@charset "UTF-8";

:root {
    --primary-blue: #1c3c6f;
    --hover-blue: #2d5a9e;
    --text-dark: #111827;
    --text-muted: #6b7280;
    --bg-light: #f9fafb;
    --white: #ffffff;
    --border-color: #f3f4f6;
    --card-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.05);
    --hover-shadow: 0 35px 60px -15px rgba(0, 0, 0, 0.1);
    --gradient-bg: linear-gradient(135deg, #ffffff 0%, #f3f4f6 100%);
}

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

body {
    /* Set Pretendard as primary */
    font-family: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, "Helvetica Neue", "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
    color: var(--text-dark);
    background: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.container {
    max-width: 1400px; /* Wider for more breathing room */
    margin: 0 auto;
    padding: 0 40px; /* Increased padding */
}

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

/* Header Start */
.top-nav {
    background: var(--white);
    border-bottom: 1px solid var(--border-color);
    padding: 24px 0; /* Huge breathing room */
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 16px;
    cursor: pointer;
}

.main-logo-image {
    width: 72px;
    height: 72px;
    object-fit: contain;
    flex-shrink: 0;
}

.logo-text h1 {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--primary-blue);
    margin-bottom: 2px;
}

.logo-text span {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-muted);
}

.top-links-area {
    display: flex;
    align-items: center;
    gap: 40px; /* Spacious */
}

.top-links {
    display: flex;
    gap: 24px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
}

.top-links a:hover {
    color: var(--primary-blue);
}

.lang-selector {
    color: #cbd5e1;
    font-weight: 600;
    border-left: 1px solid #e2e8f0;
    padding-left: 24px;
}

.search-wrap {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: 50px; /* Pill shape for premium feel */
    overflow: hidden;
    background: var(--bg-light);
    padding: 4px 8px;
}

.search-wrap input {
    background: transparent;
    border: none;
    padding: 10px 16px;
    outline: none;
    font-size: 0.95rem;
    width: 200px;
}

.search-wrap button {
    background: transparent;
    border: none;
    padding: 0 16px;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--text-muted);
}

/* Nav Icons Menu (Minimalist Line) */
.main-category-nav {
    background: var(--white);
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
}

.nav-icons-wrap {
    display: flex;
    justify-content: space-evenly;
}

.nav-icon-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 5px 15px;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-icon-link:hover {
    transform: translateY(-5px);
}

.icon-box {
    width: 50px;
    height: 50px;
    background: transparent;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--text-dark);
    opacity: 0.7; /* User recommendation: 0.7 opacity */
    transition: all 0.3s ease;
}

.nav-icon-link:hover .icon-box {
    color: var(--primary-blue);
    opacity: 1;
    background: var(--bg-light);
}

.nav-icon-link span {
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--text-dark);
}

/* Animations */
.animate-slide-up {
    opacity: 0;
    transform: translateY(40px);
    animation: slideUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

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

/* Hero Section (Grand & Dramatic) */
.hero-wrap {
    position: relative;
    width: 100%;
    height: 60vh; /* Height increased to 1.5x of 40vh */
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero-image {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 1;
}

.hero-slider {
    background: #0f172a;
}

.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transform: scale(1.08);
    animation: heroSlideShow 18s infinite;
}

.hero-slide-1 {
    background-image: url('../assets/images/hero.png');
    animation-delay: 0s;
}

.hero-slide-2 {
    background-image: url('../assets/images/study.png');
    animation-delay: 6s;
}

.hero-slide-3 {
    background-image: url('../assets/images/hero.png');
    background-position: center 30%;
    animation-delay: 12s;
}

@keyframes heroSlideShow {
    0% {
        opacity: 0;
        transform: scale(1.12);
    }
    8% {
        opacity: 1;
    }
    30% {
        opacity: 1;
        transform: scale(1.04);
    }
    38% {
        opacity: 0;
    }
    100% {
        opacity: 0;
        transform: scale(1);
    }
}

.hero-gradient {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to right, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.2) 60%, transparent 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--white);
    padding-top: 5vh;
}

.hero-title {
    font-size: 5.5rem; /* Huge font */
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    text-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.8rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    opacity: 0.9;
}

/* Asymmetric Grid Bento Box System */
.bento-section {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr; /* 2:1:1 Unbalanced */
    grid-auto-rows: minmax(360px, auto);
    gap: 24px;
    margin-top: -120px; /* Adjusted negative margin for larger hero */
    position: relative;
    z-index: 10;
    padding-bottom: 80px;
}

.bento-box {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 30px; /* Large, unified border radius */
    padding: 40px; /* Spacious padding */
    box-shadow: var(--card-shadow);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    border: 1px solid rgba(255,255,255,1);
    display: flex;
    flex-direction: column;
}

.bento-box:hover {
    transform: translateY(-10px);
    box-shadow: var(--hover-shadow);
}

.notice-board {
    grid-column: 1 / 2;
    grid-row: 1 / 2; /* Half height */
}

/* Form block */
.consult-form {
    display: flex;
    flex-direction: column;
    height: 100%;
    gap: 12px;
    margin-top: 5px;
}

.form-group-row {
    display: flex;
    gap: 16px;
}

.form-group-row .form-group {
    flex: 1;
}

.form-group input, .form-group textarea {
    width: 100%;
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    padding: 16px 20px;
    border-radius: 16px;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-dark);
    outline: none;
    transition: all 0.3s ease;
}

.form-group input::placeholder, .form-group textarea::placeholder {
    color: rgba(17, 24, 39, 0.6);
}

.form-group input:focus, .form-group textarea:focus {
    background: rgba(255, 255, 255, 0.95);
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(28, 60, 111, 0.1);
}

.form-group.flex-grow {
    flex-grow: 1;
    display: flex;
}

.form-group textarea {
    resize: none;
    flex-grow: 1;
    height: 100%;
}

.form-actions {
    text-align: right;
    margin-top: auto; /* Push to bottom */
    padding-top: 15px;
}

.btn-submit {
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 18px 40px;
    font-size: 1.15rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 10px 25px rgba(28, 60, 111, 0.3);
}

.btn-submit:hover {
    background: var(--hover-blue);
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(28, 60, 111, 0.4);
}

.info-board {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
}

.list-board {
    grid-column: 3 / 4;
    grid-row: 1 / 2;
}

.bento-image-box {
    grid-column: 1 / 2;
    grid-row: 2 / 3;
    border-radius: 30px; /* Match others */
    overflow: hidden;
    box-shadow: var(--card-shadow);
    position: relative;
}

.bento-video-box {
    grid-column: 2 / 4;
    grid-row: 2 / 3;
    border-radius: 30px; /* Match others */
    overflow: hidden;
    box-shadow: var(--card-shadow);
    position: relative;
}

.bento-video-box iframe {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bento-image-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.bento-image-box:hover img {
    transform: scale(1.05);
}

/* Card Internals */
.bento-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px; /* Spaced out */
}

.bento-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--primary-blue);
}

.btn-more {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 5px;
}

.btn-more:hover {
    color: var(--primary-blue);
}

.board-list {
    list-style: none;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between; /* Spread items to fill tall box */
}

.board-list li {
    margin-bottom: 16px; /* Spaced out */
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.board-list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.board-list a {
    font-size: 1.05rem;
    color: var(--text-dark);
    display: block;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.board-list a:hover {
    color: var(--primary-blue);
    padding-left: 5px; /* Micro interaction */
}

.notice-board .board-list a {
    font-size: 1.15rem; /* Larger text for tall notice box */
}

/* Content Pages */
.page-header {
    background: var(--gradient-bg);
    padding: 120px 0 80px 0; /* Huge breathing room */
    text-align: center;
}

.page-header h2 {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--primary-blue);
}

.page-content-area {
    background: var(--white);
    padding: 80px; /* Spacious */
    border-radius: 30px;
    box-shadow: var(--card-shadow);
    margin-top: -40px; /* Overlap slightly */
    margin-bottom: 100px;
    position: relative;
    z-index: 10;
}

.content-body h4.sub-heading {
    margin-top: 50px;
    margin-bottom: 20px;
    color: var(--primary-blue);
    font-size: 1.5rem;
    font-weight: 700;
    border-left: 6px solid var(--primary-blue);
    padding-left: 16px;
}

.content-body p {
    margin-bottom: 20px;
    color: #374151;
    font-size: 1.1rem;
    line-height: 1.8;
}

.content-body li {
    list-style: none;
    margin-bottom: 12px;
    color: #374151;
    font-size: 1.1rem;
}

/* Board Templates */
.board-wrapper {
    width: 100%;
    margin-top: 30px;
}
.board-table {
    width: 100%;
    border-collapse: collapse;
}
.board-table th {
    background: var(--bg-light);
    padding: 20px;
    font-size: 1rem;
    font-weight: 600;
    border-top: 2px solid var(--text-dark);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-dark);
}
.board-table td {
    padding: 24px 20px;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    font-size: 1.05rem;
}
.board-table td.board-title {
    text-align: left;
    font-weight: 500;
}
.board-table td.board-title a:hover {
    color: var(--primary-blue);
}

.dean-photo {
    float: right;
    max-width: 300px;
    border-radius: 20px;
    margin-left: 40px;
    margin-bottom: 20px;
    box-shadow: var(--card-shadow);
}

.dean-signature {
    width: 250px;
    display: block;
    margin: 15px 0 5px 0;
    mix-blend-mode: multiply;
    filter: grayscale(1) contrast(1.2);
}

.feature-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 20px;
}
.fc-box {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 35px 20px;
    text-align: center;
    transition: transform 0.3s ease;
}
.fc-box:hover {
    transform: translateY(-8px);
    box-shadow: var(--card-shadow);
}
.fc-icon {
    font-size: 3.5rem;
    color: var(--primary-blue);
    margin-bottom: 15px;
    opacity: 0.8;
}
.fc-box h4 {
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}
.fc-box p {
    font-size: 1rem;
    color: #6b7280;
    line-height: 1.5;
}

/* Modern Footer matched to Homepage Theme */
.modern-footer {
    background: var(--primary-blue);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 30px 0;
    font-size: 0.95rem;
    font-family: inherit;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}
.f-col h6 {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    font-weight: 600;
    margin-bottom: 25px;
    text-transform: uppercase;
}
.f-brand {
    color: var(--white);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 20px;
}
.f-col p {
    margin-bottom: 12px;
    line-height: 1.8;
}
.f-col strong {
    color: #ffffff;
}
.f-links ul {
    list-style: none;
}
.f-links li {
    margin-bottom: 16px;
}
.f-links a {
    display: flex;
    align-items: center;
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
}
.f-links a i {
    color: #93c5fd; /* Soft light blue arrow */
    font-size: 1.1rem;
    transition: transform 0.3s ease;
    margin-left: 10px;
}
.f-links a:hover {
    color: var(--white);
}
.f-links a:hover i {
    transform: translateX(5px);
}
.f-connect p {
    margin-bottom: 30px;
    line-height: 1.8;
}
.btn-primary {
    background: var(--white);
    color: var(--primary-blue);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    padding: 14px 28px;
    border-radius: 50px;
    display: inline-block;
    transition: background 0.3s ease, transform 0.3s ease;
}
.btn-primary:hover {
    background: #f1f5f9;
    color: var(--hover-blue);
    transform: translateY(-2px);
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.9rem;
}

@media (max-width: 1200px) {
    .bento-section {
        grid-template-columns: 1fr 1fr;
        grid-template-areas: 
            "notice notice"
            "image image"
            "info degree"
            "video video";
        grid-auto-rows: minmax(auto, 300px);
    }
    .notice-board { grid-area: notice; grid-column: span 2; grid-row: 1;}
    .bento-image-box { grid-area: image; grid-column: span 2; grid-row: 2;}
    .info-board { grid-area: info; grid-row: 3;}
    .list-board { grid-area: degree; grid-row: 3;}
    .bento-video-box { grid-area: video; grid-column: span 2; grid-row: 4;}
}

@media (max-width: 768px) {
    .header-col { display: block; }
    .hero-title { font-size: 3.5rem; }
    .top-nav-inner,
    .top-links-area {
        gap: 20px;
        flex-wrap: wrap;
    }
    .logo-area {
        align-items: flex-start;
    }
    .main-logo-image {
        width: 56px;
        height: 56px;
    }
    .bento-section {
        grid-template-columns: 1fr;
        grid-template-areas: none;
    }
    .notice-board, .info-board, .list-board, .bento-image-box, .bento-video-box {
        grid-column: span 1;
        grid-row: auto;
    }
    .action-card {
        flex: 1 1 100%;
        margin-bottom: 20px;
    }
    .page-content-area { padding: 40px 20px; }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}