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

:root {
    --primary-color: #e62e2d;
    --secondary-color: #000000;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --dark-gray: #666;
}

body {
    font-family: 'Arial', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #fff;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

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

/* Header */
header {
    background: var(--secondary-color);
    color: #fff;
    padding: 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
    border-bottom: 1px solid #333;
}

.logo {
    font-size: 28px;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-menu a {
    font-size: 14px;
    color: #ccc;
    padding: 5px 0;
    position: relative;
}

.nav-menu a:hover {
    color: #fff;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: #fff;
    padding: 150px 5% 80px;
    text-align: center;
    margin-top: 80px;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero h1 span {
    color: var(--primary-color);
}

.hero p {
    font-size: 18px;
    color: #ccc;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    background: var(--primary-color);
    color: #fff;
    padding: 15px 40px;
    font-size: 16px;
    border-radius: 5px;
    font-weight: bold;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: #c42625;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(230, 46, 45, 0.4);
}

/* Section Styles */
section {
    padding: 80px 5%;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 36px;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.section-title p {
    color: var(--dark-gray);
    font-size: 16px;
}

/* News Grid */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.news-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.news-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #e62e2d 0%, #c42625 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 48px;
}

.news-content {
    padding: 25px;
}

.news-date {
    color: var(--primary-color);
    font-size: 12px;
    font-weight: bold;
    margin-bottom: 10px;
}

.news-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.news-card p {
    color: var(--dark-gray);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}

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

.read-more:hover {
    text-decoration: underline;
}

/* Stats Section */
.stats {
    background: var(--secondary-color);
    color: #fff;
    text-align: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.stat-item h3 {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: bold;
}

.stat-item p {
    color: #ccc;
    font-size: 16px;
}

/* Footer */
footer {
    background: #111;
    color: #999;
    padding: 60px 5% 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-section h4 {
    color: #fff;
    font-size: 18px;
    margin-bottom: 20px;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #222;
}

/* Responsive */
@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        gap: 20px;
    }
    
    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero {
        padding: 120px 5% 60px;
    }
}

/* News Page Styles */
.news-detail {
    max-width: 800px;
    margin: 0 auto;
}

.news-header {
    text-align: center;
    margin-bottom: 40px;
}

.news-header h1 {
    font-size: 36px;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.news-meta {
    color: var(--dark-gray);
    font-size: 14px;
}

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

.news-body p {
    margin-bottom: 25px;
}

.back-link {
    display: inline-block;
    margin-bottom: 30px;
    color: var(--primary-color);
    font-weight: bold;
}

.back-link:hover {
    text-decoration: underline;
}

/* 404 Page */
.error-page {
    min-height: calc(100vh - 200px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 50px 20px;
}

.error-code {
    font-size: 120px;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.error-message {
    font-size: 24px;
    margin-bottom: 10px;
    color: var(--secondary-color);
}

.error-description {
    color: var(--dark-gray);
    margin-bottom: 30px;
    font-size: 16px;
}