/* ========== 首页专用样式 ========== */

/* ---- 英雄区域 ---- */
.hero-section {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}
.hero-inner {
    max-width: 900px;
    padding: 0 20px;
}
.hero-heading {
    font-size: 80px;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 0 30px rgba(255,255,255,0.7);
    letter-spacing: 4px;
    margin-bottom: 10px;
}
.hero-since-text {
    font-size: 18px;
    color: rgba(255,255,255,0.9);
    margin-bottom: 20px;
}
.hero-desc {
    font-size: 24px;
    color: rgba(255,255,255,0.95);
    margin-bottom: 40px;
}
.hero-qq-row {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 50px;
    color: #fff;
    text-shadow: 0 0 15px rgba(255,255,255,0.6);
    font-size: 18px;
    align-items: baseline
}
.hero-qq-num {
    font-size: 24px;
    font-weight: 500;
    color: #fff;
    cursor: pointer;
    text-decoration: underline;
    text-shadow: 0 0 15px rgba(255,255,255,0.6);
}
.hero-stat-list {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}
.hero-stat-cell {
    text-align: center;
}
.hero-stat-num {
    font-size: 36px;
    font-weight: 600;
    color: #fff;
    text-shadow: 0 0 20px rgba(255,255,255,0.6);
    display: block;
}
.hero-stat-tag {
    font-size: 14px;
    color: rgba(255,255,255,0.85);
    text-transform: uppercase;
    display: block;
    margin-top: 2px;
}
.hero-login-line {
    font-size: 16px;
    color: rgba(255,255,255,0.95);
}
.hero-login-line a {
    color: #fff;
    text-decoration: underline;
}
.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: rgba(255,255,255,0.8);
    font-size: 14px;
}
.hero-scroll-chevron {
    width: 16px;
    height: 16px;
    border-right: 2px solid rgba(255,255,255,0.8);
    border-bottom: 2px solid rgba(255,255,255,0.8);
    transform: rotate(45deg);
    margin-top: 8px;
}

/* ---- 服务器特性标题 ---- */
.features-header {
    text-align: center;
    padding: 40px 20px 10px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}
.features-header img {
    width: 48px;
    height: 48px;
    image-rendering: pixelated;
}
.features-header h2 {
    font-size: 36px;
    color: #fff;
    margin: 0;
    font-weight: 600;
}

/* ---- 特性横幅 ---- */
.feature-strip {
    width: 100%;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.feature-strip.bg-dim {
    background: rgba(0, 0, 0, 0.12);
    backdrop-filter: blur(8px);
}
.feature-strip.bg-faint {
    background: rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(8px);
}
.feature-strip-inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 50px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.feature-strip.icon-left .feature-strip-inner {
    flex-direction: row;
}
.feature-strip.icon-right .feature-strip-inner {
    flex-direction: row-reverse;
}
.feature-strip .strip-icon-wrap {
    flex-shrink: 0;
    width: 64px;
    text-align: center;
}
.feature-strip .strip-icon-wrap img {
    width: 64px;
    height: 64px;
    image-rendering: pixelated;
}
.feature-strip .strip-content {
    flex: 1;
    min-width: 0;
}
.feature-strip.icon-left .strip-content {
    text-align: right;
    padding-left: 50px;
}
.feature-strip.icon-right .strip-content {
    text-align: left;
    padding-right: 50px;
}
.feature-strip .strip-content h3 {
    font-size: 28px;
    margin-bottom: 8px;
    color: #fff;
}
.feature-strip .strip-content p {
    font-size: 16px;
    color: rgba(255,255,255,0.8);
    line-height: 1.5;
}

/* ---- 硬件配置卡片 ---- */
.hw-card {
    text-align: center;
    padding: 35px;
    background: rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(8px);
    border-radius: 16px;
    max-width: 750px;
    margin: 0 auto;
    font-size: 20px;
    font-weight: 500;
    color: rgba(255,255,255,0.9);
    border: 1px solid rgba(255,255,255,0.08);
}

/* ---- 赞助卡片 ---- */
.sponsor-card {
    background: rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
    padding: 25px 35px;
    max-width: 750px;
    margin: 0 auto;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
}
.sponsor-card .sponsor-info {
    flex: 2;
    min-width: 180px;
}
.sponsor-card .sponsor-info .sponsor-lead {
    font-size: 18px;
    margin-bottom: 6px;
    color: #fff;
}
.sponsor-card .sponsor-info .sponsor-rule {
    font-size: 20px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 12px;
}
.sponsor-card .sponsor-info .sponsor-cta {
    color: #fff;
    text-decoration: underline;
    font-size: 16px;
}
.sponsor-card .sponsor-visual {
    flex: 1;
    min-width: 180px;
    text-align: center;
}
.sponsor-card .sponsor-visual img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
}
.sponsor-disclaimer {
    text-align: center;
    margin-top: 20px;
    color: rgba(255,255,255,0.5);
    font-size: 12px;
}

/* ---- 响应式 ---- */
@media (max-width: 768px) {
    .hero-heading { font-size: 48px; }
    .hero-stat-list { gap: 20px; }
    .hero-stat-num { font-size: 22px; }
    .feature-strip-inner { padding: 30px 20px; }
    .feature-strip.icon-left .strip-content { padding-left: 25px; }
    .feature-strip.icon-right .strip-content { padding-right: 25px; }
    .feature-strip .strip-icon-wrap img {
        width: 48px;
        height: 48px;
    }
    .feature-strip .strip-content h3 {
        font-size: 22px;
    }
    .sponsor-card {
        flex-direction: column;
        text-align: center;
        padding: 20px;
    }
    .hw-card {
        font-size: 16px;
        padding: 25px 15px;
    }
}