/* 精密机械风格 - 劫 (Zed) 个人品牌网站 */

/* 基础重置和变量 */
:root {
    /* 色彩系统 */
    --primary-dark: #0a0a0a;
    --secondary-dark: #1a1a1a;
    --accent-gold: #d4af37;
    --accent-silver: #c0c0c0;
    --accent-red: #8b0000;
    --text-light: #f5f5f5;
    --text-muted: #888;
    --shadow-color: rgba(0, 0, 0, 0.8);
    
    /* 字体系统 */
    --font-primary: 'Orbitron', monospace;
    --font-secondary: 'Roboto Mono', monospace;
    
    /* 间距系统 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* 动画时间 */
    --transition-fast: 0.2s;
    --transition-normal: 0.3s;
    --transition-slow: 0.5s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-secondary);
    background: var(--primary-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 主容器布局 */
.split-container {
    display: flex;
    min-height: 100vh;
    position: relative;
}

/* 左侧信息区 */
.information-pane {
    flex: 1;
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    padding: var(--spacing-xl);
    position: relative;
    z-index: 2;
    overflow-y: auto;
    max-height: 100vh;
}

.information-pane::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(212, 175, 55, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 0, 0, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.content-wrapper {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* 页面区块 */
.page-section {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 8px;
    position: relative;
    transition: all var(--transition-normal) ease;
}

.page-section:hover {
    border-color: var(--accent-gold);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
    transform: translateY(-2px);
}

.page-section::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    background: linear-gradient(45deg, var(--accent-gold), transparent, var(--accent-red), transparent);
    border-radius: 8px;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-normal) ease;
}

.page-section:hover::before {
    opacity: 0.3;
}

/* 标题系统 */
.main-title {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 900;
    color: var(--accent-gold);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
    position: relative;
}

.main-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
}

.section-title {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    color: var(--accent-silver);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
}

.section-title::before {
    content: '[';
    color: var(--accent-gold);
    margin-right: var(--spacing-xs);
}

.section-title::after {
    content: ']';
    color: var(--accent-gold);
    margin-left: var(--spacing-xs);
}

/* 价值列表 */
.value-list {
    list-style: none;
}

.list-item {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    border-left: 3px solid var(--accent-gold);
    background: rgba(0, 0, 0, 0.3);
    transition: all var(--transition-normal) ease;
}

.list-item:hover {
    border-left-color: var(--accent-red);
    background: rgba(139, 0, 0, 0.1);
}

.item-keyword {
    display: inline-block;
    font-family: var(--font-primary);
    font-weight: 700;
    color: var(--accent-gold);
    min-width: 80px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 能力网格 */
.competency-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.competency-item {
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 6px;
    transition: all var(--transition-normal) ease;
    position: relative;
    overflow: hidden;
}

.competency-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.1), transparent);
    transition: left var(--transition-slow) ease;
}

.competency-item:hover::before {
    left: 100%;
}

.competency-item:hover {
    border-color: var(--accent-gold);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
    transform: translateY(-3px);
}

.competency-item h4 {
    font-family: var(--font-primary);
    color: var(--accent-silver);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 时间线 */
.timeline {
    position: relative;
    padding-left: var(--spacing-lg);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-gold), var(--accent-red));
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-lg);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 10px;
    width: 12px;
    height: 12px;
    background: var(--accent-gold);
    border-radius: 50%;
    border: 3px solid var(--primary-dark);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
}

.timeline-date {
    font-family: var(--font-primary);
    color: var(--accent-gold);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-xs);
}

.timeline-content h3 {
    color: var(--accent-silver);
    margin-bottom: var(--spacing-xs);
}

.company {
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: var(--spacing-sm);
}

.timeline-content ul {
    list-style: none;
    padding-left: var(--spacing-sm);
}

.timeline-content li {
    position: relative;
    margin-bottom: var(--spacing-xs);
    padding-left: var(--spacing-sm);
}

.timeline-content li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--accent-gold);
    font-size: 0.8rem;
}

/* 项目列表 */
.project-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.project-item {
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 6px;
    transition: all var(--transition-normal) ease;
    position: relative;
}

.project-item:hover {
    border-color: var(--accent-gold);
    background: rgba(212, 175, 55, 0.05);
    transform: translateX(10px);
}

.project-item h4 {
    color: var(--accent-silver);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.project-item p {
    margin-bottom: var(--spacing-xs);
    line-height: 1.7;
}

.project-item strong {
    color: var(--accent-gold);
    font-weight: 700;
}

/* 哲学引用 */
.philosophy-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

blockquote {
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.4);
    border-left: 4px solid var(--accent-gold);
    position: relative;
    font-style: italic;
    transition: all var(--transition-normal) ease;
}

blockquote:hover {
    border-left-color: var(--accent-red);
    background: rgba(139, 0, 0, 0.1);
    transform: translateX(5px);
}

blockquote p {
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
    line-height: 1.8;
}

blockquote footer {
    color: var(--accent-gold);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

/* 联系卡片 */
.contact-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(139, 0, 0, 0.1));
    border: 2px solid var(--accent-gold);
    border-radius: 10px;
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(transparent, rgba(212, 175, 55, 0.1), transparent);
    animation: rotate 10s linear infinite;
    z-index: -1;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.contact-card h3 {
    font-family: var(--font-primary);
    color: var(--accent-gold);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.contact-card .title {
    font-style: italic;
    margin-bottom: var(--spacing-md);
    color: var(--accent-silver);
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.contact-links span,
.contact-links a {
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--accent-gold);
    border-radius: 4px;
    color: var(--text-light);
    text-decoration: none;
    transition: all var(--transition-normal) ease;
    font-family: var(--font-secondary);
}

.contact-links a:hover {
    background: var(--accent-gold);
    color: var(--primary-dark);
    transform: translateY(-2px);
}

/* 右侧视觉区 */
.visual-pane {
    flex: 1;
    background: var(--primary-dark);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shadow-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 30%, rgba(212, 175, 55, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(139, 0, 0, 0.1) 0%, transparent 50%);
    animation: pulse 4s ease-in-out infinite alternate;
}

@keyframes pulse {
    0% { opacity: 0.3; }
    100% { opacity: 0.7; }
}

/* 机械元素 */
.mechanical-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.gear {
    position: absolute;
    border: 2px solid var(--accent-gold);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.gear-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 20%;
    border-color: var(--accent-gold);
}

.gear-2 {
    width: 60px;
    height: 60px;
    top: 60%;
    right: 20%;
    border-color: var(--accent-silver);
    animation-direction: reverse;
}

.gear-3 {
    width: 40px;
    height: 40px;
    bottom: 30%;
    left: 60%;
    border-color: var(--accent-red);
}

.circuit-line {
    position: absolute;
    background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
    height: 1px;
    animation: circuitFlow 3s ease-in-out infinite;
}

.line-1 {
    top: 25%;
    left: 10%;
    width: 200px;
    transform: rotate(15deg);
}

.line-2 {
    top: 50%;
    right: 10%;
    width: 150px;
    transform: rotate(-15deg);
}

.line-3 {
    bottom: 25%;
    left: 30%;
    width: 180px;
    transform: rotate(30deg);
}

@keyframes circuitFlow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* 头像容器 */
.profile-image-container {
    position: relative;
    width: 300px;
    height: 300px;
    z-index: 2;
}

.profile-image {
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 30%, var(--accent-gold) 0%, transparent 70%),
        radial-gradient(circle at 70% 70%, var(--accent-red) 0%, transparent 70%),
        linear-gradient(135deg, #2a2a2a, #1a1a1a);
    border-radius: 50%;
    border: 3px solid var(--accent-gold);
    position: relative;
    overflow: hidden;
    animation: float 6s ease-in-out infinite;
}

.profile-image::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: 
        radial-gradient(circle, rgba(212, 175, 55, 0.3) 0%, transparent 70%),
        conic-gradient(from 0deg, transparent, var(--accent-gold), transparent);
    border-radius: 50%;
    animation: rotate 8s linear infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.shadow-aura {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: auraPulse 4s ease-in-out infinite;
    z-index: -1;
}

@keyframes auraPulse {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.6;
    }
}

/* 数据流 */
.data-stream {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.data-point {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-gold);
    border-radius: 50%;
    animation: dataFlow 6s linear infinite;
}

.data-point:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.data-point:nth-child(2) {
    top: 40%;
    right: 15%;
    animation-delay: 1.5s;
}

.data-point:nth-child(3) {
    bottom: 30%;
    left: 20%;
    animation-delay: 3s;
}

.data-point:nth-child(4) {
    bottom: 10%;
    right: 30%;
    animation-delay: 4.5s;
}

@keyframes dataFlow {
    0% {
        opacity: 0;
        transform: scale(0);
    }
    50% {
        opacity: 1;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(0);
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .split-container {
        flex-direction: column;
    }
    
    .visual-pane {
        min-height: 50vh;
    }
    
    .profile-image-container {
        width: 200px;
        height: 200px;
    }
}

@media (max-width: 768px) {
    .information-pane {
        padding: var(--spacing-md);
    }
    
    .main-title {
        font-size: 2rem;
    }
    
    .competency-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-links {
        flex-direction: column;
        align-items: center;
    }
    
    .profile-image-container {
        width: 150px;
        height: 150px;
    }
}

@media (max-width: 480px) {
    .page-section {
        padding: var(--spacing-sm);
    }
    
    .main-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.2rem;
    }
}