:root {
    --primary: #1a1a2e;
    --secondary: #16213e;
    --accent: #e94560;
    --accent-hover: #d63d57;
    --light: #f8f9fa;
    --dark: #0f0f23;
    --gray: #6c757d;
    --border: #e9ecef;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

body {
    font-family: var(--font);
    line-height: 1.6;
    color: var(--primary);
    background: #fff;
}

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

/* Header */
.header {
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
}

.nav a {
    margin-left: 30px;
    color: var(--gray);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav a:hover {
    color: var(--accent);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
    font-size: 15px;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

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

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: #fff;
}

.btn-large {
    padding: 18px 36px;
    font-size: 17px;
}

.btn-xlarge {
    padding: 22px 48px;
    font-size: 19px;
}

/* Hero */
.hero {
    padding: 100px 0 80px;
    background: linear-gradient(135deg, var(--dark) 0%, var(--secondary) 100%);
    color: #fff;
    text-align: center;
}

.hero-small {
    padding: 60px 0 50px;
}

.hero h1 {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-small h1 {
    font-size: 40px;
}

.hero-subtitle {
    font-size: 20px;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Promesse */
.promesse {
    padding: 80px 0;
    background: var(--light);
}

.promesse-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

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

.promesse-item h3 {
    font-size: 22px;
    margin-bottom: 12px;
    color: var(--primary);
}

.promesse-item p {
    color: var(--gray);
    font-size: 16px;
}

/* Section titles */
.section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 50px;
    color: var(--primary);
}

/* Offres */
.offres {
    padding: 80px 0;
}

.offres-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.offre-card {
    background: #fff;
    border: 2px solid var(--border);
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.offre-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.offre-card.featured {
    border-color: var(--accent);
    position: relative;
}

.offre-card.featured::before {
    content: "Populaire";
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #fff;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.offre-prix {
    display: block;
    font-size: 42px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 10px;
}

.offre-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.offre-card p {
    color: var(--gray);
    margin-bottom: 20px;
}

.offre-card ul {
    list-style: none;
    text-align: left;
    margin-bottom: 30px;
}

.offre-card li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
}

.offre-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

/* Méthode */
.methode {
    padding: 80px 0;
    background: var(--light);
}

.methode-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.step {
    text-align: center;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--accent);
    color: #fff;
    font-size: 24px;
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: 20px;
}

.step h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.step p {
    color: var(--gray);
}

/* Usecases */
.usecases {
    padding: 80px 0;
}

.usecases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.usecase {
    background: var(--light);
    padding: 24px 30px;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
}

/* Contact */
.contact {
    padding: 100px 0;
    background: var(--primary);
    color: #fff;
    text-align: center;
}

.contact h2 {
    font-size: 36px;
    margin-bottom: 16px;
}

.contact-subtitle {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 40px;
}

/* Footer */
.footer {
    padding: 40px 0;
    background: var(--dark);
    color: #fff;
    text-align: center;
}

.footer a {
    color: var(--accent);
    text-decoration: none;
}

/* Sprint page specific */
.inclus {
    padding: 80px 0;
}

.inclus-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.inclus-item {
    padding: 30px;
    background: var(--light);
    border-radius: 8px;
}

.inclus-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--primary);
}

.inclus-item p {
    color: var(--gray);
}

.pour-qui {
    padding: 80px 0;
    background: var(--light);
}

.pour-qui-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
}

.pour-qui-item {
    background: #fff;
    padding: 16px 32px;
    border-radius: 30px;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.cas-typiques {
    padding: 80px 0;
}

.cas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.cas {
    padding: 30px;
    border: 1px solid var(--border);
    border-radius: 8px;
}

.cas h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.cas p {
    color: var(--gray);
    font-size: 15px;
}

.pas-cela {
    padding: 80px 0;
    background: var(--light);
}

.pas-cela-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.pas-cela-item {
    background: #fff;
    padding: 20px 24px;
    border-radius: 8px;
    font-weight: 500;
}

.process {
    padding: 80px 0;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.process-step {
    text-align: center;
}

.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--accent);
    color: #fff;
    font-size: 20px;
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: 16px;
}

.process-step h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.process-step p {
    color: var(--gray);
    font-size: 15px;
}

.delai {
    text-align: center;
    background: var(--light);
    padding: 24px;
    border-radius: 8px;
    font-size: 16px;
}

.faq {
    padding: 80px 0;
    background: var(--light);
}

.faq-item {
    max-width: 700px;
    margin: 0 auto 30px;
    padding: 24px;
    background: #fff;
    border-radius: 8px;
}

.faq-item:last-child {
    margin-bottom: 0;
}

.faq-item h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.faq-item p {
    color: var(--gray);
}

.cta-final {
    padding: 100px 0;
    background: var(--primary);
    color: #fff;
    text-align: center;
}

.cta-final h2 {
    font-size: 32px;
    margin-bottom: 16px;
}

.cta-final .price {
    font-size: 48px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 30px;
}

.cta-final .guarantee {
    margin-top: 20px;
    opacity: 0.8;
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 36px;
    }
    
    .hero-small h1 {
        font-size: 28px;
    }
    
    .hero-ctas {
        flex-direction: column;
        align-items: center;
    }
    
    .nav a {
        margin-left: 15px;
        font-size: 14px;
    }
    
    .offre-card {
        padding: 30px 20px;
    }
    
    .section-title {
        font-size: 28px;
    }
}