/* Custom Element Plus style overrides for Normal World */
:root {
    --el-color-primary: #409EFF;
    --el-color-success: #67C23A;
    --el-color-warning: #E6A23C;
    --el-color-danger: #F56C6C;
    --el-color-text-primary: #303133;
    --el-color-text-regular: #606266;
    --el-color-text-secondary: #909399;
    --el-border-color-base: #DCDFE6;
    --el-border-color-light: #E4E7ED;
}

/* Top Navigation */
.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: white;
    box-shadow: 0 2px 12px 0 rgba(0,0,0,0.1);
    border-bottom: 1px solid var(--el-border-color-base);
}

.nav-left h1 {
    font-size: 20px;
    font-weight: 600;
    color: var(--el-color-text-primary);
}

.nav-right {
    display: flex;
    gap: 12px;
}

/* Bulb Button - 3D立体灯泡效果 */
.bulb-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(145deg, #ffffff, #f0f0f0);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow:
        0 4px 8px rgba(0, 0, 0, 0.1),
        0 8px 16px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.8),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1);
    position: relative;
    transform: translateY(0);
}

.bulb-btn::before {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: 4px;
    bottom: 4px;
    border-radius: 50%;
    background: linear-gradient(145deg, #f5f5f5, #ffffff);
    box-shadow:
        inset 0 2px 4px rgba(0, 0, 0, 0.1),
        inset 0 -2px 4px rgba(255, 255, 255, 0.8);
    z-index: 1;
}

.bulb-btn .iconify {
    font-size: 28px;
    color: #666;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 1px 1px rgba(0,0,0,0.1));
    transition: color 0.3s;
}

.bulb-btn:hover {
    transform: translateY(-2px);
    box-shadow:
        0 6px 12px rgba(0, 0, 0, 0.15),
        0 12px 24px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1);
}

.bulb-btn:hover .iconify {
    color: #333;
}

.bulb-btn.active {
    background: linear-gradient(145deg, #fff9e6, #ffecb3);
    box-shadow:
        0 4px 8px rgba(255, 215, 0, 0.3),
        0 8px 16px rgba(255, 215, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.9),
        inset 0 -1px 0 rgba(255, 215, 0, 0.3);
}

.bulb-btn.active::before {
    background: linear-gradient(145deg, #ffefc6, #fff9e6);
    box-shadow:
        inset 0 2px 4px rgba(255, 215, 0, 0.3),
        inset 0 -2px 4px rgba(255, 255, 255, 0.9);
}

.bulb-btn.active .iconify {
    color: #ff9800;
    filter: drop-shadow(0 0 4px rgba(255, 152, 0, 0.5));
}

/* AI Button */
.ai-btn {
    padding: 8px 16px;
    border-radius: 6px;
    border: 1px solid var(--el-border-color-base);
    background: white;
    color: var(--el-color-text-regular);
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: all 0.3s;
}

.ai-btn:hover {
    background: #F5F7FA;
    border-color: var(--el-color-primary);
    color: var(--el-color-primary);
}

/* Left Sidebar */
.left-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.avatar-section {
    text-align: center;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--el-border-color-light);
}

.avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 2px solid var(--el-color-primary);
    box-shadow: 0 4px 12px rgba(64, 158, 255, 0.2);
    margin-bottom: 16px;
    object-fit: cover;
}

.job-title {
    color: var(--el-color-text-secondary);
    font-size: 14px;
    margin: 8px 0 16px;
}

.basic-info h3, .quick-nav h3 {
    font-size: 16px;
    margin-bottom: 12px;
    color: var(--el-color-text-primary);
}

.basic-info p {
    margin: 6px 0;
    font-size: 14px;
}

.quick-nav ul {
    list-style: none;
}

.quick-nav li {
    margin: 8px 0;
}

.quick-nav a {
    text-decoration: none;
    color: var(--el-color-text-regular);
    padding: 6px 12px;
    border-radius: 4px;
    display: block;
    transition: background 0.2s;
}

.quick-nav a:hover {
    background: #F5F7FA;
    color: var(--el-color-primary);
}

/* Tabs */
.tab-header {
    display: flex;
    border-bottom: 1px solid var(--el-border-color-base);
    margin-bottom: 24px;
}

.tab-link {
    padding: 12px 24px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    font-size: 16px;
    color: var(--el-color-text-regular);
    transition: all 0.3s;
}

.tab-link:hover {
    color: var(--el-color-primary);
}

.tab-link.active {
    color: var(--el-color-primary);
    border-bottom-color: var(--el-color-primary);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.core-description {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 32px;
    padding: 20px;
    background: white;
    border-radius: 8px;
    border-left: 4px solid var(--el-color-primary);
    box-shadow: 0 2px 12px 0 rgba(0,0,0,0.1);
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.project-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px 0 rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.project-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.project-card-content {
    padding: 16px;
}

.project-card h4 {
    margin-bottom: 8px;
    color: var(--el-color-text-primary);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.project-tag {
    background: #F0F2F5;
    color: var(--el-color-text-regular);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.project-card p {
    font-size: 14px;
    color: var(--el-color-text-regular);
    line-height: 1.5;
}

/* Sections */
section {
    margin-bottom: 48px;
}

section h2 {
    font-size: 24px;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--el-border-color-light);
    color: var(--el-color-text-primary);
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 24px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--el-border-color-light);
}

.timeline-item {
    position: relative;
    margin-bottom: 32px;
    padding-left: 24px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -7px;
    top: 8px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--el-color-primary);
    border: 2px solid white;
    box-shadow: 0 0 0 2px var(--el-color-primary);
}

.timeline-item h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.timeline-item p {
    margin-bottom: 8px;
    color: var(--el-color-text-regular);
}

.timeline-item ul {
    padding-left: 20px;
    color: var(--el-color-text-regular);
}

.timeline-item li {
    margin-bottom: 4px;
}

/* Project List */
.project-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.project-item {
    background: white;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 2px 12px 0 rgba(0,0,0,0.1);
}

.project-item h3 {
    margin-bottom: 12px;
}

.project-item ul {
    padding-left: 20px;
}

/* Skills */
.skill-categories {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.skill-category {
    background: white;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 2px 12px 0 rgba(0,0,0,0.1);
}

.skill-category h3 {
    margin-bottom: 12px;
    color: var(--el-color-primary);
}

.skill-category p {
    line-height: 1.6;
    color: var(--el-color-text-regular);
}

/* AI Sidebar */
.ai-sidebar {
    background: white;
    border-left: 1px solid var(--el-border-color-base);
    display: flex;
    flex-direction: column;
}

.ai-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    border-bottom: 1px solid var(--el-border-color-base);
}

.ai-header h3 {
    display: flex;
    align-items: center;
    gap: 8px;
}

.close-ai-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--el-color-text-regular);
}

.ai-chat {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.message {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 8px;
    line-height: 1.5;
}

.message.assistant {
    align-self: flex-start;
    background: #F0F2F5;
    color: var(--el-color-text-primary);
}

.message.user {
    align-self: flex-end;
    background: var(--el-color-primary);
    color: white;
}

.ai-input {
    padding: 16px 24px;
    border-top: 1px solid var(--el-border-color-base);
    display: flex;
    gap: 12px;
}

.ai-input textarea {
    flex: 1;
    padding: 12px;
    border: 1px solid var(--el-border-color-base);
    border-radius: 6px;
    resize: none;
    font-family: inherit;
}

.ai-input button {
    padding: 12px 24px;
    background: var(--el-color-primary);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.ai-quick-tips {
    padding: 16px 24px;
    border-top: 1px solid var(--el-border-color-base);
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.quick-tip {
    padding: 6px 12px;
    background: #F0F2F5;
    border-radius: 20px;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s;
}

.quick-tip:hover {
    background: var(--el-border-color-base);
}

/* Floating AI Button */
.ai-float-btn {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--el-color-primary);
    color: white;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(64, 158, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s;
}

.ai-float-btn:hover {
    transform: scale(1.1);
}

.notification-dot {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 10px;
    height: 10px;
    background: var(--el-color-danger);
    border-radius: 50%;
}

/* Core Info Overlay (hidden by default) */
.core-info-overlay {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 40px;
    border-radius: 12px;
    z-index: 1000;
    border: 2px solid #8B2635;
    max-width: 600px;
    width: 90%;
}

.core-info-content h2 {
    color: #FF6B35;
    margin-bottom: 24px;
}

.core-info-content ul {
    margin: 16px 0;
    padding-left: 20px;
}

.core-info-content li {
    margin-bottom: 8px;
}

/* Responsive */
@media (max-width: 1024px) {
    .container {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
    }
    .ai-sidebar.open {
        position: fixed;
        top: 0;
        right: 0;
        height: 100vh;
        z-index: 1000;
    }
}

@media (max-width: 768px) {
    .top-nav {
        flex-direction: column;
        gap: 16px;
    }
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    .skill-categories {
        grid-template-columns: 1fr;
    }
}