:root {
    --bg-primary: #0F172A;
    --bg-secondary: #1E293B;
    --bg-card: rgba(30, 41, 59, 0.7);
    --bg-card-hover: rgba(30, 41, 59, 0.9);
    
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    
    --accent: #6366F1;
    --accent-hover: #4F46E5;
    --accent-glow: rgba(99, 102, 241, 0.25);
    
    --border: #334155;
    --border-light: rgba(255, 255, 255, 0.1);
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    
    --shadow-subtle: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.3);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 100%;
    max-width: 760px;
    margin: 0 auto;
    padding: 0 20px;
}

/* TOP BANNER */
.top-banner {
    background: linear-gradient(90deg, #1E1B4B 0%, #312E81 50%, #1E1B4B 100%);
    color: #C7D2FE;
    font-size: 0.78rem;
    font-weight: 500;
    text-align: center;
    padding: 8px 16px;
    border-bottom: 1px solid rgba(99, 102, 241, 0.3);
}

/* NAVBAR */
.navbar {
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}

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

.logo {
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: #FFFFFF;
}

.logo span {
    color: var(--accent);
}

.header-badge {
    font-size: 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 4px 10px;
    border-radius: 20px;
    color: var(--text-secondary);
}

/* HERO SECTION */
.hero-section {
    padding: 45px 0 35px;
    text-align: center;
}

.pill-kicker {
    display: inline-block;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: #818CF8;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 30px;
    margin-bottom: 20px;
}

h1 {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 18px;
    letter-spacing: -0.5px;
}

.highlight {
    background: linear-gradient(135deg, #818CF8 0%, #C084FC 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0 auto 35px;
}

/* CARD CAPTURE LEAD */
.card-lead {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    box-shadow: var(--shadow-subtle);
    text-align: left;
}

.card-header h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: #FFFFFF;
}

.card-header p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 22px;
}

.lead-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.input-wrapper input {
    width: 100%;
    padding: 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: #FFFFFF;
    font-size: 0.95rem;
    outline: none;
    transition: all 0.2s;
}

.input-wrapper input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.btn-primary {
    width: 100%;
    padding: 16px 24px;
    background: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%);
    color: #FFFFFF;
    font-size: 1rem;
    font-weight: 700;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: var(--shadow-glow);
    text-align: center;
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.5);
}

.reassurance-bar {
    text-align: center;
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 14px;
}

.form-feedback {
    padding: 12px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    margin-top: 10px;
    text-align: center;
}

.form-feedback.success {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid #10B981;
    color: #34D399;
}

.form-feedback.error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid #EF4444;
    color: #F87171;
}

.hidden { display: none; }

/* SECTIONS COMMMUNES */
.section-header {
    text-align: center;
    margin-bottom: 35px;
}

.section-tag {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 8px;
    display: block;
}

.section-header h2 {
    font-size: 1.7rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 10px;
}

.section-header p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* SYMPTÔMES GRID */
.symptoms-section {
    padding: 50px 0;
    border-top: 1px solid var(--border-light);
}

.symptoms-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.symptom-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 24px;
    transition: border-color 0.2s;
}

.symptom-card:hover {
    border-color: var(--accent);
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.symptom-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.symptom-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* TIMELINE PROTOCOLE */
.protocol-section {
    padding: 50px 0;
    border-top: 1px solid var(--border-light);
}

.days-timeline {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.day-item {
    display: flex;
    align-items: center;
    gap: 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 18px;
}

.day-number {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--accent);
    background: rgba(99, 102, 241, 0.15);
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.day-content h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.day-content p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

/* OFFRE CARD */
.offer-section {
    padding: 60px 0;
}

.offer-card {
    background: linear-gradient(180deg, #1E293B 0%, #0F172A 100%);
    border: 2px solid var(--accent);
    border-radius: var(--radius-lg);
    padding: 40px 28px;
    text-align: center;
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.2);
    position: relative;
}

.offer-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #FFFFFF;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 4px 16px;
    border-radius: 20px;
}

.price-box {
    margin: 16px 0;
}

.currency {
    font-size: 1.5rem;
    font-weight: 700;
    vertical-align: top;
}

.price {
    font-size: 3.5rem;
    font-weight: 900;
    color: #FFFFFF;
}

.price-period {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: block;
}

.offer-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.offer-list {
    text-align: left;
    list-style: none;
    margin: 0 0 30px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.offer-list li {
    font-size: 0.92rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.offer-reassurance {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 16px;
}

/* FAQ */
.faq-section {
    padding: 40px 0 60px;
}

.faq-grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px;
}

.faq-card h4 {
    font-size: 0.98rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.faq-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

/* FOOTER */
footer {
    padding: 35px 0;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-logo {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: #FFFFFF;
    margin-bottom: 8px;
}

.footer-links {
    margin-top: 10px;
}

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

@media (min-width: 640px) {
    h1 { font-size: 2.7rem; }
    .symptoms-grid { grid-template-columns: repeat(3, 1fr); }
}