/* Design System Solindia - Fidèle à la Maquette Lovable */
:root {
    --bg-color: #FAF8F5;       /* Fond crème ultra-propre et doux */
    --text-color: #2E3330;     /* Ardoise foncé pour la lecture */
    --text-light: #5E6460;     /* Gris de soutien */
    
    /* Couleurs de la Charte */
    --primary-color: #1A5F43;  /* Vert forêt d'origine #1A5F43 */
    --primary-hover: #134631;
    --accent-color: #D07052;   /* Terracotta */
    --yellow-color: #EAA82C;   /* Jaune d'or chaud du logo ("Sol") */
    --yellow-light: #FEF9F0;   /* Fond jaune très clair */
    --yellow-border: #F3DFC1;
    
    --card-bg: #FFFFFF;
    --border-color: #E8E4DC;   /* Bordures ultra-fines de la maquette */
    --card-shadow: 0 4px 20px rgba(46, 51, 48, 0.03);
    
    /* Fonts */
    --font-title: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition: all 0.25s ease-in-out;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    line-height: 1.5;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

/* Layout Containers */
.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px auto;
}

.section-header h2 {
    margin-top: 10px;
    margin-bottom: 12px;
}

.section-header p {
    color: var(--text-light);
    font-size: 1.05rem;
}

/* Typography Details */
h1, h2, h3, h4 {
    font-family: var(--font-title);
    font-weight: 600;
    letter-spacing: -0.01em;
}

h1 {
    font-size: 3.25rem;
    line-height: 1.15;
    color: var(--primary-color);
    margin-bottom: 24px;
}

h2 {
    font-size: 2.25rem;
    line-height: 1.2;
    color: var(--primary-color);
}

h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    font-weight: 600;
}

.highlight-serif {
    font-family: Georgia, serif;
    font-style: italic;
    font-weight: 400;
    color: var(--primary-color);
}

/* Badges */
.badge-category {
    display: inline-block;
    color: var(--primary-color);
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background-color: var(--yellow-light);
    border: 1px solid var(--yellow-border);
    color: #C27D18;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 20px;
}

.badge-icon {
    stroke: #C27D18;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 26px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

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

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

.btn-secondary:hover {
    border-color: var(--primary-color);
    background-color: rgba(26, 95, 67, 0.03);
}

.btn-accent {
    background: #F59E0D;
    color: #fff;
    border: 2px solid #F59E0D;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}
.btn-accent:hover {
    background: #D97706;
    border-color: #D97706;
    transform: translateY(-1px);
}

.btn-block {
    display: flex;
    width: 100%;
}

.btn-demo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: transparent;
    color: var(--text-color);
    border: 1px solid var(--border-color);
    padding: 10px 20px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    align-self: flex-start;
}

.btn-demo:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-demo svg {
    fill: currentColor;
}

/* Header & Nav */
.header {
    background-color: rgba(250, 248, 245, 0.96);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
    padding: 14px 0;
}

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

.logo-img {
    height: 48px;
    width: 220px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.hamburger {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--primary-color);
    position: relative;
}

.hamburger::before, .hamburger::after {
    content: '';
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--primary-color);
    position: absolute;
    transition: var(--transition);
}

.hamburger::before { top: -6px; }
.hamburger::after { bottom: -6px; }

.nav-list {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 28px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-color);
    transition: var(--transition);
}

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

.nav-cta {
    padding: 8px 18px;
    font-size: 0.9rem;
    color: #FFFFFF !important;
}

/* Hero Section */
.hero {
    padding: 100px 0 60px 0;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 80px;
    align-items: center;
}

.hero-badge {
    margin-bottom: 16px;
}

.hero-content .subtitle {
    font-size: 1.15rem;
    color: var(--text-light);
    margin-bottom: 32px;
    max-width: 600px;
}

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

.hero-pillars {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.pillar-card {
    background-color: var(--card-bg);
    padding: 20px 24px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    display: flex;
    gap: 16px;
    align-items: flex-start;
    transition: var(--transition);
}

.pillar-card:hover {
    border-color: var(--primary-color);
    transform: translateX(4px);
}

.pillar-icon {
    width: 38px;
    height: 38px;
    background-color: #EBF5F0;
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pillar-text h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.pillar-text p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Tools Banner */
.tools-banner {
    padding: 24px 0;
    background-color: #F1ECE3;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.tools-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.reassurance-badge {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary-color);
    background-color: #E5DDD1;
    padding: 6px 14px;
    border-radius: 20px;
    letter-spacing: 0.02em;
}

.tools-logos {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.tool-logo-dot {
    font-family: var(--font-title);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--primary-color);
    opacity: 0.8;
}

/* Calculator Section */
.simulator {
    background-color: #FAF8F5;
}

.simulator-layout {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 50px;
    align-items: start;
}

.simulator-inputs {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 30px;
}

.simulator-inputs h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-card {
    padding: 14px 18px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-color);
    display: flex;
    align-items: center;
    gap: 14px;
    cursor: pointer;
    position: relative;
    user-select: none;
    transition: var(--transition);
}

.checkbox-card:hover {
    border-color: var(--primary-color);
}

.checkbox-card input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: relative;
    height: 20px;
    width: 20px;
    background-color: #FFFFFF;
    border-radius: 50%; /* Bouton radio / Cercle comme maquette */
    border: 2px solid var(--border-color);
    flex-shrink: 0;
    transition: var(--transition);
}

.checkbox-card input:checked ~ .checkmark {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.checkmark::after {
    content: "";
    position: absolute;
    display: none;
    left: 6px;
    top: 3px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-card input:checked ~ .checkmark::after {
    display: block;
}

.task-label {
    display: flex;
    justify-content: space-between;
    width: 100%;
    font-size: 0.9rem;
    font-weight: 500;
}

.task-time {
    color: var(--text-light);
    font-weight: 500;
}

/* Result Card */
.result-card {
    background-color: #EBF5F0; /* Vert très doux de la maquette */
    border: 1px solid #D2E7DC;
    padding: 40px 30px;
    border-radius: var(--border-radius);
    text-align: center;
}

.result-badge {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--primary-color);
    opacity: 0.8;
}

.result-value {
    margin: 20px 0;
}

#hours-value {
    font-family: var(--font-title);
    font-weight: 700;
    font-size: 4.5rem;
    line-height: 1;
    color: var(--primary-color);
    display: block;
}

.result-unit {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text-light);
}

.result-divider {
    border: none;
    border-top: 1px solid #D2E7DC;
    margin: 24px 0;
}

.result-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
}

.result-grid-item {
    display: flex;
    flex-direction: column;
}

.grid-num {
    font-family: var(--font-title);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.grid-label {
    font-size: 0.8rem;
    color: var(--text-light);
}

.cost-box {
    background-color: var(--yellow-light);
    border: 1px solid var(--yellow-border);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 24px;
}

.cost-title {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: #C27D18;
    display: block;
    margin-bottom: 8px;
}

.cost-main {
    font-size: 1.05rem;
    color: var(--text-color);
    margin-bottom: 4px;
}

.cost-main strong {
    font-family: var(--font-title);
    font-size: 1.35rem;
    color: var(--primary-color);
}

.cost-sub {
    font-size: 0.75rem;
    color: var(--text-light);
    display: block;
}

.result-footer-text {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 20px;
}

/* Offers Grid */
.offers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.offer-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 36px 24px;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: var(--transition);
}

.offer-card:hover {
    border-color: var(--secondary-color);
    transform: translateY(-2px);
}

.card-badge {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--text-light);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.offer-header h3 {
    font-size: 1.35rem;
    margin-bottom: 12px;
}

.offer-desc {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.4;
    min-height: 50px;
    margin-bottom: 24px;
}

.offer-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 30px;
}

.offer-features li {
    font-size: 0.85rem;
    color: var(--text-color);
    padding-left: 20px;
    position: relative;
    line-height: 1.35;
}

.offer-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

.price-box {
    margin-top: auto;
    margin-bottom: 20px;
}

.offer-price {
    font-family: var(--font-title);
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price-period {
    font-size: 0.8rem;
    color: var(--text-light);
}

.offer-card .btn {
    width: 100%;
}

/* Card 2 Popular */
.offer-card.popular {
    border-color: var(--primary-color);
    border-width: 2px;
}

.popular-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary-color);
    color: #FFFFFF;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 20px;
    letter-spacing: 0.02em;
}

.card-badge-dark {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--primary-color);
    text-transform: uppercase;
    margin-bottom: 12px;
    display: block;
}

/* Use Cases */
.use-cases {
    background-color: #F3EFE9;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.case-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 36px 28px;
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: var(--transition);
}

.case-card:hover {
    border-color: var(--secondary-color);
}

.case-badge {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: 0.05em;
}

.case-card h3 {
    font-size: 1.3rem;
}

.case-body {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.case-meta-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.meta-title {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.8;
}

.case-meta-group p {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.4;
}

.case-gain {
    font-weight: 600;
    color: #C27D18;
    background-color: var(--yellow-light);
    border: 1px solid var(--yellow-border);
    padding: 8px 16px;
    border-radius: 8px;
    align-self: flex-start;
    font-size: 0.85rem;
    margin-top: auto;
}

/* About Section */
.about-container {
    max-width: 860px;
    margin: 0 auto;
}

.about-content h2 {
    margin-bottom: 20px;
}

.about-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 16px;
    line-height: 1.7;
}

.about-quote-box {
    background-color: #FAF8F5;
    border: 1px solid var(--border-color);
    padding: 24px;
    border-radius: var(--border-radius);
    margin: 24px 0;
    position: relative;
}

.about-quote-box p {
    font-family: var(--font-title);
    font-weight: 500;
    font-size: 1.05rem;
    font-style: italic;
    color: var(--primary-color);
    line-height: 1.4;
    position: relative;
    z-index: 1;
    margin-bottom: 12px;
}

.about-quote-box cite {
    font-size: 0.8rem;
    color: var(--text-light);
    font-style: normal;
    font-weight: 600;
}

.about-stats-row {
    display: flex;
    gap: 40px;
    margin-top: 30px;
}

.stat-col {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.stat-val {
    font-family: var(--font-title);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

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

.faq-question {
    width: 100%;
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    font-family: var(--font-title);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--primary-color);
    text-align: left;
    cursor: pointer;
}

.faq-arrow {
    font-size: 1.15rem;
    color: var(--text-light);
    transition: var(--transition);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease-out;
}

.faq-answer p {
    padding-bottom: 24px;
    color: var(--text-light);
    font-size: 0.95rem;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-item.active .faq-arrow {
    transform: rotate(180deg);
}

/* Contact Section */
.contact {
    background-color: #F3EFE9;
}

.contact-container {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 80px;
    align-items: start;
}

.contact-info h2 {
    margin-bottom: 16px;
}

.contact-subtitle-text {
    color: var(--text-light);
    font-size: 1.05rem;
    margin-bottom: 36px;
}

.contact-cards-stack {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-info-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 20px 24px;
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.card-info-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-light);
    text-transform: uppercase;
}

.card-info-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
}

.contact-form-box {
    background-color: var(--card-bg);
    padding: 40px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-color);
}

.form-group input, .form-group textarea {
    padding: 10px 14px;
    font-size: 0.9rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-color);
    font-family: var(--font-body);
}

.form-group input::placeholder, .form-group textarea::placeholder {
    color: #A0A5A1;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: #FFFFFF;
}

.textarea-group {
    grid-column: span 2;
}

.btn-submit {
    align-self: flex-start;
    padding: 12px 28px;
}

.form-legal-note {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 8px;
}

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

.footer-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-logo {
    height: 48px;
    width: 220px;
    align-self: flex-start;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    opacity: 0.7;
    font-size: 0.9rem;
    max-width: 320px;
}

.footer-links {
    display: flex;
    justify-content: flex-end;
    gap: 60px;
}

.footer-col h4 {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    opacity: 0.8;
    margin-bottom: 16px;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col ul li a {
    font-size: 0.85rem;
    opacity: 0.6;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    opacity: 1;
    color: var(--yellow-color);
}

.footer-bottom {
    margin-top: 30px;
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    opacity: 0.5;
}

/* Media Queries for Responsiveness */
@media (max-width: 992px) {
    h1 { font-size: 2.5rem; }
    
    .hero-container, .about-container, .contact-container, .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .simulator-layout {
        grid-template-columns: 1fr;
    }
    
    .offers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        justify-content: flex-start;
    }
    
    .about-image-wrapper {
        max-width: 380px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    section {
        padding: 50px 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--bg-color);
        border-bottom: 1px solid var(--border-color);
        padding: 24px;
        box-shadow: 0 8px 16px rgba(0,0,0,0.04);
    }
    
    .nav.active {
        display: block;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 16px;
        align-items: stretch;
    }
    
    .nav-cta {
        display: flex;
    }
    
    .offers-grid {
        grid-template-columns: 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .textarea-group {
        grid-column: span 1;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 30px;
    }
}