/* 全局 Reset 及变量定义 */
:root {
    /* 默认：明亮模式 */
    --bg-dark: #f0f3f6;
    --bg-card: rgba(255, 255, 255, 0.85);
    --border-color: rgba(0, 0, 0, 0.08);
    --accent-green: #008f5d;
    --accent-blue: #0077e6;
    --accent-purple: #7b2cbf;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --glow-shadow-green: 0 4px 15px rgba(0, 143, 93, 0.15);
    --glow-shadow-blue: 0 4px 15px rgba(0, 119, 230, 0.15);
    --transition-speed: 0.3s;
    
    /* 额外的明亮模式适配变量 */
    --glass-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    --header-bg: rgba(255, 255, 255, 0.85);
    --header-border: rgba(0, 119, 230, 0.25);
    --phase-group-bg: rgba(0, 0, 0, 0.015);
    --phase-group-border: rgba(0, 0, 0, 0.03);
    --phase-group-active-border: rgba(0, 0, 0, 0.06);
    --step-card-bg: rgba(0, 0, 0, 0.02);
    --step-card-border: rgba(0, 0, 0, 0.04);
    --step-card-hover-bg: rgba(0, 0, 0, 0.04);
    --step-badge-bg: rgba(0, 0, 0, 0.05);
    --step-badge-border: rgba(0, 0, 0, 0.08);
    --step-card-active-bg: rgba(0, 119, 230, 0.08);
    --cabin-header-bg: rgba(0, 0, 0, 0.03);
    --video-wrapper-bg: #e2e8f0;
    --details-bg: rgba(0, 0, 0, 0.02);
    --detail-row-border: rgba(0, 0, 0, 0.05);
    --logo-gradient: linear-gradient(90deg, #1e293b 0%, var(--accent-blue) 100%);
    --arrow-indicator-active-color: var(--accent-blue);
    --step-badge-active-text: #ffffff;
    --particles-opacity: 0.15;
    --particles-bg: radial-gradient(ellipse at bottom, #e2e8f0 0%, #f7fafc 100%);
    
    /* RGB 值以供 Canvas 动态提取 */
    --accent-blue-rgb: 0, 119, 230;
    --accent-green-rgb: 0, 143, 93;
}

[data-theme="dark"] {
    /* 暗淡模式 */
    --bg-dark: #07080a;
    --bg-card: rgba(22, 25, 35, 0.55);
    --border-color: rgba(255, 255, 255, 0.07);
    --accent-green: #00ff88;
    --accent-blue: #00bfff;
    --accent-purple: #9d4edd;
    --text-primary: #f8f9fa;
    --text-secondary: #a0aec0;
    --glow-shadow-green: 0 0 20px rgba(0, 255, 136, 0.25);
    --glow-shadow-blue: 0 0 20px rgba(0, 191, 255, 0.25);
    
    --glass-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    --header-bg: rgba(10, 12, 18, 0.85);
    --header-border: rgba(0, 191, 255, 0.25);
    --phase-group-bg: rgba(255, 255, 255, 0.015);
    --phase-group-border: rgba(255, 255, 255, 0.03);
    --phase-group-active-border: rgba(255, 255, 255, 0.05);
    --step-card-bg: rgba(255, 255, 255, 0.02);
    --step-card-border: rgba(255, 255, 255, 0.05);
    --step-card-hover-bg: rgba(255, 255, 255, 0.04);
    --step-badge-bg: rgba(255, 255, 255, 0.05);
    --step-badge-border: rgba(255, 255, 255, 0.1);
    --step-card-active-bg: rgba(0, 191, 255, 0.08);
    --cabin-header-bg: rgba(0, 0, 0, 0.15);
    --video-wrapper-bg: #000000;
    --details-bg: rgba(255, 255, 255, 0.015);
    --detail-row-border: rgba(255, 255, 255, 0.05);
    --logo-gradient: linear-gradient(90deg, #fff 0%, var(--accent-blue) 100%);
    --arrow-indicator-active-color: var(--accent-blue);
    --step-badge-active-text: #000000;
    --particles-opacity: 0.45;
    --particles-bg: radial-gradient(ellipse at bottom, #111424 0%, #050608 100%);
    
    --accent-blue-rgb: 0, 191, 255;
    --accent-green-rgb: 0, 255, 136;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Montserrat', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow-x: hidden;
    line-height: 1.6;
    min-height: 100vh;
}

/* 酷炫流光背景和粒子 */
.glow-bg {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(var(--accent-blue-rgb), 0.08) 0%, rgba(var(--accent-green-rgb), 0.04) 40%, transparent 70%);
    filter: blur(80px);
    z-index: -1;
    pointer-events: none;
}

#particles-js {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: var(--particles-bg);
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    gap: 20px;
}

/* 玻璃微拟态面板基类 */
.glass {
    background: var(--bg-card);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

/* 头部导航与系统状态 */
#main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    background: var(--header-bg);
    border-bottom: 2px solid var(--header-border);
    border-radius: 12px;
    flex-wrap: wrap;
    gap: 15px;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    font-size: 2rem;
    color: var(--accent-blue);
    text-shadow: 0 0 10px rgba(var(--accent-blue-rgb), 0.5);
}

.logo-text h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: 2px;
    background: var(--logo-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 主题切换按钮样式 */
.theme-toggle-btn {
    background: rgba(var(--accent-blue-rgb), 0.08);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 4px 12px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition-speed) ease;
    margin-top: 2px;
}

.theme-toggle-btn:hover {
    background: rgba(var(--accent-blue-rgb), 0.15);
    border-color: var(--accent-blue);
    box-shadow: var(--glow-shadow-blue);
    transform: translateY(-1px);
}

.theme-toggle-btn:active {
    transform: translateY(0);
}

.theme-icon {
    font-size: 0.95rem;
    display: inline-block;
    transition: transform 0.5s ease;
}

.theme-toggle-btn:hover .theme-icon {
    transform: rotate(360deg);
}

.theme-text {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
}

.logo-text p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
}

.system-status {
    display: flex;
    gap: 30px;
}

.status-item {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.status-item .label {
    font-size: 0.65rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 1px;
}

.status-item .value {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
}

.pulse-green {
    color: var(--accent-green);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.4);
    display: flex;
    align-items: center;
    gap: 6px;
}

.pulse-green::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background-color: var(--accent-green);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-green);
    animation: pulse 1.5s infinite;
}

.highlight {
    color: var(--accent-blue);
    text-shadow: 0 0 8px rgba(0, 191, 255, 0.4);
}

@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 1; box-shadow: 0 0 12px var(--accent-green); }
    100% { transform: scale(0.95); opacity: 0.5; }
}



/* 主内容布局：两栏结构 */
.main-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 20px;
    flex: 1;
}

.flow-nav-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.section-title {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    color: var(--text-primary);
}

.section-title span:first-child {
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.sub-title {
    font-size: 0.62rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.accent-line {
    width: 4px;
    height: 16px;
    background: var(--accent-blue);
    display: inline-block;
    box-shadow: 0 0 8px var(--accent-blue);
}

.flow-steps {
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding-right: 4px;
}

/* 手风琴高度平滑过渡 */
.phase-content {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.phase-group.active .phase-content {
    grid-template-rows: 1fr;
}

.phase-inner {
    overflow: hidden;
    padding-top: 10px;
}

/* 视频舱 Canvas 示波器样式 */
#placeholder-wave {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    opacity: 0.45;
}

/* 自定义滚动条 */
.flow-steps::-webkit-scrollbar {
    width: 4px;
}
.flow-steps::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.01);
}
.flow-steps::-webkit-scrollbar-thumb {
    background: rgba(0, 191, 255, 0.2);
    border-radius: 2px;
}

/* 工艺流程阶段分组 */
.phase-group {
    background: var(--phase-group-bg);
    border: 1px solid var(--phase-group-border);
    border-radius: 12px;
    padding: 15px;
    position: relative;
}

.phase-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0;
    border-bottom: 1px dashed transparent;
    padding-bottom: 0;
    cursor: pointer;
    user-select: none;
    transition: all var(--transition-speed) ease;
}

/* 激活状态下展开边框与边距 */
.phase-group.active .phase-header {
    margin-bottom: 12px;
    border-bottom: 1px dashed var(--phase-group-active-border);
    padding-bottom: 6px;
}

.phase-header:hover h4 {
    color: var(--accent-blue);
    text-shadow: var(--glow-shadow-blue);
}

.phase-header:hover .phase-num {
    color: var(--text-primary);
    text-shadow: 0 0 8px rgba(var(--accent-blue-rgb), 0.4);
}

.phase-num {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent-blue);
    transition: color var(--transition-speed), text-shadow var(--transition-speed);
}

.phase-header h4 {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: color var(--transition-speed), text-shadow var(--transition-speed);
}

.phase-header h4::after {
    content: '▼';
    font-size: 0.65rem;
    display: inline-block;
    transition: transform var(--transition-speed) ease, color var(--transition-speed);
    color: var(--text-secondary);
}

.phase-group.active .phase-header h4 {
    color: var(--accent-blue);
}

.phase-group.active .phase-header h4::after {
    transform: rotate(-180deg);
    color: var(--accent-blue);
}

/* 工艺卡片设计 */
.step-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--step-card-bg);
    border: 1px solid var(--step-card-border);
    border-radius: 8px;
    cursor: pointer;
    position: relative;
    transition: all var(--transition-speed) ease;
    margin-bottom: 10px;
}

.step-card:last-child {
    margin-bottom: 0;
}

.step-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--accent-blue);
    transition: height var(--transition-speed);
}

.step-badge {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--step-badge-bg);
    border: 1px solid var(--step-badge-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    transition: all var(--transition-speed);
}

.step-content {
    flex: 1;
}

.step-content h5 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.step-content p {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.arrow-indicator {
    color: var(--text-secondary);
    font-size: 0.9rem;
    opacity: 0;
    transform: translateX(-10px);
    transition: all var(--transition-speed);
}

/* 卡片 Hover 及 Active 状态 */
.step-card:hover {
    background: var(--step-card-hover-bg);
    border-color: rgba(var(--accent-blue-rgb), 0.25);
    transform: translateX(3px);
}

.step-card:hover .step-badge {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.step-card.active {
    background: var(--step-card-active-bg);
    border-color: var(--accent-blue);
    box-shadow: var(--glow-shadow-blue);
}

.step-card.active::before {
    height: 70%;
}

.step-card.active .step-badge {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: var(--step-badge-active-text);
    font-weight: 900;
    box-shadow: var(--glow-shadow-blue);
}

.step-card.active .arrow-indicator {
    opacity: 1;
    transform: translateX(0);
    color: var(--arrow-indicator-active-color);
}

/* 监控演示主舱 */
.video-cabin {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
}

.cabin-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    background: var(--cabin-header-bg);
}

.dot-indicator {
    width: 10px;
    height: 10px;
    background-color: var(--accent-green);
    border-radius: 50%;
    box-shadow: var(--glow-shadow-green);
}

.animate-flicker {
    animation: flicker 1.8s infinite;
}

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

.cabin-header h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    flex: 1;
    color: var(--text-primary);
}

.resolution-badge {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 3px 8px;
    background: rgba(var(--accent-blue-rgb), 0.05);
    border: 1px solid rgba(var(--accent-blue-rgb), 0.15);
    border-radius: 4px;
    color: var(--accent-blue);
}

/* 视频播放器外层 */
.video-wrapper {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
    background: var(--video-wrapper-bg);
    overflow: hidden;
}

.process-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.process-video.active {
    opacity: 1;
}

/* 占位浮层 */
.placeholder-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    background: var(--bg-dark);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

.placeholder-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.placeholder-glow {
    position: absolute;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(var(--accent-blue-rgb), 0.15) 0%, transparent 60%);
    z-index: 0;
    animation: rotate-glow 10s linear infinite;
}

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

.scanner-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
    box-shadow: 0 0 12px var(--accent-blue);
    z-index: 2;
    animation: scan 3s linear infinite;
}

@keyframes scan {
    0% { top: 0%; }
    50% { top: 100%; }
    100% { top: 0%; }
}

.placeholder-content {
    position: relative;
    z-index: 5;
    text-align: center;
    padding: 20px;
}

.placeholder-icon {
    font-size: 3rem;
    display: inline-block;
    margin-bottom: 15px;
    animation: rotate-icon 12s linear infinite;
}

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

.placeholder-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.placeholder-content p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    max-width: 320px;
    margin: 0 auto;
}

/* 视频控制悬浮按钮 */
.video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 10px 20px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.85));
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 15;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s;
}

.video-wrapper:hover .video-controls {
    opacity: 1;
    transform: translateY(0);
}

.control-btn {
    background: rgba(var(--accent-blue-rgb), 0.08);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 0.7rem;
    cursor: pointer;
    transition: background 0.2s;
}

.control-btn:hover {
    background: var(--accent-blue);
    color: var(--step-badge-active-text);
    border-color: var(--accent-blue);
    font-weight: bold;
}

.video-source-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.65rem;
    color: var(--text-secondary);
}

/* 细节说明面板 */
.process-details {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: var(--details-bg);
    border-top: 1px solid var(--border-color);
    flex: 1;
}

.detail-row {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 10px;
    border-radius: 8px;
    background: var(--phase-group-bg);
    border: 1px solid var(--detail-row-border);
    transition: all 0.3s;
}

.detail-row:hover {
    background: var(--step-card-active-bg);
    border-color: rgba(var(--accent-blue-rgb), 0.15);
}

.detail-row:not(:last-child) {
    border-bottom: none;
    padding-bottom: 0;
}

.det-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 1px;
}

#detail-title {
    font-size: 1.1rem;
    font-weight: 700;
}

.det-val-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.det-val-specs {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-blue);
}

/* 页脚 */
#main-footer {
    text-align: center;
    padding: 20px;
    border-top: 1px solid var(--border-color);
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

#main-footer p {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.footer-links a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--accent-green);
    text-decoration: underline;
}

/* 模态窗视频预览 */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(5, 6, 8, 0.9);
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    position: relative;
    width: 80%;
    max-width: 900px;
    padding: 5px;
    border-radius: 12px;
    border-color: rgba(0, 191, 255, 0.3);
}

.modal-video-wrapper {
    position: relative;
    padding-top: 56.25%;
    width: 100%;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
}

.modal-video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.close-modal {
    position: absolute;
    top: -40px;
    right: 0;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.2s;
}

.close-modal:hover {
    color: var(--accent-blue);
}

.modal-caption {
    text-align: center;
    padding: 12px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* 响应式适配 */
@media (max-width: 1024px) {
    .container {
        /* 空出置顶悬浮视频的高度 */
        padding-top: calc(min(56.25vw, 300px) + 20px) !important;
    }

    .main-layout {
        grid-template-columns: 1fr;
    }
    
    .video-cabin {
        order: -1; /* 小屏将视频放到上方 */
        height: auto;
        background: transparent !important;
        border: none !important;
        box-shadow: none !important;
        padding: 0 !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }

    /* 视频容器固定到最顶端悬浮 */
    .video-wrapper {
        position: fixed !important;
        top: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 100vw;
        height: 56.25vw;
        max-width: 533px; /* 维持 16:9，限制最大宽度以防在大平板上占位过多 */
        max-height: 300px;
        padding-top: 0 !important; /* 覆盖原本百分比 padding 撑高的方式 */
        z-index: 999;
        border-radius: 0 0 12px 12px !important;
        border-left: 1px solid var(--border-color);
        border-right: 1px solid var(--border-color);
        border-bottom: 2px solid var(--accent-blue);
        background: #000;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    }

    /* 确保视频播放器和占位图层在 height 下正常工作 */
    .process-video,
    .placeholder-overlay {
        height: 100% !important;
    }

    /* 移动端控制条优化：常驻显示且布局自适应 */
    .video-controls {
        opacity: 1 !important;
        transform: translateY(0) !important;
        padding: 6px 12px !important;
    }

    /* 监控舱标题显示在视频下方，独立成卡片 */
    .cabin-header {
        margin-top: 10px;
        padding: 10px var(--card-padding) !important;
        background: var(--card-bg);
        border: 1px solid var(--border-color);
        border-bottom: none;
        border-radius: 12px 12px 0 0;
        backdrop-filter: blur(20px);
    }

    /* 详情面板与标题拼接为统一样式的独立卡片 */
    .process-details {
        background: var(--card-bg);
        border: 1px solid var(--border-color);
        border-top: none;
        border-radius: 0 0 12px 12px;
        padding: 15px var(--card-padding) !important;
        backdrop-filter: blur(20px);
        margin-bottom: 20px;
    }
}

@media (max-width: 768px) {
    #main-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 15px;
        gap: 12px;
    }
    
    .system-status {
        width: 100%;
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
    
    .status-item {
        align-items: flex-start;
    }
    
    .status-item .label {
        font-size: 0.6rem;
    }
    
    .status-item .value {
        font-size: 0.75rem;
    }
    
    .dashboard-panel {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 10px;
        padding: 10px;
    }
    
    .metric-card {
        padding: 12px 15px;
    }
    
    .metric-value {
        font-size: 1.5rem;
        margin-bottom: 4px;
    }
    
    .metric-header {
        margin-bottom: 6px;
    }
    
    .metric-header h3 {
        font-size: 0.75rem;
    }
    
    .subtext {
        font-size: 0.6rem;
    }
}

@media (max-width: 480px) {
    .system-status {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    .status-item {
        flex-direction: row;
        justify-content: space-between;
        width: 100%;
    }
}

/* ==========================================================================
   整合设备实拍图鉴与激光扫描科幻特效
   ========================================================================== */

/* 视频舱 HUD 设备蓝图透析滤镜图 */
.placeholder-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 1;
    filter: grayscale(100%) brightness(0.7) contrast(1.2) sepia(100%) hue-rotate(85deg) saturate(2);
}

.placeholder-img.visible {
    opacity: 0.65;
}

/* 详情面板中的核心设备缩略图 */
.device-thumb-wrapper {
    position: relative;
    width: 100%;
    height: 110px;
    border-radius: 8px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(0, 191, 255, 0.15);
    box-shadow: 0 0 10px rgba(0, 191, 255, 0.05);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 5px;
}

.device-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    filter: brightness(0.95) contrast(1.05);
}

.zoom-hint {
    position: absolute;
    bottom: 6px;
    right: 6px;
    background: rgba(10, 12, 18, 0.8);
    color: var(--accent-blue);
    font-size: 0.6rem;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid rgba(0, 191, 255, 0.25);
    backdrop-filter: blur(4px);
    pointer-events: none;
    opacity: 0.85;
    transition: all 0.3s;
    font-weight: 600;
}

.device-thumb-wrapper:hover {
    border-color: var(--accent-blue);
    box-shadow: 0 0 15px rgba(0, 191, 255, 0.25);
    transform: translateY(-2px);
}

.device-thumb-wrapper:hover .device-thumb {
    transform: scale(1.08);
    filter: brightness(1.1) contrast(1.1);
}

.device-thumb-wrapper:hover .zoom-hint {
    opacity: 1;
    color: #000;
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    box-shadow: var(--glow-shadow-blue);
    font-weight: 800;
}

/* 弹窗图片预览样式 */
#modal-image-player {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
}