.admin-page {
    display: grid;
    gap: 24px;
}

.admin-page__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.admin-page__head h1 {
    margin: 0;
    color: #0f172a;
    font-size: 28px;
    font-weight: 800;
    line-height: 1.2;
}

.admin-page__head p {
    margin: 8px 0 0;
    color: #64748b;
    font-size: 15px;
    line-height: 1.6;
}

.admin-form {
    display: grid;
    gap: 24px;
}

.admin-card {
    overflow: hidden;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    box-shadow: 0 14px 34px rgba(15, 23, 42, 0.06);
}

.admin-card__head {
    padding: 22px 24px 0;
}

.admin-card__head h2 {
    margin: 0;
    color: #0f172a;
    font-size: 20px;
    font-weight: 800;
    line-height: 1.3;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    padding: 24px;
}

.form-group {
    display: grid;
    gap: 8px;
    min-width: 0;
}

.form-group--full {
    grid-column: 1 / -1;
}

.form-group label {
    color: #334155;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.4;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    min-height: 48px;
    padding: 12px 14px;
    box-sizing: border-box;
    border: 1px solid #dbe4ee;
    border-radius: 14px;
    background: #ffffff;
    color: #0f172a;
    font-size: 14px;
    line-height: 1.5;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.form-group input[type="file"] {
    padding: 10px 12px;
    background: #f8fafc;
    cursor: pointer;
}

.form-group textarea {
    min-height: 110px;
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #94a3b8;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #6366f1;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.12);
}

.admin-file-preview {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border: 1px solid #dbe4ee;
    border-radius: 14px;
    background: #f8fafc;
}

.admin-file-preview__image {
    width: 56px;
    height: 56px;
    flex: 0 0 56px;
    object-fit: contain;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    background: #ffffff;
}

.admin-file-preview__icon {
    width: 36px;
    height: 36px;
    flex: 0 0 36px;
    object-fit: contain;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    background: #ffffff;
}

.admin-file-preview__meta {
    display: grid;
    gap: 4px;
    min-width: 0;
}

.admin-file-preview__meta span {
    color: #64748b;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.4;
}

.admin-file-preview__meta code {
    display: block;
    overflow-wrap: anywhere;
    color: #0f172a;
    font-size: 12px;
    line-height: 1.5;
}

.form-check {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 48px;
    padding: 12px 14px;
    box-sizing: border-box;
    border: 1px solid #dbe4ee;
    border-radius: 14px;
    background: #f8fafc;
    cursor: pointer;
}

.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    min-height: 18px;
    margin: 0;
    accent-color: #4f46e5;
}

.form-check span {
    color: #0f172a;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
}

.admin-form__actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 18px;
    border: 1px solid transparent;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 700;
    line-height: 1;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.2s ease, opacity 0.2s ease, background 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    color: #ffffff;
    background: #4f46e5;
    box-shadow: 0 10px 24px rgba(79, 70, 229, 0.22);
}

.btn-primary:hover {
    background: #4338ca;
}

.alert {
    padding: 14px 16px;
    border: 1px solid transparent;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.5;
}

.alert-success {
    color: #166534;
    background: #dcfce7;
    border-color: #bbf7d0;
}

.alert-danger {
    color: #991b1b;
    background: #fee2e2;
    border-color: #fecaca;
}

@media (max-width: 900px) {
    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-group--full {
        grid-column: auto;
    }
}

@media (max-width: 768px) {
    .admin-page {
        gap: 18px;
    }

    .admin-page__head h1 {
        font-size: 24px;
    }

    .admin-card__head {
        padding: 18px 18px 0;
    }

    .form-grid {
        gap: 14px;
        padding: 18px;
    }

    .admin-file-preview {
        align-items: flex-start;
    }

    .admin-form__actions {
        justify-content: stretch;
    }

    .admin-form__actions .btn {
        width: 100%;
    }
}