/* Custom CSS for LTFPQRR */

/* Page transitions */
body {
    transition: opacity 0.3s ease;
}

/* Sidebar Dashboard Styles */
.sidebar {
    min-height: calc(100vh - 56px); /* Account for navbar height */
    background: #f8f9fa;
    border-right: 1px solid #dee2e6;
    padding: 0;
    position: sticky;
    top: 56px; /* Navbar height */
    overflow-y: auto;
}

.sidebar .nav-link {
    color: #495057;
    padding: 12px 20px;
    border-radius: 8px;
    margin: 2px 10px;
    transition: all 0.2s ease;
    font-weight: 500;
    display: flex;
    align-items: center;
}

.sidebar .nav-link:hover {
    background: #e9ecef;
    color: #007bff;
    transform: translateX(2px);
    text-decoration: none;
}

.sidebar .nav-link.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.sidebar .nav-link i {
    width: 20px;
    margin-right: 8px;
    text-align: center;
}

.sidebar-heading {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 15px 15px 5px 15px;
    padding-bottom: 5px;
    border-bottom: 1px solid #dee2e6;
    color: #6c757d;
}

.sidebar h5 {
    color: #495057;
    font-weight: 600;
    margin-bottom: 20px;
    padding: 0 15px;
    border-bottom: 2px solid #007bff;
    padding-bottom: 10px;
    margin: 0;
}

.sidebar .btn {
    margin: 2px 10px;
    border-radius: 6px;
    font-size: 0.875rem;
}

.sidebar .btn-group-vertical {
    width: calc(100% - 20px);
    margin: 10px 10px;
}

.sidebar .btn-group-vertical .btn {
    margin: 1px 0;
    text-align: left;
    justify-content: flex-start;
}

.main-content {
    background: #ffffff;
    min-height: calc(100vh - 80px);
    overflow-x: hidden;
}

/* Responsive sidebar */
@media (max-width: 767.98px) {
    .sidebar {
        min-height: auto;
        border-right: none;
        border-bottom: 1px solid #dee2e6;
        position: relative;
        top: auto;
    }
    
    .sidebar .nav {
        flex-direction: row;
        overflow-x: auto;
        white-space: nowrap;
        padding: 10px;
    }
    
    .sidebar .nav-item {
        flex: 0 0 auto;
    }
    
    .sidebar .nav-link {
        margin: 0 5px;
        min-width: 120px;
        text-align: center;
    }
    
    .sidebar h5,
    .sidebar-heading,
    .sidebar .btn-group-vertical {
        display: none;
    }
    
    .main-content {
        min-height: auto;
    }
}

/* Ensure proper layout spacing */
.container-fluid .row {
    margin: 0;
}

.container-fluid .row > [class*="col-"] {
    padding: 0;
}

/* Logo and branding */
.navbar-brand img {
    transition: transform 0.3s ease;
}

.navbar-brand:hover img {
    transform: scale(1.1);
}

/* Enhanced hero section */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 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 20"><defs><pattern id="grain" width="100" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="20" fill="url(%23grain)"/></svg>') repeat;
    pointer-events: none;
}

/* QR Code animations */
.qr-animation {
    animation: float 6s ease-in-out infinite;
}

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

/* Feature cards enhancements */
.feature-card {
    transition: all 0.3s ease;
    border: none;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}

.feature-card::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;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

/* Search section */
.search-section {
    background: linear-gradient(45deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
}

.search-card {
    border: none;
    border-radius: 25px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    overflow: hidden;
    background: white;
}

/* Button enhancements */
.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 50px;
    padding: 12px 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

.btn-outline-light {
    border: 2px solid white;
    border-radius: 50px;
    padding: 12px 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.btn-outline-light:hover {
    background: white;
    color: #667eea;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255,255,255,0.3);
}

/* Stats section */
.stats-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
}

.stats-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 1200 120" preserveAspectRatio="none"><path d="M1200 120L0 16.48V0h1200v120z" fill="white"/></svg>') no-repeat;
    background-size: cover;
    background-position: bottom;
}

.stats-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 20px;
    padding: 40px 20px;
    text-align: center;
    transition: transform 0.3s ease;
}

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

.stats-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    background: linear-gradient(45deg, #fff 0%, #f8f9fa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Process section */
.process-step {
    text-align: center;
    padding: 30px 20px;
    position: relative;
}

.process-step::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -15px;
    width: 30px;
    height: 2px;
    background: #667eea;
    transform: translateY(-50%);
    z-index: 1;
}

.process-step:last-child::after {
    display: none;
}

.process-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 2rem;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    transition: transform 0.3s ease;
}

.process-step:hover .process-icon {
    transform: scale(1.1) rotateY(180deg);
}

/* Footer enhancements */
.footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #667eea, transparent);
}

/* Responsive improvements */
@media (max-width: 768px) {
    .hero-section {
        padding: 60px 0;
    }
    
    .stats-number {
        font-size: 2rem;
    }
    
    .process-step::after {
        display: none;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }
}

/* Loading animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.fade-in:nth-child(2) { animation-delay: 0.1s; }
.fade-in:nth-child(3) { animation-delay: 0.2s; }
.fade-in:nth-child(4) { animation-delay: 0.3s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Dashboard enhancements */
.dashboard-card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    overflow: hidden;
    position: relative;
}

.dashboard-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

/* Tag display improvements */
.tag-display {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px solid #dee2e6;
    border-radius: 15px;
    padding: 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.tag-display::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2, #667eea);
}

.tag-id {
    font-family: 'Courier New', monospace;
    font-size: 1.5rem;
    font-weight: bold;
    color: #495057;
    letter-spacing: 2px;
}

/* Pet photo enhancements */
.pet-photo {
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    transition: transform 0.3s ease;
}

.pet-photo:hover {
    transform: scale(1.05);
}

/* Form enhancements */
.form-control {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

/* Alert enhancements */
.alert {
    border: none;
    border-radius: 15px;
    position: relative;
    overflow: hidden;
}

.alert::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 4px;
    background: currentColor;
}