:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --accent-color: #28a745;
    --dark-color: #343a40;
    --light-color: #f8f9fa;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Navbar */
.navbar {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 15px;
    font-weight: bold;
    color: #2c3e50 !important;
}

.navbar-brand img {
    height: 50px;
    width: auto;
}

.navbar-nav .nav-link {
    color: #2c3e50 !important;
    padding: 0.5rem 1rem !important;
    transition: all 0.3s;
    font-weight: 600;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
    background: rgba(0,123,255,0.1);
    border-radius: 8px;
}

.dropdown-menu {
    border: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    border-radius: 10px;
    background: white;
}

.dropdown-item {
    color: #2c3e50;
    font-weight: 500;
    padding: 10px 20px;
    transition: all 0.3s;
}

.dropdown-item:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white !important;
    padding-left: 25px;
}

/* Hero Slider */
.hero-slider {
    position: relative;
    height: 500px;
    overflow: hidden;
}

.hero-slide {
    position: relative;
    height: 500px;
    background-size: cover;
    background-position: center;
}

.hero-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.7), rgba(0,0,0,0.3));
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
    width: 90%;
    max-width: 800px;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero-content p {
    font-size: 1.2rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

/* Section Styling */
.section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--dark-color);
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

.section-title p {
    color: #666;
    margin-top: 1rem;
}

/* Cards */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.card-img-top {
    height: 200px;
    object-fit: cover;
}

.card-title {
    font-weight: bold;
    color: var(--dark-color);
}

/* Buttons */
.btn-primary {
    background: var(--primary-color);
    border: none;
    padding: 10px 30px;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-primary:hover {
    background: #0056b3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,123,255,0.3);
}

/* Profile Section */
.profile-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    text-align: center;
}

.profile-card img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1rem;
    border: 5px solid var(--primary-color);
}

/* Service Cards */
.service-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s;
    height: 100%;
}

.service-card:hover {
    background: var(--primary-color);
    color: white;
}

.service-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-card:hover i {
    color: white;
}

/* Team Section */
.team-card {
    text-align: center;
    padding: 1.5rem;
}

.team-card img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1rem;
    display: block;
    border: 3px solid var(--primary-color);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #2c3e50 0%, #1a252f 100%);
    color: white;
    padding: 3rem 0 1rem;
}

.footer h5 {
    color: white;
    margin-bottom: 1.5rem;
    font-weight: bold;
}

.footer a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    margin-top: 2rem;
    text-align: center;
}

.social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    text-align: center;
    margin: 0 5px;
    transition: all 0.3s;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

/* Map */
.map-container {
    height: 400px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .hero-slider,
    .hero-slide {
        height: 350px;
    }
}

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    min-height: 100vh;
    background: linear-gradient(135deg, #ffffff 0%, #f0f8ff 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999999;
    transition: opacity 0.5s ease;
    overflow: hidden;
}

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

.loading-content {
    text-align: center;
    position: relative;
    z-index: 1000000;
    padding: 20px;
}

#loading-screen::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(0, 123, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(40, 167, 69, 0.05) 0%, transparent 50%);
    background-size: 800px 800px;
    opacity: 0.5;
    animation: float 20s ease-in-out infinite;
    z-index: 0;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-20px, -20px); }
}

.loading-logo {
    width: 100px;
    height: 100px;
    object-fit: contain;
    animation: pulse 2s ease-in-out infinite;
    margin-bottom: 20px;
    filter: drop-shadow(0 5px 15px rgba(0,0,0,0.1));
}

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

.loading-title {
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.loading-spinner {
    margin: 20px 0;
}

.loading-spinner .spinner-border {
    width: 3rem;
    height: 3rem;
}

.loading-text {
    color: #6c757d;
    margin-bottom: 30px;
    font-size: 0.95rem;
}

.loading-credit {
    color: #95a5a6;
    display: block;
    margin-top: 10px;
    font-size: 0.85rem;
}

.loading-credit strong {
    color: #007bff;
}

/* Prevent body scroll when loading */
body.loading {
    overflow: hidden !important;
    height: 100vh;
    position: fixed;
    width: 100%;
}

/* Hide main content while loading */
body.loading #main-content {
    opacity: 0;
    visibility: hidden;
}

#main-content {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.3s ease;
}

/* Responsive for mobile */
@media (max-width: 768px) {
    .loading-logo {
        width: 80px;
        height: 80px;
    }
    
    .loading-title {
        font-size: 1.2rem;
    }
    
    .loading-spinner .spinner-border {
        width: 2.5rem;
        height: 2.5rem;
    }
    
    .loading-text {
        font-size: 0.85rem;
    }
    
    .loading-credit {
        font-size: 0.75rem;
    }
}

/* Modal and Overlay Fix */
.modal-backdrop {
    z-index: 1040 !important;
}

.modal {
    z-index: 1050 !important;
}

.modal.show .modal-dialog {
    z-index: 1060 !important;
}

/* Navbar Fix */
.navbar {
    z-index: 1030;
}

/* Footer Fix */
.footer {
    z-index: 1;
}

/* Admin Sidebar Fix */
.admin-sidebar {
    z-index: 1000;
}

/* Prevent body scroll when modal is open */
body.modal-open {
    overflow: hidden;
    padding-right: 0 !important;
}

.modal-open .modal {
    overflow-x: hidden;
    overflow-y: auto;
}

.admin-sidebar {
    background: linear-gradient(135deg, #2c3e50 0%, #1a252f 100%);
    min-height: 100vh;
    height: 100vh;
    padding: 0;
    overflow-y: auto;
    overflow-x: hidden;
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    z-index: 1000;
}

/* Custom Scrollbar */
.admin-sidebar::-webkit-scrollbar {
    width: 6px;
}

.admin-sidebar::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

.admin-sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

.admin-sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.4);
}

.admin-sidebar .nav-link {
    color: rgba(255,255,255,0.8);
    padding: 12px 20px;
    border-left: 3px solid transparent;
    transition: all 0.3s;
    cursor: pointer;
}

.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
    background: rgba(255,255,255,0.1);
    color: white;
    border-left-color: var(--primary-color);
}

.admin-sidebar .nav-link.active {
    background: rgba(255,255,255,0.15);
    font-weight: 500;
}

.admin-sidebar .nav-link i {
    margin-right: 10px;
    width: 20px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease-in-out;
        box-shadow: 2px 0 10px rgba(0,0,0,0.3);
    }
    
    .admin-sidebar.show {
        transform: translateX(0);
    }
}

.admin-header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 1rem 2rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.stat-card i {
    font-size: 2.5rem;
    opacity: 0.8;
}

.table-responsive {
    box-shadow: 0 0 20px rgba(0,0,0,0.05);
    border-radius: 10px;
    overflow: hidden;
}

.btn-action {
    padding: 5px 10px;
    font-size: 0.875rem;
    border-radius: 5px;
}