:root {
    --primary-color: #000000;
    --primary-light: #333333;
    --primary-dark: #000000;
    --secondary-color: #6b7280;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --border-color: #e5e7eb;
    --purple-50: #f9fafb;
    --purple-100: #f3f4f6;
    --purple-500: #000000;
    --purple-600: #000000;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--white);
    line-height: 1.6;
    color: var(--gray-900);
    font-size: 16px;
}

.hero-section {
    background: linear-gradient(135deg, #000000 0%, #333333 100%);
    color: var(--white);
    padding: 120px 0 100px 0;
    margin-bottom: 0;
    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"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.08)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.06)"/></svg>') repeat;
    animation: float 30s ease-in-out infinite;
}

.hero-section .container {
    max-width: 900px;
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -0.04em;
    color: var(--white);
    line-height: 1.1;
}

.hero-section p {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 48px;
    font-weight: 400;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.card {
    border: none;
    border-radius: 24px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    background: var(--white);
    backdrop-filter: blur(10px);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.main-content {
    background: var(--white);
    margin-top: -60px;
    position: relative;
    z-index: 10;
    border-radius: 32px 32px 0 0;
    padding: 80px 0 60px 0;
    min-height: 80vh;
}

/* For pages without hero section */
.main-content.no-hero {
    margin-top: 0;
    border-radius: 0;
    padding: 40px 0 60px 0;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border: none;
    padding: 18px 40px;
    font-weight: 600;
    font-size: 1.1rem;
    border-radius: 16px;
    transition: all 0.3s ease;
    color: var(--white);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary: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;
}

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

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.4);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
    font-weight: 600;
    padding: 12px 30px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-1px);
}

.feature-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.8rem;
    margin: 0 auto;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.25);
}

.feature-icon:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.35);
}

.brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

/* Custom Navbar Styles */
.navbar {
    padding: 1.5rem 0;
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 30px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--gray-900) !important;
    letter-spacing: -0.02em;
}

/* Custom hamburger menu styling */
.navbar-toggler-custom {
    border: 2px solid var(--primary-color);
    padding: 8px 12px;
    border-radius: 8px;
    background: var(--white);
}

.navbar-toggler-custom:focus {
    box-shadow: 0 0 0 0.25rem rgba(0, 0, 0, 0.25);
}

.navbar-toggler-custom .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23000000' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.nav-link {
    font-weight: 500;
    color: var(--gray-600) !important;
    margin: 0 1rem;
    padding: 0.5rem 1rem !important;
    border-radius: 12px;
    transition: all 0.2s ease;
    font-size: 0.95rem;
}

.nav-link:hover {
    color: var(--primary-color) !important;
    background: var(--purple-50);
    transform: translateY(-1px);
}

.pricing-card {
    position: relative;
    overflow: hidden;
}

.pricing-card.featured {
    border: 2px solid var(--primary-color);
}

.pricing-card .badge {
    position: absolute;
    top: 20px;
    right: -30px;
    transform: rotate(45deg);
    padding: 5px 40px;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.date-picker {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 24px;
}

.date-option {
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--white);
    box-shadow: 0 2px 8px rgba(30, 58, 95, 0.08);
}

.date-option:hover {
    border-color: var(--primary-light);
    background-color: #f0f4ff;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(30, 58, 95, 0.15);
}

.date-option.selected {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(30, 58, 95, 0.25);
}

.date-option.unavailable {
    background-color: var(--light-gray);
    color: var(--secondary-color);
    cursor: not-allowed;
    opacity: 0.6;
}

.progress-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
}

.step {
    flex: 1;
    text-align: center;
    position: relative;
}

.step::after {
    content: '';
    position: absolute;
    top: 15px;
    left: 50%;
    width: 100%;
    height: 2px;
    background-color: #e9ecef;
    z-index: -1;
}

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

.step-number {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: #e9ecef;
    color: #6c757d;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    font-weight: 600;
}

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

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

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    max-width: 300px;
    z-index: 1050;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

.admin-sidebar {
    background-color: #343a40;
    min-height: 100vh;
    padding: 20px 0;
}

.admin-sidebar .nav-link {
    color: #adb5bd;
    padding: 10px 20px;
    border-radius: 0;
    transition: all 0.3s ease;
}

.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
    background-color: var(--primary-color);
    color: white;
}

.stats-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 20px;
}

.stats-number {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.table-responsive {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Enhanced Mobile Responsiveness */
@media (max-width: 1200px) {
    .container {
        padding: 0 20px;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 60px 0;
    }
    
    .hero-section h1 {
        font-size: 2.2rem;
        line-height: 1.2;
    }
    
    .hero-section p {
        font-size: 1.1rem;
        padding: 0 15px;
    }
    
    .date-picker {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .date-option {
        padding: 18px 15px;
    }
    
    .progress-steps {
        flex-direction: column;
        gap: 20px;
        margin-bottom: 25px;
    }
    
    .step::after {
        display: none;
    }
    
    .card {
        margin-bottom: 20px;
    }
    
    .btn-primary, .btn-outline-primary {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    .feature-icon {
        width: 70px;
        height: 70px;
        font-size: 1.8rem;
    }
}

@media (max-width: 576px) {
    .hero-section {
        padding: 40px 0;
    }
    
    .hero-section h1 {
        font-size: 1.8rem;
    }
    
    .hero-section p {
        font-size: 1rem;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .date-option {
        padding: 15px 12px;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn-primary, .btn-outline-primary {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
    
    .navbar-brand {
        font-size: 1rem;
    }
    
    .table-responsive {
        font-size: 0.85rem;
    }
}

/* Animation for floating background */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* Custom Navbar Styles */
.navbar {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-size: 1.3rem;
    font-weight: 700;
}

.nav-link {
    margin: 0 8px;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

/* Form Enhancements */
.form-control {
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 16px;
    transition: all 0.3s ease;
    background: var(--white);
}

.form-control:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 0.2rem rgba(0, 0, 0, 0.15);
    background: var(--white);
}

.form-select {
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 16px;
    transition: all 0.3s ease;
}

.form-select:focus {
    border-color: var(--primary-light);
    box-shadow: 0 0 0 0.2rem rgba(0, 0, 0, 0.15);
}

/* Enhanced Footer */
footer {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color)) !important;
    color: var(--white);
    margin-top: 0; /* Remove margin since we're using mt-auto */
    min-height: 80px;
    display: flex;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

footer p {
    color: var(--white) !important;
    opacity: 0.9;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: var(--white);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg); 
        opacity: 1;
    }
    50% { 
        transform: translateY(-20px) rotate(180deg); 
        opacity: 0.8;
    }
}