/* =============================================
   首页六宫格卡片网格样式 (Homepage Grid)
   Diuz Theme v3.0.0
   ============================================= */

/* ---- 整体容器 ---- */
.homepage-grid-wrapper {
    min-height: 100vh;
    background: linear-gradient(180deg, #f1f5f9 0%, #e2e8f0 50%, #f1f5f9 100%);
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* 确保内容区居中 */
body.diuz-custom-home #primary,
body.diuz-custom-home .content-area,
body.diuz-custom-home main#main,
body.diuz-custom-home .site-main {
    width: 100%;
    max-width: 100% !important;
    padding: 0 !important;
    margin: 0 auto !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* ---- 顶部导航栏（隐藏）---- */
.homepage-top-nav {
    display: none !important;
}

/* ---- 主标语区 ---- */
.hero-section {
    text-align: center;
    padding: 40px 20px 30px;
    animation: fadeInUp 0.7s ease 0.5s both;
}

/* 首页静态小狗容器 */
.homepage-dog-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: 16px;
}

.homepage-dog {
    cursor: pointer;
}

/* 眼睛高光（让小狗更可爱） */
.dog-eye::after {
    content: '';
    position: absolute;
    width: 3px;
    height: 3px;
    background: #333;
    border-radius: 50%;
    top: 2px;
    left: 2px;
}

.hero-title {
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 900;
    color: var(--diuz-text-primary, #1e293b);
    margin-bottom: 10px;
}

.brand-highlight {
    background: linear-gradient(135deg, var(--diuz-primary, #2563eb), var(--diuz-secondary, #7c3aed), var(--diuz-accent, #f59e0b));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 16px;
    color: var(--diuz-text-secondary, #64748b);
    margin: 0;
}

/* ---- 六宫格网格布局 ---- */
.explosion-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 20px;
    width: 100%;
    max-width: 960px;
    padding: 10px 0;
}

/* ---- 单个卡片 ---- */
.grid-card {
    position: relative;
    display: block;
    text-decoration: none !important;
    perspective: 1000px;
    animation: card-enter 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) both;
    animation-delay: var(--delay, 0s);
    opacity: 0;
}

@keyframes card-enter {
    from { opacity: 0; transform: scale(0.8) translateY(30px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

.card-inner {
    position: relative;
    background: var(--bg-card, #fff);
    border-radius: var(--diuz-radius-lg, 16px);
    padding: 28px 24px;
    min-height: 180px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.06);
    box-shadow: var(--diuz-shadow-sm, 0 2px 8px rgba(0,0,0,0.06));
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform, box-shadow;
}

/* 卡片悬停效果：爆炸式放大 + 发光 */
.grid-card:hover .card-inner {
    transform: translateY(-8px) scale(1.03);
    box-shadow:
        0 20px 40px rgba(0,0,0,0.12),
        0 0 60px color-mix(in srgb, var(--card-color, #2563eb) 15%, transparent);
    border-color: var(--card-color, #2563eb);
}

/* 卡片图标 */
.card-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(124,58,237,0.05));
    margin-bottom: 16px;
    transition: all 0.35s ease;
}

.grid-card:hover .card-icon {
    background: var(--card-gradient, linear-gradient(135deg, #2563eb, #60a5fa));
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 8px 25px color-mix(in srgb, var(--card-color, #2563eb) 25%, transparent);
}

.grid-card:hover .card-icon svg {
    stroke: #fff;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

/* 卡片标题 */
.card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--diuz-text-primary, #1e293b);
    margin: 0 0 8px 0;
    transition: color 0.25s ease;
}

.grid-card:hover .card-title {
    color: var(--card-color, #2563eb);
}

/* 卡片描述 */
.card-desc {
    font-size: 13.5px;
    color: var(--diuz-text-secondary, #64748b);
    line-height: 1.55;
    margin: 0;
    flex-grow: 1;
}

/* 角标徽章 */
.card-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 3px 10px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-radius: 20px;
    background: var(--card-color, #2563eb);
    color: #fff;
    z-index: 2;
}

/* 卡片发光层（悬停时显示）*/
.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, color-mix(in srgb, var(--card-color, #2563eb) 8%, transparent) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.grid-card:hover .card-glow {
    opacity: 1;
}

/* 卡片内部粒子效果容器 */
.card-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.card-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--card-color, #2563eb);
    opacity: 0;
}

/* ---- 页脚（我们的自定义版权）---- */
.homepage-footer {
    margin-top: auto;
    padding: 24px;
    text-align: center;
}

.homepage-footer p {
    color: var(--diuz-text-secondary, #94a3b8);
    font-size: 13px;
    margin: 0;
}



/* =============================================
   响应式适配
   ============================================= */

/* 平板：2×3 网格 */
@media (max-width: 850px) {
    .explosion-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        grid-template-rows: repeat(3, 1fr) !important;
        max-width: 560px !important;
        gap: 16px;
    }

    .card-inner {
        min-height: 150px;
        padding: 22px 18px;
    }

    body.diuz-custom-home #primary,
    body.diuz-custom-home main#main {
        padding: 0 16px !important;
    }
}

/* 手机：1×6 垂直排列 */
@media (max-width: 600px) {
    .explosion-grid {
        grid-template-columns: 1fr !important;
        grid-template-rows: repeat(6, auto) !important;
        max-width: 380px !important;
        gap: 14px;
    }

    .card-inner {
        min-height: 120px;
        padding: 20px 18px;
        flex-direction: row !important;
        align-items: center !important;
        justify-content: center !important;
        text-align: center;
    }

    .card-icon {
        margin-bottom: 0 !important;
        margin-right: 16px !important;
    }

    .card-content {
        text-align: left;
    }

    .card-badge {
        top: 8px !important;
        right: 8px !important;
    }
}

/* =============================================
   动画关键帧
   ============================================= */

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* 点击爆炸粒子动画 */
@keyframes card-particle-burst {
    0% {
        transform: translate(var(--start-x), var(--start-y)) scale(0);
        opacity: 1;
    }
    100% {
        transform: translate(var(--end-x), var(--end-y)) scale(1.5);
        opacity: 0;
    }
}