:root {
    /* iOS风格色彩系统 */
    --ios-blue: #007AFF;
    --ios-green: #34C759;
    --ios-orange: #FF9500;
    --ios-red: #FF3B30;
    --ios-purple: #AF52DE;
    --ios-gray: #8E8E93;
    --ios-light-gray: #F2F2F7;
    --ios-dark-gray: #1C1C1E;
    --ios-background: #FFFFFF;
    --ios-secondary-background: #F2F2F7;
    --ios-card-background: rgba(255, 255, 255, 0.85);
    
    /* 航空主题色彩 */
    --sky-blue: #4A90E2;
    --horizon-blue: #6BB6FF;
    --cloud-white: #F8FAFE;
    --deep-blue: #2C5282;
    --sunset-orange: #FF8C42;
    
    /* iOS风格阴影 */
    --ios-shadow-light: 0 2px 10px rgba(0, 0, 0, 0.08);
    --ios-shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.12);
    --ios-shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.16);
    
    /* iOS风格圆角 */
    --ios-radius-small: 8px;
    --ios-radius-medium: 12px;
    --ios-radius-large: 16px;
    --ios-radius-xl: 20px;
}

/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Helvetica Neue', sans-serif;
    background: linear-gradient(135deg, var(--cloud-white) 0%, var(--ios-light-gray) 100%);
    color: var(--ios-dark-gray);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* 主容器 */
.profile-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* 用户卡片 - iOS风格 */
.user-card {
    background: var(--ios-card-background);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--ios-radius-large);
    box-shadow: var(--ios-shadow-medium);
    border: 1px solid rgba(255, 255, 255, 0.3);
    margin-bottom: 2rem;
    overflow: hidden; /* 移动到这里以保持圆角裁切 */
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
}

.user-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.02) 0%, rgba(107, 182, 255, 0.02) 100%);
    pointer-events: none;
}

.user-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--ios-shadow-heavy);
}

/* 封面区域 */
.cover-section {
    position: relative;
    height: 240px;
    background: linear-gradient(135deg, var(--sky-blue) 0%, var(--horizon-blue) 100%);
}

.cover-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.85;
    transition: transform 0.6s ease;
}

.cover-section:hover .cover-image {
    transform: scale(1.05);
}

.cover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.3) 0%, rgba(107, 182, 255, 0.2) 100%);
}

/* 飞机装饰元素 */
.cover-section::after {
    content: '✈️';
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 1.5rem;
    opacity: 0.6;
    animation: fly 8s ease-in-out infinite;
}

@keyframes fly {
    0%, 100% { transform: translateX(0px) translateY(0px) rotate(0deg); }
    25% { transform: translateX(15px) translateY(-8px) rotate(5deg); }
    50% { transform: translateX(30px) translateY(0px) rotate(0deg); }
    75% { transform: translateX(15px) translateY(8px) rotate(-5deg); }
}

/* 用户信息区域 */
.user-info-section {
    padding: 2.5rem 2rem;
    text-align: center;
    position: relative;
    margin-top: 60px; /* 为突出的头像留出空间 */
}

.avatar-container {
    position: absolute;
    top: -120px; /* 向上移动，基于 user-info-section 定位 */
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--ios-background);
    padding: 4px;
    box-shadow: var(--ios-shadow-medium);
    transition: all 0.3s ease;
    z-index: 10;
}

.avatar-container:hover {
    transform: translateX(-50%) scale(1.05);
    box-shadow: var(--ios-shadow-heavy);
}

.avatar-image {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(255, 255, 255, 0.9);
}

.user-name {
    font-size: 2rem;
    font-weight: 700;
    color: var(--deep-blue);
    margin: 0 0 0.5rem 0;
    letter-spacing: -0.02em;
    text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.user-handle {
    font-size: 1.1rem;
    color: var(--ios-gray);
    margin-bottom: 1rem;
    font-weight: 500;
}

.user-bio {
    font-size: 1rem;
    color: var(--ios-dark-gray);
    margin-bottom: 1.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.4);
    border-radius: var(--ios-radius-medium);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* 举报用户按钮与弹窗复用 gallery/image.css 的风格，做少量适配 */
.user-actions { margin-top: 0.5rem; display: flex; justify-content: center; }
.btn-report-user {
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: var(--ios-radius-medium);
    background: linear-gradient(135deg, #6c757d, #5c636a);
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--ios-shadow-light);
}
.btn-report-user:hover { transform: translateY(-1px); box-shadow: var(--ios-shadow-medium); }
.report-tip { color: var(--ios-gray); font-size: 0.9rem; }

.report-modal { position: fixed; left:0; right:0; top:0; bottom:0; background: rgba(0,0,0,0.45); display:none; align-items:center; justify-content:center; z-index:1000; }
.report-modal.show { display:flex; }
.report-dialog { width:92%; max-width:560px; background:#fff; border-radius: 12px; box-shadow: var(--ios-shadow-heavy); overflow:hidden; }
.report-header { display:flex; align-items:center; justify-content:space-between; padding:14px 16px; border-bottom:1px solid #eee; }
.report-header h3 { margin:0; font-size:18px; }
.report-close { background:none; border:0; font-size:18px; cursor:pointer; color:#666; }
.report-body { padding:16px; }
.form-group { margin-bottom: 12px; }
.form-label { display:block; margin-bottom:6px; color:#444; font-weight:600; }
.tags-grid { display:flex; flex-wrap:wrap; gap:8px; }
.tag-pill { background:#f1f3f5; border-radius:999px; padding:6px 10px; font-size:13px; color:#495057; cursor:pointer; }
.tag-pill input { margin-right:6px; }
.form-textarea { width: 96%; min-height:96px; padding:10px; border:1px solid #ddd; border-radius:6px; resize:vertical; }
.form-actions { display:flex; justify-content:flex-end; gap:10px; margin-top:6px; }
.btn-cancel { background:#f1f3f5; border:1px solid #dee2e6; color:#495057; padding:8px 14px; border-radius:6px; cursor:pointer; }
.btn-submit { background:#0d6efd; border:1px solid #0b5ed7; color:#fff; padding:8px 14px; border-radius:6px; cursor:pointer; }

@media (max-width: 576px){
  .report-dialog { width:96%; max-width:96%; border-radius:10px; }
  .report-header h3 { font-size:16px; }
  .form-textarea { min-height:84px; }
}

.user-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--ios-gray);
    font-size: 0.9rem;
}

.meta-item i {
    color: var(--sky-blue);
    font-size: 1rem;
}

.website-link {
    color: var(--sky-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.website-link:hover {
    color: var(--deep-blue);
}

.user-group-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(74, 144, 226, 0.1);
    border-radius: var(--ios-radius-medium);
    border: 1px solid rgba(74, 144, 226, 0.2);
    color: var(--deep-blue);
    font-weight: 500;
}

.user-group-info i {
    color: var(--sky-blue);
}

.user-group-info a {
    color: var(--deep-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.user-group-info a:hover {
    color: var(--sky-blue);
}

/* 统计卡片 */
.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--ios-card-background);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--ios-radius-large);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--ios-shadow-light);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--sky-blue), var(--horizon-blue));
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--ios-shadow-medium);
}

.stat-value {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--deep-blue);
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-label {
    font-size: 1rem;
    color: var(--ios-gray);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 个人主页链接区域 */
.profile-link-section {
    background: var(--ios-card-background);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--ios-radius-large);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--ios-shadow-light);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.profile-link-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--deep-blue);
    margin-bottom: 1rem;
    text-align: center;
}

.profile-link-input-group {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.profile-link-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid rgba(74, 144, 226, 0.2);
    border-radius: var(--ios-radius-medium);
    font-size: 0.9rem;
    background: rgba(255, 255, 255, 0.7);
    color: var(--ios-dark-gray);
    outline: none;
    transition: all 0.3s ease;
}

.profile-link-input:focus {
    border-color: var(--sky-blue);
    background: rgba(255, 255, 255, 0.9);
}

.copy-btn {
    padding: 0.75rem 1.5rem;
    background: var(--sky-blue);
    color: white;
    border: none;
    border-radius: var(--ios-radius-medium);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.copy-btn:hover {
    background: var(--deep-blue);
    transform: translateY(-2px);
}

.copy-btn.success {
    background: var(--ios-green);
}

.profile-link-hint {
    text-align: center;
    font-size: 0.85rem;
    color: var(--ios-gray);
    font-style: italic;
}

/* 作品集区域 */
.portfolio-section {
    background: var(--ios-card-background);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--ios-radius-large);
    padding: 2rem;
    box-shadow: var(--ios-shadow-light);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.portfolio-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(74, 144, 226, 0.1);
}

.portfolio-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--deep-blue);
    margin: 0;
}

.portfolio-count {
    font-size: 1rem;
    color: var(--ios-gray);
    font-weight: 500;
}

/* 图片网格 */
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.image-card {
    background: var(--ios-background);
    border-radius: var(--ios-radius-medium);
    overflow: hidden;
    box-shadow: var(--ios-shadow-light);
    transition: all 0.3s ease;
    position: relative;
}

.image-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--ios-shadow-medium);
}

.image-card a {
    display: block;
    text-decoration: none;
    color: inherit;
}

.image-thumbnail {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.image-card:hover .image-thumbnail {
    transform: scale(1.05);
}

.image-id-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: var(--ios-radius-small);
    font-size: 0.75rem;
    font-weight: 600;
}

.image-info {
    padding: 1rem;
}

.image-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--deep-blue);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.image-meta {
    font-size: 0.85rem;
    color: var(--ios-gray);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.image-meta i {
    color: var(--sky-blue);
    margin-right: 0.25rem;
}

.image-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--ios-gray);
}

.stat-group {
    display: flex;
    gap: 1rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.stat-item i {
    color: var(--sky-blue);
    font-size: 0.75rem;
}

/* 分页 */
.pagination-container {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.pagination {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.page-link {
    padding: 0.5rem 1rem;
    background: var(--ios-background);
    color: var(--deep-blue);
    text-decoration: none;
    border-radius: var(--ios-radius-small);
    border: 1px solid rgba(74, 144, 226, 0.2);
    transition: all 0.3s ease;
    font-weight: 500;
}

.page-link:hover {
    background: var(--sky-blue);
    color: white;
    transform: translateY(-2px);
}

.page-link.active {
    background: var(--sky-blue);
    color: white;
    border-color: var(--sky-blue);
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--ios-gray);
}

.empty-state i {
    font-size: 4rem;
    color: var(--ios-gray);
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--deep-blue);
}

.empty-state p {
    font-size: 1rem;
    max-width: 400px;
    margin: 0 auto;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .profile-container {
        padding: 1rem;
    }

    .user-info-section {
        padding: 2rem 1rem;
    }
    
    .user-name {
        font-size: 1.5rem;
    }
    
    .user-meta {
        flex-direction: column;
        gap: 1rem;
    }

    .stats-container {
        grid-template-columns: 1fr;
    }

    .portfolio-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .image-grid {
        grid-template-columns: 1fr;
    }

    .profile-link-input-group {
        flex-direction: column;
    }

    .copy-btn {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .user-card {
        margin-bottom: 1rem;
    }

    .cover-section {
        height: 180px;
    }

    .avatar-container {
        width: 100px;
        height: 100px;
        top: -100px;
    }

    .user-info-section {
        margin-top: 50px;
        padding: 1.5rem 1rem;
    }
    
    .stat-card {
        padding: 1.5rem;
    }
    
    .stat-value {
        font-size: 2rem;
    }
    
    .portfolio-section {
        padding: 1rem;
    }
}

/* 百度统计样式重置 */
.image-thumbnail {
    transition: transform 0.3s ease !important;
}