/* Modern CSS Variables */
:root {
    --primary-color: #3b82f6;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --light-color: #f8fafc;
    --dark-color: #0f172a;
}

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

/* Typography */
body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #1e293b;
}

/* Modern Card Styles */
.card {
    transition: transform 0.2s, box-shadow 0.2s;
    border: none;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
}

.card-header {
    background: none;
    border-bottom: 1px solid #e2e8f0;
    padding: 1.25rem;
}

.card-body {
    padding: 1.5rem;
}

/* Modern Badge Styles */
.badge {
    padding: 0.5em 1em;
    font-size: 0.875em;
    font-weight: 600;
    border-radius: 9999px;
}

/* Modern Form Styles */
.form-control {
    border-radius: 0.5rem;
    border: 1px solid #e2e8f0;
    padding: 0.75rem 1rem;
    transition: all 0.2s;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Modern Button Styles */
.btn {
    border-radius: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    transition: all 0.2s;
}

.btn:hover {
    transform: translateY(-1px);
}

/* Modern Alert Styles */
.alert {
    border-radius: 0.5rem;
    border: none;
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

/* Utility Classes */
.shadow-sm { box-shadow: 0 1px 2px 0 rgba(0,0,0,0.05); }
.shadow { box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1); }
.shadow-md { box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1); }
.shadow-lg { box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1); }

.rounded-xl { border-radius: 1rem; }
.rounded-2xl { border-radius: 1.5rem; }
.rounded-3xl { border-radius: 2rem; }

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

/* Responsive Utilities */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .card {
        margin-bottom: 1rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
}

.navbar-brand .badge {
    margin-left: 8px;    font-size: 0.8em;
    vertical-align: middle;
}

/* Login Page Specific Styles */
.hero-header {
    background: linear-gradient(rgba(15, 23, 43, .9), rgba(15, 23, 43, .9)), url(../index/img/bg-hero.jpg);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
}

.nav-pills .nav-link {
    color: var(--dark);
    background: var(--light);
    border-radius: 30px;
    margin: 0 5px;
    padding: 10px 20px;
    transition: all .5s ease;
}

.nav-pills .nav-link.active {
    color: #0d6efd;
    background: var(--primary);
}

.form-floating>.form-control {
    border-radius: 10px;
    height: 55px;
    border: 1px solid var(--gray-200);
}

.form-floating>.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.25rem rgba(59, 130, 246, 0.25);
}

.form-floating>label {
    padding: 1rem 1.25rem;
}

.btn-primary {
    color: #FFFFFF;
    background-color: var(--primary);
    border-color: var(--primary);
    border-radius: 30px;
    transition: all .5s ease;
}

.btn-primary:hover {
    background-color: #2563eb;
    border-color: #2563eb;
    transform: translateY(-2px);
}

.card {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.animated {
    animation-duration: 1s;
    animation-fill-mode: both;
}

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.slideInLeft {
    animation-name: slideInLeft;
}

.slideInRight {
    animation-name: slideInRight;
}

/* Spinner Styles */
#spinner {
    opacity: 0;
    visibility: hidden;
    transition: opacity .5s ease-out, visibility 0s linear .5s;
    z-index: 99999;
}

#spinner.show {
    transition: opacity .5s ease-out, visibility 0s linear 0s;
    visibility: visible;
    opacity: 1;
}