-radius: 50%;
    animation: float 15s infinite;
}

.particle:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 12s;
}

.particle:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: 2s;
    animation-duration: 15s;
}

.particle:nth-child(3) {
    top: 40%;
    left: 60%;
    animation-delay: 4s;
    animation-duration: 18s;
}

.particle:nth-child(4) {
    top: 80%;
    left: 30%;
    animation-delay: 6s;
    animation-duration: 14s;
}

.particle:nth-child(5) {
    top: 30%;
    left: 90%;
    animation-delay: 8s;
    animation-duration: 16s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.3;
    }
    25% {
        transform: translate(100px, -100px) scale(1.5);
        opacity: 0.6;
    }
    50% {
        transform: translate(-50px, -200px) scale(1);
        opacity: 0.4;
    }
    75% {
        transform: translate(-150px, -100px) scale(1.3);
        opacity: 0.5;
    }
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: orbFloat 20s infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #0066FF 0%, transparent 70%);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, #00D4FF 0%, transparent 70%);
    bottom: -150px;
    right: -150px;
    animation-delay: 5s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, #FF3366 0%, transparent 70%);
    top: 50%;
    left: 50%;
    animation-delay: 10s;
}

@keyframes orbFloat {
    0%, 100% {
        transform: translate(0, 0);
    }
    33% {
        transform: translate(100px, -50px);
    }
    66% {
        transform: translate(-50px, 100px);
    }
}

.hero-content {
    position: relative;
    z-index: 10;
    width: 100%;
}

.hero-text {
    text-align: center;
    margin-bottom: 80px;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.title-highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 20px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* 버튼 스타일 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 12px;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
    font-family: var(--font-primary);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 16px rgba(0, 102, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 102, 255, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-tertiary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
}

.btn-tertiary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

.btn-large {
    padding: 18px 40px;
    font-size: 18px;
    width: 100%;
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
    max-width: 1200px;
    margin: 0 auto;
}

@media (max-width: 1100px) {
    .hero-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

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

.stat-item {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 28px 32px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
    transition: var(--transition-smooth);
    text-align: left;
}

.stat-item:hover {
    transform: translateY(-6px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(0, 102, 255, 0.45);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    flex: 0 0 72px;
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.16), rgba(0, 212, 255, 0.16));
    border-radius: 20px;
    color: var(--secondary-color);
    position: relative;
    overflow: hidden;
}

.stat-icon.stat-emoji {
    font-size: 42px;
    color: var(--text-primary);
    filter: none;
}

.stat-icon::after {
    content: '';
    position: absolute;
    inset: 6px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.25), rgba(0, 212, 255, 0.15));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.stat-item:hover .stat-icon::after {
    opacity: 1;
}

.stat-icon i {
    position: relative;
    z-index: 1;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-icon img {
    width: 52px;
    height: 52px;
    object-fit: contain;
    filter: brightness(0) saturate(0%) invert(100%);
    position: relative;
    z-index: 1;
}

.stat-icon.tips-icon {
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.16), rgba(0, 212, 255, 0.16));
}

.stat-icon.tips-icon img {
    filter: none;
}

.stat-text {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}

.stat-number {
    font-size: 44px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.stat-label {
    font-size: 15px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

@media (max-width: 640px) {
    .stat-item {
        padding: 24px;
        gap: 20px;
        align-items: flex-start;
    }

    .stat-icon {
        flex: 0 0 64px;
        width: 64px;
        height: 64px;
    }

    .stat-icon.stat-emoji {
        font-size: 36px;
    }

    .stat-number {
        font-size: 38px;
    }
}

/* 데이터 출처 */
.data-source {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
}

.data-source p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 400;
    letter-spacing: 0.5px;
}

.data-source a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

.data-source a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: width 0.3s ease;
}

.data-source a:hover {
    color: var(--primary-color);
}

.data-source a:hover::after {
    width: 100%;
    background: var(--primary-color);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: bounce 2s infinite;
}

.mouse {
    width: 24px;
    height: 36px;
    border: 2px solid var(--text-secondary);
    border-radius: 12px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 8px;
    background: var(--text-secondary);
    border-radius: 2px;
    animation: mouseScroll 1.5s infinite;
}

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

@keyframes mouseScroll {
    0% {
        opacity: 1;
        transform: translate(-50%, 0);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, 12px);
    }
}

/* ==========================================
   Section Styles
   ========================================== */
section {
    padding: var(--section-padding);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-subtitle {
    display: inline-block;
    font-size: 14px;
    font-weight: 700;
    color: var(--secondary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.section-description {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto;
}

/* 전체 보기 링크 */
.view-all-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: var(--transition-smooth);
    border-bottom: 2px solid transparent;
}

.view-all-link:hover {
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    transform: translateX(5px);
}

.view-all-link i {
    transition: transform 0.3s ease;
}

.view-all-link:hover i {
    transform: translateX(5px);
}

/* ==========================================
   About Section
   ========================================== */
.about-section {
    background: var(--dark-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 80px;
}

.about-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition-smooth);
}

.about-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.about-icon {
    font-size: 48px;
    margin-bottom: 24px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-card h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.about-card p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.about-vision {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    background: rgba(0, 102, 255, 0.05);
    border: 1px solid rgba(0, 102, 255, 0.2);
    border-radius: 24px;
    padding: 60px;
}

.vision-content h3 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.vision-content p {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-style: italic;
}

.vision-image {
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.vision-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 16px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-lg);
}

.vision-photo:hover {
    transform: scale(1.05);
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: var(--primary-color);
    border: 2px dashed rgba(255, 255, 255, 0.1);
}

/* ==========================================
   Portfolio Section
   ========================================== */
.portfolio-section {
    background: var(--dark-color);
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

/* 포트폴리오 필터 */
.portfolio-filter {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 50px;
    padding: 0 20px;
}

.filter-btn {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition-base);
    font-family: var(--font-primary);
    white-space: nowrap;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px;
    max-width: 1080px;
    margin: 0 auto;
}

@media (max-width: 1180px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}

.portfolio-grid .portfolio-empty,
.portfolio-grid .portfolio-error {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 24px;
    border-radius: 20px;
    border: 1px dashed rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
    font-size: 18px;
    line-height: 1.6;
}

.portfolio-grid .portfolio-error {
    color: #f87171;
    border-color: rgba(239, 68, 68, 0.4);
    background: rgba(239, 68, 68, 0.08);
}

.portfolio-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition-smooth);
    /* 초기 상태 */
    opacity: 0;
    transform: translateY(20px);
}

.portfolio-item.skeleton {
    pointer-events: none;
    opacity: 1;
    transform: none;
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(255, 255, 255, 0.08);
}

.portfolio-item.skeleton .portfolio-image,
.portfolio-item.skeleton .portfolio-content {
    animation: none;
}

.skeleton-box {
    position: relative;
    display: block;
    width: 100%;
    background: linear-gradient(90deg, rgba(255,255,255,0.05) 25%, rgba(255,255,255,0.12) 50%, rgba(255,255,255,0.05) 75%);
    background-size: 200% 100%;
    border-radius: 10px;
    animation: skeleton-loading 1.2s infinite ease-in-out;
}

.portfolio-item.skeleton .portfolio-logo-container {
    background: rgba(255, 255, 255, 0.06);
    border-radius: 16px;
}

.portfolio-item.skeleton .portfolio-title.skeleton-box {
    height: 24px;
    margin: 18px 0;
}

.portfolio-item.skeleton .portfolio-category.skeleton-box {
    height: 14px;
    width: 120px;
}

.portfolio-item.skeleton .portfolio-description.skeleton-box {
    height: 50px;
}

.portfolio-item.skeleton .portfolio-tags .skeleton-box {
    height: 20px;
    width: 70px;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.portfolio-item:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-xl);
}

.portfolio-image {
    height: 240px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.3);
}

.portfolio-image .image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: var(--primary-color);
    background: rgba(255, 255, 255, 0.03);
    transition: var(--transition-smooth);
}

.portfolio-item:hover .portfolio-image .image-placeholder {
    transform: scale(1.1);
}

.portfolio-content {
    padding: 30px;
}

.portfolio-category {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--secondary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.portfolio-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.portfolio-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

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

.tag {
    padding: 6px 14px;
    font-size: 12px;
    font-weight: 600;
    background: rgba(0, 102, 255, 0.1);
    border: 1px solid rgba(0, 102, 255, 0.3);
    color: var(--secondary-color);
    border-radius: 20px;
}

.portfolio-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 48px;
}

.portfolio-pagination.is-hidden {
    display: none;
}

.pagination-btn {
    min-width: 44px;
    height: 44px;
    padding: 0 16px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-secondary);
    font-weight: 600;
    transition: var(--transition-base);
    cursor: pointer;
}

.pagination-btn:hover:not([disabled]) {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #fff;
    transform: translateY(-2px);
}

.pagination-btn[disabled] {
    cursor: not-allowed;
    opacity: 0.4;
}

.pagination-btn.page.active {
    background: var(--primary-color);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 8px 20px rgba(0, 102, 255, 0.25);
}

.pagination-btn.nav {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* 포트폴리오 로고 컨테이너 */
.portfolio-logo-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    position: relative;
}

.portfolio-logo {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(20%);
    transition: var(--transition-smooth);
}

.portfolio-item:hover .portfolio-logo {
    filter: grayscale(0%);
    transform: scale(1.05);
}

/* 배지 */
.portfolio-badges {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    gap: 6px;
    flex-direction: column;
    align-items: flex-end;
    z-index: 2;
}

.portfolio-badge {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
    background: white;
}

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

.portfolio-logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    padding: 20px;
}

.portfolio-ceo {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-style: italic;
}


/* 로딩 메시지 */
.loading-message {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 20px;
    color: var(--text-secondary);
}

.loading-message i {
    font-size: 48px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.loading-message p {
    font-size: 18px;
}

/* ==========================================
   Investment Section
   ========================================== */
.investment-section {
    background: var(--dark-secondary);
}

.investment-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.investment-info h3 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 30px;
}

.investment-criteria {
    list-style: none;
    margin-bottom: 50px;
}

.investment-criteria li {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    margin-bottom: 24px;
}

.investment-criteria i {
    font-size: 24px;
    color: var(--secondary-color);
    margin-top: 4px;
}

.investment-criteria strong {
    display: block;
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.investment-criteria p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.investment-process h4 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.process-step {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: rgba(0, 102, 255, 0.05);
    border: 1px solid rgba(0, 102, 255, 0.2);
    border-radius: 12px;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: white;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.step-content strong {
    font-size: 16px;
    color: var(--text-primary);
}

.step-content span {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Form Styles */
.investment-form-container,
.newsletter-form-container {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 50px;
}

.investment-form,
.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 16px 20px;
    font-size: 15px;
    font-family: var(--font-primary);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.08);
}

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

.checkbox-group {
    flex-direction: row;
    align-items: center;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    margin: 0;
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-group span {
    font-size: 14px;
    color: var(--text-secondary);
}

.form-message {
    padding: 16px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 500;
    text-align: center;
    margin-top: 20px;
    display: none;
}

.form-message.success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22C55E;
    display: block;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #EF4444;
    display: block;
}

/* ==========================================
   Dynamic Sections
   ========================================== */
.dynamic-section {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.dynamic-section .section-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.dynamic-section .section-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.dynamic-section .section-icon-img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 16px;
}

.dynamic-section .section-icon-emoji {
    font-size: 72px;
    line-height: 1;
}

.dynamic-section .section-icon i {
    font-size: 64px;
    color: var(--primary-color);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.dynamic-section .section-title {
    font-size: 48px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 24px;
    line-height: 1.2;
}

.dynamic-section .section-body {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-secondary);
}

.dynamic-section .section-body p {
    margin-bottom: 16px;
}

.dynamic-section .section-body h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 32px 0 16px;
}

.dynamic-section .section-body ul,
.dynamic-section .section-body ol {
    margin: 16px 0;
    padding-left: 32px;
}

.dynamic-section .section-body li {
    margin-bottom: 12px;
    line-height: 1.8;
}

@media (max-width: 768px) {
    .dynamic-section {
        padding: 60px 0;
    }

    .dynamic-section .section-title {
        font-size: 32px;
    }

    .dynamic-section .section-body {
        font-size: 16px;
    }

    .dynamic-section .section-icon-img {
        width: 60px;
        height: 60px;
    }

    .dynamic-section .section-icon-emoji {
        font-size: 56px;
    }

    .dynamic-section .section-icon i {
        font-size: 48px;
    }
}

/* ==========================================
   News Cards Layout (for news sections)
   ========================================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.news-card {
    background: var(--dark-secondary);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.news-card-thumbnail {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--dark-color);
}

.news-card-content {
    padding: 24px;
}

.news-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.news-card-source {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.news-card-date {
    font-size: 12px;
    color: var(--text-secondary);
}

.news-card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card.featured {
    grid-column: span 2;
}

.news-card.featured .news-card-thumbnail {
    height: 300px;
}

.news-card.featured .news-card-title {
    font-size: 24px;
}

.news-card.featured .news-card-description {
    font-size: 16px;
    -webkit-line-clamp: 4;
}

@media (max-width: 1024px) {
    .news-card.featured {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .news-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .news-card.featured .news-card-thumbnail {
        height: 200px;
    }
}

/* ==========================================
   Cards Layout Template
   ========================================== */
.cards-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.card-item {
    background: var(--dark-secondary);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

.card-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
}

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

.card-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ==========================================
   Grid Layout Template
   ========================================== */
.grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.grid-item {
    background: var(--dark-secondary);
    padding: 24px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

.grid-item:hover {
    background: var(--dark-color);
}

.grid-item-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.grid-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.grid-item p {
    font-size: 13px;
    color: var(--text-secondary);
}

/* ==========================================
   Timeline Layout Template
   ========================================== */
.timeline-layout {
    position: relative;
    max-width: 900px;
    margin: 48px auto 0;
}

.timeline-layout::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-color);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-content {
    flex: 1;
    background: var(--dark-secondary);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin: 0 32px;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border-radius: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 0 4px var(--dark-color);
}

.timeline-date {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.timeline-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.timeline-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .timeline-layout::before {
        left: 20px;
    }

    .timeline-item,
    .timeline-item:nth-child(even) {
        flex-direction: row;
    }

    .timeline-content {
        margin-left: 48px;
        margin-right: 0;
    }

    .timeline-marker {
        left: 20px;
    }
}

/* ==========================================
   Newsletter Section
   ========================================== */
.newsletter-section {
    position: relative;
    padding: 120px 0;
    background: #0b0f1d;
    overflow: hidden;
}

.newsletter-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('images/newsletter-bg.jpg') center/cover no-repeat;
    filter: blur(18px) grayscale(60%) saturate(60%);
    transform: scale(1.15);
    opacity: 0.55;
    z-index: 0;
}

.newsletter-section::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(11, 16, 29, 0.85), rgba(23, 32, 55, 0.92));
    z-index: 0;
}

.newsletter-section .container {
    position: relative;
    z-index: 1;
}

.newsletter-cta {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    color: rgba(255, 255, 255, 0.92);
}

.newsletter-cta-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.newsletter-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.newsletter-text .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.newsletter-text .section-title {
    color: white;
}

.newsletter-text .section-description {
    color: rgba(255, 255, 255, 0.9);
    text-align: left;
}

.newsletter-benefits {
    list-style: none;
    margin-top: 30px;
}

.newsletter-benefits li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 16px;
}

.newsletter-benefits i {
    font-size: 20px;
    color: white;
}

.newsletter-benefits .benefit-link {
    color: rgba(255, 255, 255, 0.95);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 2px solid rgba(255, 255, 255, 0.4);
    transition: var(--transition-base);
}

.newsletter-benefits .benefit-link:hover {
    color: white;
    border-bottom-color: white;
}

/* 뉴스레터 CTA 버튼 */
.newsletter-cta-button {
    margin-top: 40px;
}

.btn-newsletter {
    background: white;
    color: var(--primary-color);
    font-size: 20px;
    padding: 20px 50px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.btn-newsletter:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.95);
}

.newsletter-form-container {
    background: white;
    border: none;
    padding: 40px;
}

.newsletter-form input,
.newsletter-form select {
    background: rgba(0, 0, 0, 0.05);
    border-color: rgba(0, 0, 0, 0.1);
    color: var(--text-dark);
}

.newsletter-form input::placeholder {
    color: rgba(0, 0, 0, 0.4);
}

.newsletter-form input:focus,
.newsletter-form select:focus {
    background: rgba(0, 0, 0, 0.08);
    border-color: var(--primary-color);
}

.newsletter-form .checkbox-group span {
    color: var(--text-dark);
}

/* ==========================================
   Company History Section
   ========================================== */
.history-timeline {
    max-width: 860px;
    margin: 32px auto 0;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.history-year-group {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.history-year {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
}

.history-year::before {
    content: '';
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: var(--primary-color);
    box-shadow: 0 0 0 6px rgba(0, 102, 255, 0.12), 0 4px 12px rgba(0, 102, 255, 0.35);
}

.history-year::after {
    content: '';
    flex: 1;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}

.history-items {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.history-items--two-column {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    grid-auto-rows: minmax(0, 1fr);
}

.history-items--two-column .history-item {
    height: 100%;
}

.history-items--scroll {
    max-height: 540px;
    overflow-y: auto;
    padding-right: 10px;
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 102, 255, 0.45) transparent;
}

.history-items--scroll::-webkit-scrollbar {
    width: 6px;
}

.history-items--scroll::-webkit-scrollbar-thumb {
    background: rgba(0, 102, 255, 0.45);
    border-radius: 999px;
}

.history-items--scroll::-webkit-scrollbar-track {
    background: transparent;
}

.history-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    padding: 18px 22px;
    transition: var(--transition-base);
}

.history-item:hover {
    border-color: rgba(0, 102, 255, 0.45);
    box-shadow: 0 16px 32px rgba(0, 102, 255, 0.18);
    transform: translateY(-2px);
}

.history-month {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 72px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(0, 102, 255, 0.18);
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.history-content {
    flex: 1;
}

.history-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.history-description {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.72);
    line-height: 1.6;
}

.history-empty {
    text-align: center;
    color: var(--text-secondary);
    font-size: 15px;
    padding: 24px 0;
}

@media (max-width: 768px) {
    .history-timeline {
        gap: 28px;
    }

    .history-year {
        font-size: 24px;
    }

    .history-item {
        flex-direction: column;
        align-items: stretch;
        padding: 16px 18px;
    }

    .history-items--two-column {
        display: flex;
        flex-direction: column;
    }

    .history-items--scroll {
        max-height: none;
        padding-right: 0;
        overflow: visible;
    }

    .history-month {
        align-self: flex-start;
        min-width: auto;
        padding: 5px 12px;
    }
}

/* ==========================================
   Program Calendar Section
   ========================================== */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.calendar-card {
    background: var(--dark-secondary);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

.calendar-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 102, 255, 0.2);
}

.calendar-date-badge {
    background: var(--gradient-primary);
    padding: 16px;
    text-align: center;
    color: white;
}

.calendar-month-day {
    font-size: 32px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 4px;
}

.calendar-year {
    font-size: 14px;
    opacity: 0.9;
}

.calendar-content {
    padding: 20px;
}

.calendar-time {
    font-size: 13px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.calendar-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.calendar-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.calendar-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

.calendar-location,
.calendar-category {
    display: flex;
    align-items: center;
    gap: 4px;
}

.calendar-category {
    padding: 4px 12px;
    background: rgba(0, 102, 255, 0.1);
    border-radius: 12px;
    color: var(--primary-color);
    font-weight: 600;
}

/* ==========================================
   Team Members Section
   ========================================== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.team-card {
    background: var(--dark-secondary);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
    text-align: center;
}

.team-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 102, 255, 0.2);
}

.team-image-wrapper {
    position: relative;
    width: 100%;
    padding-top: 100%;
    background: var(--dark-color);
    overflow: hidden;
}

.team-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-content {
    padding: 24px;
}

.team-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.team-role {
    font-size: 14px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 12px;
}

.team-bio {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.team-social {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.team-social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.team-social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Team Category Filters */
.team-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 32px 0;
    flex-wrap: wrap;
}

.team-filter-btn {
    padding: 10px 24px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: transparent;
    color: var(--text-secondary);
    border-radius: 24px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
}

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

/* ==========================================
   Brand Story Section
   ========================================== */
.brand-stories {
    max-width: 900px;
    margin: 48px auto 0;
}

.brand-story-item {
    display: flex;
    gap: 48px;
    align-items: center;
    margin-bottom: 80px;
    padding: 40px;
    background: var(--dark-secondary);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.brand-story-item:nth-child(even) {
    flex-direction: row-reverse;
}

.brand-story-image {
    flex: 0 0 400px;
    height: 300px;
    border-radius: 16px;
    overflow: hidden;
}

.brand-story-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.brand-story-content {
    flex: 1;
}

.brand-story-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-story-text {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
}

@media (max-width: 768px) {
    .brand-story-item,
    .brand-story-item:nth-child(even) {
        flex-direction: column;
        gap: 24px;
        padding: 24px;
    }

    .brand-story-image {
        flex: none;
        width: 100%;
        height: 240px;
    }
}

/* ==========================================
   Library Section
   ========================================== */
.library-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.library-card {
    background: var(--dark-secondary);
    border-radius: 12px;
    padding: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
    display: flex;
    gap: 16px;
}

.library-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 102, 255, 0.2);
}

.library-icon {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    background: rgba(0, 102, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--primary-color);
}

.library-info {
    flex: 1;
    min-width: 0;
}

.library-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.library-description {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.library-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--text-secondary);
}

.library-type {
    padding: 4px 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    text-transform: uppercase;
    font-weight: 600;
}

.library-download-btn {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: var(--transition-base);
}

.library-download-btn:hover {
    background: var(--secondary-color);
    transform: scale(1.1);
}

/* ==========================================
   Video Gallery Section
   ========================================== */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.video-card {
    background: var(--dark-secondary);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

.video-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 102, 255, 0.2);
}

.video-thumbnail {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    background: var(--dark-color);
    cursor: default;
    overflow: hidden;
}

.video-thumbnail iframe,
.video-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-thumbnail iframe {
    border: 0;
}

.video-thumbnail img {
    object-fit: cover;
}

.video-thumbnail.is-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top, rgba(0, 102, 255, 0.25), rgba(14, 28, 58, 0.95));
}

.video-thumbnail.is-placeholder img {
    opacity: 0.35;
    filter: blur(2px) saturate(80%);
}

.video-placeholder {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
    padding: 12px 16px;
}

.video-placeholder-icon {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ff4b4b;
    font-size: 28px;
}

.video-placeholder-text {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.78);
}

.video-watch-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(0, 102, 255, 0.9);
    color: white;
    text-decoration: none;
    transition: var(--transition-base);
}

.video-watch-link:hover {
    background: var(--primary-color);
    transform: translateY(-1px);
}

.video-watch-link.disabled {
    background: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.6);
    cursor: not-allowed;
    pointer-events: none;
}

.video-info {
    padding: 20px;
}

.video-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.video-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.video-empty {
    text-align: center;
    color: var(--text-secondary);
    font-size: 15px;
    margin-top: 24px;
}

/* ==========================================
   Photo Gallery Section
   ========================================== */
.photo-gallery {
    margin-top: 48px;
}

.photo-masonry {
    columns: 4;
    column-gap: 24px;
}

.photo-item {
    break-inside: avoid;
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    cursor: pointer;
}

.photo-item img {
    width: 100%;
    display: block;
    border-radius: 12px;
    transition: var(--transition-base);
}

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

.photo-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    opacity: 0;
    transition: var(--transition-base);
}

.photo-item:hover .photo-overlay {
    opacity: 1;
}

.photo-caption {
    color: white;
    font-size: 14px;
    font-weight: 600;
}

@media (max-width: 1200px) {
    .photo-masonry {
        columns: 3;
    }
}

@media (max-width: 768px) {
    .photo-masonry {
        columns: 2;
    }
}

@media (max-width: 480px) {
    .photo-masonry {
        columns: 1;
    }
}

/* ==========================================
   Notice Board Section
   ========================================== */
.notice-list {
    max-width: 900px;
    margin: 48px auto 0;
}

.notice-item {
    background: var(--dark-secondary);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
    cursor: pointer;
}

.notice-item:hover {
    border-color: var(--primary-color);
    transform: translateX(8px);
}

.notice-item.pinned {
    border-color: var(--accent-color);
    background: linear-gradient(135deg, rgba(255, 51, 102, 0.1), rgba(0, 0, 0, 0));
}

.notice-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.notice-badge {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.notice-badge.pinned {
    background: var(--accent-color);
    color: white;
}

.notice-badge.new {
    background: var(--primary-color);
    color: white;
}

.notice-date {
    font-size: 13px;
    color: var(--text-secondary);
}

.notice-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.notice-preview {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==========================================
   Partners Section
   ========================================== */
.partners-section {
    padding: 100px 0;
    background: var(--dark-secondary);
    overflow: hidden;
}

.main-partners {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    margin: 48px 0 64px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.main-partner-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
    min-height: 140px;
}

.main-partner-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 102, 255, 0.2);
}

.main-partner-logo {
    max-width: 100%;
    max-height: 80px;
    object-fit: contain;
}

/* Infinite Scroll Partners */
.partners-scroll-wrapper {
    margin-top: 48px;
    position: relative;
}

.partners-scroll-wrapper::before,
.partners-scroll-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 100px;
    z-index: 2;
    pointer-events: none;
}

.partners-scroll-wrapper::before {
    left: 0;
    background: linear-gradient(to right, var(--dark-secondary), transparent);
}

.partners-scroll-wrapper::after {
    right: 0;
    background: linear-gradient(to left, var(--dark-secondary), transparent);
}

.partners-scroll {
    display: flex;
    gap: 48px;
    animation: scroll-partners 30s linear infinite;
    will-change: transform;
}

.partners-scroll:hover {
    animation-play-state: paused;
}

@keyframes scroll-partners {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.partner-logo-item {
    flex-shrink: 0;
    width: 160px;
    height: 80px;
    background: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0.7;
    transition: var(--transition-base);
    cursor: pointer;
}

.partner-logo-item:hover {
    opacity: 1;
    transform: scale(1.05);
}

.partner-logo-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: rgba(0, 0, 0, 0.3);
    padding: 80px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-brand-logo {
    height: 40px;
    width: auto;
    display: block;
}

.footer-brand-logo--vs {
    height: 46px;
    max-width: 180px;
    object-fit: contain;
}

.footer-brand-logo--tips {
    height: 42px;
    width: auto;
    object-fit: contain;
}

.footer-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.footer-social a:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
    transform: translateY(-2px);
}

.footer-section h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.footer-links,
.footer-contact {
    list-style: none;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 12px;
}

.footer-links a {
    font-size: 15px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-links a i {
    margin-right: 8px;
    color: var(--primary-color);
}

/* 관리자 로그인 링크 */
.footer-links .admin-link {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--secondary-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links .admin-link:hover {
    color: var(--primary-color);
}

.footer-links .admin-link i {
    color: var(--secondary-color);
    font-size: 14px;
}

.footer-links .admin-link:hover i {
    color: var(--primary-color);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--text-secondary);
}

.footer-contact i {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ==========================================
   Legal Modal
   ========================================== */
body.modal-open {
    overflow: hidden;
}

.legal-modal {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1200;
}

.legal-modal.is-active {
    display: flex;
}

.legal-modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(4, 10, 24, 0.7);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.legal-modal__dialog {
    position: relative;
    background: rgba(10, 14, 24, 0.95);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 36px;
    width: min(720px, 90%);
    max-height: 85vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: var(--shadow-xl);
    color: var(--text-primary);
    animation: modalFadeIn 0.3s ease;
}

.legal-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

.legal-modal__header h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-primary);
}

.legal-modal__close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    transition: color 0.2s ease, transform 0.2s ease;
}

.legal-modal__close:hover {
    color: var(--primary-color);
}

.legal-modal__body {
    display: flex;
    flex-direction: column;
    gap: 16px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-secondary);
}

.legal-modal__body h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 12px;
}

.legal-modal__body ul {
    padding-left: 20px;
    list-style: disc;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.legal-modal__body li {
    color: var(--text-secondary);
}

@media (max-width: 640px) {
    .legal-modal__dialog {
        padding: 28px 22px;
        width: 92%;
        border-radius: 16px;
    }

    .legal-modal__header h2 {
        font-size: 22px;
    }

    .legal-modal__body {
        font-size: 14px;
    }
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================
   Scroll to Top Button
   ========================================== */
.scroll-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* ==========================================
   Animations
   ========================================== */
[data-aos] {
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

/* ==========================================
   Responsive Design
   ========================================== */

/* 태블릿 */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px 0;
    }
    
    .hero-title {
        font-size: 48px;
    }
    
    .section-title {
        font-size: 40px;
    }
    
    .about-grid,
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .investment-container,
    .newsletter-content,
    .about-vision {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

/* 모바일 */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .navbar .container {
        height: 70px;
        padding: 15px 20px;
    }
    
    .brand-logo {
        height: 35px;
    }
    
    .footer-brand-logo {
        height: 32px;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: flex-start;
        padding: 40px 20px;
        gap: 20px;
        transition: left 0.3s ease;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    /* 모바일 뉴스 버튼 */
    .nav-menu .news-btn {
        width: 100%;
        justify-content: center;
        margin-top: 10px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .section-description {
        font-size: 16px;
    }
    
    .about-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .about-vision {
        padding: 40px 30px;
    }
    
    .vision-image {
        height: 250px;
    }
    
    .portfolio-filter {
        gap: 8px;
        padding: 0 10px;
    }
    
    .filter-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
    
    .investment-form-container,
    .newsletter-form-container {
        padding: 30px 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .scroll-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
    
    .scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .stat-item {
        padding: 20px;
    }
    
    .stat-number {
        font-size: 36px;
    }
    
    .about-card {
        padding: 30px 20px;
    }
}