/* Hero 首屏 */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #0a0a0c 0%, #15171d 50%, #0a0a0c 100%);
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.7;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 30% 50%, rgba(229, 57, 53, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(255, 109, 0, 0.06) 0%, transparent 40%),
        linear-gradient(180deg, rgba(10, 10, 12, 0.3) 0%, rgba(10, 10, 12, 0.8) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 900px;
    padding: 0 var(--container-padding);
    padding-top: 80px;
}

.hero-logo {
    margin-bottom: var(--spacing-md);
}

.hero-logo img {
    height: 120px;
    width: auto;
    margin: 0 auto;
    filter: drop-shadow(0 0 30px rgba(229, 57, 53, 0.4));
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    letter-spacing: 0.1em;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* 新闻滚动条 */
.hero-news {
    position: absolute;
    bottom: 100px;
    left: 0;
    right: 0;
    z-index: 3;
    display: flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.5);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(4px);
}

.news-label {
    flex-shrink: 0;
    padding: 0.75rem 1.5rem;
    background: var(--color-accent-red);
    color: white;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.news-ticker {
    flex: 1;
    overflow: hidden;
    padding: 0.75rem 0;
    mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}

.news-track {
    display: flex;
    gap: var(--spacing-xl);
    white-space: nowrap;
    animation: ticker 30s linear infinite;
}

.news-item {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    position: relative;
    padding-left: 1rem;
}

.news-item::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--color-accent-red);
}

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

/* 滚动指示器 */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

.scroll-indicator {
    display: block;
    width: 30px;
    height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 15px;
    position: relative;
}

.scroll-indicator span {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 10px;
    background: var(--color-accent-red);
    border-radius: 3px;
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
    0%, 100% { top: 10px; opacity: 1; }
    50% { top: 24px; opacity: 0.3; }
}

/* 数据统计条 */
.stats {
    background: var(--color-bg-tertiary);
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--color-border);
    position: relative;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-accent-red), transparent);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 20%;
    height: 60%;
    width: 1px;
    background: var(--color-divider);
}

.stat-value {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    color: var(--color-text-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-suffix {
    color: var(--color-accent-red);
    font-size: 0.6em;
}

.stat-label {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}