/* ============================================================
   迅达酷客 - 静态页共享样式 v2.0
   配套 main.css 「云脉 Indigo」设计系统
   适用：代码签名 / 联系我们 / 合作伙伴 / 解决方案
   ============================================================ */

/* ---------- 页面 Hero（四页统一） ---------- */
.page-hero,
.contact-hero,
.partners-hero,
.solutions-hero {
    position: relative;
    padding: 72px 0;
    background: var(--gradient-hero);
    color: #fff;
    text-align: center;
    overflow: hidden;
}
.page-hero::before,
.contact-hero::before,
.partners-hero::before,
.solutions-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 520px 320px at 10% -10%, rgba(255, 255, 255, 0.13), transparent 60%),
        radial-gradient(ellipse 560px 340px at 90% 110%, rgba(167, 139, 250, 0.22), transparent 62%);
    pointer-events: none;
}
.page-hero .container,
.contact-hero .container,
.partners-hero .container,
.solutions-hero .container { position: relative; z-index: 1; }

.page-hero h1,
.contact-hero h1,
.partners-hero h1,
.solutions-hero h1 {
    font-size: 36px;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
}
.page-hero > .container > p,
.contact-hero p,
.partners-hero p,
.solutions-hero p {
    font-size: 16px;
    opacity: 0.88;
    max-width: 640px;
    margin: 0 auto 26px;
    line-height: 1.7;
}

/* Hero 内特性点（代码签名页） */
.page-hero .hero-features {
    display: flex;
    justify-content: center;
    gap: 18px;
    margin-top: 36px;
    flex-wrap: wrap;
}
.page-hero .hero-feature {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: 18px 22px;
    min-width: 150px;
    backdrop-filter: blur(6px);
    transition: all var(--transition);
}
.page-hero .hero-feature:hover {
    background: rgba(255, 255, 255, 0.18);
    transform: translateY(-3px);
}
.page-hero .hero-feature i { font-size: 22px; margin-bottom: 9px; display: block; }
.page-hero .hero-feature h3 { font-size: 14px; font-weight: 600; margin-bottom: 3px; }
.page-hero .hero-feature p { font-size: 12px; opacity: 0.85; margin: 0; }

/* ---------- 图文介绍（通用） ---------- */
.code-signing-intro,
.company-intro,
.partnership-intro,
.solutions-intro {
    padding: var(--space-3xl) 0;
    background: var(--bg-card);
}
.intro-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}
.intro-text .section-title { text-align: left; margin-bottom: 18px; }
.intro-text .section-title h2 { font-size: 26px; }
.intro-text > p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 14px;
}
.intro-image img {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
    aspect-ratio: 4 / 3;
}

/* ---------- 证书卡片（代码签名） ---------- */
.code-signing-section { padding: var(--space-3xl) 0; background: var(--bg-page); }
.certificate-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}
.certificate-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: 28px;
    transition: all var(--transition-slow);
    position: relative;
    display: flex;
    flex-direction: column;
}
.certificate-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-200);
}
.certificate-card.featured { border: 2px solid var(--primary); }
.certificate-card.featured::before {
    content: '推荐';
    position: absolute;
    top: -13px;
    right: 22px;
    background: var(--gradient-primary);
    color: #fff;
    padding: 4px 16px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
}
.certificate-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
}
.certificate-brand { font-weight: 700; font-size: 20px; color: var(--text-primary); }
.certificate-type {
    background: var(--primary-50);
    color: var(--primary);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
    text-align: center;
}
.certificate-price { margin-bottom: 18px; }
.certificate-price .price { font-size: 30px; font-weight: 800; color: var(--primary); letter-spacing: -0.02em; }
.certificate-price .period { color: var(--text-tertiary); font-size: 13px; margin-left: 3px; }

.price-options { display: flex; gap: 10px; margin-bottom: 18px; }
.price-option {
    flex: 1;
    text-align: center;
    padding: 10px 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
    background: var(--bg-card);
}
.price-option:hover { border-color: var(--primary-light); }
.price-option.active {
    border-color: var(--primary);
    background: var(--primary-50);
    box-shadow: 0 0 0 1px var(--primary);
}
.price-option .price { font-size: 16px; font-weight: 700; color: var(--text-primary); }
.price-option.active .price { color: var(--primary); }
.price-option .period { font-size: 12px; color: var(--text-tertiary); }

.certificate-features { margin-bottom: 20px; }
.certificate-features li {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    padding: 6px 0;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.55;
}
.certificate-features i { color: var(--success); font-size: 12px; margin-top: 3px; flex-shrink: 0; }

.certificate-requirements {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px dashed var(--border);
}
.requirements-title { font-size: 13px; font-weight: 600; color: var(--text-primary); margin-bottom: 8px; }
.requirements-list li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 12px;
    color: var(--text-secondary);
    padding: 4px 0;
    line-height: 1.5;
}
.requirements-list i { color: var(--primary-light); font-size: 11px; margin-top: 3px; flex-shrink: 0; }

/* ---------- 知识卡片（代码签名） ---------- */
.code-signing-knowledge { padding: var(--space-3xl) 0; background: var(--bg-card); }
.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-lg);
}
.knowledge-card {
    background: var(--bg-page);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 26px 24px;
    transition: all var(--transition);
}
.knowledge-card:hover { border-color: var(--primary-200); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.knowledge-card i {
    font-size: 26px;
    color: var(--primary);
    margin-bottom: 14px;
    display: block;
}
.knowledge-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; color: var(--text-primary); }
.knowledge-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; }

/* ---------- FAQ（静态页通用） ---------- */
.faq-section { padding: var(--space-3xl) 0; background: var(--bg-page); }
.faq-section .section-title h2 { font-size: 28px; }
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    max-width: 1000px;
    margin: 0 auto;
}
.faq-container { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    transition: all var(--transition);
}
.faq-item:hover { border-color: var(--primary-200); box-shadow: var(--shadow-sm); }
.faq-item.active { border-color: var(--primary); box-shadow: var(--shadow-md); }
.faq-question {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
}
.faq-question i { color: var(--primary); flex-shrink: 0; }
.faq-question .fa-chevron-down { margin-left: auto; transition: transform var(--transition); }
.faq-item.active .faq-question .fa-chevron-down { transform: rotate(180deg); }
.faq-answer {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-top: 12px;
    padding-left: 26px;
}

/* ---------- 联系我们 ---------- */
.contact-methods { padding: var(--space-3xl) 0; background: var(--bg-page); }
.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}
.contact-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: 32px 26px;
    text-align: center;
    transition: all var(--transition-slow);
}
.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-200);
}
.contact-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    border-radius: var(--radius-lg);
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.3);
}
.contact-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.contact-card > p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 16px; }
.contact-account {
    font-size: 17px;
    font-weight: 700;
    color: var(--primary);
    font-family: 'SF Mono', Consolas, monospace;
    margin-bottom: 18px;
}
.contact-btn {
    display: inline-block;
    padding: 10px 28px;
    border-radius: var(--radius);
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    transition: all var(--transition);
}
.contact-btn:hover { background: var(--primary-dark); transform: translateY(-1px); }

/* 微信二维码悬浮层 */
.wechat-qr-overlay {
    position: absolute;
    left: 50%;
    bottom: calc(100% + 12px);
    transform: translateX(-50%) translateY(8px);
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px;
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    z-index: 20;
    width: 200px;
}
.wechat-qr-overlay.active,
.contact-card:hover .wechat-qr-overlay {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.wechat-qr-overlay img { width: 100%; border-radius: var(--radius-md); }
.wechat-qr-overlay p { font-size: 12px; color: var(--text-secondary); margin-top: 8px; }

/* 企业合作 */
.enterprise-cooperation { padding: var(--space-3xl) 0; background: var(--bg-card); }
.cooperation-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}
.cooperation-text .section-title { text-align: left; margin-bottom: 18px; }
.cooperation-text > p { font-size: 14px; color: var(--text-secondary); line-height: 1.85; margin-bottom: 20px; }
.cooperation-features { display: flex; flex-direction: column; gap: 14px; }
.feature-item { display: flex; align-items: flex-start; gap: 14px; }
.feature-item .feature-icon {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    border-radius: var(--radius-md);
    background: var(--primary-50);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
}
.feature-text h4 { font-size: 15px; font-weight: 700; margin-bottom: 3px; }
.feature-text p { font-size: 13px; color: var(--text-secondary); }
.cooperation-image img {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    aspect-ratio: 4 / 3;
    object-fit: cover;
}
.more-help { text-align: center; margin-top: var(--space-xl); font-size: 14px; color: var(--text-secondary); }

/* ---------- 合作伙伴 ---------- */
.partner-types { padding: var(--space-3xl) 0; background: var(--bg-page); }
.types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}
.type-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    padding: 30px 26px;
    text-align: center;
    transition: all var(--transition-slow);
    display: flex;
    flex-direction: column;
}
.type-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-200);
}
.type-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    border-radius: var(--radius-lg);
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 23px;
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.28);
}
.type-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.type-card > p { font-size: 13px; color: var(--text-secondary); margin-bottom: 16px; }
.type-features { text-align: left; margin-bottom: 22px; flex-grow: 1; }
.type-features li {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 5px 0;
    font-size: 13px;
    color: var(--text-secondary);
}
.type-features i { color: var(--success); font-size: 12px; flex-shrink: 0; }

.partner-benefits { padding: var(--space-3xl) 0; background: var(--bg-card); }
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-lg);
}
.benefit-card {
    text-align: center;
    background: var(--bg-page);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 28px 22px;
    transition: all var(--transition);
}
.benefit-card:hover { border-color: var(--primary-200); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.benefit-card i { font-size: 26px; color: var(--primary); margin-bottom: 12px; display: block; }
.benefit-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.benefit-card p { font-size: 13px; color: var(--text-secondary); }

.current-partners { padding: var(--space-3xl) 0; background: var(--bg-page); }
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-md);
}
.partner-logo {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 22px 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--text-secondary);
    font-size: 15px;
    transition: all var(--transition);
    min-height: 72px;
}
.partner-logo:hover { border-color: var(--primary-200); color: var(--primary); box-shadow: var(--shadow-sm); }
.partner-logo.placeholder { border-style: dashed; color: var(--text-tertiary); font-weight: 500; }

.partnership-process,
.implementation-process { padding: var(--space-3xl) 0; background: var(--bg-card); }
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    position: relative;
}
.process-steps::before {
    content: '';
    position: absolute;
    top: 26px;
    left: 12%;
    right: 12%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-100), var(--primary-200), var(--primary-100));
    z-index: 0;
}
.process-step { position: relative; z-index: 1; text-align: center; }
.step-number {
    width: 52px;
    height: 52px;
    margin: 0 auto 16px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 2px solid var(--primary);
    color: var(--primary);
    font-size: 19px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}
.process-step:hover .step-number {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.35);
}
.step-content h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.step-content p { font-size: 13px; color: var(--text-secondary); }

.join-partner { padding: var(--space-3xl) 0; background: var(--bg-page); text-align: center; }
.join-partner h2 { font-size: 26px; font-weight: 800; margin-bottom: 10px; letter-spacing: -0.02em; }
.join-partner p { font-size: 15px; color: var(--text-secondary); margin-bottom: 26px; }
.join-buttons { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* ---------- 解决方案 ---------- */
.solution-types { padding: var(--space-3xl) 0; background: var(--bg-page); }
.industry-solutions { padding: var(--space-3xl) 0; background: var(--bg-card); }
.industry-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: var(--space-xl);
}
.industry-tab {
    padding: 9px 22px;
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    user-select: none;
}
.industry-tab:hover { border-color: var(--primary-light); color: var(--primary); }
.industry-tab.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}
.industry-content { display: none; }
.industry-content.active { display: block; animation: fadeUp 0.35s ease; }
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.industry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}
.industry-card {
    background: var(--bg-page);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 26px 24px;
    transition: all var(--transition);
}
.industry-card:hover { border-color: var(--primary-200); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.industry-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 10px; color: var(--text-primary); }
.industry-card h4 i { color: var(--primary); margin-right: 8px; }
.industry-card > p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 14px; }
.industry-features li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 4px 0;
    font-size: 13px;
    color: var(--text-secondary);
}
.industry-features i { color: var(--success); font-size: 12px; margin-top: 3px; flex-shrink: 0; }

.security-features { padding: var(--space-3xl) 0; background: var(--bg-page); }
.security-features .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-lg);
}
.security-features .feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 26px 24px;
    text-align: center;
    transition: all var(--transition);
}
.security-features .feature-card:hover { border-color: var(--primary-200); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.security-features .feature-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 14px;
    border-radius: var(--radius-md);
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 21px;
}
.security-features .feature-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.security-features .feature-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.7; }

/* ---------- CTA（静态页通用） ---------- */
.cta-section {
    padding: var(--space-3xl) 0;
    background: var(--gradient-hero);
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 600px 300px at 50% -20%, rgba(255, 255, 255, 0.12), transparent 60%);
    pointer-events: none;
}
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 { font-size: 30px; font-weight: 800; margin-bottom: 12px; letter-spacing: -0.02em; }
.cta-section > .container > p { font-size: 15px; opacity: 0.9; margin-bottom: 28px; max-width: 620px; margin-left: auto; margin-right: auto; }
.cta-buttons { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* ---------- 响应式 ---------- */
@media (max-width: 992px) {
    .intro-content,
    .cooperation-content { grid-template-columns: 1fr; gap: 28px; }
    .contact-grid { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
    .faq-grid { grid-template-columns: 1fr; }
    .process-steps { grid-template-columns: repeat(2, 1fr); gap: var(--space-xl); }
    .process-steps::before { display: none; }
}
@media (max-width: 768px) {
    .page-hero h1,
    .contact-hero h1,
    .partners-hero h1,
    .solutions-hero h1 { font-size: 26px; }
    .page-hero .hero-features { gap: 10px; }
    .page-hero .hero-feature { min-width: 130px; padding: 14px 16px; }
    .cta-section h2 { font-size: 23px; }
    .certificate-grid,
    .types-grid { grid-template-columns: 1fr; }
}