/**
 * 画仓 - AI 图片站点
 * 风格：Cyberpunk Terminal + Cinematic Dark
 * 特点：专业图像编辑软件风格 + 赛博朋克元素
 */

/* ========================================
   CSS 变量 - 主题系统
   ======================================== */
:root {
    /* 深色主题 - 默认 */
    --bg-primary: #050508;
    --bg-secondary: #0a0a0f;
    --bg-tertiary: #12121a;
    --bg-card: rgba(20, 20, 28, 0.85);
    --bg-card-hover: rgba(30, 30, 42, 0.95);
    --bg-elevated: #16161f;

    /* 文字色 */
    --text-primary: #e8e8ed;
    --text-secondary: #8888a0;
    --text-muted: #555566;

    /* 赛博朋克配色 */
    --cyan: #00f5d4;
    --cyan-glow: rgba(0, 245, 212, 0.4);
    --cyan-dim: rgba(0, 245, 212, 0.15);
    --magenta: #f72585;
    --magenta-glow: rgba(247, 37, 133, 0.4);
    --magenta-dim: rgba(247, 37, 133, 0.15);
    --purple: #7b2cbf;
    --purple-glow: rgba(123, 44, 191, 0.4);

    /* 兼容旧变量 */
    --accent: var(--cyan);
    --accent-hover: #00d4b8;
    --accent-glow: var(--cyan-glow);
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --glass-bg: rgba(10, 10, 15, 0.92);
    --glass-border: rgba(255, 255, 255, 0.08);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px var(--cyan-glow);

    /* 间距 */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* 动画 */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="light"] {
    --bg-primary: #f0f2f5;
    --bg-secondary: #ffffff;
    --bg-tertiary: #e8eaed;
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-card-hover: #ffffff;
    --bg-elevated: #ffffff;

    --text-primary: #0a0a0f;
    --text-secondary: #555566;
    --text-muted: #8888a0;

    --accent: var(--magenta);
    --accent-hover: #e02070;
    --accent-glow: var(--magenta-glow);
    --border: rgba(0, 0, 0, 0.08);
    --border-hover: rgba(0, 0, 0, 0.15);
    --glass-bg: rgba(255, 255, 255, 0.95);
    --glass-border: rgba(0, 0, 0, 0.06);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 30px var(--magenta-glow);
}

/* ========================================
   基础样式
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 动态背景网格 */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        linear-gradient(90deg, transparent 49.5%, var(--border) 49.5%, var(--border) 50.5%, transparent 50.5%),
        linear-gradient(0deg, transparent 49.5%, var(--border) 49.5%, var(--border) 50.5%, transparent 50.5%);
    background-size: 80px 80px;
    opacity: 0.3;
    pointer-events: none;
    z-index: -2;
}

/* 顶部光晕 */
body::after {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 100%;
    background: radial-gradient(ellipse 80% 60% at 50% -10%,
        var(--cyan-dim) 0%,
        transparent 60%);
    pointer-events: none;
    z-index: -1;
}

/* ========================================
   导航栏 - Glassmorphism + 霓虹边框
   ======================================== */
.navbar {
    position: fixed;
    top: 16px;
    left: 16px;
    right: 16px;
    background: var(--glass-bg);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    z-index: 1000;
    box-shadow: var(--shadow);
    /* 顶部霓虹线 */
    border-top: 2px solid transparent;
    border-image: linear-gradient(90deg, transparent, var(--cyan), var(--magenta), transparent) 1;
}

.navbar-inner {
    max-width: 1600px;
    margin: 0 auto;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 17px;
    letter-spacing: -0.02em;
    transition: opacity var(--transition-fast);
}

.navbar-brand:hover {
    opacity: 0.8;
}

.navbar-brand svg {
    width: 26px;
    height: 26px;
    /* SVG 渐变填充 */
    background: linear-gradient(135deg, var(--cyan), var(--magenta));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-brand span {
    background: linear-gradient(90deg, var(--cyan), var(--magenta));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ========================================
   按钮系统
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    text-decoration: none;
    letter-spacing: 0.01em;
}

.btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.btn-primary {
    background: linear-gradient(135deg, var(--cyan), #00c4aa);
    color: #000;
    box-shadow: 0 4px 16px var(--cyan-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--cyan-glow);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    padding: 8px;
}

.btn-ghost:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

/* 主题切换按钮 */
.theme-toggle {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    color: var(--text-secondary);
}

.theme-toggle:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    color: var(--cyan);
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
}

/* ========================================
   瀑布流容器 - 核心展示区域
   ======================================== */
.masonry-container {
    column-count: 4;
    column-gap: 20px;
    padding: 100px 24px 100px;
    max-width: 1800px;
    margin: 0 auto;
}

@media (max-width: 1500px) {
    .masonry-container { column-count: 3; }
}

@media (max-width: 1024px) {
    .masonry-container { column-count: 2; }
}

@media (max-width: 640px) {
    .masonry-container {
        column-count: 1;
        padding: 90px 16px 80px;
    }
}

/* 瀑布流卡片 - 增强版 */
.masonry-item {
    break-inside: avoid;
    margin-bottom: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-slow);
    position: relative;
    /* 入场动画 */
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

/* 卡片悬停效果 */
.masonry-item:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--cyan);
    box-shadow:
        var(--shadow-lg),
        0 0 0 1px var(--cyan),
        0 0 40px var(--cyan-dim);
}

/* 卡片渐变遮罩 */
.masonry-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        transparent 40%,
        rgba(0, 0, 0, 0.7) 100%
    );
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: 1;
    pointer-events: none;
}

.masonry-item:hover::before {
    opacity: 1;
}

/* 图片样式 */
.masonry-item img {
    width: 100%;
    display: block;
    opacity: 0;
    transition: all 0.5s ease;
}

.masonry-item img.loaded {
    opacity: 1;
}

/* 卡片信息层 */
.masonry-item .card-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px;
    z-index: 2;
    transform: translateY(100%);
    opacity: 0;
    transition: all var(--transition-normal);
}

.masonry-item:hover .card-info {
    transform: translateY(0);
    opacity: 1;
}

.masonry-item .card-title {
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.masonry-item .card-meta {
    display: flex;
    gap: 12px;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.6);
}

.masonry-item .card-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    background: rgba(0, 245, 212, 0.2);
    border: 1px solid var(--cyan);
    border-radius: 4px;
    color: var(--cyan);
    font-size: 10px;
    font-weight: 500;
}

/* ========================================
   加载占位符
   ======================================== */
.loading-placeholder {
    background: linear-gradient(
        90deg,
        var(--bg-card) 25%,
        var(--bg-card-hover) 50%,
        var(--bg-card) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.8s ease-in-out infinite;
    min-height: 200px;
    border-radius: var(--radius-lg);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ========================================
   空状态
   ======================================== */
.empty-state {
    column-span: all;
    text-align: center;
    padding: 100px 20px;
}

.empty-state svg {
    width: 100px;
    height: 100px;
    color: var(--text-muted);
    margin-bottom: 24px;
    opacity: 0.4;
}

.empty-state h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.empty-state p {
    font-size: 14px;
    color: var(--text-secondary);
    max-width: 300px;
    margin: 0 auto;
}

/* ========================================
   页脚
   ======================================== */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-top: 1px solid var(--glass-border);
    padding: 14px 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    z-index: 100;
    letter-spacing: 0.02em;
}

/* ========================================
   详情页 - ComfyUI 参数展示
   ======================================== */
.detail-container {
    padding: 100px 24px 60px;
    max-width: 1400px;
    margin: 0 auto;
}

.detail-layout {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 32px;
}

@media (max-width: 1100px) {
    .detail-layout {
        grid-template-columns: 1fr;
    }
}

/* 图片展示区 */
.detail-image-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    position: relative;
}

.detail-image-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--cyan), var(--magenta));
}

.detail-image {
    width: 100%;
    max-height: 85vh;
    object-fit: contain;
    display: block;
    background: var(--bg-secondary);
}

/* 参数面板 */
.params-panel {
    position: sticky;
    top: 90px;
    height: fit-content;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
}

.params-panel::-webkit-scrollbar {
    width: 6px;
}

.params-panel::-webkit-scrollbar-track {
    background: transparent;
}

.params-panel::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

/* 面板标题 */
.params-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.params-header svg {
    width: 24px;
    height: 24px;
    color: var(--cyan);
}

.params-header h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.params-header .panel-badge {
    margin-left: auto;
    padding: 4px 10px;
    background: var(--cyan-dim);
    border: 1px solid var(--cyan);
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    color: var(--cyan);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* 参数分组 */
.param-group {
    margin-bottom: 24px;
}

.param-group-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px dashed var(--border);
}

.param-group-title svg {
    width: 14px;
    height: 14px;
}

/* 参数卡片网格 */
.params-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.params-grid.full-width {
    grid-column: 1 / -1;
}

/* 单个参数项 */
.param-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 12px;
    transition: all var(--transition-fast);
}

.param-item:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
}

.param-item.full {
    grid-column: 1 / -1;
}

.param-label {
    color: var(--text-muted);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 500;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.param-label .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cyan);
}

.param-value {
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
    line-height: 1.5;
}

/* 提示词特殊样式 */
.param-item.prompt .param-value {
    font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;
    font-size: 12px;
    background: var(--bg-secondary);
    padding: 14px;
    border-radius: var(--radius-sm);
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 180px;
    overflow-y: auto;
    line-height: 1.7;
}

.param-item.prompt.negative .param-label .dot {
    background: var(--magenta);
}

.param-item.prompt.negative .param-label {
    color: var(--magenta);
}

/* 数值显示 */
.param-item.number .param-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 18px;
    font-weight: 600;
    color: var(--cyan);
}

/* 复制按钮 */
.param-item .copy-btn {
    float: right;
    opacity: 0;
    transition: opacity var(--transition-fast);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 2px;
}

.param-item:hover .copy-btn {
    opacity: 1;
}

.param-item .copy-btn:hover {
    color: var(--cyan);
}

/* ========================================
   上传页
   ======================================== */
.upload-container {
    padding: 100px 24px 60px;
    max-width: 900px;
    margin: 0 auto;
}

.upload-header {
    margin-bottom: 32px;
}

.upload-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.upload-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* 上传区域 */
.upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius-xl);
    padding: 60px 24px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    background: var(--bg-card);
    position: relative;
    overflow: hidden;
}

.upload-area::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--cyan-dim), var(--magenta-dim));
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.upload-area:hover::before,
.upload-area.dragover::before {
    opacity: 1;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--cyan);
    border-style: solid;
}

.upload-area > * {
    position: relative;
    z-index: 1;
}

.upload-area svg {
    width: 56px;
    height: 56px;
    color: var(--text-muted);
    margin-bottom: 16px;
    transition: all var(--transition-normal);
}

.upload-area:hover svg {
    color: var(--cyan);
    transform: scale(1.1);
}

.upload-area p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 4px;
}

.upload-area .hint {
    font-size: 12px;
    color: var(--text-muted);
}

/* 文件预览 */
.file-preview {
    margin-top: 20px;
    text-align: center;
}

.file-preview img {
    max-width: 100%;
    max-height: 220px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.file-name {
    margin-top: 10px;
    font-size: 12px;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
}

/* ========================================
   表单样式
   ======================================== */
.form-group {
    margin-bottom: 18px;
}

.form-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 20px;
}

.form-section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.form-section-title svg {
    width: 18px;
    height: 18px;
    color: var(--cyan);
}

.form-label {
    display: block;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 13px;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.form-input:focus {
    outline: none;
    border-color: var(--cyan);
    box-shadow: 0 0 0 3px var(--cyan-dim);
}

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

.form-textarea {
    min-height: 80px;
    resize: vertical;
    line-height: 1.6;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
}

@media (max-width: 640px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   认证遮罩
   ======================================== */
.auth-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    padding: 20px;
}

.auth-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
}

.auth-box h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: 24px;
}

.auth-box .form-group {
    margin-bottom: 20px;
}

.auth-error {
    color: var(--magenta);
    font-size: 12px;
    margin-top: 8px;
    display: none;
}

.auth-links {
    text-align: center;
    margin-top: 20px;
}

.auth-links a {
    color: var(--text-secondary);
    font-size: 13px;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.auth-links a:hover {
    color: var(--cyan);
}

/* ========================================
   消息提示
   ======================================== */
.toast {
    position: fixed;
    bottom: 90px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 14px 24px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 10px;
    backdrop-filter: blur(20px);
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast.success { border-color: #22c55e; }
.toast.success::before { content: '✓'; color: #22c55e; font-weight: bold; }

.toast.error { border-color: var(--magenta); }
.toast.error::before { content: '✕'; color: var(--magenta); font-weight: bold; }

.toast.info { border-color: var(--cyan); }
.toast.info::before { content: '⟳'; color: var(--cyan); font-weight: bold; }

/* ========================================
   配置提示
   ======================================== */
.config-notice {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 4000;
    padding: 20px;
}

.config-notice-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 48px;
    width: 100%;
    max-width: 480px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.config-notice-box svg {
    width: 72px;
    height: 72px;
    color: var(--cyan);
    margin-bottom: 24px;
}

.config-notice-box h2 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.config-notice-box p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 24px;
    line-height: 1.7;
}

.config-notice-box code {
    background: var(--bg-secondary);
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 12px;
    color: var(--cyan);
    font-family: 'JetBrains Mono', monospace;
}

/* ========================================
   滚动条
   ======================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

/* ========================================
   选中文本
   ======================================== */
::selection {
    background: var(--cyan-dim);
    color: var(--text-primary);
}

/* ========================================
   焦点状态
   ======================================== */
:focus-visible {
    outline: 2px solid var(--cyan);
    outline-offset: 2px;
}

/* ========================================
   辅助类
   ======================================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* 动画延迟 - 用于交错入场 */
.masonry-item:nth-child(1) { animation-delay: 0.05s; }
.masonry-item:nth-child(2) { animation-delay: 0.1s; }
.masonry-item:nth-child(3) { animation-delay: 0.15s; }
.masonry-item:nth-child(4) { animation-delay: 0.2s; }
.masonry-item:nth-child(5) { animation-delay: 0.25s; }
.masonry-item:nth-child(6) { animation-delay: 0.3s; }
.masonry-item:nth-child(7) { animation-delay: 0.35s; }
.masonry-item:nth-child(8) { animation-delay: 0.4s; }

/* ========================================
   统计栏
   ======================================== */
.stats-bar {
    position: fixed;
    top: 76px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 8px 20px;
    z-index: 999;
    display: flex;
    align-items: center;
    gap: 16px;
}

.stats-inner {
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-item {
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.stat-number {
    font-size: 18px;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
    color: var(--cyan);
}

.stat-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stat-divider {
    width: 1px;
    height: 16px;
    background: var(--border);
}

@media (max-width: 640px) {
    .stats-bar {
        top: auto;
        bottom: 60px;
        left: 16px;
        right: 16px;
        transform: none;
        justify-content: center;
        padding: 10px 16px;
    }
}

/* ========================================
   快捷操作按钮
   ======================================== */
.quick-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.action-btn svg {
    width: 16px;
    height: 16px;
}

.action-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--cyan);
    color: var(--cyan);
}

/* ========================================
   响应式调整
   ======================================== */
@media (max-width: 1100px) {
    .params-panel {
        position: static;
        max-height: none;
    }

    .detail-layout {
        display: block;
    }

    .detail-image-wrapper {
        margin-bottom: 24px;
    }
}

@media (max-width: 768px) {
    .navbar-inner {
        padding: 10px 16px;
    }

    .navbar-brand span {
        display: none;
    }

    .btn span {
        display: none;
    }

    .btn-primary {
        padding: 10px;
    }

    .btn-secondary span {
        display: none;
    }

    .btn-secondary {
        padding: 10px;
    }
}