/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #fd6502;
    --primary-dark: #0d5bb5;
    --secondary: #34a853;
    --secondary-dark: #2e8b47;
    --accent: #fbbc04;
    --accent-dark: #e6a800;
    --light: #f8f9fa;
    --light-gray: #e8eaed;
    --gray: #9aa0a6;
    --dark-gray: #5f6368;
    --dark: #202124;
    --white: #ffffff;
    --danger: #ea4335;
    --success: #34a853;
    --border-radius: 8px;
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    line-height: 1.3;
}

a {
    text-decoration: none;
    color: var(--primary);
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-light {
    background-color: var(--light);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--dark);
}

.section-subtitle {
    font-size: 1.2rem;
    text-align: center;
    color: var(--dark-gray);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: 'Inter', sans-serif;
}

.btn-primary {
    background-color: #fd6502;
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: var(--box-shadow-hover);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-secondary:hover {
    background-color: var(--light);
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 20px 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 100px;
    width: auto;
}

.nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    color: var(--dark);
    font-weight: 500;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark);
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 100px 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--dark);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--dark-gray);
    margin-bottom: 2.5rem;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.stat-card {
    background: var(--white);
    padding: 20px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    min-width: 150px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 5px;
}

.stat-text {
    color: var(--dark-gray);
    font-size: 0.9rem;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.card-title {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.card-text {
    color: var(--dark-gray);
}

/* Form Progress */
.progress-container {
    margin-bottom: 40px;
}

.progress-bar {
    height: 6px;
    background-color: var(--light-gray);
    border-radius: 3px;
    margin-bottom: 20px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: var(--primary);
    width: 0%;
    transition: width 0.5s ease;
}

.progress-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--light-gray);
    border-radius: 50%;
    font-weight: 600;
    margin-bottom: 8px;
    transition: var(--transition);
}

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

.step-label {
    font-size: 0.9rem;
    color: var(--gray);
}

.progress-step.active .step-label {
    color: var(--dark);
    font-weight: 500;
}

/* Form Container */
.form-container {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 40px;
    max-width: 1160px;
    margin: 0 auto;
}

.form-step {
    display: none;
}

.form-step.active {
    display: block;
}

.form-step-title {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.form-step-subtitle {
    color: var(--dark-gray);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-input, .form-select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
}

.form-input:focus, .form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.2);
}

.form-error {
    color: var(--danger);
    font-size: 0.9rem;
    margin-top: 5px;
    display: none;
}

.form-help {
    color: var(--gray);
    font-size: 0.9rem;
    margin-top: 5px;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.form-checkbox input {
    margin-top: 5px;
}

.checkbox-label {
    font-size: 0.95rem;
    line-height: 1.5;
}

.form-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
}

.honeypot {
    position: absolute;
    left: -9999px;
}

.loading-spinner {
    display: none;
}

/* Warning Card */
.warning-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: #fff8e1;
    border-left: 4px solid var(--accent);
    padding: 25px;
    border-radius: var(--border-radius);
    max-width: 800px;
    margin: 0 auto;
}

.warning-icon {
    font-size: 2rem;
    color: var(--accent);
}

.warning-content h3 {
    margin-bottom: 10px;
    color: var(--dark);
}

.warning-content p {
    margin-bottom: 10px;
    color: var(--dark-gray);
}

/* CTA Section */
.cta-section {
    padding: 60px 0;
}

.cta-card {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 60px;
    border-radius: var(--border-radius);
    text-align: center;
}

.cta-title {
    font-size: 2.2rem;
    margin-bottom: 20px;
    color: var(--white);
}

.cta-text {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-card .btn-primary {
    background-color: var(--white);
    color: var(--primary);
}

.cta-card .btn-primary:hover {
    background-color: var(--light);
}

/* Footer */
.footer {
    background-color: var(--dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo-img {
    height: 70px;
    margin-bottom: 20px;
}

.footer-text {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 15px;
    line-height: 1.6;
}

.footer-title {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-link {
    color: rgba(255, 255, 255, 0.7);
}

.footer-link:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
}

.copyright {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 10px;
}

.disclaimer {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* Results Styles */
.results-container {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.results-header {
    text-align: center;
    margin-bottom: 40px;
}

.results-title {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 10px;
}

.results-subtitle {
    color: var(--dark-gray);
    font-size: 1.1rem;
}

.packs-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.pack-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.pack-card.featured {
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.pack-header {
    padding: 25px;
    text-align: center;
    color: var(--white);
}

.pack-essential .pack-header {
    background-color: var(--secondary);
}

.pack-confort .pack-header {
    background-color: var(--primary);
}

.pack-performance .pack-header {
    background-color: var(--dark);
}

.pack-title {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.pack-desc {
    opacity: 0.9;
    font-size: 0.9rem;
}

.pack-body {
    padding: 25px;
}

.pack-price {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: var(--dark);
}

.pack-price span {
    font-size: 1rem;
    color: var(--gray);
    font-weight: 400;
}

.pack-features {
    list-style: none;
    margin-bottom: 25px;
}

.pack-features li {
    padding: 8px 0;
    border-bottom: 1px solid var(--light-gray);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pack-features li:last-child {
    border-bottom: none;
}

.pack-features i {
    color: var(--success);
}

.pack-actions {
    text-align: center;
}

.work-details {
    background: var(--light);
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 40px;
}

.work-details h3 {
    margin-bottom: 20px;
}

.work-item {
    display: flex;
    justify-content: space-between;
    padding: 15px 0;
    border-bottom: 1px solid var(--light-gray);
}

.work-item:last-child {
    border-bottom: none;
}

.work-name {
    font-weight: 500;
}

.work-cost {
    color: var(--dark-gray);
}

.work-priority {
    font-size: 0.9rem;
    padding: 3px 8px;
    border-radius: 4px;
    background-color: var(--light-gray);
}

.work-priority.high {
    background-color: #ffeaa7;
    color: #e17055;
}

.work-priority.medium {
    background-color: #a29bfe;
    color: var(--white);
}

.work-priority.low {
    background-color: #dfe6e9;
    color: var(--dark-gray);
}

.results-summary {
    background: var(--light);
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 30px;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.summary-item {
    text-align: center;
}

.summary-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 5px;
}

.summary-label {
    color: var(--dark-gray);
    font-size: 0.9rem;
}

.hypothesis-warning {
    background: #fff8e1;
    border-left: 4px solid var(--accent);
    padding: 20px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
}

.results-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-large {
        width: 100%;
        max-width: 300px;
    }
    
    .form-container {
        padding: 25px;
    }
    
    .cta-card {
        padding: 40px 25px;
    }
    
    .cta-title {
        font-size: 1.8rem;
    }
    
    .warning-card {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 80px 0;
    }
    
    .hero-stats {
        gap: 20px;
    }
    
    .stat-card {
        min-width: 120px;
        padding: 15px 20px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .form-actions {
        flex-direction: column;
        gap: 15px;
    }
    
    .form-actions .btn {
        width: 100%;
    }
    
    .packs-container {
        grid-template-columns: 1fr;
    }
    
    .pack-card.featured {
        transform: none;
    }
}