:root {
    --primary-blue: #1a4f8c;
    --secondary-blue: #2c6cb0;
    --light-blue: #e8f1f8;
    --cave-dark: #2c3e50;
    --ice-blue: #a8d0e6;
    --warm-yellow: #f9c74f;
    --danger-red: #e63946;
    --success-green: #2a9d8f;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    background-color: #f8f9fa;
}

.cave-header {
    background: linear-gradient(rgba(26, 79, 140, 0.9), rgba(44, 108, 176, 0.9)), 
                url('https://images.unsplash.com/photo-1506905925346-21bda4d32df4?ixlib=rb-4.0.3&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 2rem 0;
    border-bottom: 5px solid var(--ice-blue);
}

.cave-card {
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    margin-bottom: 1.5rem;
    overflow: hidden;
    background-color: white;
}

.cave-card:hover {
    transform: translateY(-5px);
}

.cave-card-header {
    background-color: var(--primary-blue);
    color: white;
    padding: 1rem;
    font-weight: 600;
}

.info-box {
    background-color: white;
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-left: 5px solid var(--secondary-blue);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.feature-icon {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.price-card {
    background-color: white;
    border-radius: 10px;
    padding: 1.5rem;
    text-align: center;
    border-top: 4px solid var(--primary-blue);
}

.price-amount {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-blue);
}

.time-slot {
    border: 2px solid #ddd;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    background-color: white;
}

.time-slot:hover {
    border-color: var(--secondary-blue);
    background-color: var(--light-blue);
}

.time-slot.selected {
    border-color: var(--primary-blue);
    background-color: var(--light-blue);
}

.time-slot.booked {
    border-color: #ccc;
    background-color: #f5f5f5;
    opacity: 0.7;
    cursor: not-allowed;
}

.time-slot.free {
    border-color: var(--success-green);
}

.dashboard-item {
    background-color: white;
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-left: 5px solid var(--secondary-blue);
}

.progress-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: conic-gradient(var(--secondary-blue) 0% 75%, #eee 75% 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.progress-circle span {
    background-color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.footer {
    background-color: var(--cave-dark);
    color: white;
    padding: 2rem 0;
    margin-top: 3rem;
}

.reservation-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
    position: relative;
}

.reservation-steps:before {
    content: '';
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: #ddd;
    z-index: 1;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
}

.step-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
    color: #666;
}

.step.active .step-icon {
    background-color: var(--primary-blue);
    color: white;
}

.step.completed .step-icon {
    background-color: var(--success-green);
    color: white;
}

.login-container {
    max-width: 400px;
    margin: 2rem auto;
    background-color: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.form-control:focus {
    border-color: var(--secondary-blue);
    box-shadow: 0 0 0 0.25rem rgba(44, 108, 176, 0.25);
}

.btn-primary {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.btn-primary:hover {
    background-color: var(--secondary-blue);
    border-color: var(--secondary-blue);
}

.btn-outline-primary {
    color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.btn-outline-primary:hover {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.navbar {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-weight: 700;
    color: var(--primary-blue) !important;
    transition: all 0.3s ease;
}

.navbar-brand:hover {
    color: var(--secondary-blue) !important;
    transform: translateY(-1px);
}

.navbar-nav .nav-link {
    color: #555 !important;
    font-weight: 500;
    padding: 0.5rem 1rem;
    margin: 0 0.2rem;
    border-radius: 6px;
    transition: all 0.3s ease;
    position: relative;
    text-decoration: none !important;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-blue) !important;
    background-color: var(--light-blue);
    transform: translateY(-2px);
    text-decoration: none !important;
}

.navbar-nav .nav-link.active {
    color: var(--primary-blue) !important;
    font-weight: 600;
    background-color: rgba(26, 79, 140, 0.1);
    text-decoration: none !important;
}

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

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 70%;
    opacity: 1;
}

.dropdown-item {
    transition: all 0.2s ease;
}

.dropdown-item:hover {
    background-color: var(--light-blue);
    color: var(--primary-blue);
}

@media (max-width: 992px) {
    .navbar-nav .nav-link {
        margin: 0.2rem 0;
        padding: 0.75rem 1rem;
    }
    
    .navbar-nav .nav-link:hover {
        background-color: var(--light-blue);
        transform: translateX(5px);
    }
    
    .navbar-nav .nav-link::after {
        display: none;
    }
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
    transition: all 0.3s ease;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(26, 79, 140, 0.25);
    outline: none;
}

.navbar-toggler:hover {
    background-color: var(--light-blue);
}

@media (max-width: 768px) {
    .stat-number {
        font-size: 2rem;
    }
    
    .reservation-steps {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .reservation-steps:before {
        display: none;
    }
    
    .step {
        flex-direction: row;
        margin-bottom: 1rem;
    }
    
    .step-icon {
        margin-right: 1rem;
        margin-bottom: 0;
    }
}

:focus {
    outline: 3px solid var(--primary-blue);
    outline-offset: 2px;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

a:not(.btn):not(.nav-link) {
    color: var(--primary-blue);
    text-decoration: underline;
}

[aria-disabled="true"],
[disabled] {
    opacity: 0.6;
    cursor: not-allowed;
}

@media (max-width: 768px) {
    .table-responsive {
        display: block;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}

.navbar a,
.navbar a:hover,
.navbar a:focus,
.navbar a:active {
    text-decoration: none !important;
}