/* ===== 基础变量 ===== */
:root {
    /* 主色调 - 青绿色+粉色清新风格 */
    --primary: #2dd4bf;
    --primary-dark: #14b8a6;
    --secondary: #f472b6;
    --accent: #fb7185;

    /* 背景色 - 简约现代 */
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --bg-card-hover: rgba(51, 65, 85, 0.8);

    /* 文字色 */
    --text-primary: #f8fafc;
    --text-secondary: rgba(248, 250, 252, 0.8);
    --text-muted: rgba(248, 250, 252, 0.5);

    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, #2dd4bf 0%, #f472b6 100%);
    --gradient-glow: linear-gradient(135deg, rgba(45, 212, 191, 0.5) 0%, rgba(244, 114, 182, 0.5) 100%);

    /* 发光效果 */
    --glow-primary: 0 0 20px rgba(45, 212, 191, 0.5), 0 0 40px rgba(45, 212, 191, 0.3);
    --glow-secondary: 0 0 20px rgba(244, 114, 182, 0.5), 0 0 40px rgba(244, 114, 182, 0.3);
    --glow-mixed: 0 0 30px rgba(45, 212, 191, 0.4), 0 0 60px rgba(244, 114, 182, 0.3);

    /* 间距 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* 圆角 */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50%;

    /* 过渡 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ===== 重置样式 ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* ===== 粒子背景 ===== */
#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ===== 主容器 ===== */
.container {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    min-height: 100vh;
}

/* ===== Hero 区域 ===== */
.hero {
    text-align: center;
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-xl);
}

/* 头像容器 */
.avatar-container {
    position: relative;
    width: 150px;
    height: 150px;
    margin: 0 auto var(--spacing-lg);
}

.avatar {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-full);
    overflow: hidden;
    background: var(--gradient-primary);
    padding: 3px;
    z-index: 2;
    animation: float 3s ease-in-out infinite;
}

.avatar-placeholder {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-full);
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.avatar-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 180px;
    height: 180px;
    background: var(--gradient-glow);
    border-radius: var(--radius-full);
    filter: blur(30px);
    opacity: 0.6;
    animation: pulse 2s ease-in-out infinite;
    z-index: 1;
}

.avatar-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 170px;
    height: 170px;
    border: 2px solid transparent;
    border-top-color: var(--primary);
    border-bottom-color: var(--secondary);
    border-radius: var(--radius-full);
    animation: spin 4s linear infinite;
    z-index: 3;
}

/* 名字 */
.name {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.name-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.name-text::after {
    content: attr(data-text);
    position: absolute;
    left: 0;
    top: 0;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: blur(10px);
    opacity: 0.5;
    z-index: -1;
}

/* 称号 */
.title-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    font-family: 'Orbitron', monospace;
}

.title-bracket {
    color: var(--primary);
    font-size: 1rem;
    opacity: 0.7;
}

.title {
    color: var(--text-secondary);
    font-size: 1.1rem;
    min-width: 200px;
}

.typewriter::after {
    content: '|';
    animation: blink 0.8s infinite;
    color: var(--primary);
}

/* 标语 */
.tagline {
    color: var(--text-muted);
    font-size: 1rem;
    max-width: 400px;
    margin: 0 auto;
}

/* ===== 信息卡片区 ===== */
.info-section {
    display: grid;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 245, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(0, 245, 255, 0.3);
    transform: translateY(-5px);
    box-shadow: var(--glow-mixed);
}

.card:hover::before {
    opacity: 1;
}

.card-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.card-title .icon {
    font-size: 1.3rem;
}

/* 兴趣标签 */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tag {
    background: rgba(0, 245, 255, 0.1);
    border: 1px solid rgba(0, 245, 255, 0.3);
    color: var(--primary);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 0.95rem;
    transition: all var(--transition-normal);
    cursor: default;
}

.tag:hover {
    background: rgba(0, 245, 255, 0.2);
    box-shadow: var(--glow-primary);
    transform: scale(1.05);
}

/* 个人简介 */
.bio-text {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 技能条 */
.skills {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.skill {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.skill-name {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.skill-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    width: 0;
    transition: width 1s ease-out;
    box-shadow: var(--glow-primary);
}

/* 座右铭 */
.quote {
    font-size: 1.3rem;
    font-style: italic;
    color: var(--text-primary);
    text-align: center;
    position: relative;
    padding: var(--spacing-sm) 0;
}

.quote::before,
.quote::after {
    font-size: 2rem;
    color: var(--primary);
    opacity: 0.5;
    position: absolute;
}

/* ===== 悬浮聊天按钮 ===== */
.floating-chat-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 65px;
    height: 65px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    z-index: 1000;
    transition: all var(--transition-normal);
    box-shadow: var(--glow-mixed);
    animation: floatButton 3s ease-in-out infinite;
}

.floating-chat-button:hover {
    transform: scale(1.1);
    box-shadow: 0 0 40px rgba(45, 212, 191, 0.6), 0 0 80px rgba(244, 114, 182, 0.4);
}

.floating-chat-button .chat-icon {
    font-size: 1.8rem;
    color: var(--bg-dark);
}

.floating-chat-button::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    z-index: -1;
    opacity: 0.5;
    filter: blur(10px);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes floatButton {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }
}

/* 聊天提示气泡 */
.chat-tooltip {
    position: absolute;
    right: 80px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-card);
    border: 1px solid rgba(45, 212, 191, 0.3);
    padding: 8px 16px;
    border-radius: var(--radius-md);
    white-space: nowrap;
    font-size: 0.9rem;
    color: var(--text-secondary);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.floating-chat-button:hover .chat-tooltip {
    opacity: 1;
}

.chat-tooltip::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border: 4px solid transparent;
    border-left-color: rgba(45, 212, 191, 0.3);
}

/* ===== 社交媒体图标 ===== */
.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.social-link {
    width: 45px;
    height: 45px;
    border-radius: var(--radius-md);
    background: rgba(45, 212, 191, 0.1);
    border: 1px solid rgba(45, 212, 191, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    text-decoration: none;
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: rgba(45, 212, 191, 0.2);
    transform: translateY(-3px);
    box-shadow: var(--glow-primary);
}

/* ===== 喜欢的内容卡片 ===== */
.favorites-card .favorites-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.favorite-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: rgba(45, 212, 191, 0.05);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.favorite-item:hover {
    background: rgba(45, 212, 191, 0.1);
}

.favorite-item .item-icon {
    font-size: 1.5rem;
}

.favorite-item .item-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

@media (max-width: 600px) {
    .favorites-card .favorites-grid {
        grid-template-columns: 1fr;
    }

    .floating-chat-button {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
    }

    .chat-tooltip {
        display: none;
    }
}

/* ===== 页脚 ===== */
.footer {
    text-align: center;
    padding: var(--spacing-lg) 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

/* ===== 聊天页面样式 ===== */
.chat-page {
    height: 100vh;
    overflow: hidden;
}

.chat-container {
    position: relative;
    z-index: 1;
    height: 100vh;
    display: flex;
    flex-direction: column;
    max-width: 600px;
    margin: 0 auto;
}

/* 聊天头部 */
.chat-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(10, 10, 15, 0.95);
    border-bottom: 1px solid rgba(0, 245, 255, 0.2);
    backdrop-filter: blur(20px);
    position: relative;
}

.header-decoration {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0.5;
}

.back-button {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 245, 255, 0.1);
    border: 1px solid rgba(0, 245, 255, 0.3);
    border-radius: var(--radius-md);
    color: var(--primary);
    text-decoration: none;
    font-size: 1.2rem;
    transition: all var(--transition-normal);
}

.back-button:hover {
    background: rgba(0, 245, 255, 0.2);
    box-shadow: var(--glow-primary);
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex: 1;
}

.chat-header-avatar {
    width: 45px;
    height: 45px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.chat-header-name {
    font-size: 1.1rem;
    font-weight: 600;
}

.chat-header-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #00ff88;
    border-radius: var(--radius-full);
    animation: pulse 2s infinite;
}

/* 聊天消息区 */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* 消息样式 */
.message {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 85%;
    animation: fadeInUp 0.3s ease;
}

.ai-message {
    align-self: flex-start;
}

.user-message {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.user-message .message-avatar {
    background: rgba(255, 255, 255, 0.2);
}

.message-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.user-message .message-content {
    align-items: flex-end;
}

.message-bubble {
    background: var(--bg-card);
    border: 1px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    line-height: 1.6;
}

.message-bubble p {
    margin-bottom: var(--spacing-xs);
}

.message-bubble p:last-child {
    margin-bottom: 0;
}

.user-message .message-bubble {
    background: rgba(0, 245, 255, 0.15);
    border-color: rgba(0, 245, 255, 0.3);
}

.message-time {
    font-size: 0.75rem;
    color: var(--text-muted);
    padding: 0 var(--spacing-xs);
}

/* 正在输入提示 */
.typing-indicator {
    display: none;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0 var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.typing-indicator.active {
    display: flex;
}

.typing-dots {
    display: flex;
    gap: 4px;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--radius-lg);
}

.typing-dots span {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: var(--radius-full);
    animation: bounce 1.4s infinite ease-in-out;
}

.typing-dots span:nth-child(1) {
    animation-delay: 0s;
}

.typing-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

/* 输入区域 */
.chat-input-area {
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(10, 10, 15, 0.95);
    border-top: 1px solid rgba(0, 245, 255, 0.2);
    backdrop-filter: blur(20px);
}

.input-container {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-end;
}

.message-input {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid rgba(0, 245, 255, 0.3);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    resize: none;
    max-height: 120px;
    transition: all var(--transition-normal);
}

.message-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(0, 245, 255, 0.2);
}

.message-input::placeholder {
    color: var(--text-muted);
}

.send-button {
    width: 45px;
    height: 45px;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--bg-dark);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
}

.send-button:hover {
    transform: scale(1.05);
    box-shadow: var(--glow-primary);
}

.send-button:active {
    transform: scale(0.95);
}

/* ===== 动画 ===== */
@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1);
    }

    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

@keyframes spin {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }

    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {

    0%,
    60%,
    100% {
        transform: translateY(0);
    }

    30% {
        transform: translateY(-8px);
    }
}

/* ===== 滚动条样式 ===== */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 245, 255, 0.3);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 245, 255, 0.5);
}

/* ===== 响应式设计 ===== */
@media (max-width: 600px) {
    .container {
        padding: var(--spacing-md);
    }

    .name {
        font-size: 2rem;
    }

    .avatar-container {
        width: 120px;
        height: 120px;
    }

    .avatar-glow {
        width: 150px;
        height: 150px;
    }

    .avatar-ring {
        width: 140px;
        height: 140px;
    }

    .card {
        padding: var(--spacing-md);
    }

    .chat-button {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 1.1rem;
    }

    .chat-messages {
        padding: var(--spacing-md);
    }

    .message {
        max-width: 90%;
    }
}

/* ===== 卡片入场动画 ===== */
.card {
    opacity: 0;
    transform: translateY(30px);
    animation: cardFadeIn 0.6s ease forwards;
}

.card:nth-child(1) {
    animation-delay: 0.1s;
}

.card:nth-child(2) {
    animation-delay: 0.2s;
}

.card:nth-child(3) {
    animation-delay: 0.3s;
}

.card:nth-child(4) {
    animation-delay: 0.4s;
}

@keyframes cardFadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== 发光边框动画 ===== */
.chat-button::after {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient-primary);
    border-radius: calc(var(--radius-lg) + 2px);
    z-index: -1;
    animation: borderGlow 2s linear infinite;
}

@keyframes borderGlow {

    0%,
    100% {
        opacity: 0.5;
    }

    50% {
        opacity: 1;
    }
}