/* ========== 基础变量与重置 ========== */
:root {
    --primary: #165DFF;
    --primary-light: #4B8BFF;
    --primary-dark: #0E42D2;
    --accent: #00B42A;
    --text-main: #1F2329;
    --text-sub: #4E5969;
    --text-light: #86909C;
    --bg-white: #FFFFFF;
    --bg-gray: #F7F8FA;
    --bg-dark: #1E3A5F;
    --border: #E5E6EB;
    --shadow: 0 4px 20px rgba(22, 93, 255, 0.08);
    --shadow-lg: 0 12px 40px rgba(22, 93, 255, 0.15);
    --radius: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 72px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-main);
    background: var(--bg-white);
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 24px;
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* ========== Header 导航栏 ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 72px;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
    border-bottom-color: var(--border);
}

.header .container {
    height: 100%;
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 46px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: var(--transition);
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.05em;
    transition: var(--transition);
}

.header.scrolled .logo-text {
    color: var(--text-main);
}

.header.scrolled .logo-img {
    filter: none;
}

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

.nav-link {
    position: relative;
    padding: 8px 20px;
    font-size: 20px;
    color: #fff;
    border-radius: var(--radius);
    transition: var(--transition);
}

.header.scrolled .nav-link {
    color: var(--text-sub);
}

.header:not(.scrolled) .nav-link:hover,
.header:not(.scrolled) .nav-link.active {
    color: #fff;
    font-weight: 600;
}

.header.scrolled .nav-link:hover {
    color: var(--primary);
}

.header.scrolled .nav-link.active {
    color: var(--text-main);
    font-weight: 600;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%) scale(0);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #fff;
    background: transparent;
    border-radius: 0;
    transition: var(--transition);
}

.header.scrolled .nav-link::after {
    border-top-color: var(--primary);
}

.nav-link.active::after {
    transform: translateX(-50%) scale(1);
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: var(--transition);
}

.header.scrolled .hamburger span {
    background: var(--text-main);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ========== Hero 主视觉区域 ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 72px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(22, 93, 255, 0.85) 0%, rgba(14, 66, 210, 0.75) 100%);
}

.hero-content {
    text-align: center;
    color: #fff;
    max-width: 1200px;
    padding: 40px 20px;
}

.hero-title {
    font-size: clamp(48px, 10vw, 120px);
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 24px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: clamp(24px, 4vw, 48px);
    font-weight: 400;
    letter-spacing: 1px;
    margin-bottom: 48px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

.hero-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 32px;
}

.hero-feature-tag {
    font-size: clamp(16px, 2vw, 22px);
    font-weight: 400;
    letter-spacing: 2px;
    color: #fff;
    transition: var(--transition);
}

.hero-feature-tag:hover {
    opacity: 0.8;
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: 12px;
    position: relative;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% { top: 8px; opacity: 1; }
    100% { top: 20px; opacity: 0; }
}

/* ========== 通用 Section 样式 ========== */
section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-en {
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #d8d8d8;
    margin-bottom: 12px;
}

.section-en.light {
    color: #fff;
}

.section-title {
    font-size: clamp(28px, 4vw, 35px);
    font-weight: 600;
    color: var(--text-main);
    letter-spacing: 1px;
}

.section-title.light {
    color: #fff;
}

/* ========== 平台优势模块 ========== */
.advantages {
    background: var(--bg-white);
}

.advantages .section-en {
    text-transform: none;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.advantage-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 40px 20px;
    background: var(--bg-white);
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    transition: var(--transition);
    cursor: default;
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(22, 93, 255, 0.12);
    border-color: rgba(22, 93, 255, 0.12);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(22, 93, 255, 0.1);
    border-radius: 50%;
    margin-bottom: 20px;
    color: var(--primary);
    transition: var(--transition);
}

.advantage-card:hover .advantage-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(22, 93, 255, 0.25);
}

.advantage-icon svg {
    width: 36px;
    height: 36px;
}

.advantage-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-main);
    letter-spacing: 1px;
}

/* ========== 市场范围模块 ========== */
.market {
    background: var(--bg-dark);
    color: #fff;
    overflow: hidden;
}

.market-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(255,255,255,0.08) 0%, transparent 30%),
        radial-gradient(circle at 80% 70%, rgba(255,255,255,0.06) 0%, transparent 40%);
    pointer-events: none;
}

.market-header {
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.market-header .section-en {
    margin-top: 12px;
    margin-bottom: 0;
    font-style: italic;
    text-transform: none;
}

.market-wrapper {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.market-content {
    max-width: 600px;
}

.market-subtitle {
    font-size: 24px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.market-desc {
    font-size: 18px;
    line-height: 32px;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
}

.market-stats {
    display: flex;
    gap: 48px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.9);
    flex-shrink: 0;
}

.stat-icon svg {
    width: 32px;
    height: 32px;
}

.stat-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    order: 2;
}

.stat-value {
    display: flex;
    align-items: baseline;
    gap: 4px;
    order: 1;
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    letter-spacing: -2px;
}

.stat-unit {
    font-size: 20px;
    font-weight: 600;
    color: #fff;
}

.market-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.china-map {
    width: 100%;
    max-width: 520px;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.2));
    animation: float 4s ease-in-out infinite;
}

.china-map-outline {
    fill: rgba(255, 255, 255, 0.06);
    stroke: rgba(255, 255, 255, 0.35);
    stroke-width: 1;
}

.china-map-dot {
    fill: #fff;
    filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.9));
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* ========== 合作伙伴模块 ========== */
.partners {
    background: var(--bg-gray);
    overflow: hidden;
    padding: 40px 0;
}

.partners-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 60px;
}

.partners-track {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 10px 0;
}

.partners-track::-webkit-scrollbar {
    display: none;
}

.partner-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bg-white);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
    box-shadow: var(--shadow-sm);
}

.partner-nav:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.partner-prev {
    left: -5%;
}

.partner-next {
    right: -5%;
}

.partners-wrapper:hover .partner-nav {
    opacity: 1;
}

.partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    background: var(--bg-white);
    border-radius: var(--radius);
    flex-shrink: 0;
    width: 18%;
    cursor: pointer;
    transition: var(--transition);
}

.partner-logo:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.partner-logo img {
    width: 100%;
    height: auto;
    display: block;
}

/* ========== Footer ========== */
.footer {
    background: linear-gradient(rgba(30, 60, 114, 0.85), rgba(30, 60, 114, 0.85)),
                url('../img/footer-bg.png') center/cover no-repeat;
    padding: 80px 0 0;
    color: #fff;
}

.contact-title {
    display: none;
}

.footer-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-row {
    display: flex;
    gap: 0;
    align-items: center;
}

.contact-label {
    flex-shrink: 0;
    font-size: 16px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
}

.contact-value {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.footer-qrcode {
    display: flex;
    justify-content: flex-end;
    align-items: flex-start;
}

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

.qrcode-item img {
    width: 140px;
    height: 140px;
    border-radius: var(--radius);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    margin-bottom: 12px;
    object-fit: cover;
}

.qrcode-item p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom {
    padding: 24px 0;
    /* background: var(--primary); */
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: #fff;
}

.footer-bottom p .icon-copyright {
    margin-right: 4px;
}

/* ========== 内页通用样式 ========== */
.page-hero {
    position: relative;
    min-height: 45vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 72px;
}

.page-hero-content {
    text-align: center;
    color: #fff;
    position: relative;
    z-index: 2;
}

.page-hero-en {
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 12px;
    opacity: 0.9;
}

.page-hero-title {
    font-size: clamp(36px, 6vw, 56px);
    font-weight: 600;
    letter-spacing: 2px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
}

/* ========== 企业介绍页 ========== */
.intro-section {
    background: var(--bg-white);
}

.intro-content {
    max-width: 1000px;
    margin: 0 auto;
}

.intro-text {
    text-align: center;
}

.intro-text h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 32px;
    letter-spacing: 1px;
}

.intro-text p {
    font-size: 18px;
    line-height: 2;
    color: var(--text-sub);
    margin-bottom: 20px;
    text-align: justify;
    text-align-last: center;
}

.service-mode {
    background: var(--bg-gray);
}

.service-intro {
    max-width: 1000px;
    margin: 0 auto 60px;
    text-align: center;
}

.service-intro p {
    font-size: 18px;
    line-height: 2;
    color: var(--text-sub);
    text-align: justify;
    text-align-last: center;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 40px 28px;
    text-align: center;
    border: 1px solid var(--border);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(22, 93, 255, 0.12);
    border-color: var(--primary-light);
}

.service-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(22, 93, 255, 0.08) 0%, rgba(22, 93, 255, 0.03) 100%);
    border-radius: var(--radius);
    margin: 0 auto 24px;
    color: var(--primary);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    transform: scale(1.05);
}

.service-icon svg {
    width: 36px;
    height: 36px;
}

.service-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 20px;
}

.service-card ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-card ul li {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.6;
}

.social-value {
    background: var(--bg-white);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.value-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 40px 28px;
    text-align: center;
    border: 1px solid var(--border);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    transition: var(--transition);
}

.value-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(22, 93, 255, 0.12);
    border-color: var(--primary-light);
}

.value-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(22, 93, 255, 0.08) 0%, rgba(22, 93, 255, 0.03) 100%);
    border-radius: 50%;
    margin: 0 auto 24px;
    color: var(--primary);
    transition: var(--transition);
}

.value-card:hover .value-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    transform: scale(1.05);
}

.value-icon svg {
    width: 36px;
    height: 36px;
}

.value-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 8px;
}

.value-subtitle {
    font-size: 14px;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 16px;
}

.value-card > p:last-child {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-sub);
}

.product-features {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.product-feature-item {
    flex: 0 0 auto;
}

.feature-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(22, 93, 255, 0.25);
    transition: var(--transition);
}

.feature-circle:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(22, 93, 255, 0.35);
}

.feature-circle span {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    text-align: center;
    line-height: 1.3;
}

.feature-stat {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent) 0%, #00D68F 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(0, 180, 42, 0.25);
    transition: var(--transition);
}

.feature-stat:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0, 180, 42, 0.35);
}

.feature-number {
    font-size: 42px;
    font-weight: 800;
    color: #fff;
    line-height: 1;
}

.feature-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.95);
    margin-top: 8px;
    text-align: center;
    padding: 0 20px;
}

.iov-section {
    background: var(--bg-dark);
    color: #fff;
}

.iov-section .section-title {
    color: #fff;
}

.iov-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.iov-content p {
    font-size: 18px;
    line-height: 2;
    color: rgba(255, 255, 255, 0.9);
    text-align: justify;
    text-align-last: center;
}

.member-benefits {
    background: var(--bg-gray);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.benefit-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 40px 28px;
    text-align: center;
    border: 1px solid var(--border);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(22, 93, 255, 0.12);
    border-color: var(--primary-light);
}

.benefit-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(22, 93, 255, 0.08) 0%, rgba(22, 93, 255, 0.03) 100%);
    border-radius: 50%;
    margin: 0 auto 24px;
    color: var(--primary);
    transition: var(--transition);
}

.benefit-card:hover .benefit-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    transform: scale(1.05);
}

.benefit-icon svg {
    width: 36px;
    height: 36px;
}

.benefit-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 16px;
}

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

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

.process-steps {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 60px;
    right: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
    z-index: 0;
}

.process-step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    box-shadow: 0 8px 24px rgba(22, 93, 255, 0.25);
}

.step-desc {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-sub);
    padding: 0 10px;
}

/* ========== 新闻动态页 ========== */
.news-section {
    background: #fff;
    padding: 80px 0;
}

.news-list {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.news-empty {
    text-align: center;
    padding: 80px 20px;
    color: #999;
}

.news-empty .empty-icon {
    font-size: 64px;
    margin-bottom: 16px;
    opacity: 0.6;
}

.news-empty .empty-text {
    font-size: 16px;
    color: #666;
    margin: 0 0 8px;
}

.news-empty .empty-tip {
    font-size: 14px;
    color: #999;
    margin: 0;
}

.news-item {
    padding: 12px 24px;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
    overflow: hidden;
}

.news-item:last-child {
    border-bottom: none;
}

.news-item:hover {
    background: #fafafa;
}

.news-link {
    width: 100%;
    display: block;
    padding: 24px 0;
}

.news-title {
    font-size: 24px;
    font-weight: 600;
    color: #000;
    line-height: 28px;
    margin-bottom: 14px;
    transition: var(--transition);
}

.news-item:hover .news-title {
    color: var(--primary);
}

.news-summary {
    font-size: 18px;
    line-height: 22px;
    color: #999;
    margin-bottom: 18px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-date {
    display: block;
    font-size: 16px;
    font-style: italic;
    font-family: Arial, Arial-ItalicMT, sans-serif;
    font-weight: normal;
    color: #999;
    line-height: 18px;
    text-align: right;
}

/* ========== 新闻详情页 ========== */
.news-detail-section {
    background: var(--bg-gray);
    padding: 80px 0;
}

.news-detail-article {
    max-width: 90%;
    margin: 0 auto;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    padding: 56px 64px;
    box-shadow: var(--shadow);
}

.news-detail-header {
    text-align: center;
    padding-bottom: 32px;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--border);
}

.news-detail-title {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--text-main);
    margin-bottom: 20px;
}

.news-detail-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 4px 12px;
    font-size: 14px;
    color: var(--text-light);
}

.news-detail-meta span + span::before {
    content: '·';
    margin-right: 12px;
    color: var(--text-light);
}

.news-detail-cover {
    margin-bottom: 32px;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-gray);
}

.news-detail-cover img {
    width: 100%;
    height: auto;
    display: block;
}

.news-detail-content {
    font-size: 18px;
    line-height: 2;
    color: var(--text-sub);
}

.news-detail-content img {
    max-width: 100%;
    height: auto;
    display: inline-block;
    border-radius: var(--radius);
}

.news-detail-content p {
    margin-bottom: 20px;
    text-align: justify;
}

.news-detail-content h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-main);
    margin: 40px 0 24px;
    padding-left: 16px;
    border-left: 4px solid var(--primary);
}

.news-detail-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-main);
    margin: 28px 0 16px;
}

.news-detail-footer {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.news-detail-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 600;
    color: var(--primary);
    transition: var(--transition);
}

.news-detail-back:hover {
    color: var(--primary-dark);
    transform: translateX(-4px);
}

/* ========== 新闻卡片布局 ========== */
.news-item-card {
    width: 100%;
    display: flex;
    flex-direction: row;
    gap: 24px;
    padding: 24px;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-bottom: 16px;
    transition: var(--transition);
    box-shadow: none;
}

.news-item-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
    transform: translateY(-2px);
}

.news-card-img {
    flex: 0 0 280px;
    height: 180px;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-gray);
}

.news-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.news-item-card:hover .news-card-img img {
    transform: scale(1.05);
}

.news-card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0;
}

.news-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 16px;
}

.news-read-more {
    font-size: 14px;
    color: var(--primary);
    font-weight: 500;
    transition: var(--transition);
}

.news-item-card:hover .news-read-more {
    color: var(--primary-dark);
}

.news-pagination {
    display: flex;
    justify-content: center;
    padding-top: 32px;
}

.news-pagination .pagination {
    display: flex;
    gap: 8px;
    align-items: center;
}

.news-pagination .pagination button,
.news-pagination .pagination span {
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-white);
    cursor: pointer;
    transition: var(--transition);
}

.news-pagination .pagination button:hover,
.news-pagination .pagination span:hover {
    background: var(--bg-gray);
}

.news-pagination .pagination .active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* ========== 动画类 ========== */
.animate-fade-in {
    opacity: 0;
    animation: fadeIn 1s ease-out 0.2s forwards;
}

.animate-slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.8s ease-out forwards;
}

.delay-1 { animation-delay: 0.3s; }
.delay-2 { animation-delay: 0.5s; }

@keyframes fadeIn {
    to { opacity: 1; }
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.advantages-grid .reveal:nth-child(2) { transition-delay: 0.1s; }
.advantages-grid .reveal:nth-child(3) { transition-delay: 0.2s; }
.advantages-grid .reveal:nth-child(4) { transition-delay: 0.3s; }
.advantages-grid .reveal:nth-child(5) { transition-delay: 0.4s; }

/* ========== 产品页炫酷样式 ========== */

/* 产品页 Hero */
.product-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 72px;
}

.product-hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.product-hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.08); }
}

.product-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(14, 66, 210, 0.82) 0%, rgba(8, 38, 128, 0.78) 100%);
}

.product-hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 80px 80px;
    pointer-events: none;
}

.product-hero-content {
    text-align: center;
    color: #fff;
    position: relative;
    z-index: 2;
    max-width: 1100px;
    padding: 40px 20px;
}

.product-hero-title {
    font-size: clamp(56px, 11vw, 140px);
    font-weight: 800;
    letter-spacing: 0.12em;
    line-height: 1;
    margin-bottom: 28px;
    color: transparent;
    -webkit-text-stroke: 2px rgba(255, 255, 255, 0.95);
    text-shadow: 0 0 40px rgba(22, 93, 255, 0.5);
    animation: heroTitleIn 1.2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
    opacity: 0;
    transform: translateY(40px);
}

@keyframes heroTitleIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-hero-subtitle {
    font-size: clamp(22px, 3.5vw, 40px);
    font-weight: 500;
    letter-spacing: 0.15em;
    margin-bottom: 48px;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
    animation: heroSubtitleIn 1s cubic-bezier(0.22, 1, 0.36, 1) 0.3s forwards;
    opacity: 0;
    transform: translateY(30px);
}

@keyframes heroSubtitleIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-hero-tags {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px 32px;
    animation: heroTagsIn 1s cubic-bezier(0.22, 1, 0.36, 1) 0.5s forwards;
    opacity: 0;
    transform: translateY(30px);
}

@keyframes heroTagsIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-tag {
    position: relative;
    font-size: clamp(15px, 1.6vw, 20px);
    font-weight: 400;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.95);
    padding: 0 20px;
}

.hero-tag:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -16px;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
}

.product-hero-mouse {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: heroMouseIn 1s ease-out 1s forwards;
    opacity: 0;
}

@keyframes heroMouseIn {
    to { opacity: 1; }
}

/* 产品介绍两栏布局 */
.product-intro {
    background: var(--bg-white);
    overflow: hidden;
}

.product-intro-wrapper {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 80px;
    align-items: center;
}

.product-intro-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 500px;
}

.product-device-glow {
    position: absolute;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(22, 93, 255, 0.12) 0%, transparent 70%);
    animation: glowPulse 4s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.15); opacity: 1; }
}

.product-device-img {
    position: relative;
    z-index: 2;
    max-height: 480px;
    width: auto;
    filter: drop-shadow(0 30px 60px rgba(14, 66, 210, 0.25));
    animation: deviceFloat 5s ease-in-out infinite;
}

@keyframes deviceFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-16px); }
}

.product-intro-main .section-header-left {
    text-align: left;
    margin-bottom: 32px;
}

.product-intro-main .section-header-left .section-title,
.product-intro-main .section-header-left .section-en {
    text-align: left;
}

.product-intro-main .product-intro-content {
    max-width: 100%;
    margin: 0 0 48px;
    text-align: left;
}

.product-intro-main .product-intro-content h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 20px;
}

.product-intro-main .product-intro-content p {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text-sub);
    text-align: justify;
}

.product-intro-main .product-features {
    justify-content: flex-start;
    margin: 0;
    gap: 24px;
}

.product-intro-main .feature-circle {
    width: 110px;
    height: 110px;
    flex-direction: column;
    gap: 8px;
    background: linear-gradient(135deg, #E8F4FF 0%, #F0F7FF 100%);
    box-shadow: 0 6px 20px rgba(22, 93, 255, 0.12);
    border: 1px solid rgba(22, 93, 255, 0.1);
}

.product-intro-main .feature-circle:hover {
    transform: translateY(-6px) scale(1.05);
    box-shadow: 0 14px 32px rgba(22, 93, 255, 0.2);
}

.product-intro-main .feature-circle img {
    width: 46px;
    height: 46px;
    object-fit: contain;
}

.product-intro-main .feature-circle span {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-dark);
}

.product-intro-main .feature-stat {
    width: 150px;
    height: 150px;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-content: center;
    gap: 0 4px;
    background: linear-gradient(135deg, var(--accent) 0%, #00D68F 100%);
    position: relative;
}

.product-intro-main .feature-stat::before {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0, 180, 42, 0.25) 0%, rgba(0, 214, 143, 0.15) 100%);
    z-index: -1;
    animation: statPulse 2.5s ease-in-out infinite;
}

@keyframes statPulse {
    0%, 100% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.08); opacity: 1; }
}

.product-intro-main .feature-number {
    font-size: 48px;
    font-weight: 800;
}

.product-intro-main .feature-unit {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
}

.product-intro-main .feature-label {
    width: 100%;
    font-size: 13px;
    margin-top: 4px;
}

/* 车联网服务背景图 */
.iov-section {
    position: relative;
    padding: 0;
    min-height: auto;
    background: var(--bg-dark);
    overflow: hidden;
}

.iov-bg {
    position: relative;
    width: 100%;
    z-index: 0;
    line-height: 0;
}

.iov-bg-img {
    width: 100%;
    height: auto;
    display: block;
}

.iov-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 42, 110, 0.55) 0%, transparent 35%, transparent 65%, rgba(10, 42, 110, 0.45) 100%);
    pointer-events: none;
}

.iov-section .container {
    position: absolute;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    z-index: 2;
}

.iov-section .section-header {
    margin-bottom: 0;
}

.iov-section .section-title.light {
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
}

/* ========== 产品列表卡片 ========== */
.product-list-section {
    background: var(--bg-gray);
    padding: 80px 0;
}

.product-list-section .section-header {
    text-align: center;
    margin-bottom: 48px;
}

.product-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
}

.product-card {
    display: flex;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-bottom: 28px;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.product-card-image {
    flex: 0 0 42%;
    height: 280px;
    overflow: hidden;
}

.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.product-card:hover .product-card-image img {
    transform: scale(1.05);
}

.product-card-content {
    flex: 1;
    padding: 28px 32px;
    display: flex;
    flex-direction: column;
}

.product-card-content h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 14px;
}

.product-card-content p {
    font-size: 15px;
    line-height: 1.85;
    color: var(--text-sub);
    margin-bottom: 20px;
    flex: 1;
}

.product-card-btn {
    display: inline-block;
    padding: 10px 28px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    border-radius: 30px;
    text-decoration: none;
    transition: var(--transition);
    align-self: flex-start;
    box-shadow: 0 4px 14px rgba(22, 93, 255, 0.2);
}

.product-card-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(22, 93, 255, 0.3);
    color: #fff;
}

/* 办理流程 */
.process-section {
    position: relative;
    background: var(--bg-white);
    overflow: hidden;
}

.process-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    opacity: 0.12;
}

.process-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center bottom;
}

.process-section .container {
    position: relative;
    z-index: 1;
}

.process-steps {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 56px;
    left: 80px;
    right: 80px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 60%, transparent 100%);
    z-index: 0;
}

.process-step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.process-step-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 8px 24px rgba(22, 93, 255, 0.15);
    border: 2px solid var(--primary-light);
    transition: var(--transition);
}

.process-step-icon img {
    width: 42px;
    height: 42px;
    object-fit: contain;
}

.process-step:hover .process-step-icon {
    transform: translateY(-6px) scale(1.08);
    box-shadow: 0 14px 36px rgba(22, 93, 255, 0.25);
    border-color: var(--primary);
}

.step-number {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    box-shadow: 0 6px 20px rgba(22, 93, 255, 0.25);
}

.step-desc {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-sub);
    padding: 0 10px;
}

/* ========== 响应式适配 ========== */
@media (max-width: 1024px) {
    .advantages-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .market-wrapper {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .market-image {
        order: -1;
    }

    .china-map {
        max-width: 360px;
    }

    .partners-track {
        gap: 12px;
    }

    .partner-logo {
        width: 40%;
        height: auto;
    }

    .footer-wrapper {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-qrcode {
        justify-content: flex-start;
    }

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

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

    .process-steps::before {
        display: none;
    }

    /* 产品页响应式 */
    .product-list-item {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .product-list-item:nth-child(even) .product-list-image {
        order: 0;
    }

    .product-list-image img {
        height: 240px;
    }

    .product-list-content h3 {
        font-size: 22px;
    }

    .iov-section .container {
        top: 48px;
    }
}

@media (max-width: 768px) {
    .header {
        height: 64px;
    }

    .nav-menu {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: #fff;
        padding: 16px 24px;
        gap: 4px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transform: translateY(-120%);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-link {
        padding: 14px 16px;
        width: 100%;
        font-size: 16px;
        color: var(--text-main);
    }

    .nav-link::after {
        border-top-color: var(--primary);
    }

    .hamburger {
        display: flex;
    }

    section {
        padding: 70px 0;
    }

    .hero-subtitle {
        font-size: 22px;
    }

    .hero-features {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

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

    .market-stats {
        gap: 32px;
    }

    .stat-number {
        font-size: 42px;
    }

    .contact-row {
        flex-direction: column;
        gap: 6px;
    }

    .page-hero {
        min-height: 35vh;
        padding-top: 64px;
    }

    .page-hero-title {
        font-size: 32px;
    }

    .service-grid,
    .value-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .process-steps {
        flex-direction: column;
        gap: 32px;
    }

    .feature-circle {
        width: 100px;
        height: 100px;
    }

    .feature-circle span {
        font-size: 15px;
    }

    .feature-stat {
        width: 130px;
        height: 130px;
    }

    .feature-number {
        font-size: 34px;
    }

    /* 产品页移动端 */
    .product-hero-title {
        font-size: clamp(40px, 14vw, 80px);
        -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.95);
    }

    .product-hero-subtitle {
        font-size: clamp(18px, 5vw, 26px);
        letter-spacing: 0.08em;
    }

    .hero-tag {
        padding: 0 12px;
        font-size: 14px;
    }

    .hero-tag:not(:last-child)::after {
        right: -10px;
        width: 4px;
        height: 4px;
    }

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

    .product-card-image {
        height: 220px;
    }

    .product-card-content h3 {
        font-size: 16px;
    }

    .iov-section .container {
        top: 36px;
    }

    .process-steps {
        flex-direction: column;
        gap: 40px;
    }

    .process-steps::before {
        display: none;
    }

    .process-step-icon {
        width: 64px;
        height: 64px;
        margin-bottom: 14px;
    }

    .process-step-icon img {
        width: 32px;
        height: 32px;
    }

    .step-number {
        width: 44px;
        height: 44px;
        font-size: 16px;
        margin-bottom: 12px;
    }

    .news-link {
        padding: 20px 0;
    }

    .news-item-card .news-link {
        flex-direction: column;
    }

    .news-card-img {
        flex: 0 0 100%;
        height: 200px;
    }

    .news-card-body {
        padding: 16px 0 0;
    }

    .news-title {
        font-size: 18px;
        line-height: 24px;
    }

    .news-summary {
        font-size: 14px;
        line-height: 20px;
    }

    .news-date {
        font-size: 13px;
    }

    .news-detail-article {
        padding: 40px 32px;
    }

    .news-detail-title {
        font-size: 22px;
    }

    .news-detail-content {
        font-size: 15px;
    }

    .news-detail-content h2 {
        font-size: 19px;
    }

    .news-detail-content h3 {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .advantages-grid {
        grid-template-columns: 1fr;
    }

    .partners-track {
        gap: 6px;
    }

    .partner-logo {
        width: 35%;
    }

    .partner-logo img {
        width: auto;
        height: 160px;
    }

    .market-stats {
        flex-direction: column;
        gap: 24px;
    }

    .news-detail-article {
        padding: 28px 20px;
        border-radius: var(--radius);
    }

    .news-detail-title {
        font-size: 19px;
    }

    .news-detail-content {
        font-size: 16px;
        line-height: 1.8;
    }

    .news-detail-content h2 {
        font-size: 19px;
        margin: 28px 0 16px;
        padding-left: 12px;
    }

    .news-detail-content h3 {
        font-size: 17px;
    }

    .news-detail-meta {
        flex-direction: row;
        gap: 8px;
    }

    .news-detail-meta span + span {
        padding-left: 0;
        border-left: none;
    }
}

/* ========== 通用缺省状态样式 ========== */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-light);
}

.empty-state .empty-icon {
    font-size: 64px;
    margin-bottom: 16px;
    opacity: 0.4;
    color: var(--text-light);
}

.empty-state .empty-text {
    font-size: 16px;
    color: var(--text-sub);
    margin: 0 0 8px;
}

.empty-state .empty-tip {
    font-size: 14px;
    color: var(--text-light);
    margin: 0;
}