/* ========================================
   Reset & Base Styles
   ======================================== */

:root {
    /* KÉLUA ADVICE - Charte graphique */
    /* Colors */
    --color-black: #000000;
    --color-white: #FFFFFF;
    --color-beige: #E7DCCF;
    --color-gold: #C8A764;

    /* Semantic colors */
    --color-primary: var(--color-black);
    --color-secondary: var(--color-gold);
    --color-accent: var(--color-beige);
    --color-background: var(--color-white);
    --color-background-alt: var(--color-beige);

    /* Text colors */
    --color-text-primary: var(--color-black);
    --color-text-secondary: #4a4a4a;
    --color-text-light: #666666;
    --color-text-on-dark: var(--color-white);

    /* Typography - Premium style */
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Lato', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-primary: var(--font-sans);
    --font-heading: var(--font-serif);
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Spacing - Premium spacing system */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    --spacing-xxl: 8rem;

    /* Transitions - Smooth & elegant */
    --transition-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);

    /* Shadows - Naturelles et douces (inspiré L'Archer Group) */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 6px 6px 9px rgba(0, 0, 0, 0.2);        /* Style L'Archer */
    --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.15);
    --shadow-gold: 0 6px 20px rgba(200, 167, 100, 0.3);

    /* Border radius - Premium et subtil */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-pill: 9999px;                               /* Boutons arrondis pill */
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.8;                                    /* Plus aéré comme L'Archer */
    color: var(--color-text-primary);
    background-color: var(--color-background);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: 0.01em;                              /* Légère espacement des lettres */

    /* Background image - ville moderne */
    background-image: linear-gradient(rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.88)), url('/city-background.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

/* Import Google Fonts - Premium typography */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Lato:wght@300;400;500;600;700&display=swap');

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-base);
}

ul {
    list-style: none;
}

/* ========================================
   Container & Layout
   ======================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========================================
   Header & Navigation
   ======================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-base);
}

.site-header.scrolled {
    padding: var(--spacing-xs) 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

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

.logo h1 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 2px;
}

.main-nav ul {
    display: flex;
    gap: var(--spacing-md);
}

.main-nav a {
    font-size: 0.95rem;
    font-weight: var(--font-weight-medium);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-bottom: 2px solid transparent;
    transition: all var(--transition-base);
}

.main-nav a:hover {
    border-bottom-color: var(--color-gold);
    color: var(--color-gold);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-black);
    transition: all var(--transition-base);
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ========================================
   Hero Section with Video
   ======================================== */

.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Sur desktop, aligner la vidéo légèrement vers le haut pour montrer la tête de la personne */
@media (min-width: 1024px) {
    .video-container video {
        object-position: center 30%;
    }
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(200, 167, 100, 0.4), rgba(200, 167, 100, 0.2)),
                linear-gradient(135deg, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.2));
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--color-white);
}

.hero-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

.hero-title.delay-1 {
    animation-delay: 0.3s;
}

.hero-title.delay-2 {
    animation-delay: 0.6s;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Section Styles
   ======================================== */

.section-content {
    padding: var(--spacing-lg) 0;                       /* 3rem = 48px */
}

.section-content.alt-bg {
    background-color: var(--color-background-alt);
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.section-intro h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-bold);
    font-family: var(--font-heading);
    color: var(--color-text-primary);
}

.lead {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
}

/* ========================================
   Pillars Grid
   ======================================== */

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.pillar-card {
    background: var(--color-background);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: none;                                        /* Plus épuré sans bordure */
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    text-align: center;
}

.pillar-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);                       /* Ombre L'Archer au hover */
    border-color: transparent;
}

.pillar-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.pillar-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-heading);
    color: var(--color-text-primary);
}

.pillar-card p {
    color: var(--color-text-secondary);
}

/* ========================================
   Section Split Layout
   ======================================== */

.section-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.section-split.reverse {
    direction: rtl;
}

.section-split.reverse > * {
    direction: ltr;
}

.section-text h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-heading);
    color: var(--color-text-primary);
}

.section-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.services-list {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-md);
}

.services-list li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 1.05rem;
    color: var(--color-text-primary);
}

.services-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--color-gold);
    font-weight: bold;
}

.image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--color-beige), var(--color-gold));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-on-dark);
    font-size: 1.2rem;
}

/* ========================================
   Buttons
   ======================================== */

.btn-primary {
    display: inline-block;
    padding: calc(0.667em + 2px) calc(1.333em + 2px);   /* Style L'Archer */
    background-color: var(--color-gold);
    color: var(--color-white);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-pill);                   /* Bouton pill arrondi */
    border: 2px solid var(--color-gold);
    transition: all var(--transition-base);
    margin-top: var(--spacing-md);
    text-transform: none;                                /* Pas de majuscules forcées */
    letter-spacing: 0.3px;
    font-size: 1rem;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--color-gold);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.btn-secondary {
    display: inline-block;
    padding: calc(0.667em + 2px) calc(1.333em + 2px);   /* Style L'Archer */
    background-color: transparent;
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-pill);                   /* Bouton pill arrondi */
    border: 2px solid var(--color-text-primary);
    transition: all var(--transition-base);
    margin-top: var(--spacing-md);
    text-transform: none;                                /* Pas de majuscules forcées */
    letter-spacing: 0.3px;
    font-size: 1rem;
    cursor: pointer;
}

.btn-secondary:hover {
    background-color: var(--color-text-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ========================================
   Foundation Section
   ======================================== */

.section-centered {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.foundation-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.stat-item {
    padding: var(--spacing-md);
}

.stat-number {
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    font-family: var(--font-heading);
    color: var(--color-gold);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 1rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ========================================
   Compliance Section
   ======================================== */

.compliance-section {
    background: linear-gradient(135deg, var(--color-black), #1a1a1a);
    color: var(--color-text-on-dark);
}

.compliance-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.compliance-content h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-heading);
    font-weight: var(--font-weight-semibold);
}

.compliance-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.certifications {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.cert-badge {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 6px;
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-base);
}

.cert-badge:hover {
    background-color: var(--color-gold);
    border-color: var(--color-gold);
}

/* ========================================
   Footer
   ======================================== */

.site-footer {
    background-color: var(--color-black);
    color: var(--color-text-on-dark);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-column h3,
.footer-column h4 {
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-bold);
}

.footer-column p {
    opacity: 0.8;
    line-height: 1.8;
}

.footer-column ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-column a {
    opacity: 0.8;
    transition: opacity var(--transition-base);
}

.footer-column a:hover {
    opacity: 1;
    color: var(--color-gold);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-links a {
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    transition: all var(--transition-base);
}

.social-links a:hover {
    background-color: var(--color-gold);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    opacity: 0.8;
}

.legal-links {
    display: flex;
    gap: var(--spacing-md);
}

.legal-links a:hover {
    color: var(--color-gold);
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 768px) {
    /* Mobile Menu */
    .mobile-menu-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-white);
        box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
        transition: right var(--transition-base);
        z-index: 1000;
        padding-top: 80px;
    }

    .main-nav.active {
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 0;
        padding: 0;
    }

    .main-nav li {
        border-bottom: 1px solid var(--color-beige);
    }

    .main-nav a {
        display: block;
        padding: 1rem 1.5rem;
        border-bottom: none;
    }

    .header-content {
        justify-content: space-between;
    }

    .logo h1 {
        font-size: 1.2rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-split,
    .section-split.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
        gap: var(--spacing-md);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }

    .pillars-grid {
        grid-template-columns: 1fr;
    }

    .foundation-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-xs);
    }

    .stat-item {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .section-content {
        padding: var(--spacing-sm) 0;
    }

    .hero-section {
        min-height: 500px;
    }
}

/* ========================================
   Animations & Utilities
   ======================================== */

.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1),
                transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Lead Magnet Popup
   ======================================== */

.popup-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.popup-container.show {
    opacity: 1;
    visibility: visible;
}

.popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    cursor: pointer;
}

.popup-content {
    position: relative;
    background: var(--color-white);
    max-width: 550px;
    width: 90%;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    animation: popupSlideIn 0.4s ease-out;
}

@keyframes popupSlideIn {
    from {
        transform: translateY(-50px) scale(0.9);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.popup-body {
    padding: 2.5rem;
}

.close-popup {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: color var(--transition-base);
    line-height: 1;
    padding: 0.5rem;
}

.close-popup:hover {
    color: var(--color-black);
}

.lead-magnet-form input[type="text"],
.lead-magnet-form input[type="email"] {
    transition: border-color var(--transition-base);
}

.lead-magnet-form input[type="text"]:focus,
.lead-magnet-form input[type="email"]:focus {
    outline: none;
    border-color: var(--color-gold);
}

/* ========================================
   WhatsApp Floating Button
   ======================================== */

.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    z-index: 9997;
    transition: all var(--transition-base);
    animation: pulse 2s ease-in-out infinite;
    padding: 12px;
}

.whatsapp-float img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.7), 0 0 0 10px rgba(37, 211, 102, 0.1);
    }
}