/* ==========================================
   Variables - DA Light (Neo Retro)
   ========================================== */
:root {
    --bg-main: #FAFAFA;
    --bg-surface: #FFFFFF;
    --bg-surface-hover: #F8FAFC;
    --text-main: #0F172A;
    --text-secondary: #475569;
    --accent-primary: #0055FF;
    --accent-hover: #0044CC;
    --accent-light: rgba(0, 85, 255, 0.1);
    
    --border-color: #E2E8F0;
    
    --font-heading: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-pill: 50rem;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.05);
    --shadow-glow: 0 4px 15px rgba(0, 85, 255, 0.2);
    --shadow-glow-hover: 0 6px 20px rgba(0, 0, 145, 0.3);
    
    --transition: 0.3s ease;
}

/* ==========================================
   Polices Locales
   ========================================== */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url(../fonts/inter/inter-latin-400-normal.woff2) format('woff2'), url(../fonts/inter/inter-latin-400-normal.woff) format('woff');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-display: swap;
  font-weight: 500;
  src: url(../fonts/inter/inter-latin-500-normal.woff2) format('woff2'), url(../fonts/inter/inter-latin-500-normal.woff) format('woff');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-display: swap;
  font-weight: 600;
  src: url(../fonts/inter/inter-latin-600-normal.woff2) format('woff2'), url(../fonts/inter/inter-latin-600-normal.woff) format('woff');
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-display: swap;
  font-weight: 700;
  src: url(../fonts/inter/inter-latin-700-normal.woff2) format('woff2'), url(../fonts/inter/inter-latin-700-normal.woff) format('woff');
}

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url(../fonts/plus-jakarta-sans/plus-jakarta-sans-latin-400-normal.woff2) format('woff2'), url(../fonts/plus-jakarta-sans/plus-jakarta-sans-latin-400-normal.woff) format('woff');
}

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 500;
  src: url(../fonts/plus-jakarta-sans/plus-jakarta-sans-latin-500-normal.woff2) format('woff2'), url(../fonts/plus-jakarta-sans/plus-jakarta-sans-latin-500-normal.woff) format('woff');
}

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 600;
  src: url(../fonts/plus-jakarta-sans/plus-jakarta-sans-latin-600-normal.woff2) format('woff2'), url(../fonts/plus-jakarta-sans/plus-jakarta-sans-latin-600-normal.woff) format('woff');
}

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 700;
  src: url(../fonts/plus-jakarta-sans/plus-jakarta-sans-latin-700-normal.woff2) format('woff2'), url(../fonts/plus-jakarta-sans/plus-jakarta-sans-latin-700-normal.woff) format('woff');
}

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-display: swap;
  font-weight: 800;
  src: url(../fonts/plus-jakarta-sans/plus-jakarta-sans-latin-800-normal.woff2) format('woff2'), url(../fonts/plus-jakarta-sans/plus-jakarta-sans-latin-800-normal.woff) format('woff');
}

/* ==========================================
   Reset & Base
   ========================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-main);
}

strong {
    font-weight: 700;
    color: var(--accent-primary);
}

p strong {
    font-weight: 700;
}

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

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

.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 5;
}

/* ==========================================
   Neo Retro Elements
   ========================================== */
.grid-pattern-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(0, 0, 0, 0.03) 2px, transparent 2px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.03) 2px, transparent 2px);
    background-size: 50px 50px;
    z-index: 1;
    pointer-events: none;
    opacity: 0.5;
}

.glow-orb {
    position: absolute;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 85, 255, 0.08) 0%, rgba(225, 0, 15, 0.02) 40%, rgba(255, 255, 255, 0) 70%);
    z-index: 1;
    pointer-events: none;
}

/* ==========================================
   Components
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-pill);
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    z-index: 10;
}

.btn-primary {
    background-color: var(--accent-primary);
    color: #FFFFFF;
    box-shadow: var(--shadow-glow);
}

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

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

.btn-secondary:hover {
    background-color: var(--bg-surface-hover);
    border-color: rgba(0, 85, 255, 0.4);
    transform: translateY(-2px);
}

.highlight {
    background: linear-gradient(90deg, var(--accent-primary), #60A5FA);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

/* ==========================================
   Header
   ========================================== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

header .main-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo img {
    height: 48px; /* Encore plus grand */
    width: auto;
    border-radius: 4px;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    color: var(--text-main);
    cursor: pointer;
}

nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

nav a:not(.btn) {
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

nav a:not(.btn):hover {
    color: var(--text-main);
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    min-height: 100vh; /* Hauteur au max */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding-top: 70px; /* Offset for fixed header */
}

.hero-content {
    position: relative;
    z-index: 5;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero .subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ==========================================
   Presentation Section
   ========================================== */
.presentation {
    padding: 60px 0 20px;
    background-color: var(--bg-main);
}

.presentation-container {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.presentation-img {
    flex: 1;
    min-width: 250px;
}

.presentation-img img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    object-fit: cover;
}

.presentation-text {
    flex: 2;
}

.presentation-text h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.presentation-text p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.presentation-text p:last-child {
    margin-bottom: 0;
}

/* ==========================================
   About Bar
   ========================================== */
.about-bar {
    padding: 2rem 0;
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.about-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.about-item .icon {
    width: 48px;
    height: 48px;
    background-color: var(--accent-light);
    color: var(--accent-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.about-item strong {
    display: block;
    font-size: 1rem;
    color: var(--text-main);
}

.about-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ==========================================
   Services Section
   ========================================== */
.services, .realisations, .contact {
    padding: 100px 0;
    position: relative;
}

.section-title {
    font-size: 2.8rem;
    text-align: center;
    margin-bottom: 0.5rem;
}

.section-desc {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 4rem;
    font-size: 1.125rem;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.bento-card {
    background-color: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.bento-card:hover {
    transform: translateY(-5px);
}

.card-icon {
    width: 56px;
    height: 56px;
    background: rgba(0, 85, 255, 0.12);
    color: var(--accent-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.bento-card h3 {
    font-size: 1.25rem;
}

.bento-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ==========================================
   Réalisations Section
   ========================================== */
.realisations {
    background-color: var(--bg-surface);
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    background-color: var(--bg-main);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.img-container {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
}

.img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

/* ==========================================
   Contact Section
   ========================================== */
.contact-container {
    background-color: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
}

.contact-text {
    flex: 1;
}

.contact-text h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact-text p {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1;
    max-width: 400px;
}

.contact-box {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background-color: rgba(0, 0, 0, 0.03);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.contact-box:hover {
    background-color: rgba(0, 0, 0, 0.05);
    border-color: rgba(0, 85, 255, 0.4);
    transform: translateX(5px);
}

.contact-box i {
    font-size: 2rem;
    color: var(--accent-primary);
}

.contact-box div {
    display: flex;
    flex-direction: column;
}

.contact-box strong {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

.contact-box span {
    font-size: 1.25rem;
    font-weight: 600;
}

/* ==========================================
   Footer
   ========================================== */
footer {
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-brand img {
    height: 48px;
    width: auto;
    margin-bottom: 0.5rem;
    border-radius: 4px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-links a {
    color: var(--accent-primary);
    font-weight: 600;
}

.footer-links a:hover {
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* ==========================================
   Responsive
   ========================================== */
@media (max-width: 900px) {
    .main-container {
        padding: 0 1.5rem;
    }
    
    .contact-container {
        flex-direction: column;
        padding: 3rem 2rem;
        text-align: center;
    }
    
    .contact-links {
        width: 100%;
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .main-container {
        width: 85%;
        padding: 0;
        margin: 0 auto;
    }

    header .btn-primary {
        display: none;
    }
    
    header .main-container {
        height: 60px;
    }

    .logo img {
        height: 40px;
    }

    .mobile-menu-btn {
        display: block;
    }

    nav {
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
        background-color: #FFFFFF;
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        flex-direction: column;
        padding: 0;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        border-bottom: 1px solid var(--border-color);
    }
    
    nav.nav-open {
        max-height: 200px;
        padding: 1rem 0;
    }

    nav a:not(.btn) {
        padding: 0.75rem 1rem;
        width: 100%;
        text-align: center;
        border-bottom: 1px solid rgba(0,0,0,0.05);
    }
    
    nav a:not(.btn):last-child {
        border-bottom: none;
    }
    
    .hero {
        padding: 100px 0 60px;
        min-height: 80vh;
    }
    
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .hero .subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .presentation-container {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-actions .btn {
        width: 100%;
    }
    
    .contact-box {
        flex-direction: column;
        justify-content: center;
        text-align: center;
        gap: 0.5rem;
    }
    
    .contact-box div {
        align-items: center;
    }
    
    .contact-container {
        background-color: transparent;
        padding: 0;
    }
    
    .about-item {
        flex-direction: column;
        text-align: center;
        margin-bottom: 1rem;
    }
    
    .about-grid {
        gap: 2.5rem;
    }

    .services, .realisations, .contact {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
    }
    
    .section-desc {
        font-size: 1rem;
        margin-bottom: 2.5rem;
    }

    .bento-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}