/**
 * BLACKWAVE — Feuille de style principale
 * Design system : dark futuriste, electric blue, glassmorphism
 * Architecture : variables CSS + utilitaires personnalisés + animations
 */

/* ============================================================
   VARIABLES CSS — Design tokens du projet
   ============================================================ */
:root {
    /* Palette principale */
    --color-black:       #0B0F17;
    --color-navy:        #1A2230;
    --color-navy-light:  #1E2B40;
    --color-blue:        #0E8CEB;
    --color-cyan:        #4FC3FF;
    --color-blue-dark:   #0A6FC7;
    --color-white:       #F0F4FF;
    --color-gray:        #8899AA;
    --color-gray-dark:   #3A4555;

    /* Gradients */
    --grad-hero:         linear-gradient(135deg, #0B0F17 0%, #0A1628 50%, #0B0F17 100%);
    --grad-blue:         linear-gradient(135deg, #0E8CEB, #4FC3FF);
    --grad-card:         linear-gradient(145deg, rgba(30,43,64,0.8), rgba(11,15,23,0.9));
    --grad-glow:         radial-gradient(ellipse at center, rgba(14,140,235,0.15) 0%, transparent 70%);

    /* Typographie */
    --font-display:      'Syne', sans-serif;
    --font-body:         'DM Sans', sans-serif;
    --font-mono:         'JetBrains Mono', monospace;

    /* Espacements */
    --section-pad:       clamp(60px, 8vw, 120px);

    /* Effets */
    --glass-bg:          rgba(26, 34, 48, 0.6);
    --glass-border:      rgba(79, 195, 255, 0.15);
    --glass-blur:        blur(20px);
    --shadow-blue:       0 0 40px rgba(14, 140, 235, 0.25);
    --shadow-card:       0 8px 32px rgba(0, 0, 0, 0.4);
    --transition:        0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow:   0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-card:       16px;
    --radius-btn:        8px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    background-color: #ffffff;
    color: #0d1b2e;
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.dark body {
    background-color: var(--color-black);
    color: var(--color-white);
}

/* Import des polices Google Fonts via @import pour le projet */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ============================================================
   TYPOGRAPHIE
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 3.5vw, 3rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.75rem); }
h4 { font-size: 1.25rem; }

.text-gradient {
    background: var(--grad-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.label-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-cyan);
    background: rgba(79, 195, 255, 0.1);
    border: 1px solid rgba(79, 195, 255, 0.25);
    padding: 4px 14px;
    border-radius: 100px;
    margin-bottom: 16px;
}

/* ============================================================
   BOUTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-btn);
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.08);
    transform: translateX(-100%);
    transition: var(--transition);
}

.btn:hover::before { transform: translateX(0); }

.btn-primary {
    background: var(--grad-blue);
    color: #fff;
    box-shadow: 0 4px 24px rgba(14, 140, 235, 0.4);
}

.btn-primary:hover {
    box-shadow: 0 6px 32px rgba(14, 140, 235, 0.6);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--color-cyan);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
}

.btn-outline:hover {
    border-color: var(--color-cyan);
    color: #fff;
    background: rgba(79, 195, 255, 0.1);
}

.btn-ghost {
    background: transparent;
    color: var(--color-gray);
    padding: 10px 20px;
}

.btn-ghost:hover {
    color: var(--color-white);
}

/* ============================================================
   CARDS GLASSMORPHISM
   ============================================================ */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: var(--radius-card);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(79,195,255,0.4), transparent);
    opacity: 0;
    transition: var(--transition);
}

.glass-card:hover {
    border-color: rgba(79, 195, 255, 0.3);
    transform: translateY(-4px);
    box-shadow: var(--shadow-blue);
}

.glass-card:hover::before {
    opacity: 1;
}

/* ============================================================
   LAYOUT HELPERS
   ============================================================ */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 clamp(20px, 4vw, 60px);
}

.section {
    padding: var(--section-pad) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: clamp(40px, 6vw, 80px);
}

.section-header p {
    color: var(--color-gray);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 16px auto 0;
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 14px 0;
    background: #0e1624;
    border-bottom: 1px solid rgba(79, 195, 255, 0.12);
    transition: var(--transition);
}

.navbar.scrolled {
    border-bottom: 1px solid rgba(79, 195, 255, 0.12);
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.18);
}

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

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-mark {
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1rem;
    color: #fff;
    box-shadow: 0 0 20px rgba(14, 140, 235, 0.5);
    flex-shrink: 0;
}

.logo-mark {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    overflow: hidden;
}

.logo-mark img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.logo-wrapper{
    position: relative;
    width: 52px;
    height: 52px;
    flex-shrink: 0;
}

.footer-logo-image {
    width: 34px;
    height: 34px;
    object-fit: contain;
    display: block;
    flex-shrink: 0;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: 0.05em;
}

.logo-text span { color: var(--color-cyan); }

.navbar-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar-links a {
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray);
    transition: var(--transition);
    position: relative;
}

.navbar-links a:hover,
.navbar-links a.active {
    color: var(--color-white);
    background: rgba(79, 195, 255, 0.08);
}

.navbar-links a.active::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--color-cyan);
    border-radius: 50%;
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Bouton hamburger mobile */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
}

.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-white);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.open span:nth-child(1),
.hamburger.is-open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2),
.hamburger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3),
.hamburger.is-open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Menu mobile drawer */
.mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    background: #0e1624;
    border-top: 1px solid rgba(79, 195, 255, 0.12);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
    padding: 96px 24px 28px;
    z-index: 999;
    flex-direction: column;
    gap: 8px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    opacity: 0;
    transition: var(--transition);
}

.mobile-menu.visible,
.mobile-menu.is-open {
    display: flex;
    opacity: 1;
}

.mobile-menu a {
    padding: 14px 20px;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    font-family: var(--font-display);
    color: var(--color-gray);
    border: 1px solid transparent;
    transition: var(--transition);
}

.mobile-menu a:hover {
    color: var(--color-white);
    background: rgba(79, 195, 255, 0.08);
    border-color: rgba(79, 195, 255, 0.18);
}

@media (max-width: 900px) {
    .navbar-links, .navbar-actions .btn { display: none; }
    .hamburger { display: flex; }
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--grad-hero);
}

/* Fond animé : grille de points */
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle, rgba(79, 195, 255, 0.08) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
}

/* Halo lumineux central */
.hero-glow {
    position: absolute;
    width: 800px;
    height: 800px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(ellipse, rgba(14, 140, 235, 0.12) 0%, transparent 70%);
    pointer-events: none;
    animation: pulse-glow 4s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { opacity: 0.6; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
}

/* Vague décorative en bas du hero */
.hero-wave {
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 80px;
    overflow: hidden;
}

.hero-wave svg {
    width: 100%;
    height: 100%;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-content .label-tag {
    animation: fade-up 0.6s ease both;
}

.hero-content h1 {
    margin: 16px 0 24px;
    animation: fade-up 0.6s ease 0.1s both;
}

.hero-content p {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    color: rgba(240, 244, 255, 0.7);
    max-width: 560px;
    margin-bottom: 40px;
    animation: fade-up 0.6s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    animation: fade-up 0.6s ease 0.3s both;
}

/* Badges flottants décoratifs */
.hero-badge {
    position: absolute;
    padding: 12px 20px;
    border-radius: 12px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    font-size: 0.8rem;
    font-family: var(--font-mono);
    color: var(--color-cyan);
    animation: float 3s ease-in-out infinite;
    pointer-events: none;
}

.hero-badge.badge-1 {
    top: 25%;
    right: 8%;
    animation-delay: 0s;
}

.hero-badge.badge-2 {
    bottom: 30%;
    right: 15%;
    animation-delay: 1.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes fade-up {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   STATS SECTION
   ============================================================ */
.stats-bar {
    background: var(--color-navy);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    padding: 48px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.stat-item {
    padding: 16px;
    border-right: 1px solid var(--glass-border);
}

.stat-item:last-child { border-right: none; }

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3vw, 3rem);
    font-weight: 800;
    background: var(--grad-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-gray);
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    font-family: var(--font-mono);
}

@media (max-width: 640px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-item { border-right: none; border-bottom: 1px solid var(--glass-border); }
    .stat-item:nth-child(3), .stat-item:last-child { border-bottom: none; }
}

/* ============================================================
   SUBSIDIARIES CARDS
   ============================================================ */
.subsidiary-card {
    padding: 36px 32px;
    position: relative;
    overflow: hidden;
}

.subsidiary-card::after {
    content: '';
    position: absolute;
    top: -40%;
    right: -20%;
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: var(--accent-color, rgba(14, 140, 235, 0.08));
    filter: blur(60px);
    pointer-events: none;
    transition: var(--transition-slow);
}

.subsidiary-card:hover::after {
    opacity: 1.5;
    transform: scale(1.2);
}

.sub-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--icon-bg, rgba(14, 140, 235, 0.15));
    border: 1px solid var(--icon-border, rgba(14, 140, 235, 0.3));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--icon-color, var(--color-blue));
    margin-bottom: 24px;
}

.sub-name {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.sub-sector {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-cyan);
    margin-bottom: 16px;
}

.sub-desc {
    color: var(--color-gray);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 28px;
}

.sub-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-cyan);
    transition: var(--transition);
}

.sub-link:hover {
    gap: 12px;
    color: var(--color-white);
}

/* ============================================================
   SECTION MISSION & VISION
   ============================================================ */
.mission-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: start;
}

.mission-card {
    padding: 48px 40px;
}

.mission-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: rgba(14, 140, 235, 0.12);
    border: 1px solid rgba(14, 140, 235, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--color-blue);
    margin-bottom: 28px;
}

.mission-card h3 {
    margin-bottom: 16px;
}

.mission-card p {
    color: var(--color-gray);
    line-height: 1.8;
    font-size: 1rem;
}

@media (max-width: 768px) {
    .mission-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   SECTION CTA
   ============================================================ */
.cta-section {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-navy) 0%, rgba(14, 140, 235, 0.08) 100%);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 60%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(14, 140, 235, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.cta-inner {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0 auto;
}

.cta-inner h2 { margin-bottom: 16px; }

.cta-inner p {
    color: var(--color-gray);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

/* ============================================================
   BLOG CARDS
   ============================================================ */
.blog-card {
    overflow: hidden;
    cursor: pointer;
}

.blog-image {
    height: 200px;
    background: var(--color-navy);
    position: relative;
    overflow: hidden;
}

.blog-image-inner {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-navy-light), var(--color-black));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: rgba(79, 195, 255, 0.3);
    transition: transform 0.4s ease;
}

.blog-card:hover .blog-image-inner {
    transform: scale(1.05);
}

.blog-body {
    padding: 28px 24px;
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 12px;
}

.blog-date, .blog-category {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--color-gray);
}

.blog-category {
    color: var(--color-cyan);
    background: rgba(79, 195, 255, 0.08);
    padding: 3px 10px;
    border-radius: 100px;
}

.blog-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
    transition: var(--transition);
}

.blog-card:hover .blog-title {
    color: var(--color-cyan);
}

.blog-excerpt {
    font-size: 0.875rem;
    color: var(--color-gray);
    line-height: 1.7;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--color-navy);
    border-top: 1px solid var(--glass-border);
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: var(--color-gray);
    font-size: 0.9rem;
    line-height: 1.8;
    margin: 16px 0 24px;
    max-width: 280px;
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    color: var(--color-gray);
    transition: var(--transition);
}

.social-link:hover {
    background: rgba(14, 140, 235, 0.15);
    border-color: var(--color-blue);
    color: var(--color-cyan);
    transform: translateY(-3px);
}

.footer-col h4 {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-white);
    font-family: var(--font-mono);
    margin-bottom: 20px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }

.footer-col ul li a {
    font-size: 0.875rem;
    color: var(--color-gray);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-col ul li a:hover {
    color: var(--color-cyan);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid var(--glass-border);
    padding-top: 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p, .footer-bottom a {
    font-size: 0.8rem;
    color: var(--color-gray);
}

.footer-bottom a:hover { color: var(--color-cyan); }

@media (max-width: 900px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 580px) {
    .footer-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   LANGUAGE SWITCHER
   ============================================================ */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 2px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 3px;
    backdrop-filter: var(--glass-blur);
}

.lang-btn {
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-mono);
    letter-spacing: 0.05em;
    color: var(--color-gray);
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    text-decoration: none;
    background: none;
    border: none;
}

.lang-btn.active {
    background: var(--color-blue);
    color: #fff;
}

.lang-btn:hover:not(.active) {
    color: var(--color-white);
    background: rgba(255,255,255,0.06);
}

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ============================================================
   SCROLLBAR PERSONNALISÉE
   ============================================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-black); }
::-webkit-scrollbar-thumb {
    background: var(--color-gray-dark);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--color-blue); }

/* ============================================================
   CONTACT FORM
   ============================================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 5fr 4fr;
    gap: 60px;
    align-items: start;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-gray);
    font-family: var(--font-mono);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 14px 18px;
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-blue);
    box-shadow: 0 0 0 3px rgba(14, 140, 235, 0.12);
    background: rgba(26, 34, 48, 0.9);
}

.form-group textarea { min-height: 140px; }

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    border-radius: 12px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
}

.contact-info-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(14, 140, 235, 0.12);
    border: 1px solid rgba(14, 140, 235, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-cyan);
    flex-shrink: 0;
}

.contact-info-item h4 {
    font-size: 0.85rem;
    margin-bottom: 4px;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-gray);
}

.contact-info-item p {
    color: var(--color-white);
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .contact-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   PAGE HEADER (pages internes)
   ============================================================ */
.page-header {
    padding: 160px 0 80px;
    position: relative;
    overflow: hidden;
    background: var(--grad-hero);
    border-bottom: 1px solid var(--glass-border);
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(79,195,255,0.06) 1px, transparent 1px);
    background-size: 40px 40px;
}

.page-header-content {
    position: relative;
    z-index: 1;
}

.page-header h1 { margin: 12px 0 16px; }
.page-header p {
    color: var(--color-gray);
    font-size: 1.1rem;
    max-width: 540px;
}

/* ============================================================
   PARTICLES CANVAS
   ============================================================ */
#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    opacity: 0.5;
    z-index: 1;
}

/* ============================================================
   PARTENAIRES / LOGOS
   ============================================================ */
.partners-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    opacity: 0.5;
    filter: grayscale(1);
    transition: var(--transition);
}

.partners-row:hover {
    opacity: 0.7;
    filter: grayscale(0.5);
}

.partner-logo {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--color-gray);
    padding: 12px 24px;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    transition: var(--transition);
}

.partner-logo:hover {
    color: var(--color-white);
    border-color: var(--color-blue);
}

/* ============================================================
   VALEURS (About)
   ============================================================ */
.value-card {
    padding: 32px;
    text-align: center;
}

.value-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.value-card h4 {
    font-size: 1.05rem;
    margin-bottom: 10px;
}

.value-card p {
    font-size: 0.875rem;
    color: var(--color-gray);
    line-height: 1.7;
}

/* ============================================================
   CAREERS — JOB CARDS
   ============================================================ */
.job-card {
    padding: 28px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.job-info h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.job-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.job-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 4px 12px;
    border-radius: 100px;
    background: rgba(79, 195, 255, 0.08);
    border: 1px solid rgba(79, 195, 255, 0.2);
    color: var(--color-cyan);
}

/* ============================================================
   ADMIN — DASHBOARD
   ============================================================ */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 260px;
    background: var(--color-navy);
    border-right: 1px solid var(--glass-border);
    flex-shrink: 0;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    z-index: 100;
    overflow-y: auto;
}

.admin-main {
    margin-left: 260px;
    flex: 1;
    padding: 32px;
    min-height: 100vh;
}

.admin-topbar {
    background: var(--color-navy);
    border-bottom: 1px solid var(--glass-border);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: -32px -32px 32px;
}

.admin-stat-card {
    padding: 28px 24px;
    position: relative;
    overflow: hidden;
}

.admin-stat-value {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 800;
    background: var(--grad-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.admin-stat-label {
    font-size: 0.8rem;
    color: var(--color-gray);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 4px;
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    border-radius: 10px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray);
    transition: var(--transition);
    margin: 2px 12px;
    cursor: pointer;
}

.sidebar-nav-item:hover {
    color: var(--color-white);
    background: rgba(79, 195, 255, 0.07);
}

.sidebar-nav-item.active {
    color: var(--color-cyan);
    background: rgba(79, 195, 255, 0.1);
    border-left: 2px solid var(--color-cyan);
}

/* ============================================================
   UTILITY CLASSES SUPPLÉMENTAIRES
   ============================================================ */
.text-center { text-align: center; }
.text-gray { color: var(--color-gray); }
.text-cyan { color: var(--color-cyan); }
.text-white { color: var(--color-white); }
.mb-4 { margin-bottom: 16px; }
.mb-8 { margin-bottom: 32px; }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-4 { gap: 16px; }
.gap-2 { gap: 8px; }
.w-full { width: 100%; }
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }

/* Séparateur décoratif */
.divider {
    width: 60px;
    height: 3px;
    background: var(--grad-blue);
    border-radius: 2px;
    margin: 16px auto;
}

/* Badge de statut */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-mono);
}

.badge-success {
    background: rgba(34, 197, 94, 0.1);
    color: #22c55e;
    border: 1px solid rgba(34, 197, 94, 0.25);
}

.badge-warning {
    background: rgba(234, 179, 8, 0.1);
    color: #eab308;
    border: 1px solid rgba(234, 179, 8, 0.25);
}

.badge-blue {
    background: rgba(14, 140, 235, 0.1);
    color: var(--color-cyan);
    border: 1px solid rgba(14, 140, 235, 0.25);
}

/* Table admin */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.admin-table th {
    text-align: left;
    padding: 12px 16px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-gray);
    border-bottom: 1px solid var(--glass-border);
}

.admin-table td {
    padding: 16px 16px;
    border-bottom: 1px solid rgba(58, 69, 85, 0.4);
    color: var(--color-white);
    vertical-align: middle;
}

.admin-table tr:hover td {
    background: rgba(79, 195, 255, 0.03);
}

/* ============================================================
   ETATS D'INTERFACE PILOTES PAR assets/js/main.js
   Ces classes restent generiques pour etre reutilisees dans les futures vues.
   ============================================================ */
.is-open {
    display: block;
}

.menu-open {
    overflow: hidden;
}

[data-form-status] {
    margin-top: 14px;
    padding: 12px 14px;
    border-radius: var(--radius-btn);
    font-size: 0.9rem;
    border: 1px solid transparent;
}

[data-form-status][hidden] {
    display: none;
}

[data-form-status][data-state="info"] {
    color: var(--color-cyan);
    background: rgba(79, 195, 255, 0.08);
    border-color: rgba(79, 195, 255, 0.24);
}

[data-form-status][data-state="success"] {
    color: #58D6B3;
    background: rgba(88, 214, 179, 0.1);
    border-color: rgba(88, 214, 179, 0.28);
}

[data-form-status][data-state="error"] {
    color: #FF7B8A;
    background: rgba(255, 123, 138, 0.1);
    border-color: rgba(255, 123, 138, 0.28);
}

[data-field-error] {
    display: block;
    margin-top: 6px;
    color: #FF7B8A;
    font-size: 0.82rem;
}

[aria-invalid="true"] {
    border-color: #FF7B8A !important;
    box-shadow: 0 0 0 3px rgba(255, 123, 138, 0.14);
}

[aria-busy="true"] {
    cursor: progress;
    opacity: 0.78;
}