.navbar {
    transform: translateY(0) !important;
}

body {
    margin: 0 !important;
    padding: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    min-height: 100vh !important;
    align-items: center !important;
    overflow-y: auto !important;
    height: auto !important;
    scrollbar-width: auto !important;
    -ms-overflow-style: auto !important;
}

body::-webkit-scrollbar {
    display: block !important;
}

body::before,
body::after {
    display: none !important;
}

.support-hero {
    width: 100%;
    padding: 6rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: transparent;
}

.support-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: #052a38;
    line-height: 1.2;
    max-width: 1100px;
    mask-image: none !important;
    -webkit-mask-image: none !important;
}

.support-subtitle {
    color: #0b4f6c;
    font-size: 1rem;
    font-weight: 500;
    margin-top: 1.5rem;
    opacity: 0.85;
}

.page-content {
    width: 100%;
    max-width: 800px;
    padding: 2rem 2rem 4rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.admin-bar {
    width: 100%;
    display: flex;
    justify-content: flex-end;
    margin-bottom: 1rem;
}

.admin-btn {
    background: none;
    border: 1px solid #0b4f6c;
    color: #0b4f6c;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    cursor: pointer;
    opacity: 0.7;
    transition: all 0.3s;
}

.admin-btn.active {
    background: #0b4f6c;
    color: #fff;
    opacity: 1;
}

.comment-form {
    width: 100%;
    max-width: 600px;
    background: #fff;
    border: 2px solid #000;
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    position: relative;
    margin-bottom: 2rem;
}

.input-field {
    width: 100%;
    border: 1px solid #ccc;
    border-radius: 8px;
    padding: 0.75rem;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: 0.95rem;
    outline: none;
}

.message-area {
    resize: vertical;
    min-height: 100px;
}

.send-btn {
    align-self: flex-end;
    background: #0b4f6c;
    color: #fff;
    border: none;
    padding: 0.6rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.send-btn:hover {
    background: #083c52;
}

.message-board {
    width: 100%;
    max-width: 600px;
    background: #fff;
    border: 2px solid #000;
    border-radius: 12px;
    padding: 1.5rem;
}

.message-item {
    margin-bottom: 0.5rem;
}

.message-header {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.msg-actions {
    margin-left: auto;
    display: flex;
    gap: 0.3rem;
}

.msg-action-btn {
    background: none;
    border: 1px solid #ccc;
    color: #555;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: 0.2s;
}

.msg-action-btn:hover {
    background: #eee;
    border-color: #999;
}

.top-badge {
    color: #0b4f6c;
    font-weight: 600;
    font-size: 0.85rem;
    margin-left: 0.5rem;
}

.divider {
    border: none;
    border-top: 1px solid #ccc;
    margin: 0.8rem 0;
}

.message-label {
    font-weight: 600;
    color: #0b4f6c;
    margin: 0.2rem 0;
}

.message-content {
    color: #1a3a4b;
    margin: 0.2rem 0 0.5rem;
    white-space: pre-wrap;
    word-break: break-word;
}

.message-time {
    font-size: 0.85rem;
    color: #666;
    font-weight: 400;
    margin-left: 0.3rem;
}

/* 回复区域样式 */
.reply-form {
    margin-left: 2rem;
    margin-top: 0.8rem;
    padding: 0.8rem;
    background: #f9f9f9;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.reply-form .input-field {
    font-size: 0.9rem;
    padding: 0.5rem;
}

.reply-form .send-reply-btn {
    align-self: flex-end;
}

.replies-container {
    margin-left: 2rem;
    margin-top: 0.5rem;
}

.reply-item {
    border-left: 2px solid #0b4f6c;
    padding-left: 1rem;
    margin-bottom: 0.5rem;
}

.reply-header {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.reply-header .message-label {
    font-size: 0.9rem;
}

.reply-item .message-content {
    font-size: 0.95rem;
    margin-left: 0;
}

@media (max-width: 768px) {
    .support-title {
        font-size: 2.2rem;
        max-width: 100%;
    }
    .support-hero {
        padding: 4rem 1.5rem 1rem;
    }
}