/* ===================================================
   中科国源企业官网 - 橙色主题样式系统
   =================================================== */

/* --- CSS 变量 --- */
:root {
    --primary: #fa8c16;
    --primary-light: #ffa940;
    --primary-dark: #d46b08;
    --primary-gradient: linear-gradient(135deg, #fa8c16, #ff6b00);
    --primary-gradient-soft: linear-gradient(135deg, #fa8c16, #faad14);
    --gold: #d46b08;
    --bg-deep: #ffffff;
    --bg-section: #f5f6f8;
    --bg-section-alt: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.95);
    --bg-card-hover: rgba(255, 255, 255, 1);
    --text-primary: #1a1a2e;
    --text-secondary: #5a5a72;
    --text-accent: #fa8c16;
    --border-subtle: rgba(0, 0, 0, 0.08);
    --border-hover: rgba(250, 140, 22, 0.5);
    --glow-orange: rgba(250, 140, 22, 0.06);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.06);
    --shadow-card-hover: 0 12px 36px rgba(250, 140, 22, 0.15);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* --- 容器 --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- 区块通用 --- */
.section {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
    background: var(--bg-section);
}

.section-alt {
    background: var(--bg-section-alt);
}

/* 橙色环境光 */
.section-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(250, 140, 22, 0.04), transparent 70%);
    pointer-events: none;
    z-index: 0;
}
.section-glow-left {
    left: -200px;
    top: 50%;
    transform: translateY(-50%);
}
.section-glow-right {
    right: -200px;
    top: 30%;
}

/* --- 区块标题 --- */
.section-header {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.section-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: 16px;
    opacity: 0.8;
}

.section-title {
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--primary-gradient);
    margin: 16px auto 0;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.section-desc {
    font-size: 15px;
    color: var(--text-secondary);
    opacity: 0.7;
}

/* ===================================================
   导航栏
   =================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 20px;
    z-index: 1001;
}

.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--primary-gradient);
    border-radius: 8px;
    font-size: 18px;
    font-weight: 900;
    color: white;
}

.logo-text {
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: rgba(26, 26, 46, 0.65);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--primary);
    border-radius: 1px;
}

/* 汉堡菜单 */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition);
    border-radius: 1px;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===================================================
   Hero
   =================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #fff7ed 0%, #ffffff 40%, #fff2e0 100%);
}

#heroCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 50%, transparent 0%, rgba(255,255,255,0.6) 75%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 24px;
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 24px;
    border: 1px solid rgba(250, 140, 22, 0.3);
    border-radius: 50px;
    font-size: 14px;
    color: var(--primary-dark);
    letter-spacing: 2px;
    margin-bottom: 30px;
    backdrop-filter: blur(10px);
    background: rgba(250, 140, 22, 0.08);
}

.hero-title {
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.text-gradient {
    background: var(--primary-gradient-soft);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 50px;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: 'DIN Alternate', 'Roboto', 'Arial', monospace;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
}

.stat-suffix {
    font-family: 'DIN Alternate', 'Roboto', 'Arial', monospace;
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    color: var(--gold);
    font-weight: 700;
}

.stat-label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 8px;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    transition: all var(--transition);
    box-shadow: 0 4px 20px rgba(250, 140, 22, 0.3);
}

.hero-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(250, 140, 22, 0.5);
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 12px;
    letter-spacing: 2px;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: var(--primary);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.5); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ===================================================
   毛玻璃卡片通用
   =================================================== */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 32px;
    transition: all var(--transition);
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow-card);
}

.glass-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

/* ===================================================
   核心业务
   =================================================== */
.business-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* 5列布局：前3个一行，后2个居中一行 */
.business-grid-5 {
    grid-template-columns: repeat(3, 1fr);
}

.business-grid-5 > :nth-child(4),
.business-grid-5 > :nth-child(5) {
    /* 后两个卡片在第二行居中 */
}

@media (min-width: 1025px) {
    .business-grid-5 {
        grid-template-columns: repeat(6, 1fr);
    }
    .business-grid-5 > :nth-child(1),
    .business-grid-5 > :nth-child(2),
    .business-grid-5 > :nth-child(3) {
        grid-column: span 2;
    }
    .business-grid-5 > :nth-child(4) {
        grid-column: 2 / span 2;
    }
    .business-grid-5 > :nth-child(5) {
        grid-column: 4 / span 2;
    }
}

.card-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(250, 140, 22, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    color: var(--primary);
}

.card-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.tag {
    padding: 4px 12px;
    background: rgba(250, 140, 22, 0.08);
    border: 1px solid rgba(250, 140, 22, 0.2);
    border-radius: 50px;
    font-size: 12px;
    color: var(--primary-dark);
}

.card-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--primary);
    font-weight: 600;
    transition: gap var(--transition);
}

.card-link:hover {
    gap: 10px;
}

/* 卡片详情按钮 - 醒目样式 */
.card-detail-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    transition: all var(--transition);
    box-shadow: 0 4px 16px rgba(250, 140, 22, 0.3);
    cursor: pointer;
}

.card-detail-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(250, 140, 22, 0.5);
    color: white;
}

/* ===================================================
   服务标准与流程
   =================================================== */
.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.service-block h3 {
    font-size: 18px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.block-num {
    font-family: 'DIN Alternate', 'Roboto', monospace;
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.6;
}

.type-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.type-tag {
    padding: 8px 16px;
    background: rgba(250, 140, 22, 0.06);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-primary);
    transition: all var(--transition);
}

.type-tag:hover {
    background: rgba(250, 140, 22, 0.12);
    border-color: var(--border-hover);
}

.req-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.req-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.req-num {
    color: var(--primary);
    font-weight: 600;
    flex-shrink: 0;
}

/* 业务流程 */
.flow-section {
    position: relative;
    z-index: 1;
}

.flow-title {
    text-align: center;
    font-size: 20px;
    margin-bottom: 32px;
    color: var(--text-primary);
}

.flow-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 16px 12px;
}

.step-circle {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    border-radius: 50%;
    font-size: 18px;
    font-weight: 700;
    color: white;
    box-shadow: 0 4px 16px rgba(250, 140, 22, 0.3);
}

.flow-step span {
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.flow-arrow {
    color: var(--primary);
    font-size: 20px;
    opacity: 0.5;
    margin-top: -20px;
}

/* ===================================================
   AI 智能营销平台
   =================================================== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.feature-card {
    text-align: center;
    padding: 48px 32px;
}

.feature-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(250, 140, 22, 0.06);
    border-radius: 50%;
    margin: 0 auto 24px;
    border: 1px solid rgba(250, 140, 22, 0.1);
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.feature-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===================================================
   科技服务 - 优势卡片
   =================================================== */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.advantage-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition);
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow-card);
}

.advantage-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.adv-icon-wrap {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(250, 140, 22, 0.08);
    border-radius: 50%;
    margin: 0 auto 20px;
    color: var(--primary);
}

.advantage-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.adv-highlight {
    font-family: 'DIN Alternate', 'Roboto', monospace;
    font-size: 28px;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 12px;
}

.advantage-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===================================================
   资产管理
   =================================================== */
.asset-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.asset-card {
    padding: 36px;
}

.asset-num {
    font-family: 'DIN Alternate', 'Roboto', monospace;
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.2;
    line-height: 1;
    margin-bottom: 8px;
}

.asset-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.asset-card ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.asset-card li {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    padding-left: 16px;
    position: relative;
}

.asset-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

.asset-card li strong {
    color: var(--text-primary);
}

/* ===================================================
   关于我们
   =================================================== */
.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 48px;
    align-items: start;
}

.about-lead {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.about-lead strong {
    color: var(--primary);
}

.about-text p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 24px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: rgba(250, 140, 22, 0.05);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(250, 140, 22, 0.1);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.value-icon {
    display: flex;
    flex-shrink: 0;
}

.about-companies {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.company-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 28px;
    transition: all var(--transition);
}

.company-card:hover {
    border-color: var(--border-hover);
}

.company-badge {
    display: inline-block;
    padding: 4px 14px;
    background: var(--primary-gradient);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    color: white;
    margin-bottom: 12px;
}

.company-card h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.company-card p {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.company-card p svg {
    flex-shrink: 0;
    margin-top: 2px;
}

/* ===================================================
   合作伙伴轮播
   =================================================== */
.partner-carousel {
    overflow: hidden;
    mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
    margin-bottom: 24px;
}

.partner-track {
    display: flex;
    gap: 20px;
    animation: scrollLogos 30s linear infinite;
    width: max-content;
    margin-bottom: 20px;
}

.partner-track-reverse {
    animation: scrollLogosReverse 35s linear infinite;
}

.partner-item {
    flex-shrink: 0;
    padding: 14px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--text-secondary);
    white-space: nowrap;
    transition: all var(--transition);
}

.partner-item:hover {
    border-color: var(--border-hover);
    color: var(--primary);
}

.partner-disclaimer {
    text-align: center;
    font-size: 12px;
    color: var(--text-secondary);
    opacity: 0.5;
}

@keyframes scrollLogos {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@keyframes scrollLogosReverse {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(0); }
}

/* ===================================================
   联系我们
   =================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.contact-card {
    padding: 36px;
}

.contact-badge {
    display: inline-block;
    padding: 4px 14px;
    background: var(--primary-gradient);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    color: white;
    margin-bottom: 16px;
}

.contact-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-info-item svg {
    flex-shrink: 0;
    margin-top: 3px;
}

.phone-number {
    font-family: 'DIN Alternate', 'Roboto', monospace;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.contact-note {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 12px;
    opacity: 0.7;
}

/* ===================================================
   页脚
   =================================================== */
.footer {
    background: #1a1a2e;
    padding: 60px 0 0;
    border-top: 2px solid var(--primary);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr 0.8fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo .logo-text {
    font-size: 20px;
    font-weight: 700;
    color: #f0f0f0;
}

.footer-tagline {
    font-size: 14px;
    color: #a0a0b0;
}

.footer-contact h4,
.footer-links h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 16px;
    color: #f0f0f0;
}

.footer-contact p {
    font-size: 13px;
    color: #a0a0b0;
    line-height: 1.8;
}

.footer-links {
    display: flex;
    flex-direction: column;
}

.footer-links a {
    font-size: 13px;
    color: #a0a0b0;
    padding: 6px 0;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-bottom {
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: #a0a0b0;
    opacity: 0.5;
}

/* ===================================================
   浮动电话按钮
   =================================================== */
.float-phone {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(250, 140, 22, 0.4);
    z-index: 999;
    transition: all var(--transition);
    animation: phonePulse 2s ease-in-out infinite;
}

.float-phone:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(250, 140, 22, 0.6);
}

@keyframes phonePulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(250, 140, 22, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(250, 140, 22, 0.7), 0 0 0 10px rgba(250, 140, 22, 0.1); }
}

/* ===================================================
   滚动揭示动画
   =================================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 带延迟的卡片动画 */
.reveal[style*="animation-delay: 0.1s"] { transition-delay: 0.1s; }
.reveal[style*="animation-delay: 0.2s"] { transition-delay: 0.2s; }
.reveal[style*="animation-delay: 0.3s"] { transition-delay: 0.3s; }
.reveal[style*="animation-delay: 0.4s"] { transition-delay: 0.4s; }

/* 服务标准区块 */
.service-standards-section .flow-title {
    margin-bottom: 24px;
}

/* ===================================================
   响应式布局
   =================================================== */

/* 平板 */
@media (max-width: 1024px) {
    .business-grid,
    .service-grid {
        grid-template-columns: 1fr;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .advantage-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .asset-grid {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .section {
        padding: 70px 0;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 32px 32px;
        gap: 4px;
        transition: right var(--transition);
        border-left: 1px solid rgba(0, 0, 0, 0.08);
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-link {
        width: 100%;
        padding: 12px 16px;
        font-size: 16px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-item {
        flex: 0 0 calc(50% - 12px);
    }

    .flow-steps {
        flex-direction: column;
        gap: 0;
    }

    .flow-arrow {
        transform: rotate(90deg);
        margin: 0;
    }

    .advantage-grid {
        grid-template-columns: 1fr;
    }

    .about-values {
        grid-template-columns: 1fr;
    }

    .section {
        padding: 60px 0;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .float-phone {
        bottom: 24px;
        right: 24px;
        width: 48px;
        height: 48px;
    }

    .float-phone svg {
        width: 20px;
        height: 20px;
    }
}

/* ===================================================
   准入管理模块
   =================================================== */

/* 重要提醒折叠面板 */
.adm-rules-panel {
    border-left: 3px solid #c2410c;
}

.adm-rules-header:hover {
    background: rgba(250, 140, 22, 0.04);
}

.adm-rules-header.open #admRulesArrow {
    transform: rotate(180deg);
}

/* 准入表单 textarea 适配 */
#admField_chain_requirement {
    min-height: 60px;
}

/* 准入表格列宽适配 */
#admTable th, #admTable td {
    max-width: 180px;
}

/* Loading 旋转动画 */
@keyframes spin {
    to { transform: rotate(360deg); }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .hero-stats {
        gap: 16px;
    }

    .hero-badge {
        font-size: 12px;
        padding: 6px 16px;
    }

    .glass-card {
        padding: 24px;
    }

    .container {
        padding: 0 16px;
    }

    .stat-number {
        font-size: 1.8rem;
    }
}

/* ===================================================
   资料留存清单模块
   =================================================== */

/* 状态徽章 */
.cl-status {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
}
.cl-status-none { background: #f5f5f5; color: #999; border: 1px solid #d9d9d9; }
.cl-status-done { background: #e6f7ff; color: #1890ff; border: 1px solid #91d5ff; }
.cl-status-pending { background: #fff7e6; color: #d46b08; border: 1px solid #ffd591; }
.cl-status-na { background: #f6ffed; color: #52c41a; border: 1px solid #b7eb8f; }

/* 总体状态 */
.cl-overall-in_progress { background: #fff7e6; color: #d46b08; }
.cl-overall-submitted { background: #e6f7ff; color: #1890ff; }
.cl-overall-verified { background: #f6ffed; color: #389e0d; }
.cl-overall-rejected { background: #fff1f0; color: #cf1322; }

/* 清单项卡片 */
.cl-item-card {
    background: white;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 16px;
    margin-bottom: 12px;
    transition: all var(--transition);
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.cl-item-card:hover {
    border-color: var(--border-hover);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}
.cl-item-card.has-file {
    border-left: 3px solid #52c41a;
}

/* 序号圆圈 */
.cl-item-num {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50%;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}
.cl-item-num.done {
    background: linear-gradient(135deg, #52c41a, #389e0d);
}

/* 内容区 */
.cl-item-content { flex: 1; min-width: 0; }
.cl-item-name { font-size: 15px; font-weight: 600; color: var(--text-primary); margin-bottom: 4px; }
.cl-item-details { font-size: 12px; color: var(--text-secondary); line-height: 1.6; }
.cl-item-notes { font-size: 11px; color: #d46b08; margin-top: 4px; padding: 4px 8px; background: #fff7e6; border-radius: 4px; display: inline-block; }

/* 操作区 */
.cl-item-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
    flex-shrink: 0;
}
.cl-file-name {
    font-size: 11px;
    color: var(--text-secondary);
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 上传区域 */
.cl-upload-zone {
    border: 1px dashed var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
    font-size: 12px;
    color: var(--text-secondary);
    white-space: nowrap;
}
.cl-upload-zone:hover {
    border-color: var(--primary);
    background: rgba(250, 140, 22, 0.04);
    color: var(--primary);
}

/* 模板参考面板 */
#clReferencePanel {
    align-self: flex-start;
    position: sticky;
    top: 100px;
}
#clReferenceContent .ref-item {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-subtle);
}
#clReferenceContent .ref-item:last-child { border-bottom: none; }
.ref-item-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}
.ref-item-num {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50%;
    font-size: 11px;
    font-weight: 700;
    flex-shrink: 0;
}
.ref-item-name { font-size: 13px; font-weight: 600; color: var(--text-primary); }
.ref-item-desc { font-size: 11px; color: var(--text-secondary); margin-bottom: 6px; }
.ref-item-img {
    width: 100%;
    border-radius: 4px;
    border: 1px solid #eee;
    cursor: pointer;
    transition: all var(--transition);
}
.ref-item-img:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* 管理员审核文本域 */
.cl-admin-comment {
    width: 100%;
    padding: 8px;
    border: 1px solid var(--border-subtle);
    border-radius: 4px;
    font-size: 12px;
    resize: vertical;
    min-height: 40px;
    box-sizing: border-box;
}

/* admin 进度条 */
.cl-progress-bar {
    flex: 1;
    height: 6px;
    background: #f0f0f0;
    border-radius: 3px;
    overflow: hidden;
}