/* ========== 客服渠道区 ========== */
.contact-section {
    background: linear-gradient(180deg, #15100c 0%, #1a1410 30%, #1e1814 100%);
    padding: 60px 0;
    border-top: 1px solid rgba(201,169,110,0.1);
}
.section-header { margin-bottom: 40px; }
.section-header.text-left { text-align: left; }
.section-title { margin-bottom: 14px; }
.section-desc { color: #6a5040; font-size: 13px; letter-spacing: 1px; }

/* 渠道网格 */
.channel-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
@media (max-width: 1200px) { .channel-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 576px) { .channel-grid { grid-template-columns: 1fr; } }

.channel-card {
    background: linear-gradient(180deg, #2a2218 0%, #1e1814 100%);
    border: 1px solid #3a3028;
    padding: 24px 22px 22px;
    transition: all 0.4s;
    display: flex;
    flex-direction: column;
}
.channel-card:hover {
    transform: translateY(-4px);
    border-color: var(--gold-dark);
    box-shadow: 0 8px 32px rgba(201,169,110,0.12);
}

/* 卡片头部：图标 + 标题 */
.channel-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
}
.channel-icon {
    width: 52px; height: 52px;
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
    flex-shrink: 0;
    transition: transform 0.3s;
}
.channel-card:hover .channel-icon { transform: scale(1.05); }
.channel-icon svg { width: 26px; height: 26px; }

.bg-wechat { background: linear-gradient(135deg, #10b981, #059669); }
.bg-official { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.bg-email { background: linear-gradient(135deg, #f59e0b, #d97706); }

.channel-titles { min-width: 0; }
.channel-name { color: #ddd; font-size: 15px; font-weight: 700; letter-spacing: 1px; margin: 0 0 4px; }
.channel-desc { color: #6a5040; font-size: 11px; letter-spacing: 1px; margin: 0; }

/* 二维码区域 */
.channel-qr {
    background: rgba(0,0,0,0.3);
    border: 1px solid rgba(201,169,110,0.15);
    border-radius: 8px;
    padding: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 16px;
    flex: 1;
}
.channel-qr img {
    width: 130px; height: 130px;
    object-fit: contain;
    border-radius: 4px;
    display: block;
}
.qr-placeholder {
    width: 130px; height: 130px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    color: #4a4038;
    border: 1px dashed rgba(201,169,110,0.15);
    border-radius: 4px;
}
.qr-placeholder span { font-size: 11px; letter-spacing: 1px; }
.qr-tip {
    margin-top: 8px;
    font-size: 10px;
    color: #6a5040;
    letter-spacing: 1px;
}

/* 邮箱卡片主体 */
.channel-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.email-block {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.email-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(0,0,0,0.2);
    border: 1px solid rgba(201,169,110,0.08);
    padding: 10px 14px;
}
.email-label { font-size: 11px; color: #6a5040; letter-spacing: 1px; }
.email-value { font-size: 12px; color: #baa98a; letter-spacing: 0.5px; }

/* 元信息 */
.channel-meta {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}
.meta-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: #7a6a50;
    letter-spacing: 0.5px;
}
.meta-row svg { color: var(--gold-dark); flex-shrink: 0; opacity: 0.7; }

/* 按钮 */
.channel-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    background: transparent;
    color: var(--gold); font-size: 12px; font-weight: 600; letter-spacing: 1px;
    padding: 10px 22px;
    border: 1px solid var(--gold-dark);
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    margin-top: auto;
}
.channel-btn:hover {
    background: rgba(201,169,110,0.1);
    border-color: var(--gold);
    box-shadow: 0 0 12px rgba(201,169,110,0.2);
    color: var(--gold);
}

/* ========== 常见问题与服务提示 ========== */
.feedback-section {
    background: linear-gradient(180deg, #1e1814 0%, #151210 30%, #1a1410 100%);
    padding: 60px 0 80px;
    border-top: 1px solid rgba(201,169,110,0.1);
}
.help-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 28px;
    max-width: 1100px;
    margin: 0 auto;
}
@media (max-width: 992px) {
    .help-wrapper { grid-template-columns: 1fr; }
}

/* ========== FAQ 区域 ========== */
.faq-box {
    background: linear-gradient(180deg, #2a2218 0%, #1e1814 100%);
    border: 1px solid #3a3028;
    padding: 28px 24px;
    margin-bottom: 24px;
}
.faq-title {
    display: flex; align-items: center; gap: 8px;
    color: var(--gold); font-size: 16px; font-weight: 700;
    letter-spacing: 1px; margin-bottom: 22px;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(201,169,110,0.15);
}
.faq-list { display: flex; flex-direction: column; gap: 16px; }
.faq-item { border-bottom: 1px solid rgba(201,169,110,0.08); padding-bottom: 14px; }
.faq-item:last-child { border-bottom: none; padding-bottom: 0; }
.faq-q { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 8px; }
.faq-q span:last-child { color: #baa98a; font-size: 13px; letter-spacing: 1px; line-height: 1.5; }
.faq-a { display: flex; align-items: flex-start; gap: 10px; padding-left: 4px; }
.faq-a span:last-child { color: #6a5040; font-size: 12px; line-height: 1.6; }
.faq-icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 22px; height: 22px; border-radius: 4px;
    font-size: 11px; font-weight: 700; flex-shrink: 0;
}
.faq-icon:not(.a) { background: var(--red); color: #fff; }
.faq-icon.a { background: rgba(201,169,110,0.15); color: var(--gold); }

/* 服务提示 */
.service-tip {
    background: linear-gradient(135deg, rgba(192,57,43,0.1), rgba(201,169,110,0.05));
    border: 1px solid rgba(192,57,43,0.15);
    padding: 24px;
}
.tip-header {
    display: flex; align-items: center; gap: 8px;
    color: var(--gold); margin-bottom: 14px;
}
.tip-header svg { color: var(--red); flex-shrink: 0; }
.tip-header strong { font-size: 14px; letter-spacing: 1px; }
.tip-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.tip-list li {
    color: #7a6a50; font-size: 12px; line-height: 1.6;
    padding-left: 14px; position: relative;
    letter-spacing: 0.5px;
}
.tip-list li::before {
    content: '';
    position: absolute; left: 0; top: 7px;
    width: 5px; height: 5px; border-radius: 50%;
    background: var(--gold-dark);
    opacity: 0.5;
}

/* ========== 响应式 ========== */
@media (max-width: 768px) {
    .page-hero { padding: 40px 0 32px; }
    .page-title { font-size: 24px; letter-spacing: 4px; }
    .stats-row { padding: 12px 20px; }
    .stat-item { padding: 0 16px; }
    .stat-num { font-size: 22px; }
    .feedback-form { padding: 20px; }
    .channel-card { padding: 20px 16px 18px; }
    .channel-icon { width: 52px; height: 52px; }
    .channel-icon svg { width: 26px; height: 26px; }
}