.announcement-page {
    width: 100%;
    min-height: calc(100vh - var(--app-header-height, 64px));
    padding: 32px clamp(16px, 4vw, 44px) 56px;
    color: #e8eef7;
}

.announcement-header {
    max-width: 980px;
    margin: 0 auto 24px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
}

.announcement-kicker {
    display: block;
    color: #7dd3fc;
    font-size: 0.82rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.announcement-title {
    margin: 0;
    color: #f8fafc;
    font-size: 2rem;
    line-height: 1.2;
    font-weight: 800;
}

.announcement-admin-link,
.announcement-submit,
.announcement-delete {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    border-radius: 8px;
    border: 1px solid transparent;
    padding: 8px 14px;
    font-weight: 700;
    text-decoration: none;
    transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.announcement-admin-link {
    color: #e0f2fe;
    background: rgba(14, 165, 233, 0.14);
    border-color: rgba(125, 211, 252, 0.24);
}

.announcement-admin-link:hover,
.announcement-admin-link:focus {
    color: #ffffff;
    background: rgba(14, 165, 233, 0.22);
}

.announcement-list,
.announcement-empty,
.announcement-admin-layout {
    max-width: 980px;
    margin: 0 auto;
}

.announcement-list {
    display: grid;
    gap: 14px;
}

.announcement-item,
.announcement-empty,
.announcement-form,
.announcement-admin-list,
.announcement-admin-item,
.announcement-notice {
    background: rgba(20, 30, 45, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 8px;
}

.announcement-item {
    padding: 20px;
}

.announcement-item.is-pinned {
    border-color: rgba(251, 191, 36, 0.38);
    background: linear-gradient(180deg, rgba(52, 43, 26, 0.72), rgba(20, 30, 45, 0.94));
}

.announcement-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    color: #9fb2ca;
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.announcement-pin {
    display: inline-flex;
    align-items: center;
    min-height: 22px;
    border-radius: 999px;
    padding: 2px 9px;
    background: rgba(251, 191, 36, 0.18);
    color: #fde68a;
    font-weight: 800;
    font-size: 0.78rem;
}

.announcement-item h2,
.announcement-form h2,
.announcement-admin-list h2,
.announcement-admin-item h3,
.announcement-empty h2 {
    margin: 0;
    color: #f8fafc;
    font-weight: 800;
}

.announcement-item h2 {
    font-size: 1.28rem;
    line-height: 1.35;
}

.announcement-content {
    margin-top: 12px;
    color: #d4dfec;
    line-height: 1.8;
    white-space: pre-line;
    overflow-wrap: anywhere;
}

.announcement-empty {
    padding: 28px;
    text-align: center;
}

.announcement-empty p,
.announcement-admin-empty {
    margin: 8px 0 0;
    color: #9fb2ca;
}

.announcement-admin-layout {
    display: grid;
    grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
    gap: 16px;
    align-items: start;
}

.announcement-form,
.announcement-admin-list {
    padding: 18px;
}

.announcement-form h2,
.announcement-admin-list h2 {
    font-size: 1.15rem;
    margin-bottom: 16px;
}

.announcement-field {
    display: grid;
    gap: 7px;
    margin-bottom: 14px;
}

.announcement-field label,
.announcement-check {
    color: #cbd8e7;
    font-weight: 700;
}

.announcement-field input,
.announcement-field textarea {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 8px;
    background: #101827;
    color: #eef4fb;
    padding: 10px 12px;
}

.announcement-field textarea {
    resize: vertical;
    min-height: 170px;
}

.announcement-field input:focus,
.announcement-field textarea:focus {
    outline: none;
    border-color: rgba(56, 189, 248, 0.58);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.12);
}

.announcement-form-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 14px;
    align-items: end;
}

.announcement-check {
    min-height: 44px;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
}

.announcement-check input {
    width: 18px;
    height: 18px;
}

.announcement-submit {
    width: 100%;
    color: #082f49;
    background: #7dd3fc;
}

.announcement-submit:hover,
.announcement-submit:focus {
    color: #082f49;
    background: #bae6fd;
}

.announcement-admin-list {
    display: grid;
    gap: 12px;
}

.announcement-admin-item {
    padding: 14px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    align-items: start;
}

.announcement-admin-item h3 {
    font-size: 1rem;
    line-height: 1.35;
}

.announcement-admin-item p {
    margin: 8px 0 0;
    color: #b7c7da;
    line-height: 1.65;
    white-space: pre-line;
    overflow-wrap: anywhere;
}

.announcement-delete {
    color: #fecaca;
    background: rgba(239, 68, 68, 0.13);
    border-color: rgba(248, 113, 113, 0.24);
}

.announcement-delete:hover,
.announcement-delete:focus {
    color: #ffffff;
    background: rgba(239, 68, 68, 0.24);
}

.announcement-error {
    color: #fca5a5;
    font-size: 0.9rem;
}

.announcement-notice {
    max-width: 980px;
    margin: 0 auto 16px;
    padding: 12px 14px;
    color: #bbf7d0;
    background: rgba(22, 101, 52, 0.22);
    border-color: rgba(74, 222, 128, 0.24);
}

@media (max-width: 991.98px) {
    .announcement-admin-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .announcement-page {
        padding: 22px 14px 40px;
    }

    .announcement-header,
    .announcement-form-row,
    .announcement-admin-item {
        grid-template-columns: 1fr;
    }

    .announcement-header {
        display: grid;
        align-items: start;
    }

    .announcement-title {
        font-size: 1.65rem;
    }

    .announcement-admin-link,
    .announcement-delete {
        width: 100%;
    }
}