/* ===== 创盟企服官网 - Stripe Design System 增强 ===== */
/* 覆盖首页关键组件，子页CSS保持兼容 */

/* ============ Hero Banner (Stripe 风格) ============ */
.hero-banner {
    background: linear-gradient(135deg, var(--primary-800) 0%, var(--primary-900) 50%, #1a1b4b 100%);
    padding: 100px 0 80px;
    position: relative;
    overflow: hidden;
    min-height: 600px;
    display: flex;
    align-items: center;
}
.hero-pattern {
    position: absolute; inset: 0;
    background-image:
        radial-gradient(circle at 25% 40%, rgba(83,58,253,0.15) 0%, transparent 50%),
        radial-gradient(circle at 75% 20%, rgba(234,34,97,0.08) 0%, transparent 40%),
        radial-gradient(circle at 50% 80%, rgba(13,37,61,0.4) 0%, transparent 50%);
}
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(245,158,11,0.12); border: 1px solid rgba(245,158,11,0.25);
    color: var(--accent-300); padding: 8px 18px; border-radius: 4px;
    font-size: 0.88rem; margin-bottom: 20px;
}
.hero-title {
    font-size: 3.25rem;
    font-weight: 300;
    color: var(--text-white);
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.03em;
}
.hero-title .highlight {
    color: var(--text-white);
    background: linear-gradient(135deg, #ea2261, #f96bee);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 400;
}
.hero-desc {
    font-size: 1.125rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.7;
    margin-bottom: 36px;
    font-weight: 300;
}
.hero-desc .num {
    color: var(--accent-300);
    font-weight: 500;
}
.hero-actions { display: flex; gap: 16px; margin-bottom: 48px; flex-wrap: wrap; }
.hero-stats {
    display: flex; gap: 40px;
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 32px; flex-wrap: wrap;
}
.stat-num {
    display: block;
    font-size: 2rem;
    font-weight: 300;
    color: rgba(255,255,255,0.9);
    line-height: 1;
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}
.stat-label { font-size: 0.82rem; color: rgba(255,255,255,0.45); }

/* Hero slogan badge - Stripe purple gradient */
.slogan-badge {
    background: linear-gradient(135deg, #533afd 0%, #ea2261 100%);
    color: white; padding: 12px 24px; border-radius: 4px;
    display: inline-flex; align-items: center; gap: 10px;
    font-size: 1.1rem; font-weight: 400; margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(83,58,253,0.3);
    letter-spacing: 0.02em;
}

/* ============ 信任背书条 (Stripe 风格) ============ */
.trust-bar {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-default);
    padding: 14px 0;
}
.trust-item {
    display: flex; align-items: center; gap: 8px;
    font-size: 0.88rem; font-weight: 400;
    color: var(--text-700);
}
.trust-item i { color: var(--primary); font-size: 1rem; }
.trust-item a { color: var(--primary); text-decoration: none; font-weight: 500; }
.trust-item a:hover { text-decoration: underline; }

/* ============ 顶部信息栏 ============ */
.top-bar {
    background: var(--primary-900);
    color: rgba(255,255,255,0.65);
    padding: 8px 0;
    font-size: 0.82rem;
}
.top-bar__item i { color: var(--accent-400); }
.top-links a:hover, .top-links a.highlight { color: var(--accent-400); }

/* ============ 主导航 (Stripe 风格) ============ */
.main-nav {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    box-shadow: rgba(50,50,93,0.08) 0px 1px 3px 0px, rgba(0,0,0,0.04) 0px 1px 2px 0px;
    position: sticky; top: 0; z-index: var(--z-fixed);
}
.main-nav__link {
    color: var(--text-700);
    font-size: 0.9rem;
    font-weight: 400;
    padding: 8px 14px;
    border-radius: 4px;
}
.main-nav__link:hover, .main-nav__link.active {
    color: var(--primary);
    background: rgba(83,58,253,0.05);
}
.main-nav__link--hot {
    color: var(--primary);
    font-weight: 500;
}
.logo-main {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--heading);
    letter-spacing: -0.01em;
}
.logo-sub { font-size: 0.7rem; color: var(--text-400); }

/* 下拉菜单 (Stripe shadow) */
.main-nav__dropdown-menu {
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-default);
    border-radius: 6px;
}
.main-nav__dropdown-item i { color: var(--primary); }
.main-nav__dropdown-item:hover {
    background: rgba(83,58,253,0.05);
    color: var(--primary);
}

/* ============ 快捷服务入口 ============ */
.quick-services {
    background: var(--bg-light);
    padding: var(--space-16) 0;
}
.quick-services__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
@media (max-width: 1024px) {
    .quick-services__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .quick-services__grid { grid-template-columns: 1fr; }
}

/* QS Card (Stripe 风格卡片) */
.qs-card {
    display: flex; align-items: center; gap: 16px;
    background: var(--bg-white);
    border: 1px solid var(--border-default);
    border-radius: 6px;
    padding: 20px;
    text-decoration: none;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.qs-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-purple);
}
.qs-card__icon {
    width: 48px; height: 48px;
    background: var(--primary-50);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.25rem; color: var(--primary);
    flex-shrink: 0;
    transition: var(--transition);
}
.qs-card:hover .qs-card__icon {
    background: var(--primary);
    color: var(--text-white);
}
.qs-card__title {
    display: block; font-size: 0.95rem; font-weight: 500; color: var(--heading);
    margin-bottom: 2px;
}
.qs-card__desc {
    display: block; font-size: 0.8rem; color: var(--text-500);
}
.qs-card__arrow {
    margin-left: auto; color: var(--text-300); font-size: 0.85rem;
    transition: var(--transition);
}
.qs-card:hover .qs-card__arrow { color: var(--primary); transform: translateX(3px); }
.qs-card--cta {
    background: var(--primary);
    border-color: var(--primary);
}
.qs-card--cta .qs-card__icon { background: rgba(255,255,255,0.2); color: var(--text-white); }
.qs-card--cta .qs-card__title { color: var(--text-white); }
.qs-card--cta .qs-card__desc { color: rgba(255,255,255,0.7); }
.qs-card--cta .qs-card__arrow { color: rgba(255,255,255,0.6); }
.qs-card--cta:hover { background: var(--primary-600); border-color: var(--primary-600); }

/* ============ 核心服务卡片 (Stripe 风格) ============ */
.core-services { background: var(--bg-white); }
.services-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
@media (max-width: 1024px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .services-grid { grid-template-columns: 1fr; } }

.service-card {
    background: var(--bg-white);
    border-radius: 6px;
    padding: 32px;
    position: relative;
    transition: var(--transition);
    border: 1px solid var(--border-default);
}
.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-purple);
}
.service-card.featured {
    background: var(--primary-800);
    border-color: var(--primary-800);
}
.service-card.featured h3,
.service-card.featured p { color: var(--text-white); }
.service-card.featured .service-features li { color: rgba(255,255,255,0.75); }
.service-card.featured .service-icon {
    background: rgba(255,255,255,0.15);
    color: var(--text-white);
}
.service-card.featured .service-link { color: var(--accent-300); }
.service-card.featured .service-badge {
    background: var(--accent-500);
    color: var(--heading);
}

.service-icon {
    width: 56px; height: 56px;
    background: var(--primary-50);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem; color: var(--primary);
    margin-bottom: 20px;
}
.service-card h3 {
    font-size: 1.2rem; font-weight: 500; color: var(--heading);
    margin-bottom: 10px; letter-spacing: -0.01em;
}
.service-card p {
    font-size: 0.9rem; color: var(--text-500);
    margin-bottom: 16px; line-height: 1.6;
}
.service-features { list-style: none; margin-bottom: 20px; }
.service-features li {
    font-size: 0.85rem; color: var(--text-500);
    padding: 4px 0; display: flex; align-items: center; gap: 8px;
}
.service-features li i { color: var(--success-500); font-size: 0.7rem; }
.service-link {
    display: inline-flex; align-items: center; gap: 6px;
    color: var(--primary); font-size: 0.88rem; font-weight: 500;
    text-decoration: none; transition: var(--transition);
}
.service-link:hover { gap: 10px; }
.service-badge {
    position: absolute; top: 16px; right: 16px;
    background: var(--primary);
    color: var(--text-white);
    font-size: 0.72rem; padding: 3px 10px; border-radius: 4px; font-weight: 500;
}

/* ============ 为什么选择我们 ============ */
.why-choose { background: var(--bg-light); }
.why-desc { font-size: 1rem; color: var(--text-500); line-height: 1.7; }
.why-icon {
    width: 48px; height: 48px;
    background: var(--primary-50);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; color: var(--primary);
}
.why-item {
    display: flex; gap: 16px; margin-bottom: 24px;
}
.why-item h4 {
    font-size: 1rem; font-weight: 500; color: var(--heading);
    margin-bottom: 4px;
}
.why-item p { font-size: 0.88rem; color: var(--text-500); }

/* 证书区域 */
.cert-item {
    background: var(--bg-white);
    border-radius: 6px;
    border: 1px solid var(--border-default);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.floating-card {
    background: var(--bg-white);
    border-radius: 8px;
    padding: 20px 28px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-default);
    text-align: center;
}
.floating-card .num {
    display: block; font-size: 1.8rem; font-weight: 300;
    color: var(--primary); letter-spacing: -0.02em;
}
.floating-card span:last-child {
    font-size: 0.82rem; color: var(--text-500);
}

/* ============ 品牌承诺 ============ */
.promise-section {
    background: var(--primary-800);
    color: var(--text-white);
}
.promise-section .section-header h2 { color: var(--text-white); }
.promise-section .section-header p { color: rgba(255,255,255,0.65); }
.promise-section .section-tag { color: rgba(255,255,255,0.5); }
.promise-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
}
@media (max-width: 1024px) { .promise-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .promise-grid { grid-template-columns: 1fr; } }
.promise-item { text-align: center; }
.promise-icon {
    width: 56px; height: 56px; margin: 0 auto 16px;
    background: rgba(255,255,255,0.1);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; color: var(--accent-300);
}
.promise-item h4 {
    font-size: 1rem; font-weight: 500; color: var(--text-white);
    margin-bottom: 8px;
}
.promise-desc { font-size: 0.88rem; color: rgba(255,255,255,0.6); }

/* ============ 服务流程 ============ */
.process-section { background: var(--bg-white); }
.process-step {
    text-align: center;
    padding: 24px;
}
.step-num {
    font-size: 3rem; font-weight: 300; color: var(--primary-100);
    letter-spacing: -0.04em; line-height: 1; margin-bottom: 12px;
}
.step-icon {
    width: 64px; height: 64px; margin: 0 auto 16px;
    background: var(--primary-50);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem; color: var(--primary);
}
.process-step h4 {
    font-size: 1.05rem; font-weight: 500; color: var(--heading);
    margin-bottom: 8px;
}
.process-step p { font-size: 0.88rem; color: var(--text-500); }
.process-arrow {
    display: flex; align-items: center; justify-content: center;
    color: var(--text-300); font-size: 1.2rem;
}
@media (max-width: 768px) { .process-arrow { display: none; } }

/* ============ 客户评价 ============ */
.testimonials { background: var(--bg-light); }
.testimonial-card {
    background: var(--bg-white);
    border-radius: 6px;
    padding: 28px;
    border: 1px solid var(--border-default);
    transition: var(--transition);
}
.testimonial-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-purple);
}
.testimonial-text {
    font-size: 0.92rem; color: var(--text-600); line-height: 1.7;
    margin-bottom: 20px; font-style: italic;
}
.author-avatar {
    width: 40px; height: 40px;
    background: var(--primary-100);
    color: var(--primary);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; font-weight: 500;
}
.author-name { font-weight: 500; color: var(--heading); font-size: 0.92rem; }
.author-company { font-size: 0.8rem; color: var(--text-400); }
.verified-badge {
    font-size: 0.75rem; color: var(--success-600);
    display: inline-flex; align-items: center; gap: 4px;
}

/* ============ FAQ ============ */
.faq-section { background: var(--bg-white); }
.faq-item {
    border: 1px solid var(--border-default);
    border-radius: 6px;
    margin-bottom: 12px;
    overflow: hidden;
    transition: var(--transition);
}
.faq-item:hover { border-color: var(--border-purple); }
.faq-question {
    padding: 20px 24px;
    font-size: 0.95rem; font-weight: 500; color: var(--heading);
    cursor: pointer; display: flex; align-items: center; justify-content: space-between;
    background: var(--bg-white);
    transition: var(--transition);
}
.faq-question:hover { background: var(--primary-50); }
.faq-answer { padding: 0 24px 20px; font-size: 0.9rem; color: var(--text-500); line-height: 1.7; }

/* 对比表格 */
.faq-table {
    width: 100%; border-collapse: collapse;
    font-size: 0.88rem;
}
.faq-table th {
    background: var(--primary-50);
    color: var(--heading);
    font-weight: 500;
    padding: 12px 16px;
    text-align: left;
    border-bottom: 2px solid var(--border-default);
}
.faq-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-soft);
    color: var(--text-600);
}
.faq-table tr:last-child td { border-bottom: none; }

/* ============ CTA Section ============ */
.cta-section {
    background: linear-gradient(135deg, var(--primary-800), var(--primary-900));
    padding: 80px 0;
}
.cta-section h2 { color: var(--text-white); font-size: 2rem; font-weight: 300; }
.cta-section p { color: rgba(255,255,255,0.65); font-size: 1rem; }

/* ============ 页脚 (Stripe 风格) ============ */
.main-footer {
    background: var(--primary-900);
    color: rgba(255,255,255,0.55);
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
    .footer-grid { grid-template-columns: 1fr; }
}
.footer-brand p { font-size: 0.88rem; line-height: 1.8; margin-bottom: 20px; color: rgba(255,255,255,0.45); }
.footer-social a {
    width: 36px; height: 36px; background: rgba(255,255,255,0.06);
    border-radius: 4px; display: flex; align-items: center;
    justify-content: center; color: rgba(255,255,255,0.5); text-decoration: none;
    transition: var(--transition);
}
.footer-social a:hover { background: var(--primary); color: var(--text-white); }
.footer-links h4, .footer-contact h4 {
    font-size: 0.9rem; font-weight: 500; color: rgba(255,255,255,0.8);
    margin-bottom: 20px; letter-spacing: 0.02em;
}
.footer-links a {
    color: rgba(255,255,255,0.45); text-decoration: none;
    font-size: 0.88rem; transition: var(--transition);
}
.footer-links a:hover { color: var(--accent-300); }
.footer-contact p {
    display: flex; align-items: center; gap: 10px;
    font-size: 0.88rem; margin-bottom: 12px; color: rgba(255,255,255,0.45);
}
.footer-contact i { color: var(--accent-400); width: 16px; }
.footer-bottom {
    padding: 20px 0; text-align: center;
    font-size: 0.82rem; color: rgba(255,255,255,0.3);
}
.footer-bottom a { color: rgba(255,255,255,0.35); }
.footer-bottom a:hover { color: var(--accent-300); }

/* ============ 浮动导航条 ============ */
.float-nav {
    position: fixed; right: 20px; bottom: 20px; z-index: var(--z-fixed);
    display: flex; flex-direction: column; gap: 8px;
}
.float-nav a {
    width: 44px; height: 44px;
    background: var(--bg-white);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--primary);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    font-size: 1rem;
}
.float-nav a:hover {
    background: var(--primary);
    color: var(--text-white);
    transform: translateY(-2px);
}

/* ===== CTA 区域修复 ===== */
.cta-section {
    background: linear-gradient(135deg, #0d253d, #061b31) !important;
}
.cta-section .btn-white,
.cta-section .btn-outline-white,
.cta-section .btn {
    background: #f59e0b !important;
    color: #fff !important;
    border-color: #f59e0b !important;
    font-weight: 700 !important;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4) !important;
}
.cta-section .btn:hover {
    background: #d97706 !important;
    transform: translateY(-2px) !important;
}

/* ============ 响应式增强 ============ */
@media (max-width: 768px) {
    .hero-title { font-size: 2.2rem; }
    .hero-stats { gap: 24px; }
    .stat-num { font-size: 1.5rem; }
    section { padding: var(--space-12) 0; }
    .section-header { margin-bottom: var(--space-8); }
    .section-header h2 { font-size: 1.6rem; }
    .trust-items { flex-direction: column; gap: 10px; }
}