:root {
    --primary-color: #2b2d42;
    --secondary-color: #3d405b;
    --accent-color: #4361ee;
    --accent-hover: #3a56d4;
    --light-color: #f8f9fa;
    --dark-color: #1a1b2e;
    --gradient-primary: linear-gradient(135deg, #2b2d42 0%, #3d405b 100%);
    --gradient-accent: linear-gradient(135deg, #4361ee 0%, #3a56d4 100%);
    --text-color: #2b2d42;
    --text-light: #6c757d;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-color);
    padding-top: 76px;
    background-color: var(--light-color);
}

/* Logo Styling */
.logo-img {
    height: 60px;
    width: auto;
    transition: transform 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    display: block;
    max-width: 100%;
}

.navbar-brand {
    display: flex;
    align-items: center;
    padding: 0;
    margin-right: 1rem;
    text-decoration: none;
}

.navbar-brand:hover .logo-img {
    transform: scale(1.05);
}

.navbar-brand span {
    margin-left: 0.5rem;
    font-weight: 600;
}

/* Navbar Styling */
.navbar {
    background: var(--gradient-primary) !important;
    box-shadow: var(--shadow-md);
    padding: 0.5rem 0;
    height: 80px;
}

.navbar .container {
    height: 100%;
    display: flex;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: all 0.3s ease;
    color: var(--light-color) !important;
}

.nav-link:hover {
    color: var(--accent-color) !important;
    transform: translateY(-2px);
}

.nav-link.btn {
    border-radius: 25px;
    padding: 0.5rem 1.5rem !important;
    transition: all 0.3s ease;
    background: var(--gradient-accent) !important;
    color: white !important;
    border: none;
    box-shadow: var(--shadow-sm);
}

.nav-link.btn:hover {
    background: var(--accent-hover) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Hero Section */
.hero-section {
    background: var(--gradient-primary);
    min-height: 100vh;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/pattern.png');
    opacity: 0.05;
}

.hero-section h1 {
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-section .btn-primary {
    background: var(--gradient-accent);
    border: none;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.hero-section .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    background: var(--accent-hover);
}

/* Features Section */
.features {
    background-color: white;
    padding: 5rem 0;
    box-shadow: var(--shadow-sm);
}

.features i {
    color: var(--accent-color);
    transition: all 0.3s ease;
}

.features .col-md-4:hover i {
    transform: scale(1.1);
    color: var(--accent-hover);
}

.features h3 {
    font-weight: 600;
    margin: 1rem 0;
    color: var(--text-color);
}

.features p {
    color: var(--text-light);
}

/* Footer Styling */
footer {
    background: var(--dark-color) !important;
    position: relative;
    overflow: hidden;
    margin-top: 3rem;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
}

footer h5 {
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
    color: white;
}

footer h5::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 2px;
    background: var(--accent-color);
}

.footer-text {
    color: #dfe6e9;
    font-size: 0.95rem;
    line-height: 1.6;
    opacity: 0.9;
}

footer a {
    text-decoration: none;
    transition: all 0.3s ease;
    color: #dfe6e9;
}

footer a:hover {
    color: var(--accent-color) !important;
    text-decoration: none;
    transform: translateX(5px);
}

footer i {
    margin-right: 10px;
    color: var(--accent-color);
}

footer .btn-primary {
    background: var(--gradient-accent);
    border: none;
    box-shadow: var(--shadow-sm);
}

footer .btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: var(--shadow-md);
}

footer .input-group .form-control {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
}

footer .input-group .form-control::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

footer .input-group .form-control:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--accent-color);
    box-shadow: none;
    color: white;
}

/* Admin Panel Styles */
.admin-sidebar {
    min-height: 100vh;
    background-color: #343a40;
}

.admin-sidebar .nav-link {
    color: #fff;
}

.admin-sidebar .nav-link:hover {
    background-color: #495057;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        padding: 0.5rem 0;
    }
    
    .hero-section {
        min-height: 80vh;
    }
    
    .features {
        padding: 3rem 0;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
}