.page-navbar .navbar-content {
    gap: 12px;
}

.back-btn,
.page-refresh-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    border: 1px solid rgba(79, 70, 229, 0.12);
    background: rgba(79, 70, 229, 0.08);
    color: var(--text-primary);
    flex-shrink: 0;
}

.page-refresh-btn {
    cursor: pointer;
}

.navbar-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.announcements-page {
    padding: 56px 12px 74px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.announcements-hero,
.announcement-section {
    width: min(100%, 960px);
    margin: 0 auto;
}

.announcements-hero {
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.18), transparent 32%),
        linear-gradient(145deg, #0f172a 0%, #4f46e5 52%, #22d3ee 100%);
    border-radius: 24px;
    padding: 22px 18px;
    color: #f8fafc;
    box-shadow: 0 24px 48px rgba(15, 23, 42, 0.18);
    display: grid;
    gap: 18px;
}

.hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-title {
    margin-top: 14px;
    font-size: clamp(28px, 5vw, 40px);
    line-height: 1.08;
}

.hero-subtitle {
    margin-top: 12px;
    max-width: 680px;
    font-size: 14px;
    line-height: 1.7;
    color: rgba(248, 250, 252, 0.9);
    overflow-wrap: anywhere;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.hero-stat {
    padding: 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.14);
    min-width: 0;
}

.hero-stat-value {
    display: block;
    font-size: 24px;
    font-weight: 700;
    line-height: 1.1;
}

.hero-stat-label {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: rgba(248, 250, 252, 0.78);
    overflow-wrap: anywhere;
}

.announcement-section {
    background: var(--bg-white);
    border-radius: 22px;
    border: 1px solid rgba(148, 163, 184, 0.14);
    box-shadow: var(--shadow-sm);
}

.announcement-section-head {
    padding: 18px 18px 0;
}

.announcement-section-title {
    font-size: 20px;
    line-height: 1.2;
}

.announcement-section-meta {
    margin-top: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    overflow-wrap: anywhere;
}

.announcement-list {
    padding: 18px;
    display: grid;
    gap: 16px;
}

.announcement-card {
    display: grid;
    gap: 16px;
    padding: 18px;
    border-radius: 20px;
    border: 1px solid rgba(148, 163, 184, 0.14);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 250, 252, 0.94)),
        var(--bg-white);
    box-shadow: 0 18px 36px rgba(15, 23, 42, 0.06);
    cursor: pointer;
}

.announcement-card.has-cover {
    grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
}

.announcement-cover-wrap {
    border-radius: 18px;
    overflow: hidden;
    min-height: 164px;
    background: linear-gradient(145deg, #1e293b, #4338ca);
}

.announcement-cover {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.announcement-card-body {
    min-width: 0;
}

.announcement-card-top {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
}

.announcement-card-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.announcement-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 28px;
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.announcement-badge.pinned {
    color: #1d4ed8;
    background: rgba(59, 130, 246, 0.12);
}

.announcement-badge.ghost {
    color: var(--text-secondary);
    background: #f8fafc;
    border: 1px solid rgba(148, 163, 184, 0.18);
}

.announcement-date {
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.announcement-card-title {
    margin-top: 14px;
    font-size: 22px;
    line-height: 1.2;
    overflow-wrap: anywhere;
}

.announcement-card-summary {
    margin-top: 12px;
    font-size: 14px;
    line-height: 1.75;
    color: var(--text-secondary);
    overflow-wrap: anywhere;
}

.announcement-card-actions {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.page-action-btn {
    border: none;
    border-radius: 14px;
    padding: 11px 14px;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: #ffffff;
    background: linear-gradient(135deg, #4f46e5 0%, #0ea5e9 100%);
}

.page-action-btn.subtle {
    color: var(--primary-color);
    background: rgba(79, 70, 229, 0.08);
}

.announcement-skeleton {
    height: 180px;
    border-radius: 22px;
    background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 37%, #f1f5f9 63%);
    background-size: 400% 100%;
    animation: announcementSkeleton 1.4s ease infinite;
}

.announcement-empty-state h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.announcement-empty-state p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.announcement-modal[hidden] {
    display: none !important;
}

.announcement-modal {
    position: fixed;
    inset: 0;
    z-index: 2100;
}

.announcement-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.54);
}

.announcement-modal-panel {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: min(92vw, 760px);
    max-height: min(84vh, 820px);
    overflow: auto;
    border-radius: 24px;
    background: #ffffff;
    padding: 22px;
    box-shadow: 0 28px 56px rgba(15, 23, 42, 0.26);
}

.announcement-modal-close {
    position: sticky;
    top: 0;
    margin-left: auto;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: #f8fafc;
    color: var(--text-primary);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.announcement-modal-meta {
    margin-top: 12px;
    font-size: 13px;
    color: var(--text-secondary);
    overflow-wrap: anywhere;
}

.announcement-modal-title {
    margin-top: 8px;
    font-size: 28px;
    line-height: 1.16;
    overflow-wrap: anywhere;
}

.announcement-modal-cover-wrap {
    margin-top: 18px;
    border-radius: 18px;
    overflow: hidden;
    background: linear-gradient(145deg, #1e293b, #4338ca);
}

.announcement-modal-cover {
    width: 100%;
    display: block;
    max-height: 320px;
    object-fit: cover;
}

.announcement-modal-body {
    margin-top: 18px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-primary);
}

.announcement-modal-body p + p {
    margin-top: 14px;
}

.announcement-modal-actions {
    margin-top: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

body.modal-open {
    overflow: hidden;
}

@keyframes announcementSkeleton {
    0% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0 50%;
    }
}

@media (max-width: 820px) {
    .announcement-card.has-cover {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .announcements-page {
        padding-left: 10px;
        padding-right: 10px;
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .announcement-card-top {
        flex-direction: column;
        align-items: flex-start;
    }

    .page-action-btn {
        width: 100%;
    }

    .announcement-modal-panel {
        width: calc(100vw - 16px);
        max-height: calc(100vh - 16px);
        top: auto;
        bottom: 8px;
        transform: translateX(-50%);
        border-bottom-left-radius: 18px;
        border-bottom-right-radius: 18px;
    }
}