/**
 * 星辰 AI  - 赛博朋克首页样式
 */

.home-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 90px 20px 40px;
    position: relative;
    z-index: 1;
}

/* Banner — 赛博朋克 */
.home-banner {
    text-align: center;
    padding: 60px 30px;
    background: linear-gradient(135deg, #05050a 0%, #0a0a1a 40%, #0d0820 70%, #0a0a0f 100%);
    border-radius: var(--border-radius-lg);
    color: white;
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0,255,245,0.2);
    animation: neonPulse 5s ease-in-out infinite;
}

/* Banner 网格背景 */
.home-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(rgba(0,255,245,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,255,245,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

/* Banner 底部霓虹线 */
.home-banner::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-cyan), var(--neon-pink), var(--neon-cyan), transparent);
    background-size: 200% 100%;
    animation: headerLine 3s linear infinite;
}

.home-banner h1 {
    font-size: 2.5em;
    margin-bottom: 12px;
    font-weight: 700;
    position: relative;
    z-index: 1;
    color: var(--neon-cyan);
    text-shadow: 0 0 20px rgba(0,255,245,0.5), 0 0 60px rgba(0,255,245,0.2);
    letter-spacing: 4px;
    animation: glitch 10s ease-in-out infinite;
}

.banner-desc {
    font-size: 1.05em;
    margin-bottom: 28px;
    text-indent: 0 !important;
    position: relative;
    z-index: 1;
    color: rgba(0,255,245,0.6);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-size: 0.85em;
}

.banner-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.copy-api-btn,
.view-models-btn {
    padding: 12px 28px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.copy-api-btn {
    background: transparent;
    color: var(--neon-cyan);
    border: 2px solid var(--neon-cyan);
    box-shadow: var(--glow-cyan);
}

.copy-api-btn:hover {
    background: rgba(0,255,245,0.1);
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0,255,245,0.4);
}

.view-models-btn {
    background: transparent;
    color: var(--neon-pink);
    border: 1px solid rgba(255,45,149,0.4);
}

.view-models-btn:hover {
    background: rgba(255,45,149,0.08);
    transform: translateY(-2px);
    border-color: var(--neon-pink);
    box-shadow: var(--glow-pink);
}

/* 新用户引导 */
.newuser-guide {
    display: block;
    text-decoration: none;
    background: linear-gradient(135deg, rgba(0,255,245,0.06), rgba(181,55,242,0.06));
    border: 1px solid rgba(0,255,245,0.2);
    border-radius: var(--border-radius-lg);
    padding: 24px 30px;
    margin-bottom: 32px;
    transition: all 0.3s;
    color: white;
    position: relative;
    overflow: hidden;
}

/* 扫光效果 */
.newuser-guide::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0,255,245,0.08), transparent);
    transition: left 0.6s;
}

.newuser-guide:hover::before { left: 200%; }

.newuser-guide:hover {
    transform: translateY(-3px);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 30px rgba(0,255,245,0.15);
}

.newuser-guide-inner {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.newuser-badge {
    background: rgba(0,255,245,0.1);
    color: var(--neon-cyan);
    padding: 6px 16px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.9em;
    flex-shrink: 0;
    border: 1px solid rgba(0,255,245,0.3);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.newuser-text {
    font-size: 1.3em;
    font-weight: 700;
    color: var(--neon-cyan);
}

.newuser-hint {
    font-size: 0.85em;
    opacity: 0.6;
    margin-left: auto;
    color: var(--text-secondary);
}

/* 分组卡片 */
.card-group { margin-bottom: 28px; }

.group-title {
    font-size: 1.1em;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 14px;
    padding-left: 4px;
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
}

/* 分组标题霓虹下划线 */
.group-title::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 100%; height: 1px;
    background: linear-gradient(90deg, var(--neon-cyan), transparent);
    opacity: 0.4;
}

.nav-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}

/* 导航卡片 — 赛博朋克 */
.nav-card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 22px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

/* 卡片角落装饰 */
.nav-card::before, .nav-card::after {
    content: '';
    position: absolute;
    width: 16px; height: 16px;
    border-color: var(--neon-cyan);
    border-style: solid;
    border-width: 0;
    opacity: 0;
    transition: opacity 0.3s;
}

.nav-card::before { top: 6px; left: 6px; border-top-width: 1px; border-left-width: 1px; }
.nav-card::after { bottom: 6px; right: 6px; border-bottom-width: 1px; border-right-width: 1px; }

.nav-card:hover::before, .nav-card:hover::after { opacity: 0.6; }

.nav-card:hover {
    transform: translateY(-3px);
    border-color: rgba(0,255,245,0.4);
    box-shadow: 0 0 30px rgba(0,255,245,0.1);
}

.nav-card h3 { margin: 0 0 10px 0; font-size: 1.05em; color: var(--text-color); }
.nav-card p { margin: 0; color: var(--text-secondary); font-size: 0.85em; line-height: 1.5; text-indent: 0; }

/* 底部 */
.home-footer { text-align: center; padding: 24px 0; color: var(--text-secondary); font-size: 0.9em; }
.home-footer p { text-indent: 0; }

/* 浅色主题 */
[data-theme="light"] .home-banner {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

[data-theme="light"] .newuser-guide {
    background: linear-gradient(135deg, rgba(0,150,150,0.06), rgba(100,50,200,0.06));
}

/* 移动端 */
@media (max-width: 768px) {
    .home-container { padding: 80px 15px 30px; }
    .home-banner { padding: 35px 20px; }
    .home-banner h1 { font-size: 1.6em; letter-spacing: 2px; }
    .banner-actions { flex-direction: column; align-items: center; }
    .copy-api-btn, .view-models-btn { width: 100%; max-width: 260px; text-align: center; }
    .newuser-guide { padding: 20px; }
    .newuser-guide-inner { flex-direction: column; text-align: center; }
    .newuser-hint { margin-left: 0; }
    .nav-cards { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .home-banner h1 { font-size: 1.3em; }
    .newuser-text { font-size: 1.1em; }
}