/* ============================================
   渠道联盟 GEO信源系统 - 企业AI信源中心站点样式
   ============================================ */
:root {
    --primary: #4f46e5;
    --primary-light: #6366f1;
    --gradient: linear-gradient(135deg, #4f46e5 0%, #7c3aed 60%, #8b5cf6 100%);
    --dark: #0f172a;
    --text: #334155;
    --text-light: #64748b;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --bg-soft: #f8fafc;
    --bg-blue: #eef2ff;
    --radius: 14px;
    --shadow: 0 4px 20px rgba(15,23,42,.06);
    --shadow-lg: 0 16px 40px rgba(15,23,42,.10);
    --font: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Segoe UI', Roboto, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--text); background: #fff; line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { color: var(--primary); text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: 100%; max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* 顶部信息条 */
.top-bar {
    background: linear-gradient(135deg, #312e81, #4f46e5, #6d28d9);
    color: rgba(255,255,255,.9); font-size: 13px; padding: 9px 0;
}
.top-bar .container { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.top-bar a { color: #fff; font-weight: 500; }
.top-bar .tb-actions { display: flex; gap: 18px; }

/* 站点导航 */
.site-header {
    position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.92);
    backdrop-filter: blur(14px); border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.site-logo { display: flex; align-items: center; gap: 10px; }
.site-logo .logo-mark {
    width: 36px; height: 36px; border-radius: 10px; background: var(--gradient);
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 16px; box-shadow: 0 4px 14px rgba(79,70,229,.3);
}
.site-logo .logo-name { font-weight: 700; color: var(--dark); font-size: 16px; }
.site-logo .logo-tag { font-size: 11px; color: var(--text-muted); }
.site-nav { display: flex; gap: 4px; }
.site-nav a {
    padding: 7px 14px; border-radius: 8px; font-size: 14px; font-weight: 500; color: var(--text);
}
.site-nav a:hover, .site-nav a.active { color: var(--primary); background: var(--bg-blue); }
.nav-cta { padding: 8px 16px !important; background: var(--gradient) !important; color: #fff !important; border-radius: 8px; font-weight: 600 !important; }
.menu-toggle { display: none; width: 40px; height: 40px; border: 1px solid var(--border); background: #fff; border-radius: 8px; cursor: pointer; align-items: center; justify-content: center; flex-direction: column; gap: 4px; }
.menu-toggle span { width: 18px; height: 2px; background: var(--dark); border-radius: 2px; }

/* 企业头部 */
.enterprise-hero { padding: 44px 0 36px; background: var(--bg-soft); border-bottom: 1px solid var(--border); }
.enterprise-head { display: flex; align-items: center; gap: 24px; }
.enterprise-logo {
    width: 92px; height: 92px; border-radius: 20px; background: var(--gradient);
    color: #fff; font-size: 34px; font-weight: 800; display: flex; align-items: center; justify-content: center;
    box-shadow: var(--shadow-lg); flex-shrink: 0;
}
.enterprise-info { flex: 1; min-width: 0; }
.enterprise-info h1 { font-size: 28px; color: var(--dark); margin-bottom: 8px; }
.enterprise-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.enterprise-tags span { font-size: 12px; padding: 3px 10px; border-radius: 6px; background: var(--bg-blue); color: var(--primary); font-weight: 500; }
.enterprise-main { font-size: 14.5px; color: var(--text-light); }
.enterprise-meta { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 14px; }
.enterprise-meta .em-item { display: flex; align-items: center; gap: 7px; font-size: 13.5px; color: var(--text); }
.enterprise-meta .em-item .em-icon { color: var(--primary); }
.enterprise-actions { display: flex; gap: 12px; flex-shrink: 0; }
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px 22px; border-radius: 9px; font-size: 14px; font-weight: 600;
    border: none; cursor: pointer; transition: all .25s;
}
.btn-primary { background: var(--gradient); color: #fff; box-shadow: 0 6px 18px rgba(79,70,229,.3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(79,70,229,.4); }
.btn-outline { background: transparent; border: 1.5px solid var(--primary-light); color: var(--primary); }
.btn-outline:hover { background: var(--bg-blue); }

/* 区块 */
.section { padding: 56px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { margin-bottom: 30px; }
.section-head h2 { font-size: 24px; color: var(--dark); position: relative; padding-left: 16px; }
.section-head h2::before { content: ''; position: absolute; left: 0; top: 8px; bottom: 8px; width: 4px; border-radius: 2px; background: var(--gradient); }
.section-head .section-sub { font-size: 13.5px; color: var(--text-muted); margin-top: 8px; padding-left: 16px; }

/* 企业实力 */
.power-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.power-card {
    background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
    padding: 26px; transition: all .3s;
}
.power-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.power-card .pc-icon { font-size: 28px; margin-bottom: 12px; }
.power-card h3 { font-size: 16.5px; color: var(--dark); margin-bottom: 10px; }
.power-card p { font-size: 14px; color: var(--text-light); line-height: 1.8; }

/* 产品 */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product-item {
    background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
    overflow: hidden; transition: all .3s; display: flex; flex-direction: column;
}
.product-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-item .pi-img { height: 170px; background: #f1f5f9; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.product-item .pi-img img { width: 100%; height: 100%; object-fit: cover; }
.product-item .pi-body { padding: 18px; display: flex; flex-direction: column; flex: 1; }
.product-item .pi-cat { font-size: 11.5px; color: var(--primary); background: var(--bg-blue); align-self: flex-start; padding: 2px 9px; border-radius: 5px; margin-bottom: 9px; font-weight: 500; }
.product-item h3 { font-size: 15px; color: var(--dark); margin-bottom: 8px; line-height: 1.55; }
.product-item .pi-price { color: #ef4444; font-weight: 700; margin-bottom: 10px; font-size: 15px; }
.product-item .pi-meta { font-size: 12px; color: var(--text-muted); padding-top: 10px; border-top: 1px dashed var(--border); display: flex; justify-content: space-between; }
.product-item .pi-spec { font-size: 12.5px; color: var(--text-light); margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* 应用行业 */
.industry-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.industry-chip {
    padding: 10px 22px; border-radius: 100px; font-size: 14px; font-weight: 500;
    background: #fff; border: 1px solid var(--border); color: var(--text); transition: all .2s;
}
.industry-chip:hover { border-color: var(--primary-light); color: var(--primary); background: var(--bg-blue); }

/* FAQ */
.faq-list { max-width: 820px; }
.faq-item {
    background: #fff; border: 1px solid var(--border); border-radius: 10px;
    margin-bottom: 12px; overflow: hidden;
}
.faq-item .fq-q {
    padding: 17px 20px; cursor: pointer; font-size: 15px; font-weight: 600; color: var(--dark);
    display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.faq-item .fq-q .chevron { color: var(--text-muted); transition: transform .3s; }
.faq-item.open .fq-q .chevron { transform: rotate(180deg); color: var(--primary); }
.faq-item .fq-a { display: none; padding: 0 20px 18px; font-size: 14px; color: var(--text-light); line-height: 1.85; }
.faq-item.open .fq-a { display: block; }

/* 证书 */
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cert-item {
    background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
    padding: 20px; text-align: center; transition: all .3s;
}
.cert-item:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.cert-item .cert-icon { font-size: 34px; margin-bottom: 10px; }
.cert-item h4 { font-size: 14px; color: var(--dark); font-weight: 600; }

/* 联系方式 */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.contact-card {
    background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
    padding: 28px; text-align: center; transition: all .3s;
}
.contact-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.contact-card .cc-icon {
    width: 52px; height: 52px; margin: 0 auto 14px; border-radius: 14px;
    background: var(--gradient-soft, var(--bg-blue)); color: var(--primary); font-size: 22px;
    display: flex; align-items: center; justify-content: center;
}
.contact-card h4 { font-size: 14.5px; color: var(--text-muted); font-weight: 500; margin-bottom: 8px; }
.contact-card .cc-value { font-size: 17px; color: var(--dark); font-weight: 700; word-break: break-all; }

/* 询价表单 */
.quote-form {
    background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
    padding: 36px; max-width: 760px; margin: 0 auto; box-shadow: var(--shadow);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.form-item label { display: block; font-size: 13px; font-weight: 600; color: var(--dark); margin-bottom: 6px; }
.form-item input, .form-item textarea {
    width: 100%; padding: 11px 14px; border: 1.5px solid var(--border); border-radius: 9px;
    font-size: 14px; font-family: inherit; transition: .2s;
}
.form-item input:focus, .form-item textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,70,229,.1); }
.form-item textarea { min-height: 90px; resize: vertical; }
.form-item.full { grid-column: 1 / -1; }
.form-msg { text-align: center; padding: 12px; border-radius: 9px; margin-top: 14px; font-size: 14px; display: none; }
.form-msg.success { display: block; background: #ecfdf5; color: #059669; border: 1px solid #a7f3d0; }
.form-msg.error { display: block; background: #fef2f2; color: #dc2626; border: 1px solid #fecaca; }

/* 企业介绍 */
.company-intro {
    background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
    padding: 32px; font-size: 15px; line-height: 2; color: var(--text);
}
.company-intro p { margin-bottom: 12px; }

/* 页脚 */
.site-footer { background: var(--dark); color: #94a3b8; padding: 44px 0 0; margin-top: 30px; }
.footer-inner { display: flex; justify-content: space-between; gap: 30px; padding-bottom: 36px; flex-wrap: wrap; }
.footer-col h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.footer-col ul li { margin-bottom: 8px; font-size: 14px; }
.footer-col ul a { color: #94a3b8; }
.footer-col ul a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 18px 0; text-align: center; font-size: 13px; color: #64748b; }
.footer-bottom a { color: #94a3b8; }

/* 可信度提醒 / 免责声明 */
.disclaimer-bar {
    background: linear-gradient(180deg, #fff8e1 0%, #fffbeb 100%);
    border-top: 3px solid #f59e0b;
    padding: 18px 0 22px;
    position: relative;
}
.disclaimer-inner {
    display: flex; gap: 14px; align-items: flex-start;
    font-size: 13px; color: #78350f; line-height: 1.8;
    padding-right: 170px; /* 桌面端为右侧悬浮投诉按钮预留空间，避免遮挡文字 */
}
.disclaimer-icon { font-size: 22px; flex-shrink: 0; margin-top: 2px; }
.disclaimer-text { flex: 1; min-width: 0; }
.disclaimer-text strong { color: #b45309; }
/* 兼容旧版生成HTML：两段说明自动换行 */
.disclaimer-text strong:not(:first-child)::before {
    content: "\A"; white-space: pre;
}
/* 新版生成HTML：显式分段 */
.disclaimer-line { display: block; }
.disclaimer-line + .disclaimer-line { margin-top: 8px; }
@media (max-width: 768px) {
    .disclaimer-inner { font-size: 12.5px; padding-right: 0; }
    .disclaimer-bar { padding-bottom: 84px; } /* 移动端为悬浮按钮留出底部空间 */
}

/* 投诉差评 */
.complaint-float-btn {
    position: fixed; right: 24px; bottom: 24px; z-index: 900;
    display: inline-flex; align-items: center; gap: 7px;
    padding: 12px 20px; border: none; border-radius: 999px;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff; font-size: 14px; font-weight: 600; cursor: pointer;
    box-shadow: 0 8px 24px rgba(239,68,68,.35);
    transition: transform .2s, box-shadow .2s;
}
.complaint-float-btn::before { content: '👎'; font-size: 15px; }
.complaint-float-btn:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(239,68,68,.45); }
.complaint-modal {
    position: fixed; inset: 0; z-index: 1000; display: none;
    background: rgba(15,23,42,.65); backdrop-filter: blur(4px);
    align-items: center; justify-content: center; padding: 20px;
}
.complaint-box {
    position: relative; width: 100%; max-width: 460px;
    background: #fff; border-radius: 18px; padding: 30px 28px 26px;
    box-shadow: 0 24px 60px rgba(15,23,42,.35);
    max-height: 90vh; overflow-y: auto;
    animation: complaintPop .25s ease;
}
@keyframes complaintPop {
    from { opacity: 0; transform: translateY(16px) scale(.97); }
    to { opacity: 1; transform: none; }
}
.complaint-close {
    position: absolute; top: 14px; right: 16px; width: 30px; height: 30px;
    border: none; border-radius: 50%; background: #f1f5f9; color: #64748b;
    font-size: 15px; cursor: pointer; line-height: 1; transition: background .2s;
}
.complaint-close:hover { background: #e2e8f0; }
.complaint-box h3 {
    display: flex; align-items: center; gap: 8px;
    font-size: 19px; color: #1e293b; margin-bottom: 10px;
}
.complaint-box h3::before { content: '👎'; font-size: 18px; }
.complaint-tip {
    font-size: 13px; color: #b45309; background: #fffbeb;
    border: 1px solid #fde68a; border-radius: 8px; padding: 10px 12px;
    margin-bottom: 18px; line-height: 1.6;
}
.complaint-field { margin-bottom: 14px; }
.complaint-field label { display: block; font-size: 13px; color: #334155; font-weight: 600; margin-bottom: 6px; }
.complaint-field select,
.complaint-field input,
.complaint-field textarea {
    width: 100%; padding: 10px 12px; border: 1px solid #e2e8f0; border-radius: 9px;
    font-size: 14px; color: #1e293b; outline: none; transition: border-color .2s;
    background: #fff; font-family: inherit;
}
.complaint-field select:focus,
.complaint-field input:focus,
.complaint-field textarea:focus { border-color: #ef4444; }
.complaint-field textarea { resize: vertical; }
.complaint-msg { display: none; font-size: 13.5px; padding: 9px 12px; border-radius: 8px; margin-bottom: 14px; }
.complaint-msg.ok { display: block; background: #f0fdf4; color: #15803d; border: 1px solid #bbf7d0; }
.complaint-msg.err { display: block; background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.complaint-submit {
    width: 100%; padding: 12px; border: none; border-radius: 10px;
    background: linear-gradient(135deg, #ef4444, #dc2626); color: #fff;
    font-size: 15px; font-weight: 700; cursor: pointer;
    transition: opacity .2s;
}
.complaint-submit:hover { opacity: .9; }
.complaint-submit:disabled { opacity: .6; cursor: not-allowed; }

/* 分页 */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 30px; }
.pagination a, .pagination span {
    min-width: 38px; height: 38px; display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--border); border-radius: 9px; font-size: 14px; padding: 0 12px; background: #fff;
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .current { background: var(--gradient); color: #fff; border-color: transparent; }

.empty-tip { text-align: center; color: var(--text-muted); padding: 40px 0; font-size: 15px; }

/* 响应式 */
@media (max-width: 900px) {
    .enterprise-head { flex-direction: column; text-align: center; }
    .enterprise-tags, .enterprise-meta { justify-content: center; }
    .power-grid, .product-grid { grid-template-columns: repeat(2, 1fr); }
    .cert-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .site-nav {
        position: fixed; top: 62px; left: 0; right: 0; background: #fff; flex-direction: column;
        padding: 16px; gap: 2px; border-bottom: 1px solid var(--border);
        box-shadow: 0 16px 32px rgba(15,23,42,.1); transform: translateY(-130%);
        transition: transform .3s; z-index: 99;
    }
    .site-nav.open { transform: translateY(0); }
    .site-nav a { padding: 11px 14px; }
    .menu-toggle { display: flex; }
    .enterprise-actions { flex-direction: column; width: 100%; }
    .enterprise-actions .btn { width: 100%; }
}
@media (max-width: 560px) {
    .power-grid, .product-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .enterprise-info h1 { font-size: 22px; }
    .section { padding: 40px 0; }
}