/* Variables */
:root {
    --color-primary: #2e8b57;
    --color-primary-dark: #1b5e3b;
    --color-primary-light: #e6f4ec;
    --color-accent: #1a73e8;
    --color-text: #1a1a1a;
    --color-text-light: #555;
    --color-text-muted: #777;
    --color-background: #fff;
    --color-background-alt: #f7f9fa;
    --color-border: #e0e4e8;
    --color-danger: #c0392b;
    --font-main: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --max-width: 900px;
    --spacing-section: 5rem;
    --radius: 8px;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 4px 20px rgba(0,0,0,0.12);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-main);
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-background);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3 {
    line-height: 1.3;
    margin-top: 0;
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 1.2rem;
    font-weight: 600;
}

p {
    margin-top: 0;
    margin-bottom: 1rem;
}

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

a:hover {
    text-decoration: underline;
}

ul, ol {
    padding-left: 1.5rem;
}

li {
    margin-bottom: 0.5rem;
}

strong {
    font-weight: 600;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.9rem 1.8rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius);
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.btn:hover {
    text-decoration: none;
    transform: translateY(-1px);
}

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

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

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

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

.hero .btn-secondary {
    color: #fff;
    border-color: rgba(255,255,255,0.6);
}

.hero .btn-secondary:hover {
    background-color: rgba(255,255,255,0.15);
}

.btn-large {
    padding: 1.1rem 2.2rem;
    font-size: 1.1rem;
}

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

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

.logo {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    color: var(--color-primary);
    text-decoration: none;
}

.header-cta {
    font-weight: 600;
    color: var(--color-text);
}

/* Hero */
.hero {
    padding: 6rem 0 7rem;
    text-align: center;
    background: url('ev-vision7.png') center center / cover no-repeat;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(10, 30, 20, 0.75) 0%,
        rgba(10, 30, 20, 0.65) 60%,
        rgba(10, 30, 20, 0.80) 100%
    );
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    margin-bottom: 1.5rem;
    color: #fff;
    text-shadow: 0 2px 12px rgba(0,0,0,0.4);
}

.tagline {
    font-size: 1.25rem;
    color: rgba(255,255,255,0.85);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.tagline strong {
    color: #fff;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.hero-proof {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.7);
    margin: 0;
}

/* Sections */
section {
    padding: var(--spacing-section) 0;
}

section:nth-child(even) {
    background-color: var(--color-background-alt);
}

/* Problem Section */
.problem-list {
    list-style: none;
    padding: 0;
    display: grid;
    gap: 1.5rem;
}

.problem-list li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    margin: 0;
}

.problem-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--color-background);
    border: 2px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.problem-list li div {
    flex: 1;
}

.problem-list li strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.problem-list li p {
    margin: 0;
    color: var(--color-text-light);
}

/* Solution Section */
.solution-intro {
    font-size: 1.15rem;
    max-width: 700px;
    margin-bottom: 2.5rem;
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.solution-card {
    background: var(--color-background);
    padding: 1.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.solution-card h3 {
    color: var(--color-primary-dark);
    margin-bottom: 0.5rem;
}

.solution-card p {
    margin: 0;
    color: var(--color-text-light);
}

/* Process Section */
.process-steps {
    list-style: none;
    padding: 0;
    counter-reset: none;
}

.process-steps li {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    margin-bottom: 2rem;
    position: relative;
}

.process-steps li:last-child {
    margin-bottom: 0;
}

.process-steps li:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 24px;
    top: 56px;
    width: 2px;
    height: calc(100% - 24px);
    background: var(--color-border);
}

.step-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
}

.process-steps li div {
    padding-top: 0.5rem;
}

.process-steps li strong {
    display: block;
    font-size: 1.15rem;
    margin-bottom: 0.25rem;
}

.process-steps li p {
    margin: 0;
    color: var(--color-text-light);
}

/* Deliverables Section */
.deliverables-list {
    background: var(--color-background);
    padding: 1.5rem 1.5rem 1.5rem 2.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    margin-bottom: 1.5rem;
}

.deliverables-list li {
    margin-bottom: 0.75rem;
}

.deliverables-list li:last-child {
    margin-bottom: 0;
}

.deliverables-note {
    background: var(--color-primary-light);
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    border-left: 4px solid var(--color-primary);
    margin: 0;
}

/* Comparison Section */
.comparison-intro {
    font-size: 1.15rem;
    font-style: italic;
    margin-bottom: 2rem;
}

.comparison-table {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.comparison-col {
    padding: 1.5rem;
    border-radius: var(--radius);
}

.comparison-col h3 {
    margin-bottom: 1rem;
}

.comparison-col ul {
    list-style: none;
    padding: 0;
}

.comparison-col li {
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

.comparison-col li:last-child {
    border-bottom: none;
}

.comparison-free {
    background: var(--color-background-alt);
    border: 1px solid var(--color-border);
}

.comparison-free h3 {
    color: var(--color-text-muted);
}

.comparison-quelve {
    background: var(--color-primary-light);
    border: 2px solid var(--color-primary);
}

.comparison-quelve h3 {
    color: var(--color-primary-dark);
}

.comparison-conclusion {
    text-align: center;
    font-size: 1.1rem;
    margin: 0;
}

/* Pricing Section */
.pricing-context {
    max-width: 500px;
    margin: 0 auto 2rem;
    text-align: center;
}

.pricing-context ul {
    list-style: none;
    padding: 0;
    color: var(--color-text-light);
}

.price-card {
    background-color: var(--color-background);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius);
    padding: 2.5rem;
    text-align: center;
    max-width: 450px;
    margin: 0 auto;
    box-shadow: var(--shadow-lg);
}

.price-original {
    font-size: 1.5rem;
    color: var(--color-text-muted);
    text-decoration: line-through;
    margin-bottom: 0.25rem;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    margin: 0 0 1.5rem 0;
    line-height: 1;
}

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

.promo {
    background-color: var(--color-background-alt);
    padding: 1rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
}

.promo p {
    margin: 0;
    color: var(--color-text-light);
}

.promo-code {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: monospace;
    color: var(--color-primary-dark);
    letter-spacing: 0.1em;
    margin-top: 0.5rem !important;
}

.price-comparison {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    font-style: italic;
    margin-bottom: 1.5rem;
}

/* Guarantee Section */
.guarantee {
    background: var(--color-primary-dark);
    color: #fff;
}

.guarantee-box {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.guarantee h2 {
    color: #fff;
}

.guarantee p {
    font-size: 1.1rem;
    margin: 0;
    opacity: 0.95;
}

/* FAQ Section */
.faq-list {
    margin: 0;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
    padding: 1.5rem 0;
}

.faq-item:first-child {
    padding-top: 0;
}

.faq-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.faq-item dt {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.faq-item dd {
    margin: 0;
    color: var(--color-text-light);
}

/* Final CTA Section */
.final-cta {
    text-align: center;
    background: var(--color-background-alt);
}

.final-cta h2 {
    margin-bottom: 0.5rem;
}

.final-cta p {
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
}

.phone-link {
    display: inline-block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.phone-link:hover {
    text-decoration: none;
    color: var(--color-primary-dark);
}

.cta-note {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* Footer */
footer {
    background-color: var(--color-text);
    color: var(--color-background);
    padding: var(--spacing-section) 0;
    text-align: center;
}

.logo-footer {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    margin-bottom: 1.5rem;
}

footer address {
    font-style: normal;
    line-height: 1.8;
    opacity: 0.9;
}

.siret {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    opacity: 0.7;
}

.legal {
    margin-top: 1rem;
    font-size: 0.85rem;
    opacity: 0.6;
}

/* Responsive */
@media (max-width: 700px) {
    :root {
        --spacing-section: 3.5rem;
    }

    h1 {
        font-size: 1.9rem;
    }

    h2 {
        font-size: 1.4rem;
    }

    body {
        font-size: 1rem;
    }

    .tagline {
        font-size: 1.1rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }

    .comparison-table {
        grid-template-columns: 1fr;
    }

    .price {
        font-size: 2.5rem;
    }

    .phone-link {
        font-size: 1.6rem;
    }

    .process-steps li:not(:last-child)::after {
        display: none;
    }
}