/* Custom Styles for Professional Company Website */

/* ===== NAVBAR STYLING ===== */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-weight: 700;
    transition: color 0.3s ease;
}

.navbar-brand:hover {
    color: #fff !important;
    transform: scale(1.05);
}

.navbar-nav .nav-link {
    position: relative;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem !important;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: #fff;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 80%;
}

.navbar-nav .nav-link:hover {
    transform: translateY(-2px);
}

/* ===== HERO SECTION ===== */
.hero-section {
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 50%, #0a58ca 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

/* ===== CARD STYLING ===== */
.card {
    transition: all 0.3s ease;
    border: none;
    overflow: hidden;
}

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

.card-img-top {
    transition: transform 0.3s ease;
}

.card:hover .card-img-top {
    transform: scale(1.05);
}

/* ===== BUTTON STYLING ===== */
.btn {
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(45deg, #0d6efd, #0b5ed7);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(45deg, #0b5ed7, #0a58ca);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.4);
}

.btn-outline-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
}

/* ===== BADGE STYLING ===== */
.badge {
    font-weight: 500;
    padding: 0.5em 0.75em;
    border-radius: 0.375rem;
}

/* ===== ALERT STYLING ===== */
.alert {
    border: none;
    border-radius: 0.75rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.alert-success {
    background: linear-gradient(45deg, #198754, #157347);
    color: white;
}

.alert-danger {
    background: linear-gradient(45deg, #dc3545, #c82333);
    color: white;
}

.alert-warning {
    background: linear-gradient(45deg, #ffc107, #e0a800);
    color: #212529;
}

.alert-info {
    background: linear-gradient(45deg, #0dcaf0, #0aa2c0);
    color: white;
}

/* ===== FORM STYLING ===== */
.form-control, .form-select {
    border-radius: 0.5rem;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
    padding: 0.75rem 1rem;
}

.form-control:focus, .form-select:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
    transform: translateY(-1px);
}

.form-label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.5rem;
}

/* ===== FOOTER STYLING ===== */
footer {
    background: linear-gradient(135deg, #212529 0%, #343a40 100%);
}

footer a {
    transition: color 0.3s ease;
}

footer a:hover {
    color: #fff !important;
    text-decoration: none;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .navbar-nav .nav-link {
        padding: 0.75rem 1rem !important;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .navbar-nav .nav-link::after {
        display: none;
    }
    
    .hero-section {
        padding: 3rem 0;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .card {
        margin-bottom: 1.5rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .btn + .btn {
        margin-left: 0;
    }
}

/* ===== UTILITY CLASSES ===== */
.text-gradient {
    background: linear-gradient(45deg, #0d6efd, #0b5ed7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
}

.bg-gradient-dark {
    background: linear-gradient(135deg, #212529 0%, #343a40 100%);
}

.shadow-custom {
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.shadow-custom:hover {
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

/* ===== LOADING ANIMATIONS ===== */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* ===== SCROLLBAR STYLING ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #0d6efd;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0b5ed7;
}

/* ===== PRINT STYLES ===== */
@media print {
    .navbar,
    .footer,
    .btn,
    .alert {
        display: none !important;
    }
    
    .card {
        border: 1px solid #000 !important;
        box-shadow: none !important;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid #0d6efd;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .card {
        border: 2px solid #000;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}