/* =================================
   Feel Good Monte-Carlo
   Neuroarchitecture d'Intérieur Inclusive
   ================================= */

/* ========== Variables & Reset ========== */
:root {
    /* Colors - Palette apaisante et premium */
    --primary-color: #2c5f6f;
    --primary-light: #4a8a9e;
    --primary-dark: #1a3d47;
    --secondary-color: #d4a574;
    --accent-color: #8fa89e;
    
    --text-dark: #1a1a1a;
    --text-medium: #4a4a4a;
    --text-light: #7a7a7a;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --bg-dark: #2a2a2a;
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Playfair Display', serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 20px;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.7;
    background-color: var(--bg-white);
    overflow-x: hidden;
}

/* ========== Typography ========== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.3;
    font-weight: 600;
}

h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

h4 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1rem;
}

/* ========== Utilities ========== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* ========== Navigation ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.nav-brand h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin: 0;
}

.nav-tagline {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 300;
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-medium);
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.95rem;
}

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

.btn-nav-cta {
    background: var(--primary-color);
    color: white !important;
    padding: 10px 25px;
    border-radius: 30px;
    transition: var(--transition);
}

.btn-nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

/* ========== Hero Section ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e8f1f3 0%, #f5f8f9 50%, #eef4f6 100%);
    padding: 120px 20px 80px;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(44, 95, 111, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(212, 165, 116, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
}

.hero-label {
    display: inline-block;
    padding: 8px 20px;
    background: var(--primary-color);
    color: white;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-radius: 30px;
    margin-bottom: 2rem;
}

.hero-title {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--text-medium);
    margin-bottom: 2rem;
    font-weight: 400;
    line-height: 1.6;
}

.hero-impact {
    font-size: 1.1rem;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 3rem;
    line-height: 1.6;
}

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

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.6;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ========== Buttons ========== */
.btn {
    display: inline-block;
    padding: 16px 40px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-family: var(--font-primary);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(44, 95, 111, 0.3);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.btn-full {
    width: 100%;
}

/* ========== Sections ========== */
.section-title,
.section-title-alt,
.section-title-light {
    font-size: 2.8rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.section-title-light {
    color: white;
}

.section-intro,
.section-intro-light {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-medium);
    max-width: 800px;
    margin: 0 auto 4rem;
    line-height: 1.8;
}

.section-intro-light {
    color: rgba(255, 255, 255, 0.9);
}

/* ========== Promesse Section ========== */
.promesse {
    padding: var(--section-padding);
    background: white;
    text-align: center;
}

.promesse-content {
    max-width: 900px;
    margin: 0 auto 4rem;
}

.promesse-text {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.promesse-text-big {
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--primary-color);
    line-height: 1.4;
    margin-bottom: 2rem;
    font-family: var(--font-heading);
}

.promesse-description {
    font-size: 1.2rem;
    color: var(--text-medium);
    line-height: 1.8;
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: var(--transition);
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.gallery-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(44, 95, 111, 0.9), transparent);
    padding: 2rem 1.5rem 1.5rem;
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay p {
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

/* ========== Pour Qui Section ========== */
.pour-qui {
    padding: var(--section-padding);
    background: var(--bg-light);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.card {
    background: white;
    padding: 3rem 2rem;
    border-radius: 20px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    text-align: center;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.12);
}

.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.card h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.card p {
    color: var(--text-medium);
    line-height: 1.7;
    margin: 0;
}

.cta-section {
    text-align: center;
    margin-top: 3rem;
}

/* ========== Pourquoi Section ========== */
.pourquoi {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.pourquoi-intro {
    font-size: 1.5rem;
    margin-bottom: 3rem;
    opacity: 0.95;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto 3rem;
}

.impact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.impact-item i {
    font-size: 3rem;
    color: var(--secondary-color);
}

.impact-item span {
    font-size: 1.2rem;
    font-weight: 500;
}

.pourquoi-conclusion {
    font-size: 1.4rem;
    font-weight: 600;
    max-width: 700px;
    margin: 3rem auto 0;
    line-height: 1.6;
}

/* ========== Unique Section ========== */
.unique {
    padding: var(--section-padding);
    background: white;
}

.unique-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.unique-item {
    position: relative;
    padding: 2.5rem 2rem;
    background: var(--bg-light);
    border-radius: 15px;
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.unique-item:hover {
    background: white;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transform: translateX(10px);
}

.unique-number {
    position: absolute;
    top: -15px;
    left: 20px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 700;
}

.unique-item h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    margin-top: 1.5rem;
}

.unique-item p {
    color: var(--text-medium);
    line-height: 1.7;
    margin: 0;
}

/* ========== Méthode Section ========== */
.methode {
    padding: var(--section-padding);
    background: var(--bg-light);
}

.methode-timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.methode-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 40px;
    bottom: 40px;
    width: 3px;
    background: var(--primary-color);
}

.methode-step {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.step-circle {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
    position: relative;
    z-index: 2;
    box-shadow: 0 5px 20px rgba(44, 95, 111, 0.3);
}

.step-content {
    flex: 1;
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.08);
}

.step-content h4 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.step-content p {
    color: var(--text-medium);
    margin: 0;
    line-height: 1.7;
}

/* ========== Services Section ========== */
.services {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.service-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2.5rem 2rem;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.service-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.service-item i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.service-item h4 {
    color: white;
    font-size: 1.1rem;
    line-height: 1.5;
    margin: 0;
}

/* ========== Contact Section ========== */
.contact {
    padding: var(--section-padding);
    background: var(--bg-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    padding-right: 2rem;
}

.contact-description {
    font-size: 1.15rem;
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: 3rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-method {
    display: flex;
    align-items: start;
    gap: 1.5rem;
}

.contact-method i {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-top: 5px;
}

.contact-method h4 {
    color: var(--primary-color);
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
}

.contact-method p {
    color: var(--text-medium);
    margin: 0;
}

/* ========== Contact Form ========== */
.contact-form-wrapper {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.1);
}

.contact-form h4 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--bg-light);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin: 0;
    cursor: pointer;
}

.checkbox-group label {
    margin: 0;
    font-weight: 400;
    cursor: pointer;
}

.form-notice {
    font-size: 0.85rem;
    color: var(--text-light);
    text-align: center;
    margin-top: 1rem;
    margin-bottom: 0;
}

/* ========== Footer ========== */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    color: white;
    margin-bottom: 0.5rem;
    font-size: 1.8rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.25rem;
}

.footer-tagline {
    color: var(--secondary-color);
    font-weight: 600;
}

.footer-links h4 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.footer-social h4 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icons a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-icons a:hover {
    background: var(--primary-color);
    transform: translateY(-5px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-ethique {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    line-height: 1.6;
    max-width: 900px;
    margin: 0 auto 1.5rem;
    font-style: italic;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    margin: 0;
}

/* ========== Responsive Design ========== */
@media (max-width: 968px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.15rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .unique-grid {
        grid-template-columns: 1fr;
    }
    
    .methode-timeline::before {
        left: 20px;
    }
    
    .step-circle {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

@media (max-width: 640px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .hero {
        padding: 100px 20px 60px;
        min-height: auto;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-impact {
        font-size: 0.95rem;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn {
        padding: 14px 30px;
    }
    
    .section-title,
    .section-title-alt,
    .section-title-light {
        font-size: 2rem;
    }
    
    .promesse-text-big {
        font-size: 1.6rem;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .impact-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 2rem 1.5rem;
    }
    
    .contact-info {
        padding-right: 0;
    }
    
    .methode-step {
        gap: 1rem;
    }
    
    .step-content {
        padding: 1.5rem;
    }
}

/* ========== Animations ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* ========== Accessibility ========== */
*:focus {
    outline: 3px solid var(--primary-light);
    outline-offset: 2px;
}

button:focus,
a:focus {
    outline: 3px solid var(--primary-light);
}

/* ========== Print Styles ========== */
@media print {
    .navbar,
    .scroll-indicator,
    .footer {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
}