/* dichvu-toiuu.css - Common CSS for all optimized service pages */

/* ===========================================
   SKELETON LOADING STYLES
   =========================================== */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 4px;
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
}

.skeleton-text.short { width: 60%; }
.skeleton-text.medium { width: 80%; }
.skeleton-text.long { width: 100%; }

.skeleton-card {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.skeleton-plan-card {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.skeleton-table {
    background: white;
    border-radius: 8px;
    padding: 1rem;
}

.skeleton-table .skeleton-text {
    height: 2rem;
    margin-bottom: 0.5rem;
}

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

/* ===========================================
   LOADING OVERLAY STYLES
   =========================================== */
.loading-overlay {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    opacity: 1;
    transition: opacity 0.5s ease-in-out;
}

.loading-overlay.fade-out {
    opacity: 0;
    pointer-events: none;
}

.loading-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9998;
    opacity: 1;
    transition: opacity 0.5s ease-in-out;
}

.loading-backdrop.fade-out {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

.loading-text {
    font-size: 18px;
    font-weight: 500;
    color: #333;
    text-align: center;
    margin-bottom: 10px;
}

.loading-subtext {
    font-size: 14px;
    color: #666;
    text-align: center;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-dots {
    display: inline-block;
}

.loading-dots::after {
    content: '';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% { content: ''; }
    40% { content: '.'; }
    60% { content: '..'; }
    80%, 100% { content: '...'; }
}

/* ===========================================
   REAL DATA CONTAINER
   =========================================== */
.real-data {
    display: none;
}

.real-data.loaded {
    display: block;
}

.skeleton-container {
    display: block;
}

.skeleton-container.hidden {
    display: none;
}

/* ===========================================
   PLAN CARD STYLES
   =========================================== */
.plan-card {
    border: 1px solid #e9ecef;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    height: 100%;
}

.plan-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.plan-header {
    background: linear-gradient(135deg, #ffffff 0%, #eee 100%);
    color: #333;
    padding: 15px 0 0 0;
    border-radius: 8px 8px 0 0;
    text-align: center;
}

.plan-body {
    padding: 1.5rem;
    background: #f8f9fa;
}

/* ===========================================
   PAGE SPECIFIC STYLES
   =========================================== */
.titdichvu {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
    animation: gradientShift 3s ease-in-out infinite;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Line decoration trên và dưới tiêu đề - Đã tắt */
/* .titdichvu::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
    animation: titleUnderline 2s ease-in-out infinite;
}

.titdichvu::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: linear-gradient(135deg, #f093fb 0%, #667eea 100%);
    border-radius: 1px;
    animation: titleUnderline 2s ease-in-out infinite reverse;
} */

.titdichvu i {
    display: inline-block;
    animation: iconPulse 2s ease-in-out infinite;
    margin-right: 0.5rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

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

@keyframes titleUnderline {
    0%, 100% { width: 60px; opacity: 0.7; }
    50% { width: 120px; opacity: 1; }
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Service-specific title colors */
.titdichvu.vps-title {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 50%, #43e97b 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.titdichvu.hosting-title {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 50%, #fa709a 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.titdichvu.email-title {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 50%, #a8edea 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.titdichvu.proxy-title {
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 50%, #fecfef 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Title container with decorative elements */
.title-container {
    position: relative;
    margin-bottom: 3rem;
    padding: 2rem 0 0 0;
}

.title-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: titleGlow 4s ease-in-out infinite;
}

.title-container::after {
    content: '';
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(118, 75, 162, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: titleGlow 4s ease-in-out infinite reverse;
}

@keyframes titleGlow {
    0%, 100% { opacity: 0.3; transform: translateX(-50%) scale(1); }
    50% { opacity: 0.6; transform: translateX(-50%) scale(1.1); }
}

/* Floating decorative elements */
.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.floating-element {
    position: absolute;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    opacity: 0.3;
    animation: float 6s ease-in-out infinite;
}

.floating-element:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.floating-element:nth-child(3) {
    bottom: 30%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* Enhanced Responsive Design for Titles */
@media (max-width: 768px) {
    /* .titdichvu {
        font-size: 2rem;
    } */
    
    /* .title-container {
        margin-bottom: 2rem;
        padding: 1rem 0;
    } */
    
    .title-container::before,
    .title-container::after {
        width: 100px;
        height: 100px;
    }
    
    .floating-element {
        width: 15px;
        height: 15px;
    }
}

@media (max-width: 576px) {
    /* .titdichvu {
        font-size: 1.5rem;
    } */
    
    /* .title-container {
        margin-bottom: 1.5rem;
        padding: 0.5rem 0;
    } */
    
    .floating-elements {
        display: none; /* Hide floating elements on very small screens */
    }
}

.cacgoivps {
    margin-top: 2rem;
}

.spec-item {
    padding: 0.5rem;
}

.spec-value {
    font-size: 1.2rem;
    font-weight: bold;
    color: #333;
}

.spec-label {
    font-size: 0.9rem;
    color: #666;
    margin-top: 0.25rem;
}

/* ===========================================
   NAVIGATION PILLS
   =========================================== */
.nav-pills .nav-link {
    border-radius: 8px;
    padding: 10px;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.nav-pills .nav-link:hover {
    background: #f8f9fa;
}

.nav-pills .nav-link.active {
    background: #007bff;
    color: white;
}

/* ===========================================
   PLAN SPECS STYLES
   =========================================== */
.plan-specs {
    list-style: none;
    padding: 0;
    margin: 0;
}

.plan-specs li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    align-items: center;
}

.plan-specs li:last-child {
    border-bottom: none;
}

.plan-specs li i {
    margin-right: 0.5rem;
    width: 20px;
    text-align: center;
}

/* ===========================================
   PRICING TABLE STYLES
   =========================================== */
.vps-cycle-table {
    width: 100%;
    max-width: 340px;
    margin: 0 auto;
    border-collapse: separate;
    border-spacing: 0 4px;
}

.vps-cycle-table th,
.vps-cycle-table td {
    text-align: center;
    padding: 4px 0;
}

.vps-cycle-table th {
    font-size: 15px;
    color: #888;
    font-weight: 500;
}

.vps-cycle-table td {
    font-size: 16px;
}

.cycle-label {
    text-align: left;
    color: #333;
    font-size: 15px;
    min-width: 80px;
    font-weight: 400;
}

.cycle-price {
    text-align: right;
    font-weight: bold;
    color: #1976d2;
    font-size: 15px;
    min-width: 100px;
    letter-spacing: 0.5px;
}

.cycle-discount {
    text-align: center;
    font-size: 14px;
    padding: 3px 12px;
    border-radius: 14px;
    background: #43a047 !important;
    color: #fff !important;
    font-weight: 500;
    min-width: 56px;
    display: inline-block;
    box-shadow: 0 1px 4px rgba(67,160,71,0.12);
}

/* ===========================================
   OS BADGES
   =========================================== */
.os-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    font-size: 0.875rem;
    color: #495057;
    text-decoration: none;
    transition: all 0.2s ease;
}

.os-badge:hover {
    background: #e9ecef;
    color: #495057;
    text-decoration: none;
}

.os-badge-pop {
    cursor: pointer;
}

/* ===========================================
   OS SELECTION STYLES
   =========================================== */
.os-selection {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.os-card {
    position: relative;
    cursor: pointer;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 10px 15px;
    background: white;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.os-card:hover {
    border-color: #007bff;
    background: #f8f9ff;
}

.os-card.selected {
    border-color: #007bff;
    background: #f8f9ff;
}

.os-icon {
    font-size: 1.2em;
}

.os-name {
    font-weight: 500;
}

/* ===========================================
   BILLING SELECTION STYLES
   =========================================== */
.billing-selection {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 16px;
    margin-top: -8px;
}

.billing-card {
    position: relative;
    cursor: pointer;
    border: 3px solid transparent;
    border-radius: 12px;
    padding: 20px 16px 16px 16px;
    background: linear-gradient(white, white) padding-box,
                linear-gradient(135deg, #e9ecef 0%, #dee2e6 100%) border-box;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 150px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    overflow: visible;
}

.billing-card:hover {
    background: linear-gradient(white, white) padding-box,
                linear-gradient(135deg, #007bff 0%, #0056b3 100%) border-box;
    box-shadow: 0 4px 16px rgba(0,123,255,0.15);
    transform: translateY(-2px);
}

.billing-card.selected {
    background: linear-gradient(#f8f9ff, #f8f9ff) padding-box,
                linear-gradient(135deg, #007bff 0%, #0056b3 100%) border-box;
    box-shadow: 0 4px 16px rgba(0,123,255,0.2);
    transform: translateY(-2px);
}

.billing-name {
    font-weight: 600;
    color: #495057;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.billing-name::before {
    content: '🗓️';
    font-size: 18px;
}

.billing-price {
    font-weight: 800;
    color: #007bff;
    font-size: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    line-height: 1.2;
}

.discount-badge {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
    padding: 5px 10px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 800;
    box-shadow: 0 2px 8px rgba(40, 167, 69, 0.4);
    animation: pulse 2s infinite;
    letter-spacing: 0.5px;
}

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

.billing-card .best-value-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 800;
    box-shadow: 0 3px 10px rgba(255, 107, 107, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    white-space: nowrap;
    z-index: 10;
}

.billing-price-per-month {
    font-size: 10px;
    color: #28a745;
    font-weight: 600;
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    padding: 4px;
    border-radius: 6px;
    border: 1px solid #b1dfbb;
    margin-top: 4px;
    text-align: center;
}

/* Modal sizing */
.modal-xl {
    max-width: 1200px;
}

/* Responsive for mobile */
@media (max-width: 768px) {
    .billing-card {
        min-width: 130px;
        padding: 18px 12px 14px 12px;
    }
    
    .billing-name {
        font-size: 14px;
    }
    
    .billing-price {
        font-size: 18px;
    }
    
    .billing-price-per-month {
        font-size: 12px;
    }
    
    .billing-card .best-value-badge {
        font-size: 10px;
        padding: 4px 10px;
    }
    
    .modal-xl {
        max-width: 95% !important;
        margin: 0.5rem auto !important;
    }
}

/* ===========================================
   BUTTON STYLES
   =========================================== */
.btn-order {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-order:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(102,126,234,0.3);
    color: white;
}

.btn-chon-goi {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    border: none;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-chon-goi:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.3);
    color: white;
}

.btn-dangky-ngay {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    border: none;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-dangky-ngay:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(40, 167, 69, 0.3);
    color: white;
}

/* ===========================================
   TAB ICONS
   =========================================== */
.tab-icon {
    margin-right: 0.5rem;
}

/* ===========================================
   ALERT STYLES
   =========================================== */
.alert {
    border-radius: 8px;
    border: none;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-left: 4px solid #28a745;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border-left: 4px solid #dc3545;
}

/* ===========================================
   RESPONSIVE DESIGN
   =========================================== */
@media (max-width: 768px) {
    .titdichvu {
        font-size: 1.5rem;
    }
    
    .nav-pills .nav-link {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .plan-header {
        padding: 1rem;
    }
    
    .plan-body {
        padding: 1rem;
    }
    
    .loading-overlay {
        width: 280px;
        height: 180px;
    }
    
    .loading-spinner {
        width: 40px;
        height: 40px;
        border-width: 3px;
    }
    
    .loading-text {
        font-size: 16px;
    }
    
    .loading-subtext {
        font-size: 12px;
    }
}

/* ===========================================
   DARK MODE SUPPORT
   =========================================== */
body.dark-mode {
    background-color: #1a202c !important;
    color: #e2e8f0 !important;
}

/* Skeleton Loading - Dark Mode */
body.dark-mode .skeleton {
    background: linear-gradient(90deg, #4a5568 25%, #718096 50%, #4a5568 75%);
    background-size: 200% 100%;
}

body.dark-mode .skeleton-card,
body.dark-mode .skeleton-plan-card,
body.dark-mode .skeleton-table {
    background: #2d3748;
    border-color: #4a5568;
}

/* Loading Overlay - Dark Mode */
body.dark-mode .loading-overlay {
    background: #2d3748;
    border-color: #4a5568;
}

body.dark-mode .loading-text {
    color: #e2e8f0;
}

body.dark-mode .loading-subtext {
    color: #cbd5e0;
}

body.dark-mode .loading-backdrop {
    background: rgba(0, 0, 0, 0.7);
}

/* Filter Tabs - Dark Mode */
body.dark-mode .filter-tabs {
    background-color: #2d3748;
    border-color: #4a5568;
}

body.dark-mode .filter-tab {
    color: #cbd5e0;
    background-color: #374151;
    border-color: #4a5568;
}

body.dark-mode .filter-tab:hover {
    background-color: #4a5568;
    color: #fff;
}

body.dark-mode .filter-tab.active {
    background-color: #667eea;
    color: #fff;
    border-color: #667eea;
}

/* Plan Cards - Dark Mode */
body.dark-mode .plan-card {
    background-color: #2d3748;
    border-color: #4a5568;
    color: #e2e8f0;
}

body.dark-mode .plan-card:hover {
    border-color: #667eea;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

body.dark-mode .plan-card.popular {
    border-color: #667eea;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

body.dark-mode .plan-card.popular .popular-badge {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Plan Header - Dark Mode */
body.dark-mode .plan-header {
    background: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
    border-bottom-color: #4a5568;
}

body.dark-mode .plan-card.popular .plan-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

body.dark-mode .plan-title {
    color: #e2e8f0;
}

/* Plan Pricing - Dark Mode */
body.dark-mode .plan-pricing,
body.dark-mode .plan-price-label,
body.dark-mode .plan-price {
    color: #e2e8f0;
}

body.dark-mode .plan-cycle {
    color: #cbd5e0;
}

/* Plan Specs - Dark Mode */
body.dark-mode .plan-spec-item {
    color: #e2e8f0;
    border-bottom-color: #4a5568;
}

body.dark-mode .plan-spec-icon {
    color: #667eea;
}

/* OS Badges - Dark Mode */
body.dark-mode .os-badge {
    background-color: #374151;
    border-color: #4a5568;
    color: #e2e8f0;
}

body.dark-mode .os-badge:hover {
    background-color: #4a5568;
    border-color: #667eea;
}

/* Buttons - Keep original colors for primary/success */
body.dark-mode .btn-outline-secondary {
    color: #cbd5e0;
    border-color: #718096;
}

body.dark-mode .btn-outline-secondary:hover {
    background-color: #4a5568;
    color: #fff;
}

/* Pricing Table - Dark Mode */
body.dark-mode .pricing-row {
    border-bottom-color: #4a5568;
}

body.dark-mode .pricing-row:hover {
    background-color: #374151;
}

body.dark-mode .pricing-period {
    color: #cbd5e0;
}

body.dark-mode .pricing-value {
    color: #e2e8f0;
}

body.dark-mode .discount-badge {
    /* Keep green color for visibility */
}

/* Datacenter Select - Dark Mode */
body.dark-mode #select-datacenter {
    background-color: #4a5568;
    border-color: #718096;
    color: #e2e8f0;
}

body.dark-mode #select-datacenter option {
    background-color: #2d3748;
    color: #e2e8f0;
}

/* Form Controls - Dark Mode */
body.dark-mode .form-control,
body.dark-mode .form-select {
    background-color: #4a5568;
    border-color: #718096;
    color: #e2e8f0;
}

body.dark-mode .form-control:focus,
body.dark-mode .form-select:focus {
    background-color: #4a5568;
    border-color: #667eea;
    color: #e2e8f0;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

body.dark-mode .form-control::placeholder {
    color: #a0aec0;
}

body.dark-mode .form-label {
    color: #cbd5e0;
}

/* Text Colors - Dark Mode */
body.dark-mode .text-muted {
    color: #a0aec0 !important;
}

body.dark-mode h1, body.dark-mode h2, body.dark-mode h3,
body.dark-mode h4, body.dark-mode h5, body.dark-mode h6 {
    color: #e2e8f0;
}

/* Page Title - Dark Mode */
body.dark-mode .page-title {
    color: #e2e8f0;
}

/* Alerts - Dark Mode */
body.dark-mode .alert {
    border-color: #4a5568;
}

body.dark-mode .alert-info {
    background-color: #2b6cb0;
    border-color: #3182ce;
    color: #e2e8f0;
}

body.dark-mode .alert-success {
    background-color: #276749;
    border-color: #38a169;
    color: #e2e8f0;
}

body.dark-mode .alert-warning {
    background-color: #975a16;
    border-color: #d69e2e;
    color: #e2e8f0;
}

body.dark-mode .alert-danger {
    background-color: #9b2c2c;
    border-color: #e53e3e;
    color: #e2e8f0;
}

/* Page Container - Dark Mode */
body.dark-mode .container-fluid,
body.dark-mode .container {
    background-color: transparent;
}

/* Title Styles - Dark Mode */
body.dark-mode .titdichvu {
    /* Keep gradient for visibility but ensure it's bright enough */
    background: linear-gradient(135deg, #7c9fff 0%, #9b7ff2 50%, #ffb3ff 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.dark-mode .titdichvu.vps-title {
    background: linear-gradient(135deg, #6fcfff 0%, #00f2fe 50%, #5fff96 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.dark-mode .titdichvu.hosting-title {
    background: linear-gradient(135deg, #ff8fb7 0%, #ffec6b 50%, #ff8fb7 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.dark-mode .titdichvu.email-title {
    background: linear-gradient(135deg, #b8f5f2 0%, #ffd9e8 50%, #b8f5f2 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.dark-mode .titdichvu.proxy-title {
    background: linear-gradient(135deg, #ffb0b3 0%, #ffd9f4 50%, #ffd9f4 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Title Container Decorative Elements - Dark Mode */
body.dark-mode .title-container::before {
    background: radial-gradient(circle, rgba(102, 126, 234, 0.15) 0%, transparent 70%);
}

body.dark-mode .title-container::after {
    background: radial-gradient(circle, rgba(118, 75, 162, 0.15) 0%, transparent 70%);
}

body.dark-mode .floating-element {
    background: linear-gradient(135deg, #7c9fff 0%, #9b7ff2 100%);
    opacity: 0.2;
}

/* Spec Items - Dark Mode */
body.dark-mode .spec-item {
    color: #e2e8f0;
    border-bottom-color: #4a5568;
}

body.dark-mode .spec-item i {
    color: #667eea;
}

/* Category Title - Dark Mode */
body.dark-mode .cacgoivps {
    color: #e2e8f0;
}

/* Bootstrap Nav Pills/Tabs - Dark Mode */
body.dark-mode .nav-pills {
    background-color: transparent;
}

body.dark-mode .nav-pills .nav-link {
    color: #cbd5e0;
    background-color: #374151;
    border: 1px solid #4a5568;
    transition: all 0.3s ease;
}

body.dark-mode .nav-pills .nav-link:hover {
    background-color: #4a5568;
    color: #fff;
    border-color: #667eea;
}

body.dark-mode .nav-pills .nav-link.active {
    background-color: #667eea;
    color: #fff;
    border-color: #667eea;
}

body.dark-mode .nav-item .badge {
    /* Keep badge colors for visibility */
}

/* Tab Icon - Dark Mode */
body.dark-mode .tab-icon {
    color: inherit;
}

/* Tab Content - Dark Mode */
body.dark-mode .tab-pane {
    color: #e2e8f0;
}

body.dark-mode .tab-content {
    background-color: transparent;
}