/* ============================================
   Portal 门户首页样式 - 科技感扁平化设计
   ============================================ */

/* CSS Variables - 现代科技感配色 */
:root {
    --portal-primary: #00adee;
    --portal-primary-dark: #0077b6;
    --portal-primary-soft: rgba(0, 173, 238, 0.08);
    --portal-primary-gradient: linear-gradient(135deg, #00adee 0%, #0077b6 100%);
    --portal-success: #10b981;
    --portal-success-soft: rgba(16, 185, 129, 0.08);
    --portal-warning: #f59e0b;
    --portal-warning-soft: rgba(245, 158, 11, 0.08);
    --portal-danger: #ef4444;
    --portal-danger-soft: rgba(239, 68, 68, 0.08);
    --portal-info: #06b6d4;
    --portal-info-soft: rgba(6, 182, 212, 0.08);
    --portal-purple: #8b5cf6;
    --portal-purple-soft: rgba(139, 92, 246, 0.08);
    --portal-teal: #14b8a6;
    --portal-teal-soft: rgba(20, 184, 166, 0.08);
    --portal-orange: #f97316;
    --portal-orange-soft: rgba(249, 115, 22, 0.08);
    --portal-pink: #ec4899;
    --portal-pink-soft: rgba(236, 72, 153, 0.08);
    --portal-bg: #f0f4f8;
    --portal-bg-card: #ffffff;
    --portal-text-primary: #1e293b;
    --portal-text-secondary: #64748b;
    --portal-text-muted: #94a3b8;
    --portal-border: rgba(0, 0, 0, 0.06);
    --portal-card-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
    --portal-card-hover-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    --portal-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --portal-radius: 12px;
    --portal-radius-lg: 16px;
}

/* Global Styles */
body {
    background: var(--portal-bg);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: var(--portal-text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Header Styles - 背景图片 */
.portal-header {
    background: url('/images/banner_top.jpg') center center / cover no-repeat;
    color: white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    position: relative;
    z-index: 100;
}

/* Header 遮罩层 - 天蓝色淡色调 */
.portal-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, rgba(0, 173, 238, 0.3) 0%, rgba(135, 206, 250, 0.2) 50%, rgba(0, 173, 238, 0.25) 100%);
    pointer-events: none;
    z-index: 1;
}

/* Header 内容层 */
.portal-header .container {
    position: relative;
    z-index: 10;
}

/* 确保下拉菜单在最上层 */
.portal-header .dropdown {
    position: relative;
    z-index: 1060;
}

.portal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: white;
}

.portal-subtitle {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8) !important;
}

/* Portal Logo Image */
.portal-logo-img {
    height: 90px;
    width: auto;
    max-width: 360px;
    object-fit: contain;
    filter: brightness(0) invert(1); /* 使 Logo 在深色背景上显示为白色 */
}

/* Header Row Padding - 缩小上下间距 */
.portal-header .row {
    padding-top: 0.5rem !important;
    padding-bottom: 0.5rem !important;
}

.portal-welcome-text {
    display: flex;
    flex-direction: column;
}

.portal-logo i {
    color: white !important;
}

.portal-header .user-details .fw-semibold {
    color: white;
}

.portal-header .user-details small {
    color: rgba(255, 255, 255, 0.8) !important;
}

/* Language Dropdown Styles */
.portal-header .dropdown-toggle {
    font-size: 0.9rem;
    opacity: 0.9;
}

    .portal-header .dropdown-toggle:hover {
        opacity: 1;
    }

    .portal-header .dropdown-toggle::after {
        margin-left: 0.4rem;
    }

.portal-header .dropdown-menu {
    min-width: 140px;
    max-height: 420px;
    overflow-y: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border: none;
    z-index: 1050;
}

.portal-header .dropdown-item {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

    .portal-header .dropdown-item.active {
        background-color: var(--portal-primary);
    }

/* Login Button Styles - 天蓝色系 */
.btn-portal-login {
    background: rgba(255, 255, 255, 0.95);
    color: var(--portal-primary);
    border: none;
    border-radius: 20px;
    padding: 0.5rem 1.25rem;
    font-weight: 500;
    transition: var(--portal-transition);
    box-shadow: 0 2px 8px rgba(0, 173, 238, 0.15);
}

    .btn-portal-login:hover {
        background: white;
        color: var(--portal-primary-dark);
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(0, 173, 238, 0.25);
    }

/* Logout Button Styles - Soft and Modern */
.btn-portal-logout {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    padding: 0.375rem 1rem;
    font-weight: 500;
    transition: var(--portal-transition);
}

    .btn-portal-logout:hover {
        background: rgba(255, 255, 255, 0.25);
        color: white;
        border-color: rgba(255, 255, 255, 0.5);
    }

/* Main Content */
.portal-main {
    flex: 1;
}

    .portal-main .container-fluid {
        max-width: 1920px;
        margin: 0 auto;
        padding-left: 1rem;
        padding-right: 1rem;
    }

/* 大屏幕下缩小页面左右边距 */
@media (min-width: 1200px) {
    .portal-main .container-fluid {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

@media (min-width: 1600px) {
    .portal-main .container-fluid {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

/* Section Styles */
.section-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #343a40;
    margin-bottom: 0.5rem;
}

.section-description {
    font-size: 0.875rem;
}

/* App Card Styles */
.portal-app-card {
    border: none;
    border-radius: 12px;
    box-shadow: var(--portal-card-shadow);
    transition: var(--portal-transition);
    overflow: hidden;
}

    .portal-app-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--portal-card-hover-shadow);
    }

    .portal-app-card .card-body {
        padding: 1.5rem;
    }

    .portal-app-card .card-title {
        color: #343a40;
        font-weight: 600;
        margin-bottom: 0.5rem;
    }

    .portal-app-card .card-text {
        line-height: 1.5;
    }

    .portal-app-card .card-footer {
        padding: 0.75rem 1.5rem;
    }

.app-icon-wrapper {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

    .app-icon-wrapper i {
        font-size: 1.5rem;
    }

/* Color Classes */
.bg-primary-soft {
    background-color: var(--portal-primary-soft) !important;
}

.bg-success-soft {
    background-color: var(--portal-success-soft) !important;
}

.bg-warning-soft {
    background-color: var(--portal-warning-soft) !important;
}

.bg-danger-soft {
    background-color: var(--portal-danger-soft) !important;
}

.bg-info-soft {
    background-color: var(--portal-info-soft) !important;
}

.bg-purple-soft {
    background-color: var(--portal-purple-soft) !important;
}

.bg-teal-soft {
    background-color: var(--portal-teal-soft) !important;
}

.bg-orange-soft {
    background-color: var(--portal-orange-soft) !important;
}

.bg-pink-soft {
    background-color: var(--portal-pink-soft) !important;
}

.bg-secondary-soft {
    background-color: rgba(108, 117, 125, 0.1) !important;
}

.text-purple {
    color: var(--portal-purple) !important;
}

.text-teal {
    color: var(--portal-teal) !important;
}

.text-orange {
    color: var(--portal-orange) !important;
}

.text-pink {
    color: var(--portal-pink) !important;
}

/* Card Styles */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: var(--portal-card-shadow);
}

.card-header {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1rem 1.25rem;
}

    .card-header h5 {
        font-weight: 600;
        color: #343a40;
    }

/* Notification List - 优化样式 */
.notification-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.notification-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 12px;
    transition: var(--portal-transition);
    border: 1px solid transparent;
}

    .notification-item:hover {
        background: #fff;
        border-color: var(--portal-primary);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
        transform: translateX(4px);
    }

.notification-icon-wrapper {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-right: 1rem;
}

    .notification-icon-wrapper i {
        font-size: 1.1rem;
    }

.notification-content {
    flex-grow: 1;
    min-width: 0;
}

.notification-title {
    font-weight: 600;
    color: #343a40;
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
}

.notification-time {
    font-size: 0.8rem;
    color: #6c757d;
}

.notification-arrow {
    color: #dee2e6;
    margin-left: 0.5rem;
    transition: var(--portal-transition);
}

.notification-item:hover .notification-arrow {
    color: var(--portal-primary);
    transform: translateX(3px);
}

.notification-empty .empty-icon {
    width: 60px;
    height: 60px;
    background: #f8f9fa;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

    .notification-empty .empty-icon i {
        font-size: 1.5rem;
        color: #adb5bd;
    }

.view-all-link {
    color: var(--portal-primary);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--portal-transition);
}

    .view-all-link:hover {
        color: var(--portal-purple);
    }

    .view-all-link i {
        transition: transform 0.3s ease;
    }

    .view-all-link:hover i {
        transform: translateX(4px);
    }

/* Quick Links */
.portal-quick-links .list-group-item {
    border: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 0.875rem 1.25rem;
    transition: var(--portal-transition);
}

    .portal-quick-links .list-group-item:hover {
        background-color: #f8f9fa;
    }

    .portal-quick-links .list-group-item:last-child {
        border-bottom: none;
    }

.portal-quick-links a {
    color: #495057;
}

    .portal-quick-links a:hover {
        color: var(--portal-primary);
    }

/* System Status */
.status-item {
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

    .status-item:last-child {
        border-bottom: none;
    }

/* Certification Section */
.portal-certifications .cert-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem 0.5rem;
    border-radius: 12px;
    transition: var(--portal-transition);
    cursor: default;
}

    .portal-certifications .cert-item:hover {
        background-color: #f8f9fa;
        transform: translateY(-2px);
    }

.portal-certifications .cert-icon-wrapper {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    padding: 0.5rem;
    transition: var(--portal-transition);
}

.portal-certifications .cert-item:hover .cert-icon-wrapper {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.portal-certifications .cert-icon {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.portal-certifications .cert-name {
    font-size: 0.75rem;
    font-weight: 600;
    color: #495057;
    text-align: center;
    line-height: 1.3;
}

/* Legacy certification image support */
.portal-certifications .certification-image-wrapper {
    padding: 1rem 0;
}

.portal-certifications .certification-image {
    max-width: 100%;
    height: auto;
    max-height: 120px;
    object-fit: contain;
}

/* Footer Styles */
.portal-footer {
    background-color: #fff;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    margin-top: auto;
}

.icp-link {
    transition: var(--portal-transition);
}

    .icp-link:hover {
        color: var(--portal-primary) !important;
    }

/* Avatar Placeholder */
.avatar-placeholder {
    font-size: 1rem;
}

/* User Panel Styles - 天蓝色系配色 */
.portal-user-panel .card {
    background: linear-gradient(135deg, rgba(0, 173, 238, 0.08) 0%, rgba(135, 206, 250, 0.12) 50%, rgba(0, 173, 238, 0.06) 100%);
    border: 1px solid rgba(0, 173, 238, 0.15);
}

.avatar-placeholder-large {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.user-avatar-large {
    display: flex;
    justify-content: center;
}

.user-name {
    font-weight: 600;
    color: #343a40;
}

.user-roles .badge {
    font-weight: 400;
    font-size: 0.75rem;
}

/* Certification Image Small */
.certification-image-small {
    height: 40px;
    width: auto;
    object-fit: contain;
}

/* App Card - 科技感卡片样式 */
.portal-apps .portal-app-card {
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow:
        0 2px 4px rgba(0, 0, 0, 0.04),
        0 8px 16px rgba(0, 0, 0, 0.06),
        0 16px 32px rgba(0, 0, 0, 0.04);
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    z-index: 1;
}

    /* 顶部渐变条 - 每个卡片不同颜色 */
    .portal-apps .portal-app-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--card-accent-gradient, linear-gradient(90deg, var(--portal-primary), var(--portal-info)));
        opacity: 0.8;
        transition: all 0.4s ease;
    }

    /* 背景光晕效果 */
    .portal-apps .portal-app-card::after {
        content: '';
        position: absolute;
        top: -50%;
        right: -50%;
        width: 100%;
        height: 100%;
        background: radial-gradient(circle, var(--card-glow-color, rgba(0, 173, 238, 0.06)) 0%, transparent 70%);
        opacity: 0;
        transition: opacity 0.4s ease;
        z-index: -1;
    }

    .portal-apps .portal-app-card:hover {
        transform: translateY(-8px) scale(1.02);
        box-shadow:
            0 4px 8px rgba(0, 0, 0, 0.06),
            0 12px 24px rgba(0, 0, 0, 0.1),
            0 24px 48px rgba(0, 0, 0, 0.08),
            0 0 0 1px var(--card-border-color, rgba(0, 173, 238, 0.2));
        border-color: transparent;
    }

        .portal-apps .portal-app-card:hover::before {
            opacity: 1;
            height: 5px;
        }

        .portal-apps .portal-app-card:hover::after {
            opacity: 1;
        }

    .portal-apps .portal-app-card .card-body {
        padding: 1.75rem 1.25rem 1rem;
        position: relative;
    }

/* 不同颜色主题的卡片 */
.portal-apps .portal-app-card[data-theme="primary"] {
    --card-accent-gradient: linear-gradient(90deg, #00adee, #0077b6);
    --card-glow-color: rgba(0, 173, 238, 0.08);
    --card-border-color: rgba(0, 173, 238, 0.3);
}

.portal-apps .portal-app-card[data-theme="success"] {
    --card-accent-gradient: linear-gradient(90deg, #10b981, #059669);
    --card-glow-color: rgba(16, 185, 129, 0.08);
    --card-border-color: rgba(16, 185, 129, 0.3);
}

.portal-apps .portal-app-card[data-theme="purple"] {
    --card-accent-gradient: linear-gradient(90deg, #8b5cf6, #7c3aed);
    --card-glow-color: rgba(139, 92, 246, 0.08);
    --card-border-color: rgba(139, 92, 246, 0.3);
}

.portal-apps .portal-app-card[data-theme="warning"] {
    --card-accent-gradient: linear-gradient(90deg, #f59e0b, #d97706);
    --card-glow-color: rgba(245, 158, 11, 0.08);
    --card-border-color: rgba(245, 158, 11, 0.3);
}

.portal-apps .portal-app-card[data-theme="danger"] {
    --card-accent-gradient: linear-gradient(90deg, #ef4444, #dc2626);
    --card-glow-color: rgba(239, 68, 68, 0.08);
    --card-border-color: rgba(239, 68, 68, 0.3);
}

.portal-apps .portal-app-card[data-theme="info"] {
    --card-accent-gradient: linear-gradient(90deg, #06b6d4, #0891b2);
    --card-glow-color: rgba(6, 182, 212, 0.08);
    --card-border-color: rgba(6, 182, 212, 0.3);
}

.portal-apps .portal-app-card[data-theme="teal"] {
    --card-accent-gradient: linear-gradient(90deg, #14b8a6, #0d9488);
    --card-glow-color: rgba(20, 184, 166, 0.08);
    --card-border-color: rgba(20, 184, 166, 0.3);
}

.portal-apps .portal-app-card[data-theme="orange"] {
    --card-accent-gradient: linear-gradient(90deg, #f97316, #ea580c);
    --card-glow-color: rgba(249, 115, 22, 0.08);
    --card-border-color: rgba(249, 115, 22, 0.3);
}

.portal-apps .portal-app-card[data-theme="pink"] {
    --card-accent-gradient: linear-gradient(90deg, #ec4899, #db2777);
    --card-glow-color: rgba(236, 72, 153, 0.08);
    --card-border-color: rgba(236, 72, 153, 0.3);
}

/* 大图标样式 - 科技感 */
.app-icon-wrapper-large {
    width: 72px;
    height: 72px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

    /* 图标内部光效 */
    .app-icon-wrapper-large::before {
        content: '';
        position: absolute;
        top: -50%;
        left: -50%;
        width: 200%;
        height: 200%;
        background: linear-gradient(45deg, transparent 40%, rgba(255,255,255,0.3) 50%, transparent 60%);
        transform: translateX(-100%);
        transition: transform 0.6s ease;
    }

    .app-icon-wrapper-large i {
        font-size: 1.85rem;
        transition: all 0.4s ease;
        position: relative;
        z-index: 1;
    }

.portal-apps .portal-app-card:hover .app-icon-wrapper-large {
    transform: scale(1.1) rotate(-3deg);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

    .portal-apps .portal-app-card:hover .app-icon-wrapper-large::before {
        transform: translateX(100%);
    }

.portal-apps .portal-app-card:hover .app-icon-wrapper-large i {
    transform: scale(1.1);
}

.portal-apps .card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.portal-apps .portal-app-card:hover .card-title {
    color: var(--portal-primary);
}

.portal-apps .card-text {
    font-size: 0.8rem;
    line-height: 1.6;
    color: #64748b;
    min-height: 2.4em;
}

.portal-apps .card-footer {
    padding: 0.75rem 1.25rem 1.5rem;
    background: transparent;
}

.enter-app-link {
    color: var(--portal-primary);
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    background: var(--portal-primary-soft);
}

.portal-apps .portal-app-card:hover .enter-app-link {
    background: var(--portal-primary);
    color: white;
}

.enter-app-link i {
    transition: transform 0.3s ease;
    margin-left: 0.25rem;
}

.portal-apps .portal-app-card:hover .enter-app-link i {
    transform: translateX(4px);
}

/* Tool Icons - Grid Layout */
.portal-tools .tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

.portal-tools .tool-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.75rem 0.25rem;
    border-radius: 8px;
    transition: var(--portal-transition);
}

    .portal-tools .tool-item:hover {
        background-color: #f8f9fa;
    }

.portal-tools .tool-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.375rem;
}

    .portal-tools .tool-icon i {
        font-size: 1rem;
    }

.portal-tools .tool-name {
    font-size: 0.7rem;
    color: #6c757d;
    text-align: center;
    line-height: 1.2;
}

/* Contact/Support Section */
.portal-support .contact-item,
.portal-contact .contact-item {
    display: flex;
    align-items: center;
}

    .portal-support .contact-item i,
    .portal-contact .contact-item i {
        width: 20px;
        text-align: center;
    }

/* Global Offices Section */
.portal-offices .office-list {
    display: flex;
    flex-direction: column;
}

.portal-offices .office-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: #495057;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--portal-transition);
}

    .portal-offices .office-item:last-child {
        border-bottom: none;
    }

    .portal-offices .office-item:hover {
        background-color: #f8f9fa;
        color: var(--portal-primary);
    }

.portal-offices .office-flag {
    font-size: 1.25rem;
    margin-right: 0.75rem;
    line-height: 1;
}

.portal-offices .office-name {
    font-size: 0.875rem;
    flex-grow: 1;
}

.portal-offices .office-badge {
    font-size: 0.65rem;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-weight: 500;
}

.portal-offices .badge-hq {
    background-color: var(--portal-primary-soft);
    color: var(--portal-primary);
}

/* AI Assistant Section - 天蓝色系配色 */
.ai-assistant-card {
    background: linear-gradient(135deg, rgba(0, 173, 238, 0.85) 0%, rgba(0, 119, 182, 0.9) 100%);
    color: white;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(0, 173, 238, 0.3);
}

    .ai-assistant-card::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -50%;
        width: 100%;
        height: 100%;
        background: radial-gradient(circle, rgba(135, 206, 250, 0.2) 0%, transparent 60%);
        pointer-events: none;
    }

.ai-avatar {
    position: relative;
    display: inline-block;
}

.ai-avatar-inner {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

    .ai-avatar-inner i {
        color: white;
    }

.ai-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    animation: aiPulse 2s ease-in-out infinite;
}

@keyframes aiPulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.3);
        opacity: 0;
    }
}

.ai-assistant-card h6 {
    color: white;
    font-weight: 600;
}

.ai-assistant-card .text-muted {
    color: rgba(255, 255, 255, 0.8) !important;
}

.btn-ai-chat {
    background: rgba(255, 255, 255, 0.95);
    color: var(--portal-primary);
    border: none;
    border-radius: 25px;
    padding: 0.6rem 1.5rem;
    font-weight: 600;
    transition: var(--portal-transition);
}

    .btn-ai-chat:hover {
        background: white;
        color: var(--portal-primary-dark);
        transform: translateY(-2px);
        box-shadow: 0 4px 15px rgba(0, 173, 238, 0.3);
    }

.ai-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.ai-feature-tag {
    background: rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.9);
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
    font-size: 0.7rem;
    display: inline-flex;
    align-items: center;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .portal-header .row {
        text-align: center;
    }

    .portal-header .col-md-6:first-child {
        margin-bottom: 1rem;
    }

    .portal-header .d-flex.justify-content-end {
        justify-content: center !important;
    }

    .portal-title {
        font-size: 1.25rem;
    }

    .section-title {
        font-size: 1.1rem;
    }

    .kpi-value {
        font-size: 1.5rem;
    }

    .portal-app-card .card-body {
        padding: 1rem;
    }

    .app-icon-wrapper {
        width: 48px;
        height: 48px;
    }

        .app-icon-wrapper i {
            font-size: 1.25rem;
        }
}

@media (max-width: 576px) {
    .portal-header {
        padding: 0.5rem 0;
    }

    .user-info {
        flex-direction: column;
        text-align: center;
    }

    .user-avatar {
        margin-bottom: 0.5rem;
    }

    .user-details {
        margin-right: 0 !important;
        margin-bottom: 0.5rem;
    }
}

/* Dark Mode Support (Optional) */
@media (prefers-color-scheme: dark) {
    /*
    Uncomment to enable dark mode:

    :root {
        --portal-bg: #1a1a2e;
    }

    body {
        color: #e1e1e1;
    }

    .card {
        background-color: #16213e;
    }

    .section-title,
    .card-header h5,
    .portal-app-card .card-title,
    .notification-title {
        color: #e1e1e1;
    }
    */
}

/* Animation for cards on load - 科技感入场动画 */
@keyframes cardSlideIn {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    60% {
        opacity: 1;
        transform: translateY(-5px) scale(1.01);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes cardGlow {
    0%, 100% {
        box-shadow:
            0 4px 8px rgba(0, 0, 0, 0.06),
            0 12px 24px rgba(0, 0, 0, 0.1),
            0 24px 48px rgba(0, 0, 0, 0.08);
    }
    50% {
        box-shadow:
            0 4px 8px rgba(0, 0, 0, 0.06),
            0 12px 24px rgba(0, 0, 0, 0.1),
            0 24px 48px rgba(0, 0, 0, 0.08),
            0 0 30px rgba(0, 173, 238, 0.15);
    }
}

.portal-apps .row > div {
    opacity: 0;
    animation: cardSlideIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.portal-apps .row > div:nth-child(1) { animation-delay: 0.05s; }
.portal-apps .row > div:nth-child(2) { animation-delay: 0.1s; }
.portal-apps .row > div:nth-child(3) { animation-delay: 0.15s; }
.portal-apps .row > div:nth-child(4) { animation-delay: 0.2s; }
.portal-apps .row > div:nth-child(5) { animation-delay: 0.25s; }
.portal-apps .row > div:nth-child(6) { animation-delay: 0.3s; }
.portal-apps .row > div:nth-child(7) { animation-delay: 0.35s; }
.portal-apps .row > div:nth-child(8) { animation-delay: 0.4s; }
.portal-apps .row > div:nth-child(9) { animation-delay: 0.45s; }
.portal-apps .row > div:nth-child(10) { animation-delay: 0.5s; }

/* 卡片悬停时的脉冲效果 */
.portal-apps .portal-app-card:hover {
    animation: cardGlow 2s ease-in-out infinite;
}

/* ============================================
   Enhanced Notification List Styles
   ============================================ */
.notification-list-enhanced {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.notification-item-enhanced {
    display: flex;
    align-items: flex-start;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 12px;
    transition: var(--portal-transition);
    border: 1px solid transparent;
    border-left: 3px solid transparent;
}

    .notification-item-enhanced:hover {
        background: #fff;
        border-color: var(--portal-primary);
        border-left-color: var(--portal-primary);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    }

    .notification-item-enhanced.is-read {
        opacity: 0.7;
    }

        .notification-item-enhanced.is-read:hover {
            opacity: 1;
        }

.notification-content-enhanced {
    flex-grow: 1;
    min-width: 0;
}

.notification-header-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}

.notification-title-enhanced {
    font-weight: 600;
    color: #343a40;
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.unread-dot {
    width: 8px;
    height: 8px;
    background: var(--portal-danger);
    border-radius: 50%;
    flex-shrink: 0;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.notification-summary {
    font-size: 0.8rem;
    color: #6c757d;
    line-height: 1.4;
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.notification-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.notification-publisher {
    font-size: 0.75rem;
    color: var(--portal-primary);
    display: flex;
    align-items: center;
    background: var(--portal-primary-soft);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.notification-time-enhanced {
    font-size: 0.75rem;
    color: #adb5bd;
    display: flex;
    align-items: center;
}

/* ============================================
   KPI Card Styles
   ============================================ */
.kpi-card {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 12px;
    transition: var(--portal-transition);
    height: 100%;
}

    .kpi-card:hover {
        background: #fff;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
        transform: translateY(-2px);
    }

.kpi-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-right: 0.875rem;
    font-size: 1.25rem;
}

.kpi-primary .kpi-icon {
    background: var(--portal-primary-soft);
    color: var(--portal-primary);
}

.kpi-success .kpi-icon {
    background: var(--portal-success-soft);
    color: var(--portal-success);
}

.kpi-warning .kpi-icon {
    background: var(--portal-warning-soft);
    color: var(--portal-warning);
}

.kpi-info .kpi-icon {
    background: var(--portal-info-soft);
    color: var(--portal-info);
}

.kpi-info {
    flex-grow: 1;
    min-width: 0;
}

.kpi-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #343a40;
    line-height: 1.2;
}

.kpi-status-value {
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.kpi-time-value {
    font-size: 1.25rem;
    font-family: 'Courier New', monospace;
}

.kpi-label {
    font-size: 0.75rem;
    color: #6c757d;
    margin-top: 0.25rem;
}

.kpi-sub-info {
    font-size: 0.7rem;
    color: #adb5bd;
    margin-top: 0.15rem;
    font-family: 'Courier New', monospace;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    animation: statusPulse 2s ease-in-out infinite;
}

    .status-dot.text-success {
        background: var(--portal-success);
    }

    .status-dot.text-warning {
        background: var(--portal-warning);
    }

    .status-dot.text-danger {
        background: var(--portal-danger);
    }

@keyframes statusPulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.6;
        transform: scale(0.9);
    }
}

/* ============================================
   Office Grid Styles - 2 Column Layout
   ============================================ */
.office-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}

.office-grid-item {
    display: flex;
    align-items: center;
    padding: 0.5rem 0.75rem;
    background: #f8f9fa;
    border-radius: 8px;
    text-decoration: none;
    color: #495057;
    transition: var(--portal-transition);
    border: 1px solid transparent;
}

    .office-grid-item:hover {
        background: #fff;
        border-color: var(--portal-primary);
        color: var(--portal-primary);
        transform: translateY(-1px);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }

.office-grid .office-flag {
    font-size: 1rem;
    margin-right: 0.5rem;
    line-height: 1;
}

.office-grid-name {
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.office-grid-name .badge-hq {
    font-size: 0.6rem;
    padding: 0.15rem 0.3rem;
    background-color: var(--portal-primary-soft);
    color: var(--portal-primary);
    vertical-align: middle;
}

/* Office Modal Styles */
#officeModal .modal-content {
    border: none;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

#officeModal .modal-title {
    display: flex;
    align-items: center;
    font-weight: 600;
}

#officeModal .modal-title .badge-hq {
    font-size: 0.7rem;
    padding: 0.2rem 0.4rem;
    background-color: var(--portal-primary-soft);
    color: var(--portal-primary);
}

.office-detail-item {
    display: flex;
    align-items: flex-start;
}

.office-detail-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-right: 0.75rem;
}

.office-detail-content {
    flex: 1;
    min-width: 0;
}

    .office-detail-content span {
        font-size: 0.9rem;
        color: #343a40;
    }

/* Responsive - Single column on very small screens */
@media (max-width: 400px) {
    .office-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Full Offices Page Styles
   ============================================ */
.offices-page {
    background: var(--portal-bg);
    min-height: 100vh;
}

.offices-page-header {
    background: var(--portal-primary-gradient);
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.offices-page-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.offices-page-subtitle {
    font-size: 1rem;
    opacity: 0.9;
}

.office-card {
    border: none;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--portal-card-shadow);
    transition: var(--portal-transition);
    height: 100%;
}

    .office-card:hover {
        transform: translateY(-8px);
        box-shadow: var(--portal-card-hover-shadow);
    }

.office-card-image {
    height: 180px;
    background-size: cover;
    background-position: center;
    background-color: #e9ecef;
    position: relative;
}

    .office-card-image::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 60px;
        background: linear-gradient(transparent, rgba(0,0,0,0.3));
    }

.office-card-hq-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--portal-primary);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
}

.office-card-body {
    padding: 1.25rem;
}

.office-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #343a40;
    margin-bottom: 0.75rem;
}

.office-card-address {
    font-size: 0.85rem;
    color: #6c757d;
    line-height: 1.5;
    margin-bottom: 1rem;
    min-height: 3rem;
}

.office-card-contact {
    font-size: 0.85rem;
}

    .office-card-contact .contact-row {
        display: flex;
        align-items: center;
        margin-bottom: 0.5rem;
    }

        .office-card-contact .contact-row:last-child {
            margin-bottom: 0;
        }

        .office-card-contact .contact-row i {
            width: 20px;
            color: var(--portal-primary);
        }

        .office-card-contact .contact-row span,
        .office-card-contact .contact-row a {
            color: #495057;
        }

        .office-card-contact .contact-row a:hover {
            color: var(--portal-primary);
        }