* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
    background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 25%, #16213e 50%, #0f3460 75%, #533483 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5714285714285714;
    position: relative;
    min-height: 100vh;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(0, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(138, 43, 226, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(0, 191, 255, 0.08) 0%, transparent 50%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="tech" patternUnits="userSpaceOnUse" width="40" height="40"><path d="M20,0 L20,40 M0,20 L40,20" stroke="rgba(0,255,255,0.1)" stroke-width="0.5"/><circle cx="20" cy="20" r="1" fill="rgba(0,255,255,0.2)"/><rect x="18" y="18" width="4" height="4" fill="none" stroke="rgba(138,43,226,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100%" height="100%" fill="url(%23tech)"/></svg>');
    pointer-events: none;
    z-index: -1;
}

.header {
    background: linear-gradient(135deg, rgba(15, 15, 35, 0.95) 0%, rgba(26, 26, 46, 0.95) 100%);
    backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    padding: 0 24px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 255, 255, 0.2);
}

.logo {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    text-shadow: 0 1px 3px rgba(0,0,0,0.4);
    position: relative;
    padding: 8px 0;
}

.logo img {
    height: 40px;
    width: auto;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.logo:hover img {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.4));
}

.logo-text {
    font-size: 26px;
    font-weight: 600;
    color: #498CF7;
    text-shadow: 0 1px 3px rgba(0,0,0,0.4);
    letter-spacing: 0.5px;
    line-height: 1.2;
}

.nav-buttons {
    display: flex;
    gap: 12px;
    align-items: center;
}

.nav-btn {
    background: rgba(255,255,255,0.1);
    color: #ffffff;
    border: 1px solid rgba(255,255,255,0.2);
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    backdrop-filter: blur(10px);
}

.nav-btn:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.3);
    transform: translateY(-1px);
}

.nav-btn.active {
    background: rgba(255,255,255,0.3);
    border-color: rgba(255,255,255,0.4);
}

.back-btn {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.3);
}

.back-btn:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.main-container {
    max-width: 1200px;
    margin: 24px auto;
    padding: 0 24px;
}

.page-header {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 16px;
    padding: 32px 28px;
    margin-bottom: 24px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08), 0 4px 20px rgba(0,0,0,0.04);
    border: 1px solid rgba(255,255,255,0.8);
    backdrop-filter: blur(10px);
}

.page-title1 {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, #1e293b 0%, #475569 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
    text-align: center;
}

.page-subtitle {
    color: #64748b;
    font-size: 16px;
    margin-bottom: 24px;
    text-align: center;
    font-weight: 500;
}
.card {
    background: linear-gradient(135deg, rgba(15, 15, 35, 0.95) 0%, rgba(26, 26, 46, 0.9) 100%);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    box-shadow: 
        0 20px 60px rgba(0,0,0,0.4), 
        0 8px 32px rgba(0, 255, 255, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    padding: 32px 28px;
    margin-bottom: 24px;
    border: 1px solid rgba(0, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.08) 0%, rgba(138, 43, 226, 0.08) 100%);
    pointer-events: none;
    z-index: 0;
}

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

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}
.info-card {
    background: linear-gradient(135deg, rgba(15, 15, 35, 0.95) 0%, rgba(26, 26, 46, 0.9) 100%);
    border-radius: 12px;
    padding: 28px 24px;
    box-shadow: 
        0 6px 24px rgba(0,0,0,0.3), 
        0 3px 12px rgba(0, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(0, 255, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, #00ffff, #8a2be2);
    transition: width 0.3s ease;
}

.info-card:hover {
    transform: translateY(-4px);
    box-shadow: 
        0 12px 40px rgba(0, 255, 255, 0.2),
        0 6px 20px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border-color: rgba(0, 255, 255, 0.4);
}

.info-card:hover::before {
    width: 8px;
}

.info-title {
    font-size: 18px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 12px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.info-content {
    color: rgba(255, 255, 255, 0.85);
    font-size: 15px;
    line-height: 1.6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.stats-section {
    background: linear-gradient(135deg, rgba(15, 15, 35, 0.95) 0%, rgba(26, 26, 46, 0.9) 100%);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    box-shadow: 
        0 20px 60px rgba(0,0,0,0.4), 
        0 8px 32px rgba(0, 255, 255, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    padding: 32px 28px;
    margin-bottom: 24px;
    border: 1px solid rgba(0, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05) 0%, rgba(138, 43, 226, 0.05) 100%);
    pointer-events: none;
    z-index: 0;
}

.stats-section > * {
    position: relative;
    z-index: 1;
}

.section-header {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, #00ffff, #8a2be2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
    text-align: center;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.stat-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 255, 255, 0.2);
}

.stat-number {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, #00ffff, #8a2be2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
}

.stat-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 13px;
    font-weight: 500;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.category-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 12px;
    text-align: center;
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.category-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 255, 255, 0.2);
}

.category-title {
    font-size: 12px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 6px;
}

.category-count {
    font-size: 18px;
    font-weight: 800;
    background: linear-gradient(135deg, #00ffff, #8a2be2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.category-desc {
    color: rgba(255, 255, 255, 0.7);
    font-size: 10px;
    line-height: 1.3;
}

.control-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.control-method {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 20px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.control-method:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 255, 255, 0.2);
    border-color: rgba(0, 255, 255, 0.4);
}

.method-title {
    font-size: 16px;
    font-weight: 700;
    background: linear-gradient(135deg, #00ffff, #8a2be2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.method-desc {
    color: rgba(255, 255, 255, 0.8);
    font-size: 13px;
    line-height: 1.6;
    margin-bottom: 12px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.method-features {
    list-style: none;
    padding: 0;
}

.method-features li {
    color: rgba(255, 255, 255, 0.7);
    font-size: 12px;
    line-height: 1.5;
    margin-bottom: 6px;
    padding-left: 16px;
    position: relative;
}

.method-features li::before {
    content: '•';
    color: #00ffff;
    font-weight: bold;
    position: absolute;
    left: 0;
}
.space-visual {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    margin-bottom: 24px;
}

.rws-intro {
    flex: 0 0 650px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    height: fit-content;
}

.intro-title {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 16px;
    text-align: center;
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.5px;
}

.intro-description {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 16px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.intro-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(0, 255, 255, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.9);
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: rgba(0, 255, 255, 0.15);
    transform: translateY(-1px);
}

.feature-icon {
    font-size: 14px;
}

.feature-text {
    font-weight: 500;
}

.detail-link-btn {
    background: linear-gradient(135deg, #00ffff, #8a2be2);
    color: #ffffff;
    border: none;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-left: auto;
}

.detail-link-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 255, 255, 0.3);
}

.topology-container {
    flex: 0 0 400px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    position: relative;
    min-height: 500px;
    height: fit-content;
}





@keyframes backgroundShift {
    0%, 100% { 
        background-position: 0% 0%, 100% 100%, 50% 50%, 0% 0%;
    }
    25% { 
        background-position: 100% 0%, 0% 100%, 25% 75%, 25% 25%;
    }
    50% { 
        background-position: 50% 50%, 50% 50%, 75% 25%, 50% 50%;
    }
    75% { 
        background-position: 0% 100%, 100% 0%, 25% 25%, 75% 75%;
    }
}

.space-visual > * {
    position: relative;
    z-index: 1;
}

.space-visual .topology-container {
    display: grid !important;
    grid-template-columns: 1fr 1fr 1fr !important;
    grid-template-rows: 1fr 1fr 1fr !important;
    gap: 20px;
    justify-items: center;
    align-items: center;
    position: relative;
    min-height: 300px;
    max-width: 400px;
    margin: 0 auto;
}

.space-visual .topology-container::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120px;
    height: 120px;
    border: 2px dashed rgba(0, 255, 255, 0.4);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}

.space-visual .topology-container::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 80px;
    height: 80px;
    border: none;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}

/* 最外边框 */
.outer-border {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 448px;
    height: 448px;
    border: none;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    z-index: 0;
    background: rgba(0, 255, 255, 0.05);
}

/* 流动虚线连接器 */
.flow-connector {
    position: absolute;
    z-index: 2;
    pointer-events: none;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.flow-connector svg {
    width: 100%;
    height: 100%;
}

.flow-connector path {
    stroke: #1677ff;
    stroke-width: 2;
    stroke-dasharray: 8, 4;
    fill: none;
    stroke-linecap: round;
    animation: flowDash 2s linear infinite;
}

.flow-connector.provider path {
    stroke: #52c41a;
}

.flow-connector.user path {
    stroke: #fa8c16;
}

.flow-connector.service path {
    stroke: #722ed1;
}

@keyframes flowDash {
    0% { stroke-dashoffset: 0; }
    100% { stroke-dashoffset: -12; }
}

.space-node { 
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    z-index: 3;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    background: linear-gradient(135deg, #1677ff, #4096ff);
}

.space-node.center {
    background: rgba(22,119,255,0.8);
    backdrop-filter: blur(10px);
}

.space-node:hover {
    transform: translateY(-8px) scale(1.1);
    box-shadow: 0 8px 24px rgba(22,119,255,0.25);
}

.space-node::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    background: linear-gradient(45deg, #1677ff, #4096ff, #1677ff);
    background-size: 200% 200%;
    animation: pulse 2s ease-in-out infinite;
    opacity: 0.3;
    z-index: -1;
}

.space-node-icon {
    width: 24px;
    height: 24px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Space-node 图标样式 */
.icon-hospital {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    position: relative;
}

.icon-hospital::before {
    content: '+';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 14px;
    font-weight: bold;
    color: rgba(255, 255, 255, 0.9);
}

.icon-center {
    width: 24px;
    height: 24px;
    border: 2px solid rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    position: relative;
}

.icon-center::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    border: 2px solid rgba(255, 255, 255, 0.9);
    border-radius: 50%;
}

.icon-center::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
}

.icon-cro {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.9);
    border-radius: 4px;
    position: relative;
}

.icon-cro::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 2px;
}

.icon-service {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    position: relative;
}

.icon-service::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    border: 2px solid rgba(255, 255, 255, 0.9);
    border-radius: 50%;
}

.space-node.provider {
    background: linear-gradient(135deg, #52c41a, #73d13d);
}
.space-node.provider::before {
    background: linear-gradient(45deg, #52c41a, #73d13d, #52c41a);
}

.space-node.user {
    background: linear-gradient(135deg, #fa8c16, #ffa940);
}
.space-node.user::before {
    background: linear-gradient(45deg, #fa8c16, #ffa940, #fa8c16);
}

.space-node.service {
    background: linear-gradient(135deg, #722ed1, #9254de);
}
.space-node.service::before {
    background: linear-gradient(45deg, #722ed1, #9254de, #722ed1);
}

.space-node.center::before {
    background: linear-gradient(45deg, #1677ff, #4096ff, #1677ff);
}

.space-node.center .space-node-icon {
    font-size: 24px;
    margin-bottom: 6px;
}

.space-node:hover .node-tooltip {
    opacity: 1;
    visibility: visible;
}

.nav-btns {
    display: flex;
    gap: 16px;
    margin-top: 32px;
}
.nav-btn {
    background: linear-gradient(135deg, #00ffff, #8a2be2);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 12px 32px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0, 255, 255, 0.3);
}
.nav-btn:hover {
    background: linear-gradient(135deg, #8a2be2, #00ffff);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 255, 255, 0.4);
}

/* 连接器统计概览样式 */
.connector-stats-overview {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin: 0;
    width: 213px;
    flex-shrink: 0;
}

.connector-stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    padding: 11px 9px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.connector-icon {
    font-size: 16px;
    margin-bottom: 5px;
    display: block;
}

.connector-title {
    font-size: 9px;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 4px;
}

.connector-number {
    font-size: 16px;
    font-weight: 700;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 5px;
}

.connector-desc {
    color: #64748b;
    font-size: 8px;
    line-height: 1.3;
    font-weight: 400;
}

/* 连接线样式 */
.connection-line {
    position: absolute;
    z-index: 1;
    pointer-events: none;
}

.connection-line svg {
    width: 100%;
    height: 100%;
}

.connection-line path {
    stroke: rgba(0, 255, 255, 0.6);
    stroke-width: 2;
    stroke-dasharray: 5,5;
    fill: none;
    animation: flow 3s linear infinite;
}

.connection-line.provider-line {
    stroke: rgba(82, 196, 26, 0.6);
}

.connection-line.user-line {
    stroke: rgba(250, 140, 22, 0.6);
}

.connection-line.service-line {
    stroke: rgba(114, 46, 209, 0.6);
}


.intro-title {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 16px;
    text-align: center;
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.5px;
}

.intro-description {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
    text-align: justify;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.intro-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 8px;
    background: rgba(0, 255, 255, 0.05);
    border-radius: 6px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    position: relative;
    font-size: 12px;
}

.feature-item:last-child {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 8px;
    background: rgba(0, 255, 255, 0.05);
    border-radius: 6px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    position: relative;
    font-size: 12px;
}

.feature-icon {
    font-size: 14px;
    flex-shrink: 0;
}

.feature-text {
    font-size: 11px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.detail-link-btn {
    background: linear-gradient(135deg, #00ffff, #8a2be2);
    color: white;
    border: none;
    border-radius: 4px;
    padding: 3px 6px;
    font-size: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-left: auto;
    box-shadow: 0 2px 6px rgba(0, 255, 255, 0.3);
}

.detail-link-btn:hover {
    background: linear-gradient(135deg, #8a2be2, #00ffff);
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(0, 255, 255, 0.4);
}

/* 安全背景样式 */
.security-section {
    background: 
        linear-gradient(135deg, 
            rgba(15, 15, 35, 0.95) 0%, 
            rgba(26, 26, 46, 0.9) 100%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="security" patternUnits="userSpaceOnUse" width="20" height="20"><circle cx="10" cy="10" r="1" fill="rgba(0,255,255,0.1)"/><path d="M5,10 L15,10 M10,5 L10,15" stroke="rgba(0,255,255,0.05)" stroke-width="0.5"/></pattern></defs><rect width="100%" height="100%" fill="url(%23security)"/></svg>');
    background-size: 100% 100%, 20px 20px;
    border: 2px solid rgba(0, 255, 255, 0.2);
    position: relative;
}

.security-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(0, 255, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(138, 43, 226, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.security-section > * {
    position: relative;
    z-index: 1;
}

/* 章节介绍样式 */
.section-intro {
    margin-bottom: 32px;
    text-align: center;
}

.intro-text {
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 24px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.security-badges {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.security-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.15), rgba(138, 43, 226, 0.15));
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(0, 255, 255, 0.3);
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0, 255, 255, 0.1);
}

.security-badge:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 255, 255, 0.2);
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.2), rgba(138, 43, 226, 0.2));
}

.badge-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

/* 图标样式定义 */
.icon-lock {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(0, 255, 255, 0.8);
    border-radius: 3px;
    position: relative;
}

.icon-lock::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 6px;
    border: 2px solid rgba(0, 255, 255, 0.8);
    border-bottom: none;
    border-radius: 3px 3px 0 0;
}

.icon-lock::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 4px;
    height: 4px;
    background: rgba(0, 255, 255, 0.8);
    border-radius: 50%;
}

.icon-shield {
    width: 16px;
    height: 16px;
    background: rgba(0, 255, 255, 0.8);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    position: relative;
}

.icon-shield::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: rgba(15, 15, 35, 0.9);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.icon-monitor {
    width: 16px;
    height: 12px;
    border: 2px solid rgba(0, 255, 255, 0.8);
    border-radius: 2px;
    position: relative;
}

.icon-monitor::before {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 4px;
    background: rgba(0, 255, 255, 0.8);
    border-radius: 0 0 2px 2px;
}

.icon-monitor::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 8px;
    height: 6px;
    background: rgba(0, 255, 255, 0.3);
    border-radius: 1px;
}

.icon-certificate {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(0, 255, 255, 0.8);
    border-radius: 50%;
    position: relative;
}

.icon-certificate::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    border: 2px solid rgba(0, 255, 255, 0.8);
    border-radius: 50%;
}

.icon-certificate::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 4px;
    height: 4px;
    background: rgba(0, 255, 255, 0.8);
    border-radius: 50%;
}

/* 合规图标样式 */
.compliance-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.icon-gdpr {
    width: 32px;
    height: 32px;
    border: 2px solid rgba(0, 255, 255, 0.8);
    border-radius: 50%;
    position: relative;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), rgba(0, 255, 255, 0.02));
}

.icon-gdpr::before {
    content: 'GDPR';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 8px;
    font-weight: bold;
    color: rgba(0, 255, 255, 0.8);
    letter-spacing: 0.5px;
}

.icon-china {
    width: 32px;
    height: 32px;
    border: 2px solid rgba(0, 255, 255, 0.8);
    border-radius: 4px;
    position: relative;
    background: linear-gradient(135deg, rgba(255, 0, 0, 0.1), rgba(255, 0, 0, 0.05));
}

.icon-china::before {
    content: '网';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 14px;
    font-weight: bold;
    color: rgba(0, 255, 255, 0.8);
}

.icon-china::after {
    content: '';
    position: absolute;
    top: 2px;
    right: 2px;
    width: 6px;
    height: 6px;
    background: rgba(255, 0, 0, 0.6);
    border-radius: 50%;
}

.icon-medical {
    width: 32px;
    height: 32px;
    border: 2px solid rgba(0, 255, 255, 0.8);
    border-radius: 50%;
    position: relative;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), rgba(0, 255, 255, 0.02));
}

.icon-medical::before {
    content: '+';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 20px;
    font-weight: bold;
    color: rgba(0, 255, 255, 0.8);
}

.icon-iso {
    width: 32px;
    height: 32px;
    border: 2px solid rgba(0, 255, 255, 0.8);
    border-radius: 4px;
    position: relative;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), rgba(0, 255, 255, 0.02));
}

.icon-iso::before {
    content: 'ISO';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 10px;
    font-weight: bold;
    color: rgba(0, 255, 255, 0.8);
    letter-spacing: 0.5px;
}

.icon-privacy {
    width: 32px;
    height: 32px;
    border: 2px solid rgba(0, 255, 255, 0.8);
    border-radius: 50%;
    position: relative;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), rgba(0, 255, 255, 0.02));
}

.icon-privacy::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    border: 2px solid rgba(0, 255, 255, 0.8);
    border-radius: 50%;
}

.icon-privacy::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: rgba(0, 255, 255, 0.8);
    border-radius: 50%;
}

.icon-security {
    width: 32px;
    height: 32px;
    background: rgba(0, 255, 255, 0.8);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    position: relative;
}

.icon-security::before {
    content: '3';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 14px;
    font-weight: bold;
    color: rgba(15, 15, 35, 0.9);
}

@keyframes pulse {
    0%, 100% { 
        background-position: 0% 50%;
        transform: scale(1);
    }
    50% { 
        background-position: 100% 50%;
        transform: scale(1.05);
    }
}

/* Intro-features 图标样式 */
.feature-icon {
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    flex-shrink: 0;
}

.icon-lock-small {
    width: 12px;
    height: 12px;
    border: 1.5px solid rgba(0, 255, 255, 0.8);
    border-radius: 2px;
    position: relative;
}

.icon-lock-small::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 4px;
    border: 1.5px solid rgba(0, 255, 255, 0.8);
    border-bottom: none;
    border-radius: 2px 2px 0 0;
}

.icon-collaboration {
    width: 12px;
    height: 12px;
    position: relative;
}

.icon-collaboration::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 4px;
    height: 4px;
    background: rgba(0, 255, 255, 0.8);
    border-radius: 50%;
}

.icon-collaboration::after {
    content: '';
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 4px;
    height: 4px;
    background: rgba(0, 255, 255, 0.8);
    border-radius: 50%;
}

.icon-analytics {
    width: 12px;
    height: 12px;
    position: relative;
}

.icon-analytics::before {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 2px;
    width: 2px;
    height: 6px;
    background: rgba(0, 255, 255, 0.8);
    border-radius: 1px;
}

.icon-analytics::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 6px;
    width: 2px;
    height: 4px;
    background: rgba(0, 255, 255, 0.8);
    border-radius: 1px;
}

.icon-shield-small {
    width: 12px;
    height: 12px;
    background: rgba(0, 255, 255, 0.8);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    position: relative;
}

.icon-shield-small::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    background: rgba(15, 15, 35, 0.9);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.icon-sandbox {
    width: 12px;
    height: 12px;
    border: 1.5px solid rgba(0, 255, 255, 0.8);
    border-radius: 2px;
    position: relative;
}

.icon-sandbox::before {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 4px;
    height: 4px;
    background: rgba(0, 255, 255, 0.3);
    border-radius: 1px;
}

.icon-eye {
    width: 12px;
    height: 12px;
    border: 1.5px solid rgba(0, 255, 255, 0.8);
    border-radius: 50%;
    position: relative;
}

.icon-eye::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 4px;
    height: 4px;
    background: rgba(0, 255, 255, 0.8);
    border-radius: 50%;
}

.icon-link {
    width: 12px;
    height: 12px;
    position: relative;
}

.icon-link::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 2px;
    background: rgba(0, 255, 255, 0.8);
    border-radius: 1px;
}

.icon-link::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(90deg);
    width: 8px;
    height: 2px;
    background: rgba(0, 255, 255, 0.8);
    border-radius: 1px;
}

/* 合规认证样式 */
.security-compliance {
    margin-top: 48px;
    padding-top: 40px;
    border-top: 2px solid rgba(0, 255, 255, 0.2);
    position: relative;
}

.security-compliance::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.8), transparent);
}

.compliance-title {
    font-size: 22px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 32px;
    text-align: center;
    background: linear-gradient(135deg, #00ffff, #8a2be2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
}

.compliance-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, #00ffff, #8a2be2);
    border-radius: 1px;
}

.compliance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.compliance-item {
    background: linear-gradient(135deg, rgba(15, 15, 35, 0.95) 0%, rgba(26, 26, 46, 0.9) 100%);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 28px 24px;
    text-align: center;
    border: 1px solid rgba(0, 255, 255, 0.2);
    box-shadow: 
        0 12px 40px rgba(0,0,0,0.3), 
        0 6px 20px rgba(0, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.compliance-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05) 0%, rgba(138, 43, 226, 0.05) 100%);
    pointer-events: none;
    z-index: 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.compliance-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #00ffff, #8a2be2, #00ffff);
    background-size: 200% 100%;
    animation: shimmer 3s ease-in-out infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.compliance-item:hover::after {
    opacity: 1;
}

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

.compliance-item:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 
        0 20px 60px rgba(0, 255, 255, 0.25),
        0 12px 40px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border-color: rgba(0, 255, 255, 0.4);
}

.compliance-item > * {
    position: relative;
    z-index: 1;
}

.compliance-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.3s ease;
}

.compliance-item:hover .compliance-icon {
    transform: scale(1.1);
}

.compliance-name {
    font-size: 18px;
    font-weight: 700;
    background: linear-gradient(135deg, #00ffff, #8a2be2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    transition: all 0.3s ease;
}

.compliance-item:hover .compliance-name {
    background: linear-gradient(135deg, #00ffff, #8a2be2, #00ffff);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 2s ease infinite;
}

.compliance-desc {
    color: rgba(255, 255, 255, 0.85);
    font-size: 15px;
    line-height: 1.6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.compliance-item:hover .compliance-desc {
    color: rgba(255, 255, 255, 0.95);
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}