/*!
 * Vertical Evolution - Modern CSS
 * Version améliorée, responsive et moderne
 * Editor: Eloi BERLINGER
 * Version: 2.0
 */

/* ============================================
   CSS VARIABLES (Design Tokens)
   ============================================ */
:root {
    /* Colors */
    --color-primary: #0073A7;
    --color-primary-dark: #005f8a;
    --color-primary-light: #0099d4;
    --color-secondary: #FF6B35;
    --color-accent: #4ECDC4;
    
    --color-bg: #FFFFFF;
    --color-bg-light: #F8F9FA;
    --color-bg-dark: #F3F3F3;
    
    --color-text: #212529;
    --color-text-light: #6C757D;
    --color-text-muted: #ADB5BD;
    
    --color-success: #28A745;
    --color-error: #DC3545;
    --color-warning: #FFC107;
    --color-info: #17A2B8;
    
    --color-border: #DEE2E6;
    --color-border-light: #E9ECEF;
    
    /* Typography */
    --font-primary: 'Poppins-Regular', 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-secondary: 'open-sans-condensed', 'Open Sans', sans-serif;
    
    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-base: 1rem;     /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.25rem;    /* 20px */
    --font-size-2xl: 1.5rem;    /* 24px */
    --font-size-3xl: 1.875rem;  /* 30px */
    --font-size-4xl: 2.25rem;   /* 36px */
    --font-size-5xl: 3rem;      /* 48px */
    
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Spacing */
    --spacing-xs: 0.25rem;   /* 4px */
    --spacing-sm: 0.5rem;    /* 8px */
    --spacing-md: 1rem;      /* 16px */
    --spacing-lg: 1.5rem;    /* 24px */
    --spacing-xl: 2rem;      /* 32px */
    --spacing-2xl: 3rem;     /* 48px */
    --spacing-3xl: 4rem;     /* 64px */
    --spacing-4xl: 6rem;     /* 96px */
    
    /* Border Radius */
    --radius-sm: 0.25rem;    /* 4px */
    --radius-md: 0.5rem;     /* 8px */
    --radius-lg: 0.75rem;    /* 12px */
    --radius-xl: 1rem;       /* 16px */
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
    
    /* Layout */
    --container-max-width: 1200px;
    --navbar-height: 80px;
    --navbar-height-mobile: 70px;
}

/* ============================================
   FONT FACES
   ============================================ */
@font-face {
    font-family: 'Poppins-Regular';
    src: url('../src/fonts/Poppins/Poppins-Regular.ttf') format('truetype');
    font-display: swap;
}

@font-face {
    font-family: 'open-sans-condensed';
    src: url('../src/fonts/open-sans-condensed/OpenSans-CondLight.ttf') format('truetype');
    size-adjust: 130%;
    font-display: swap;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-bg-light);
    -webkit-tap-highlight-color: transparent;
    overflow-x: hidden;
}

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

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

a:hover {
    color: var(--color-primary-dark);
}

/* ============================================
   CONTAINER
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar-area {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--color-primary);
    box-shadow: var(--shadow-md);
    transition: box-shadow var(--transition-base);
}

.navbar-area.scrolled {
    box-shadow: var(--shadow-lg);
}

.site-navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: var(--navbar-height);
    padding: 0 var(--spacing-md);
}

.site-logo {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm);
    transition: transform var(--transition-fast);
}

.site-logo:hover {
    transform: scale(1.05);
}

.site-logo img {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.site-navbar ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-xs);
}

.site-navbar ul li a {
    color: var(--color-bg);
    padding: var(--spacing-md) var(--spacing-lg);
    display: block;
    text-transform: uppercase;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    letter-spacing: 0.5px;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.site-navbar ul li a::after {
    content: '';
    position: absolute;
    bottom: var(--spacing-sm);
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background-color: var(--color-bg);
    transition: transform var(--transition-base);
}

.site-navbar ul li a:hover {
    background: rgba(255, 255, 255, 0.1);
}

.site-navbar ul li a:hover::after {
    transform: translateX(-50%) scaleX(1);
}

/* Mobile Navigation Toggle */
.nav-toggler {
    display: none;
    border: none;
    padding: var(--spacing-sm);
    background-color: transparent;
    cursor: pointer;
    height: 40px;
    width: 40px;
    position: relative;
    z-index: 1001;
}

.nav-toggler span,
.nav-toggler span::before,
.nav-toggler span::after {
    width: 28px;
    height: 3px;
    background-color: var(--color-bg);
    display: block;
    transition: all var(--transition-base);
    border-radius: var(--radius-sm);
}

.nav-toggler span {
    position: relative;
}

.nav-toggler span::before,
.nav-toggler span::after {
    content: '';
    position: absolute;
    left: 0;
}

.nav-toggler span::before {
    top: -9px;
}

.nav-toggler span::after {
    bottom: -9px;
}

.nav-toggler.toggler-open span {
    background-color: transparent;
}

.nav-toggler.toggler-open span::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggler.toggler-open span::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* ============================================
   CONTENT AREA
   ============================================ */
.content {
    margin: var(--spacing-2xl) auto;
    padding: 0 var(--spacing-md);
    max-width: var(--container-max-width);
}

.content h1 {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
}

.content h2 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.content h3 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.content p {
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-relaxed);
    color: var(--color-text);
}

.content ul,
.content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.content li {
    margin-bottom: var(--spacing-sm);
    line-height: var(--line-height-relaxed);
}

.content a {
    color: var(--color-primary);
    text-underline-offset: 2px;
}

.content a:hover {
    color: var(--color-primary-dark);
    text-decoration-thickness: 2px;
}

.content img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.content img:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   CHOICE SCREEN (Page de choix)
   ============================================ */
.choice-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    display: flex;
    z-index: 10000;
    overflow: hidden;
}

.choice-image {
    position: relative;
    flex: 1 1 50%;
    height: 100%;
    overflow: hidden;
    cursor: pointer;
    transition: flex-grow var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.choice-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.choice-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 2;
    transition: background var(--transition-base);
    text-align: center;
    padding: var(--spacing-xl);
}

.choice-overlay h2 {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-bg);
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.choice-overlay p {
    font-size: var(--font-size-xl);
    color: var(--color-bg);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.choice-left {
    border-right: none;
}

.choice-right {
    border-left: none;
}

/* Hover effect - l'image survolée prend 20px de plus */
.choice-screen:hover .choice-image:not(:hover) {
    flex-grow: 0.98;
}

.choice-image:hover {
    flex-grow: 1.02;
}

.choice-image:hover .choice-overlay {
    background: rgba(0, 0, 0, 0.5);
}

.choice-image:hover img {
    transform: scale(1.05);
}

/* Animation de sortie */
.choice-screen.exiting .choice-left {
    animation: slideOutLeft 0.8s ease-in-out forwards;
}

.choice-screen.exiting .choice-right {
    animation: slideOutRight 0.8s ease-in-out forwards;
}

@keyframes slideOutLeft {
    to {
        transform: translateX(-100%);
    }
}

@keyframes slideOutRight {
    to {
        transform: translateX(100%);
    }
}

/* Masquer la navbar et footer sur la page de choix */
body.choice-mode header {
    display: none !important;
}

body.choice-mode footer {
    display: none !important;
}

/* ============================================
   HOME PAGE
   ============================================ */
.home_heading_image {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    max-height: 900px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.home_heading_image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.3) 0%,
        rgba(0, 0, 0, 0.1) 50%,
        rgba(0, 0, 0, 0.4) 100%
    );
    z-index: 1;
}

.home_heading_image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    margin: 0;
    border-radius: 0;
    box-shadow: none;
}

.social-links {
    position: absolute;
    bottom: var(--spacing-3xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-lg);
    z-index: 2;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.2);
    transition: all var(--transition-base);
    backdrop-filter: blur(5px);
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px) scale(1.1);
}

.social-links a img {
    width: 24px;
    height: 24px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

/* ============================================
   CONTACT FORM
   ============================================ */
.contact_page_container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-2xl) var(--spacing-md);
    max-width: 800px;
    margin: 0 auto;
}

.inputacacher {
    display: none;
}
.contact_page_text {
    text-align: center;
    max-width: 100%;
    margin-bottom: var(--spacing-2xl);
    width: 100%;
}

.contact_page_text h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.contact_page_text p {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-light);
}

.contact_container {
    width: 100%;
    max-width: 600px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: box-shadow var(--transition-base);
}

.contact_container:hover {
    box-shadow: var(--shadow-xl);
}

.contact_container .error_title {
    color: var(--color-error);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(220, 53, 69, 0.1);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-error);
}

.contact_container .success_title {
    color: var(--color-success);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(40, 167, 69, 0.1);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-success);
}

.form_container {
    text-align: left;
}

.form_item {
    margin-bottom: var(--spacing-lg);
}

.form_item label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form_item input,
.form_item textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    transition: all var(--transition-fast);
    background: var(--color-bg);
    color: var(--color-text);
}

.form_item input:focus,
.form_item textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 115, 167, 0.1);
}

.form_item textarea {
    resize: vertical;
    min-height: 150px;
    line-height: var(--line-height-relaxed);
}

.checkbox_label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-weight: var(--font-weight-normal);
    text-transform: none;
    letter-spacing: normal;
    cursor: pointer;
}

.checkbox_label input[type="checkbox"] {
    width: auto;
    margin-top: 4px;
    cursor: pointer;
}

.button {
    margin-top: var(--spacing-xl);
}

.button_link {
    width: 100%;
    background: var(--color-primary);
    color: var(--color-bg);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.button_link:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.button_link:active {
    transform: translateY(0);
}

.contact_page_container img {
    max-width: 100%;
    height: auto;
    margin-top: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* ============================================
   FOOTER
   ============================================ */
footer {
    width: 100%;
    background: var(--color-text);
    color: var(--color-bg);
    margin-top: var(--spacing-4xl);
    padding-top: var(--spacing-3xl);
}

footer a {
    color: var(--color-bg);
    transition: color var(--transition-fast);
}

footer a:hover {
    color: var(--color-primary-light);
}

.footer_content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    padding: var(--spacing-2xl) var(--spacing-md);
    max-width: var(--container-max-width);
    margin: 0 auto;
}

.footer_item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer_item h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-bg);
}

.footer_item ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer_item ul li {
    margin-bottom: var(--spacing-sm);
}

.footer_item ul li a {
    display: inline-block;
    padding: var(--spacing-xs) 0;
    transition: transform var(--transition-fast);
}

.footer_item ul li a:hover {
    transform: translateX(4px);
}

.footer_profil_picture {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-lg);
    object-fit: cover;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.footer_droits {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--spacing-2xl);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.footer_droits a {
    color: var(--color-bg);
    text-decoration: underline;
}

.footer_droits a:hover {
    color: var(--color-primary-light);
}

/* ============================================
   MAINTENANCE PAGE
   ============================================ */
.maintenance_content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
    padding: var(--spacing-md);
}

.maintenance_content span:nth-child(1) {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
}

.maintenance_content span:nth-child(2) {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet and below */
@media screen and (max-width: 1024px) {
    :root {
        --navbar-height: 70px;
    }
    
    .content h1 {
        font-size: var(--font-size-3xl);
    }
    
    .content h2 {
        font-size: var(--font-size-2xl);
    }
}

/* Mobile */
@media screen and (max-width: 767px) {
    :root {
        --navbar-height: var(--navbar-height-mobile);
        --font-size-4xl: 2rem;
        --font-size-5xl: 2.5rem;
    }
    
    .site-navbar {
        min-height: var(--navbar-height-mobile);
        padding: 0 var(--spacing-sm);
    }
    
    .site-logo img {
        height: 50px;
    }
    
    .nav-toggler {
        display: block;
    }
    
    .site-navbar ul {
        position: fixed;
        top: var(--navbar-height-mobile);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--navbar-height-mobile));
        flex-direction: column;
        align-items: stretch;
        background: var(--color-primary);
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base);
        z-index: 1000;
        padding: 0;
        gap: 0;
    }
    
    .site-navbar ul.open {
        max-height: calc(100vh - var(--navbar-height-mobile));
        overflow-y: auto;
    }
    
    .site-navbar ul li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .site-navbar ul li a {
        padding: var(--spacing-lg);
        text-align: left;
        border-radius: 0;
    }
    
    .site-navbar ul li a::after {
        display: none;
    }
    
    .content {
        margin: var(--spacing-xl) auto;
        padding: 0 var(--spacing-md);
    }
    
    .content h1 {
        font-size: var(--font-size-2xl);
    }
    
    .content h2 {
        font-size: var(--font-size-xl);
    }
    
    .home_heading_image {
        min-height: 500px;
        max-height: 700px;
    }
    
    .social-links {
        bottom: var(--spacing-2xl);
        gap: var(--spacing-md);
        padding: var(--spacing-sm) var(--spacing-lg);
    }
    
    .social-links a {
        width: 40px;
        height: 40px;
    }
    
    .social-links a img {
        width: 20px;
        height: 20px;
    }
    
    .contact_page_container {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .contact_container {
        padding: var(--spacing-lg);
    }
    
    .footer_content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .footer_item {
        align-items: center;
    }
}

/* Small mobile */
@media screen and (max-width: 480px) {
    .content {
        padding: 0 var(--spacing-sm);
    }
    
    .contact_page_text h1 {
        font-size: var(--font-size-2xl);
    }
    
    .home_heading_image {
        min-height: 400px;
        max-height: 600px;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.p-1 { padding: var(--spacing-sm); }
.p-2 { padding: var(--spacing-md); }
.p-3 { padding: var(--spacing-lg); }
.p-4 { padding: var(--spacing-xl); }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .navbar-area,
    footer,
    .nav-toggler,
    .social-links {
        display: none;
    }
    
    .content {
        margin: 0;
        padding: 0;
    }
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.scroll-animate {
    opacity: 0;
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.scroll-animate.scroll-from-left {
    transform: translateX(-50px);
}

.scroll-animate.scroll-from-right {
    transform: translateX(50px);
}

.scroll-animate.animated {
    opacity: 1;
    transform: translateX(0);
}

/* ============================================
   SEGMENTATION BLOCKS
   ============================================ */
.segmentation-blocks {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
    margin: var(--spacing-3xl) 0;
}

.segmentation-block {
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.segmentation-block:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

/* Bloc Particuliers - VERT */
.segmentation-block-particulier {
    background: #ABAD20;
}

.segmentation-block-particulier:hover {
    background: #868800;
}

.segmentation-block-particulier h2 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--color-bg);
}

.segmentation-block-particulier p {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-xl);
    flex-grow: 1;
}

/* Bloc Professionnels - BLEU */
.segmentation-block-professionnel {
    border-color: var(--color-primary-dark);
    background: var(--color-primary);
}

.segmentation-block-professionnel:hover {
    background: var(--color-primary-dark);
    border-color: #005f8a;
}

.segmentation-block-professionnel h2 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--color-bg);
}

.segmentation-block-professionnel p {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-xl);
    flex-grow: 1;
}

.segmentation-button {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-2xl);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    color: var(--color-bg);
    border: 2px solid;
}

/* Bouton pour particuliers - BLANC sur fond vert */
.segmentation-block-particulier .segmentation-button-particulier {
    background: var(--color-bg);
    border-color: var(--color-bg);
    color: #868800;
}

.segmentation-block-particulier .segmentation-button-particulier:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: var(--color-bg);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: #868800;
}

/* Bouton pour professionnels - BLANC sur fond bleu */
.segmentation-block-professionnel .segmentation-button-professionnel {
    background: var(--color-bg);
    border-color: var(--color-bg);
    color: var(--color-primary);
}

.segmentation-block-professionnel .segmentation-button-professionnel:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: var(--color-bg);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--color-primary-dark);
}

/* ============================================
   CONCEPT FOUNDER PHOTO
   ============================================ */
.concept-founder-photo {
    text-align: center;
    margin: var(--spacing-2xl) 0 var(--spacing-xl);
}

.founder-photo {
    width: 180px;
    height: 180px;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
}

/* ============================================
   INTRO SECTION
   ============================================ */
.intro-section {
    margin: var(--spacing-3xl) 0;
    padding: var(--spacing-2xl);
    background: var(--color-bg-light);
    border-radius: var(--radius-xl);
}

.intro-section h2 {
    margin-top: 0;
}

/* ============================================
   WHO AM I SECTION
   ============================================ */
.who-am-i-section {
    margin: var(--spacing-3xl) 0;
    padding: var(--spacing-2xl);
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
}

.who-am-i-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    align-items: center;
    margin-top: var(--spacing-xl);
}

.who-am-i-image {
    text-align: center;
}

.who-am-i-image img {
    width: 100%;
    max-width: 300px;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    margin: 0 auto;
}

.who-am-i-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.who-am-i-text p {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
}

/* ============================================
   BON CADEAU SECTION
   ============================================ */
.bon-cadeau-section {
    margin: var(--spacing-3xl) 0;
    padding: var(--spacing-2xl);
    background: var(--color-bg-light);
    border-radius: var(--radius-xl);
    text-align: center;
}

.bon-cadeau-image {
    margin: var(--spacing-2xl) 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
}

.bon-cadeau-image img {
    flex: 0 1 calc((100% - 2 * var(--spacing-lg)) / 3);
    max-width: calc((100% - 2 * var(--spacing-lg)) / 3);
    width: auto;
    height: auto;
    object-fit: contain;
}

@media (max-width: 640px) {
    .bon-cadeau-image {
        flex-direction: column;
    }
    .bon-cadeau-image img {
        flex: none;
        max-width: 100%;
    }
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    text-align: center;
    margin: var(--spacing-3xl) 0;
    padding: var(--spacing-2xl);
    background: var(--color-bg-light);
    border-radius: var(--radius-xl);
}

.cta-section h2 {
    margin-top: 0;
}

/* ============================================
   PROFESSIONAL SECTIONS
   ============================================ */
.professional-section {
    margin: var(--spacing-3xl) 0;
    padding: var(--spacing-2xl);
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
}

.service-subsection {
    margin: var(--spacing-2xl) 0;
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid var(--color-border-light);
}

.service-subsection:last-child {
    border-bottom: none;
}

.service-subsection h3 {
    color: var(--color-primary);
    margin-top: 0;
}

.service-subsection h4 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin: var(--spacing-xl) 0 var(--spacing-md) 0;
    color: var(--color-text);
}

/* ============================================
   GALLERY SECTIONS
   ============================================ */
.gallery-section {
    margin: var(--spacing-2xl) 0;
}

.gallery-section h2 {
    margin-bottom: var(--spacing-xl);
}

/* Galerie d'images compacte */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    background: var(--color-bg-dark);
}

.image-gallery .gallery-item {
    aspect-ratio: 1;
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-base);
    cursor: pointer;
    user-select: none;
    vertical-align: top;
}

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

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

.gallery-grid .gallery-item {
    aspect-ratio: 4/3;
    height: 100%;
    overflow: hidden;
}

.gallery-grid .gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Hide extra gallery items from grid (still available in lightbox slide) */
.gallery-grid .gallery-item.gallery-item-hidden {
    display: none;
}

/* "Voir plus" placeholder - opens lightbox to show remaining images */
.gallery-grid .gallery-item.gallery-item-more {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100%;
    background: rgba(0, 0, 0, 0.7);
    border: 2px dashed rgba(255, 255, 255, 0.12);
    cursor: pointer;
}

.gallery-grid .gallery-item.gallery-item-more:hover {
    background: rgba(0, 0, 0, 0.85);
    border-color: rgba(255, 255, 255, 0.2);
}

.gallery-item-more-text {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    color: #fff;
    pointer-events: none;
}

.bio-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-2xl) 0;
}

.bio-gallery .gallery-item {
    aspect-ratio: 4/3;
    height: 100%;
    overflow: hidden;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    background: var(--color-bg-dark);
}

.bio-gallery .gallery-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.bio-gallery .gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-base);
    cursor: pointer;
    user-select: none;
    vertical-align: top;
}

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

/* ============================================
   LIGHTBOX
   ============================================ */
.lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    overflow: auto;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.lightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.lightbox-image {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    animation: fadeIn 0.3s ease-out;
}

.lightbox-close {
    position: absolute;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    color: var(--color-bg);
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    z-index: 10000;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
    line-height: 1;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-bg);
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    z-index: 10000;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
    user-select: none;
}

.lightbox-prev {
    left: var(--spacing-xl);
}

.lightbox-next {
    right: var(--spacing-xl);
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-50%) scale(1.1);
}

/* ============================================
   RESPONSIVE: CHOICE SCREEN
   ============================================ */
@media screen and (max-width: 767px) {
    .choice-screen {
        flex-direction: column;
    }
    
    .choice-image {
        width: 100% !important;
        height: 50%;
        flex: 1 1 50%;
    }
    
    .choice-left {
        border-right: none;
        border-bottom: none;
    }
    
    .choice-right {
        border-left: none;
        border-top: none;
    }
    
    .choice-overlay h2 {
        font-size: var(--font-size-2xl);
    }
    
    .choice-overlay p {
        font-size: var(--font-size-lg);
    }
    
    /* Animation de sortie mobile */
    .choice-screen.exiting .choice-left {
        animation: slideOutTop 0.8s ease-in-out forwards;
    }
    
    .choice-screen.exiting .choice-right {
        animation: slideOutBottom 0.8s ease-in-out forwards;
    }
    
    @keyframes slideOutTop {
        to {
            transform: translateY(-100%);
        }
    }
    
    @keyframes slideOutBottom {
        to {
            transform: translateY(100%);
        }
    }
}

/* ============================================
   RESPONSIVE: SEGMENTATION BLOCKS
   ============================================ */
@media screen and (max-width: 767px) {
    .segmentation-blocks {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .segmentation-block {
        padding: var(--spacing-xl);
    }

    .who-am-i-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .bon-cadeau-amounts {
        flex-direction: column;
        align-items: center;
    }

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

    .image-gallery {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: var(--spacing-sm);
    }

    .lightbox-close {
        top: var(--spacing-md);
        right: var(--spacing-md);
        font-size: 2rem;
        width: 40px;
        height: 40px;
    }

    .lightbox-prev,
    .lightbox-next {
        font-size: 2rem;
        width: 50px;
        height: 50px;
    }

    .lightbox-prev {
        left: var(--spacing-sm);
    }

    .lightbox-next {
        right: var(--spacing-sm);
    }

    .lightbox-image {
        max-width: 95%;
        max-height: 85%;
    }
}