/* ==========================================
   松鼠Quant 俱乐部页面专属样式
   ========================================== */

/* ==================== Club Hero ==================== */
.club-hero {
    position: relative;
    padding: 160px 0 100px;
    text-align: center;
    overflow: hidden;
}

.club-hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #FFF5EB 0%, #FFF0E0 30%, #FEF3E2 50%, #E8F4FD 80%, #F0F4FF 100%);
    z-index: 0;
}

.club-hero-content {
    position: relative;
    z-index: 1;
}

.club-hero h1 {
    font-size: clamp(2.4rem, 5vw, 3.6rem);
    font-weight: 900;
    margin-bottom: 20px;
    animation: fadeInUp 0.6s ease 0.1s both;
}

.club-hero-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 36px;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.club-hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.3s both;
}

/* ==================== Overview Section ==================== */
.club-overview {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.overview-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.overview-block {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.overview-block:hover {
    box-shadow: var(--shadow-xl);
}

.overview-block-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 24px 32px;
    color: #fff;
    font-size: 1.1rem;
}

.overview-block-header i {
    font-size: 1.4rem;
}

.overview-block-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
}

.overview-block-header.source-code {
    background: linear-gradient(135deg, #6C5CE7, #A29BFE);
}

.overview-block-header.service-type {
    background: linear-gradient(135deg, #00B894, #00CEC9);
}

.overview-items {
    padding: 8px 16px 16px;
}

.overview-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 16px;
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition-fast);
}

.overview-item:last-child {
    border-bottom: none;
}

.overview-item:hover {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.overview-num {
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 50%;
    background: var(--gradient-warm);
    color: #fff;
    font-weight: 800;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
}

.overview-detail h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.overview-detail p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ==================== Year Cards ==================== */
.club-years {
    padding: 100px 0;
    background: var(--bg-primary);
}

.year-cards {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 32px;
}

.year-card {
    position: relative;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition);
}

.year-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.year-card-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 16px;
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    color: #fff;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 700;
    z-index: 2;
}

.year-card-header {
    padding: 36px 36px 20px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.year-number {
    font-size: 2.8rem;
    font-weight: 900;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.year-card-header h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.year-card-body {
    padding: 0 36px 24px;
}

.year-card-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.year-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.year-feature-group h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}

.year-feature-group h4 i {
    font-size: 0.85rem;
}

.year-feature-group ul {
    list-style: none;
}

.year-feature-group li {
    position: relative;
    padding: 6px 0 6px 20px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.year-feature-group li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 13px;
    width: 8px;
    height: 8px;
    background: var(--gradient-warm);
    border-radius: 50%;
}

.year-card-footer {
    padding: 20px 36px 32px;
}

/* Specific Year Styles */
.year-2026 {
    border: 2px solid rgba(255, 140, 66, 0.3);
    background: linear-gradient(145deg, #FFFAF5, #FFF8F0, #FFFFFF);
}

.year-2026 .year-number {
    font-size: 3.2rem;
}

/* ==================== Bundle Section ==================== */
.club-bundle {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.bundle-card {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 2px solid rgba(255, 140, 66, 0.15);
    box-shadow: var(--shadow-lg);
}

.bundle-left {
    padding: 48px;
}

.bundle-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    color: #fff;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.bundle-left h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.bundle-left > p {
    color: var(--text-secondary);
    margin-bottom: 28px;
    font-size: 1rem;
}

.bundle-features {
    list-style: none;
}

.bundle-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

.bundle-features li i {
    color: var(--accent);
    font-size: 1rem;
}

.bundle-right {
    background: linear-gradient(135deg, #FFF5EB, #FFF0E0);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px;
}

.bundle-cta {
    text-align: center;
}

.bundle-note {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-weight: 500;
}

.bundle-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
}

.bundle-actions .btn {
    justify-content: center;
}

/* ==================== Club Contact ==================== */
.club-contact {
    padding: 100px 0;
    background: var(--bg-primary);
}

.club-contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.club-contact-card {
    text-align: center;
    padding: 40px 32px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.club-contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* ==================== Responsive ==================== */
@media (max-width: 1024px) {
    .overview-columns {
        grid-template-columns: 1fr;
    }

    .bundle-card {
        grid-template-columns: 1fr;
    }

    .bundle-right {
        padding: 32px;
    }
}

@media (max-width: 768px) {
    .club-hero {
        padding: 120px 0 60px;
    }

    .club-hero h1 {
        font-size: 2rem;
    }

    .year-card-header {
        padding: 24px 20px 12px;
    }

    .year-card-body {
        padding: 0 20px 20px;
    }

    .year-card-footer {
        padding: 12px 20px 24px;
    }

    .year-features {
        grid-template-columns: 1fr;
    }

    .club-contact-grid {
        grid-template-columns: 1fr;
    }

    .bundle-left {
        padding: 28px;
    }

    .bundle-left h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .club-hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .year-number {
        font-size: 2.2rem;
    }

    .year-card-header h3 {
        font-size: 1.1rem;
    }
}