@charset "UTF-8";

/* ==========================================================================
   0. RESET & DESIGN TOKENS
   ========================================================================== */
:root {
    --bg-dark-primary: #030712;
    --bg-dark-secondary: #080f1e;
    --accent-blue: #2ebcf9;
    --accent-blue-rgb: 46, 188, 249;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.65);
    --text-muted: rgba(255, 255, 255, 0.4);
    --border-subtle: rgba(255, 255, 255, 0.08);
    --transition-fast: 0.25s ease;
    --transition-normal: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.notice-page {
    background-color: var(--bg-dark-primary);
    color: var(--text-primary);
    font-family: 'Jost', 'Noto Sans KR', sans-serif;
    overflow-x: hidden;
}

.max-layout-width {
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 2rem;
    box-sizing: border-box;
}

/* ==========================================================================
   1. HERO BANNER ZONE
   ========================================================================== */
.about-hero {
    height: 60vh;
    min-height: 460px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #000;
    padding-top: 80px;
    box-sizing: border-box;
}

.about-hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
}

.hero-overlay-filter {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
    rgba(3, 7, 18, 0.2) 0%,
    rgba(3, 7, 18, 0.6) 70%,
    var(--bg-dark-primary) 100%
    );
    z-index: 2;
    pointer-events: none;
}

.hero-flex-wrap {
    width: 100%;
    display: flex;
    justify-content: center;
}

.about-hero-inner {
    position: relative;
    z-index: 3;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.eng-sub {
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.25em;
    color: var(--accent-blue);
    text-transform: uppercase;
    display: block;
    margin-bottom: 1.25rem;
    text-shadow: 0 0 15px rgba(46, 188, 249, 0.45);
}

.hero-main-title {
    font-size: clamp(3.2rem, 5vw, 4.8rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: 0.08em;
    margin-bottom: 2rem;
    text-transform: uppercase;
    background: linear-gradient(135deg, #ffffff 0%, #a5e3ff 50%, #2ebcf9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.9))
    drop-shadow(0 0 20px rgba(46, 188, 249, 0.25))
    drop-shadow(0 0 50px rgba(46, 188, 249, 0.15));
}

.brand-logo-wrap {
    display: flex;
    justify-content: center;
    width: 100%;
}

.hero-center-logo {
    height: 2.2rem;
    width: auto;
    object-fit: contain;
    opacity: 0.85;
}

.reveal-element {
    opacity: 0;
    transform: translateY(40px) scale(0.97);
    transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1),
    transform 1.2s cubic-bezier(0.16, 1, 0.3, 1),
    letter-spacing 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.about-hero-inner .reveal-element {
    letter-spacing: 0.18em;
}

.reveal-element.active {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.about-hero-inner .reveal-element.active {
    letter-spacing: 0.08em;
}

.about-hero-inner .eng-sub.reveal-element.active {
    letter-spacing: 0.25em;
}

/* ==========================================================================
   2. NOTICE BOARD AREA
   ========================================================================== */
.notice-board-section {
    padding: 80px 0 120px;
    background-color: var(--bg-dark-primary);
    width: 100%;
    box-sizing: border-box;
}

.section-header-center {
    text-align: center;
    margin-bottom: 50px;
}

.section-header-center .gold-title {
    font-size: 2.2rem;
    color: #ffffff;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 15px;
}

.font-glow {
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.section-header-center .desc-text {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 750px;
    margin: 0 auto;
    line-height: 1.7;
}

.notice-table {
    width: 100%;
    border-collapse: collapse;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    margin-bottom: 50px;
}

.notice-table th {
    font-weight: 700;
    color: #ffffff;
    border-bottom: 1px solid var(--border-subtle);
    padding: 20px 15px;
    font-size: 1rem;
    background: transparent;
}

.notice-table td {
    padding: 18px 15px;
    font-size: 0.95rem;
    color: var(--text-secondary);
    text-align: center;
}

.notice-table tbody tr {
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    transition: background-color var(--transition-fast);
}

.notice-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.015);
}

.td-subject {
    text-align: left !important;
    padding-left: 20px !important;
}

.td-subject a {
    color: #ffffff;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.td-subject a:hover {
    color: var(--accent-blue);
}

.notice-fixed {
    background-color: rgba(46, 188, 249, 0.015);
}

.fixed-badge {
    background-color: var(--accent-blue);
    color: #030712;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 4px;
}

/* ==========================================================================
   3. BOARD PAGINATION COMPONENT
   ========================================================================== */
.board-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 40px;
}

.board-pagination a {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.board-pagination .num {
    font-family: 'Jost', sans-serif;
    font-size: 0.95rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
}

.board-pagination .num:hover {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.05);
}

.board-pagination .num.active {
    color: var(--accent-blue);
    font-weight: 700;
    border: 1px solid var(--accent-blue);
    box-shadow: 0 0 10px rgba(46, 188, 249, 0.2);
}

.board-pagination .arrow {
    width: 36px;
    height: 36px;
    position: relative;
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    background: rgba(3, 7, 18, 0.4);
}

.board-pagination .arrow:hover {
    border-color: var(--accent-blue);
}

.board-pagination .arrow::before {
    content: '';
    position: absolute;
    width: 6px;
    height: 6px;
    border-top: 1px solid #ffffff;
    border-right: 1px solid #ffffff;
    top: 50%;
    left: 50%;
}

.board-pagination .arrow.prev::before { transform: translate(-30%, -50%) rotate(-135deg); }
.board-pagination .arrow.next::before { transform: translate(-70%, -50%) rotate(45deg); }

/* ==========================================================================
   4. RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 1200px) {
    .about-hero { height: 50vh; padding-top: 70px; }
}

@media (max-width: 768px) {
    .about-hero { height: 40vh; padding-top: 60px; }
    .hero-main-title { font-size: 2.8rem; }
    .notice-table colgroup,
    .notice-table th:nth-child(1), .notice-table td:nth-child(1),
    .notice-table th:nth-child(4), .notice-table td:nth-child(4) {
        display: none !important;
    }
    .notice-table th:nth-child(2) { width: 75% !important; text-align: left; }
    .notice-table th:nth-child(3) { width: 25% !important; text-align: right; }
    .notice-table td:nth-child(2) { width: 75% !important; }
    .notice-table td:nth-child(3) { width: 25% !important; text-align: right !important; font-size: 0.82rem; }
    .td-subject { padding-left: 10px !important; }
}