/* --- DÉCLARATION DES POLICES MONOBLOCK --- */
@font-face {
    font-family: 'Monoblock';
    src: url('Monoblock-Thin.woff2') format('woff2');
    font-weight: 100;
    font-style: normal;
}
@font-face {
    font-family: 'Monoblock';
    src: url('Monoblock-ExtraLight.woff2') format('woff2');
    font-weight: 200;
    font-style: normal;
}
@font-face {
    font-family: 'Monoblock';
    src: url('Monoblock-Light.woff2') format('woff2');
    font-weight: 300;
    font-style: normal;
}
@font-face {
    font-family: 'Monoblock';
    src: url('Monoblock-Medium.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
}
@font-face {
    font-family: 'Monoblock';
    src: url('Monoblock-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
}
@font-face {
    font-family: 'Monoblock';
    src: url('Monoblock-SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
}
@font-face {
    font-family: 'Monoblock';
    src: url('Monoblock-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
}
@font-face {
    font-family: 'Monoblock';
    src: url('Monoblock-ExtraBold.woff2') format('woff2');
    font-weight: 800;
    font-style: normal;
}
@font-face {
    font-family: 'Monoblock';
    src: url('Monoblock-Black.woff2') format('woff2');
    font-weight: 900;
    font-style: normal;
}

/* --- VARIABLES GLOBALES & STYLE DAO/CAO --- */
:root {
    --bg-color: #050505;
    --line-color: #ffffff;
    --line-dim: #222222;
    --font-mono: 'Monoblock', monospace, sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--line-color);
    font-family: var(--font-mono);
    font-weight: 300;
    letter-spacing: 1px;
    background-image: 
        linear-gradient(to right, var(--line-dim) 1px, transparent 1px),
        linear-gradient(to bottom, var(--line-dim) 1px, transparent 1px);
    background-size: 30px 30px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1rem;
}

/* --- HEADER & LOGO CENTRÉ --- */
header {
    border: 1px solid var(--line-color);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(5, 5, 5, 0.95);
    gap: 1.5rem;
    text-align: center;
}

.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.brand-logo {
    height: 65px;
    width: auto;
    display: block;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.brand-logo:hover {
    transform: scale(1.03);
    opacity: 0.9;
}

.top-nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
    border-top: 1px dashed var(--line-dim);
    padding-top: 1rem;
}

.top-nav a {
    color: var(--line-color);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.top-nav a:not(.lang-switch a)::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -4px;
    left: 0;
    background-color: var(--line-color);
    transition: width 0.3s ease;
}

.top-nav a:not(.lang-switch a):hover::after {
    width: 100%;
}

.top-nav a:hover {
    opacity: 1;
    color: #ffffff;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.6);
}

.lang-switch {
    border: 1px dashed var(--line-color);
    padding: 0.3rem 0.6rem;
    font-size: 0.75rem;
    transition: all 0.25s ease;
}

.lang-switch:hover {
    border-color: var(--line-color);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.2);
}

.lang-switch .active-lang {
    font-weight: 900;
    text-decoration: underline;
}

/* --- CONTENU PRINCIPAL ÉPURÉ --- */
main {
    margin: 2rem auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    width: 100%;
}

.blueprint-section {
    border: 1px solid var(--line-color);
    padding: 2rem;
    background: rgba(5, 5, 5, 0.95);
    position: relative;
}

.blueprint-header {
    font-size: 0.65rem;
    font-weight: 500;
    color: #777777;
    margin-bottom: 0.4rem;
    letter-spacing: 1.5px;
}

.blueprint-section h2 {
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    text-transform: uppercase;
    border-bottom: 1px solid var(--line-color);
    padding-bottom: 0.6rem;
    letter-spacing: 1.5px;
}

.manifesto-text {
    font-size: 0.9rem;
    font-weight: 300;
    line-height: 1.6;
    color: #dddddd;
}

/* Liste épurée des expertises */
.expertise-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    margin-top: 1.2rem;
}

.expertise-list li {
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding-bottom: 0.8rem;
    border-bottom: 1px dashed var(--line-dim);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #cccccc;
}

.expertise-list li::before {
    content: "■";
    font-size: 0.5rem;
    color: #666;
    margin-right: 1rem;
}

.expertise-list li span {
    margin-left: auto;
    font-weight: 300;
    font-size: 0.7rem;
    color: #666;
}

/* Boutons / Actions */
.btn-blueprint {
    display: inline-block;
    color: var(--line-color);
    background: transparent;
    border: 1px solid var(--line-color);
    padding: 0.9rem 1.8rem;
    text-decoration: none;
    text-transform: uppercase;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.75rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-blueprint:hover {
    background: var(--line-color);
    color: var(--bg-color);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

.contact-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

/* --- FOOTER --- */
footer {
    border-top: 1px solid var(--line-dim);
    padding-top: 1rem;
    font-size: 0.65rem;
    font-weight: 300;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-align: center;
    color: #888888;
}

.footer-center {
    color: #aaaaaa;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.6rem;
}

/* --- MEDIA QUERIES (TABLETTES & DESKTOP) --- */
@media (min-width: 768px) {
    body {
        padding: 2.5rem;
    }
    header {
        padding: 2rem;
    }
    .brand-logo {
        height: 80px;
    }
    .top-nav {
        gap: 2rem;
    }
    .top-nav a {
        font-size: 0.8rem;
    }
    main {
        margin: 3rem auto;
        gap: 2.5rem;
    }
    .blueprint-section {
        padding: 2.5rem;
    }
    .blueprint-section h2 {
        font-size: 1.6rem;
    }
    .manifesto-text {
        font-size: 1rem;
    }
    footer {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
        font-size: 0.7rem;
    }
}