:root {
        --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
        --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
        --primary-color: #667eea;
        --primary-dark: #5a67d8;
        --secondary-color: #6c757d;
        --light-bg: #f8fafc;
        --border-radius: 1rem;
        --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
        --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
        --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
        --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    /* Performance optimizations */
    * {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    
    .will-change-transform {
        will-change: transform;
    }
    
    /* Modern Hero Section */
    .guide-hero {
        background: var(--primary-gradient);
        color: white;
        padding: 5rem 0 8rem;
        position: relative;
        overflow: hidden;
        margin-bottom: 0;
    }
    
    .guide-hero::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.08'%3E%3Cpath d='M30 30L0 0v60l30-30zM60 0v60L30 30 60 0z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        opacity: 0.3;
    }
    
    .hero-content {
        position: relative;
        z-index: 2;
    }
    
    .hero-title {
        font-size: clamp(2.5rem, 5vw, 4rem);
        font-weight: 800;
        margin-bottom: 1.5rem;
        line-height: 1.1;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }
    
    .hero-subtitle {
        font-size: clamp(1.1rem, 2.5vw, 1.3rem);
        opacity: 0.95;
        max-width: 700px;
        margin: 0 auto 3rem;
        font-weight: 300;
    }
    
    /* Breadcrumb Styling */
    .hero-breadcrumb {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 2rem;
        padding: 0.75rem 1.5rem;
        backdrop-filter: blur(10px);
        display: inline-flex;
        align-items: center;
        margin-bottom: 2rem;
    }
    
    .hero-breadcrumb .breadcrumb {
        margin: 0;
        background: transparent;
        padding: 0;
    }
    
    .hero-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
        color: rgba(255, 255, 255, 0.7);
    }
    
    /* Enhanced Progress Tracker */
    .progress-section {
        margin-top: -4rem;
        position: relative;
        z-index: 3;
        padding: 0 1rem;
    }
    
    .progress-tracker {
        background: white;
        border-radius: var(--border-radius);
        box-shadow: var(--shadow-lg);
        padding: 2rem;
        display: flex;
        justify-content: space-between;
        position: relative;
        overflow: hidden;
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .progress-tracker::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 5%;
        right: 5%;
        height: 3px;
        background: #e9ecef;
        z-index: 1;
        border-radius: 2px;
        transition: var(--transition);
    }
    
    .progress-tracker::after {
        content: '';
        position: absolute;
        top: 50%;
        left: 5%;
        height: 3px;
        background: var(--primary-gradient);
        z-index: 2;
        border-radius: 2px;
        width: var(--progress, 0%);
        transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
        transform: translateY(-50%);
    }
    
    .tracker-step {
        position: relative;
        z-index: 3;
        text-align: center;
        cursor: pointer;
        transition: var(--transition);
        padding: 1rem 0.5rem;
        border-radius: 0.75rem;
        flex: 1;
        min-width: 120px;
    }
    
    .tracker-step:hover {
        transform: translateY(-3px);
    }
    
    .tracker-icon {
        width: 4rem;
        height: 4rem;
        background: #f8f9fa;
        border: 3px solid #e9ecef;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 1rem;
        font-size: 1.5rem;
        color: var(--secondary-color);
        transition: var(--transition);
        position: relative;
        overflow: hidden;
    }
    
    .tracker-icon::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--primary-gradient);
        opacity: 0;
        transition: var(--transition);
    }
    
    .tracker-step.active .tracker-icon {
        border-color: var(--primary-color);
        color: white;
        transform: scale(1.1);
        box-shadow: 0 0.5rem 1rem rgba(102, 126, 234, 0.3);
    }
    
    .tracker-step.active .tracker-icon::before {
        opacity: 1;
    }
    
    .tracker-step.completed .tracker-icon {
        background: var(--primary-gradient);
        border-color: var(--primary-color);
        color: white;
    }
    
    .tracker-label {
        font-weight: 600;
        color: var(--secondary-color);
        font-size: 0.9rem;
        transition: var(--transition);
    }
    
    .tracker-step.active .tracker-label,
    .tracker-step.completed .tracker-label {
        color: var(--primary-color);
        font-weight: 700;
    }
    
    /* Modern Step Containers */
    .steps-container {
        padding: 4rem 0;
    }
    
    .step-container {
        background: white;
        border-radius: var(--border-radius);
        box-shadow: var(--shadow-sm);
        margin-bottom: 3rem;
        overflow: hidden;
        border: 1px solid rgba(0, 0, 0, 0.05);
        transition: var(--transition);
        opacity: 0;
        transform: translateY(30px);
    }
    
    .step-container.visible {
        opacity: 1;
        transform: translateY(0);
    }
    
    .step-container:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-md);
    }
    
    .step-header {
        background: var(--light-bg);
        padding: 2rem;
        border-bottom: 1px solid #e9ecef;
        position: relative;
    }
    
    .step-header::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: var(--primary-gradient);
    }
    
    .step-number {
        width: 4rem;
        height: 4rem;
        background: var(--primary-gradient);
        color: white;
        font-size: 1.5rem;
        font-weight: 700;
        border-radius: 50%;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        margin-right: 1.5rem;
        box-shadow: 0 0.25rem 0.5rem rgba(102, 126, 234, 0.3);
    }
    
    .step-title {
        display: inline-block;
        font-size: 1.75rem;
        font-weight: 700;
        margin: 0;
        vertical-align: middle;
        color: #2d3748;
    }
    
    .step-body {
        padding: 2.5rem;
    }
    
    .step-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
        align-items: start;
        margin-bottom: 2rem;
    }
    
    .step-description {
        color: #4a5568;
        line-height: 1.7;
    }
    
    .step-description .lead {
        font-size: 1.25rem;
        font-weight: 400;
        color: #2d3748;
        margin-bottom: 1.5rem;
    }
    
    .step-description ul {
        padding-left: 0;
        list-style: none;
    }
    
    .step-description ul li {
        position: relative;
        padding-left: 2rem;
        margin-bottom: 0.75rem;
        color: #4a5568;
    }
    
    .step-description ul li::before {
        content: '✓';
        position: absolute;
        left: 0;
        top: 0;
        color: var(--primary-color);
        font-weight: 700;
        font-size: 1.1rem;
    }
    
    .step-visual {
        background: var(--light-bg);
        border-radius: var(--border-radius);
        padding: 2rem;
        text-align: center;
        border: 1px solid #e9ecef;
    }
    
    .step-visual img {
        max-width: 100%;
        height: auto;
        border-radius: 0.5rem;
        box-shadow: var(--shadow-sm);
    }
    
    /* Enhanced Tip Box */
    .step-tip {
        background: linear-gradient(135deg, #e6fffa 0%, #f0fff4 100%);
        border: 1px solid #38b2ac;
        border-radius: var(--border-radius);
        padding: 1.5rem;
        margin-top: 2rem;
        position: relative;
        overflow: hidden;
    }
    
    .step-tip::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 4px;
        background: #38b2ac;
    }
    
    .tip-header {
        display: flex;
        align-items: center;
        margin-bottom: 1rem;
        font-weight: 700;
        color: #2c7a7b;
    }
    
    .tip-header i {
        margin-right: 0.75rem;
        font-size: 1.25rem;
    }
    
    .tip-content {
        color: #2c7a7b;
        margin: 0;
        line-height: 1.6;
    }
    
    /* Navigation Buttons */
    .step-navigation {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 2rem;
        padding-top: 2rem;
        border-top: 1px solid #e9ecef;
    }
    
    .btn-step {
        padding: 0.75rem 2rem;
        border-radius: 2rem;
        font-weight: 600;
        transition: var(--transition);
        border: none;
        text-decoration: none;
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }
    
    .btn-step-primary {
        background: var(--primary-gradient);
        color: white;
        box-shadow: 0 0.25rem 0.75rem rgba(102, 126, 234, 0.3);
    }
    
    .btn-step-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 0.5rem 1rem rgba(102, 126, 234, 0.4);
        color: white;
    }
    
    .btn-step-secondary {
        background: #f7fafc;
        color: var(--secondary-color);
        border: 1px solid #e9ecef;
    }
    
    .btn-step-secondary:hover {
        background: #edf2f7;
        color: var(--primary-color);
        transform: translateY(-2px);
    }
    
    /* Next Steps Section */
    .next-steps-section {
        background: var(--light-bg);
        border-radius: var(--border-radius);
        padding: 3rem;
        margin: 3rem 0;
    }
    
    .feature-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
        margin-top: 2rem;
    }
    
    .feature-card {
        background: white;
        border-radius: var(--border-radius);
        padding: 2rem;
        text-align: center;
        transition: var(--transition);
        border: 1px solid rgba(0, 0, 0, 0.05);
        height: 100%;
        display: flex;
        flex-direction: column;
    }
    
    .feature-card:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-md);
    }
    
    .feature-icon {
        width: 4rem;
        height: 4rem;
        background: var(--primary-gradient);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 1.5rem;
        font-size: 1.5rem;
        color: white;
        box-shadow: 0 0.25rem 0.75rem rgba(102, 126, 234, 0.3);
    }
    
    .feature-title {
        font-size: 1.25rem;
        font-weight: 700;
        margin-bottom: 1rem;
        color: #2d3748;
    }
    
    .feature-description {
        color: #4a5568;
        line-height: 1.6;
        flex-grow: 1;
    }
    
    /* FAQ Section */
    .faq-section {
        margin: 4rem 0;
    }
    
    .faq-header {
        text-align: center;
        margin-bottom: 3rem;
    }
    
    .faq-title {
        font-size: 2.5rem;
        font-weight: 800;
        color: #2d3748;
        margin-bottom: 1rem;
    }
    
    .faq-subtitle {
        font-size: 1.1rem;
        color: var(--secondary-color);
        max-width: 600px;
        margin: 0 auto;
    }
    
    .accordion-item {
        border: none;
        border-radius: var(--border-radius) !important;
        margin-bottom: 1rem;
        box-shadow: var(--shadow-sm);
        overflow: hidden;
    }
    
    .accordion-button {
        background: white;
        border: none;
        font-weight: 600;
        font-size: 1.1rem;
        padding: 1.5rem;
        color: #2d3748;
        border-radius: var(--border-radius) !important;
    }
    
    .accordion-button:not(.collapsed) {
        background: var(--light-bg);
        color: var(--primary-color);
        box-shadow: none;
    }
    
    .accordion-button:focus {
        box-shadow: 0 0 0 0.25rem rgba(102, 126, 234, 0.15);
        border: none;
    }
    
    .accordion-body {
        padding: 1.5rem;
        color: #4a5568;
        line-height: 1.7;
        background: white;
    }
    
    /* Call to Action */
    .cta-section {
        background: var(--primary-gradient);
        color: white;
        padding: 4rem 2rem;
        border-radius: var(--border-radius);
        text-align: center;
        margin: 4rem 0;
        position: relative;
        overflow: hidden;
    }
    
    .cta-section::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    }
    
    .cta-content {
        position: relative;
        z-index: 2;
    }
    
    .cta-title {
        font-size: 2.5rem;
        font-weight: 800;
        margin-bottom: 1.5rem;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }
    
    .cta-description {
        font-size: 1.2rem;
        margin-bottom: 2.5rem;
        max-width: 700px;
        margin-left: auto;
        margin-right: auto;
        opacity: 0.95;
    }
    
    .cta-btn {
        background: white;
        color: var(--primary-color);
        padding: 1rem 2.5rem;
        border-radius: 2rem;
        font-weight: 700;
        font-size: 1.1rem;
        text-decoration: none;
        display: inline-flex;
        align-items: center;
        gap: 0.75rem;
        transition: var(--transition);
        box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
    }
    
    .cta-btn:hover {
        transform: translateY(-3px);
        box-shadow: 0 0.75rem 1.5rem rgba(0, 0, 0, 0.15);
        color: var(--primary-color);
    }
    
    /* Responsive Design */
    @media (max-width: 768px) {
        .guide-hero {
            padding: 3rem 0 5rem;
        }
        
        .hero-title {
            font-size: 2.5rem;
        }
        
        .progress-tracker {
            flex-direction: column;
            gap: 1.5rem;
            padding: 1.5rem;
        }
        
        .progress-tracker::before,
        .progress-tracker::after {
            display: none;
        }
        
        .tracker-step {
            flex-direction: row;
            text-align: left;
            padding: 1rem;
            background: var(--light-bg);
            border-radius: 0.75rem;
        }
        
        .tracker-icon {
            width: 3rem;
            height: 3rem;
            margin: 0 1rem 0 0;
            font-size: 1.25rem;
        }
        
        .step-content {
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        
        .step-header {
            padding: 1.5rem;
        }
        
        .step-body {
            padding: 1.5rem;
        }
        
        .step-number {
            width: 3rem;
            height: 3rem;
            font-size: 1.25rem;
            margin-right: 1rem;
        }
        
        .step-title {
            font-size: 1.25rem;
        }
        
        .step-navigation {
            flex-direction: column;
            gap: 1rem;
        }
        
        .btn-step {
            width: 100%;
            justify-content: center;
        }
        
        .cta-title {
            font-size: 2rem;
        }
        
        .feature-grid {
            grid-template-columns: 1fr;
        }
    }
    
    /* Accessibility improvements */
    @media (prefers-reduced-motion: reduce) {
        * {
            animation-duration: 0.01ms !important;
            animation-iteration-count: 1 !important;
            transition-duration: 0.01ms !important;
        }
    }
    
    /* Print styles */
    @media print {
        .progress-tracker,
        .step-navigation,
        .cta-section {
            display: none;
        }
        
        .step-container {
            break-inside: avoid;
            margin-bottom: 2rem;
        }
    }