/* ========================================
   About Page Styles
   荧耀传媒 - 关于我们页面
   ======================================== */

/* ========== Hero Section ========== */
.about-hero {
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
}

.about-hero .hero-content {
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.about-hero .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    font-size: 0.875rem;
    color: var(--primary);
    margin-bottom: 24px;
}

.about-hero .hero-badge i {
    width: 16px;
    height: 16px;
}

.about-hero .hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
}

.about-hero .hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Hero Decoration */
.hero-decoration {
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.decoration-line {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, transparent, var(--primary));
}

.decoration-dot {
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
    margin-top: -6px;
    box-shadow: 0 0 20px var(--primary);
}

/* ========== Timeline Section ========== */
.timeline-section {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 60px auto 0;
}

/* Timeline center line */
.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(
        to bottom,
        var(--glass-border) 0%,
        var(--primary) 50%,
        var(--accent) 100%
    );
    transform: translateX(-50%);
}

/* Timeline Item */
.timeline-item {
    display: flex;
    gap: 40px;
    margin-bottom: 60px;
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
    padding-right: calc(50% + 40px);
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
    padding-left: calc(50% + 40px);
}

.timeline-item:nth-child(odd) .timeline-content {
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-content {
    text-align: left;
}

/* Timeline Marker */
.timeline-marker {
    position: absolute;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
    z-index: 2;
}

.marker-dot {
    width: 20px;
    height: 20px;
    background: var(--bg-primary);
    border: 3px solid var(--primary);
    border-radius: 50%;
    position: relative;
}

.marker-dot::after {
    content: '';
    position: absolute;
    inset: 4px;
    background: var(--primary);
    border-radius: 50%;
}

.marker-dot.pulse {
    animation: markerPulse 2s ease-in-out infinite;
}

@keyframes markerPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.4);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(249, 115, 22, 0);
    }
}

/* Timeline Content */
.timeline-content {
    flex: 1;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.timeline-item.visible .timeline-content {
    opacity: 1;
    transform: translateY(0);
}

.timeline-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    margin-bottom: 16px;
    color: var(--primary);
}

.timeline-icon.current {
    background: linear-gradient(135deg, var(--primary), #EC4899);
    border: none;
    color: white;
}

.timeline-icon i {
    width: 24px;
    height: 24px;
}

.timeline-date {
    display: block;
    font-size: 0.875rem;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 8px;
}

.timeline-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.timeline-content > p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

/* Timeline Detail Cards */
.timeline-detail {
    margin-top: 16px;
}

.detail-card {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    margin-bottom: 12px;
}

.detail-card.negative {
    border-color: rgba(239, 68, 68, 0.3);
    background: rgba(239, 68, 68, 0.1);
}

.detail-card.negative i {
    color: #EF4444;
}

.detail-card.positive {
    border-color: rgba(16, 185, 129, 0.3);
    background: rgba(16, 185, 129, 0.1);
}

.detail-card.positive i {
    color: var(--accent);
}

.detail-card i {
    width: 24px;
    height: 24px;
}

.detail-card .detail-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.detail-card .detail-value {
    display: block;
    font-size: 1.125rem;
    font-weight: 700;
}

.detail-quote {
    font-style: italic;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    padding: 16px;
    background: var(--glass-bg);
    border-left: 3px solid var(--primary);
    border-radius: 0 8px 8px 0;
}

/* Discovery List */
.discovery-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.discovery-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.timeline-item:nth-child(odd) .discovery-list li {
    justify-content: flex-end;
}

.discovery-list li i {
    width: 18px;
    height: 18px;
    color: #EF4444;
    flex-shrink: 0;
}

/* Resource Grid */
.resource-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.resource-item {
    padding: 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    text-align: center;
}

.resource-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
}

.resource-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Principle List */
.principle-list {
    list-style: none;
    padding: 0;
    margin: 12px 0 0;
}

.principle-list li {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    position: relative;
    padding-left: 20px;
}

.timeline-item:nth-child(odd) .principle-list li {
    padding-left: 0;
    padding-right: 20px;
}

.principle-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.timeline-item:nth-child(odd) .principle-list li::before {
    left: auto;
    right: 0;
}

/* Stats Row */
.stats-row {
    display: flex;
    gap: 20px;
}

.timeline-item:nth-child(odd) .stats-row {
    justify-content: flex-end;
}

.stat-block {
    padding: 16px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--accent);
}

.stat-desc {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ========== Values Section ========== */
.values-section {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 60px;
}

.value-card {
    padding: 32px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
}

.value-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px -20px rgba(249, 115, 22, 0.2);
}

.value-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.2), rgba(249, 115, 22, 0.05));
    border-radius: 16px;
    margin-bottom: 20px;
    color: var(--primary);
}

.value-icon i {
    width: 28px;
    height: 28px;
}

.value-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.value-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========== Founder Section ========== */
.founder-section {
    padding: 100px 0;
    background: var(--bg-primary);
}

.founder-card {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 60px;
    max-width: 900px;
    margin: 0 auto;
    padding: 48px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    backdrop-filter: blur(20px);
}

.founder-image {
    position: relative;
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 3/4;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    overflow: hidden;
}

.image-placeholder i {
    width: 80px;
    height: 80px;
    opacity: 0.3;
}

.image-decoration {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 16px;
    z-index: -1;
    opacity: 0.6;
}

.founder-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.founder-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--primary);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    margin-bottom: 16px;
    width: fit-content;
}

.founder-content h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.founder-content blockquote {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.9;
    padding-left: 24px;
    border-left: 3px solid var(--primary);
    margin: 0 0 24px;
    white-space: pre-line;
}

.founder-content blockquote strong {
    color: var(--text-primary);
}

.founder-credentials {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.credential {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.credential i {
    width: 16px;
    height: 16px;
    color: var(--primary);
}

/* ========== CTA Section ========== */
.about-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ========== Responsive Design ========== */
@media (max-width: 1024px) {
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .founder-card {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .founder-image {
        max-width: 300px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .about-hero {
        padding: 140px 0 80px;
    }
    
    /* Timeline mobile layout */
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even) {
        flex-direction: column;
        padding-left: 60px;
        padding-right: 0;
    }
    
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        text-align: left;
    }
    
    .timeline-marker {
        left: 20px;
    }
    
    .timeline-item:nth-child(odd) .discovery-list li {
        justify-content: flex-start;
    }
    
    .timeline-item:nth-child(odd) .principle-list li {
        padding-left: 20px;
        padding-right: 0;
    }
    
    .timeline-item:nth-child(odd) .principle-list li::before {
        left: 0;
        right: auto;
    }
    
    .timeline-item:nth-child(odd) .stats-row {
        justify-content: flex-start;
    }
    
    .resource-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }
    
    .resource-item {
        padding: 12px 8px;
    }
    
    .resource-number {
        font-size: 1.25rem;
    }
    
    .stats-row {
        flex-wrap: wrap;
    }
    
    .stat-block {
        flex: 1;
        min-width: 80px;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .value-card {
        padding: 24px;
    }
    
    .founder-card {
        padding: 24px;
    }
    
    .founder-credentials {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .about-hero .hero-title {
        font-size: 2rem;
    }
    
    .timeline-content h3 {
        font-size: 1.25rem;
    }
    
    .resource-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-actions {
        flex-direction: column;
    }
    
    .cta-actions .btn {
        width: 100%;
    }
}