/* Home Landing Page Styles */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: #ffffff;
    margin: 0;
    padding: 0;
}

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

/* Header */
header {
    background: white;
    border-bottom: 1px solid #e5e7eb;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: #00008B;
    letter-spacing: -0.02em;
}

.nav-cta {
    background: #00008B;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s ease;
}

.nav-cta:hover {
    background: #00006B;
    transform: translateY(-1px);
    color: white;
    text-decoration: none;
}

.header-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

/* Hero Section */
.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

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

.hero h1 {
    font-size: 3.5em;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    color: #0f172a;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25em;
    color: #64748b;
    margin-bottom: 32px;
    line-height: 1.5;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: #00008B;
    color: white;
    padding: 16px 32px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 139, 0.3);
}

.hero-cta:hover {
    background: #00006B;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 139, 0.4);
    color: white;
    text-decoration: none;
}

/* Demo Video Section */
.demo-video-section {
    padding: 80px 0;
    background: #f8fafc;
    border-top: 1px solid #e2e8f0;
    border-bottom: 1px solid #e2e8f0;
}

.demo-video-section .container {
    text-align: center;
    max-width: 1200px;
}

.demo-video-section h2 {
    font-size: 2.5em;
    font-weight: 700;
    color: #00008B;
    margin-bottom: 32px;
    letter-spacing: -0.02em;
}

.demo-video-section img,
.demo-video-section video,
.demo-video-section .demo-video {
    width: 80%;
    max-width: 800px;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
}

.demo-video-section img:hover,
.demo-video-section video:hover,
.demo-video-section .demo-video:hover {
    transform: scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

/* Problem Section */
.problem-section {
    padding: 80px 0;
    background: white;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5em;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.1em;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.problem-card {
    background: #f8fafc;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.problem-icon {
    width: 40px;
    height: 40px;
    background: #fee2e2;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 16px;
}

.problem-card h3 {
    font-size: 1.3em;
    font-weight: 600;
    color: #0f172a;
    margin-bottom: 12px;
}

.problem-card p {
    color: #64748b;
    line-height: 1.6;
    font-size: 1em;
}

/* Survey Section */
.survey-section {
    padding: 80px 0;
    background: #f8fafc;
}

.survey-container {
    max-width: 800px;
    margin: 0 auto;
}

.survey-intro {
    text-align: center;
    padding: 40px 20px;
}

.survey-start-btn {
    background: #00008B;
    color: white;
    padding: 16px 32px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 24px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.survey-start-btn:hover {
    background: #00006B;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.survey-questions {
    background: white;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    margin-top: 20px;
}

.survey-progress {
    margin-bottom: 40px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #00008B, #00006B);
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 0%;
}

.progress-text {
    font-size: 14px;
    color: #64748b;
    font-weight: 500;
}

.question-container {
    min-height: 400px;
}

.question-content {
    animation: fadeIn 0.3s ease;
    overflow: hidden;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.question-text {
    font-size: 1.5em;
    font-weight: 600;
    color: #0f172a;
    margin-bottom: 32px;
    line-height: 1.4;
}

.options-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 32px;
}

.option-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #f8fafc;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px 24px;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.option-card:hover {
    border-color: #00008B;
    background: #f0f4ff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 13, 0.1);
}

.option-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.option-card input[type="radio"]:checked + .option-text {
    color: #00008B;
    font-weight: 600;
}

.option-card input[type="radio"]:checked ~ .option-card {
    border-color: #00008B;
    background: #f0f4ff;
}

.checkmark-icon {
    width: 20px;
    height: 20px;
    color: #00008B;
    opacity: 0;
    transition: opacity 0.2s ease;
    flex-shrink: 0;
}

.option-card.selected .checkmark-icon,
.option-card:has(input[type="radio"]:checked) .checkmark-icon {
    opacity: 1;
}

.option-card.selected,
.option-card:has(input[type="radio"]:checked) {
    border-color: #00008B;
    background: #f0f4ff;
    box-shadow: 0 0 0 3px rgba(0, 0, 139, 0.1);
}

.option-text {
    font-size: 16px;
    color: #1a1a1a;
    display: block;
    line-height: 1.5;
    flex: 1;
    margin-right: 16px;
}

.survey-next-btn {
    background: #00008B;
    color: white;
    padding: 14px 32px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: block;
    margin-left: auto;
}

.survey-next-btn:hover:not(:disabled) {
    background: #00006B;
    transform: translateY(-1px);
}

.survey-next-btn:disabled {
    background: #cbd5e1;
    cursor: not-allowed;
    opacity: 0.6;
}

.survey-results {
    background: white;
    border-radius: 16px;
    padding: 60px 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    margin-top: 20px;
    text-align: center;
}

.results-content {
    max-width: 600px;
    margin: 0 auto;
}

.results-score {
    margin-bottom: 32px;
}

.score-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00008B, #00006B);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.score-number {
    font-size: 2.5em;
    font-weight: 700;
    color: white;
    line-height: 1;
}

.score-label {
    font-size: 1em;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.results-title {
    font-size: 2em;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 20px;
}

.results-interpretation {
    font-size: 1.1em;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 24px;
}

.results-message {
    font-size: 1em;
    color: #475569;
    line-height: 1.6;
    margin-bottom: 32px;
    padding: 20px;
    background: #f8fafc;
    border-radius: 12px;
    border-left: 4px solid #00008B;
}

.results-cta {
    margin-top: 32px;
}

.survey-cta-btn {
    background: #00008B;
    color: white;
    padding: 16px 40px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.survey-cta-btn:hover {
    background: #00006B;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
    color: white;
    text-decoration: none;
}

/* Responsive */
@media (max-width: 768px) {
    .survey-questions,
    .survey-results {
        padding: 24px 20px;
    }

    .question-text {
        font-size: 1.2em;
    }

    .options-grid {
        gap: 12px;
    }

    .option-card {
        padding: 16px 20px;
    }

    .results-title {
        font-size: 1.5em;
    }

    .score-circle {
        width: 100px;
        height: 100px;
    }

    .score-number {
        font-size: 2em;
    }
}

/* Benefits Section */
.benefits-section {
    padding: 80px 0;
    background: white;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 60px;
}

.benefit-card {
    text-align: center;
    padding: 20px;
}

.benefit-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 22px;
}

.benefit-card h3 {
    font-size: 1.3em;
    font-weight: 600;
    color: #0f172a;
    margin-bottom: 12px;
}

.benefit-card p {
    color: #64748b;
    line-height: 1.6;
    font-size: 1em;
}

/* Pricing Section */
.pricing-section {
    padding: 80px 0;
    background: #0f172a;
    color: white;
}

.pricing-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-section .section-title {
    color: white;
    font-size: 2.5em;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.pricing-section .section-subtitle {
    color: #94a3b8;
    font-size: 1.1em;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.pricing-highlight {
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: 12px;
    padding: 32px;
    margin: 32px 0;
    backdrop-filter: blur(8px);
}

.pricing-highlight h3 {
    color: white;
    font-size: 1.5em;
    margin-bottom: 16px;
}

.pricing-example {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin: 24px 0;
}

.pricing-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-item p {
    color: #cbd5e1;
    margin: 0;
    font-size: 1em;
}

.price-number {
    font-size: 2em;
    font-weight: 700;
    color: #00008B;
    margin-bottom: 6px;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: white;
    color: #1a1a1a;
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5em;
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
    color: #00008B;
}

.cta-subtitle {
    font-size: 1.1em;
    margin-bottom: 32px;
    opacity: 0.9;
    color: #64748b;
    line-height: 1.6;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: #00008B;
    color: white;
    padding: 16px 32px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
    color: white;
    background: #00006B;
    text-decoration: none;
}

.cta-section p {
    color: #64748b;
    opacity: 0.8;
}

/* Footer */
footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 32px 0;
    text-align: center;
    border-top: 1px solid #1e293b;
}

footer p {
    color: #94a3b8;
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5em;
    }
    
    .hero-subtitle {
        font-size: 1.1em;
    }
    
    .section-title {
        font-size: 2em;
    }
    
    .cta-title {
        font-size: 2em;
    }
    
    .demo-video-section h2 {
        font-size: 2em;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .problem-section,
    .solution-section,
    .benefits-section,
    .pricing-section,
    .cta-section,
    .demo-video-section {
        padding: 60px 0;
    }
    
    .demo-video-section img,
    .demo-video-section video,
    .demo-video-section .demo-video {
        width: 95%;
    }
    
    /* Repasser en 1 colonne sur mobile pour les grilles */
    .solution-flow,
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* Animation */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}