/* ===================================
   Digital 360 DESIGN SYSTEM
   Palette: Parisian Tech Excellence
   Fonts: Inter (Google Fonts)
   =================================== */

/* ===== CSS VARIABLES ===== */
:root {
    /* Colors — Background */
    --bg-body: #0A0E1A;
    --bg-section: #151B2E;
    --bg-header: #0D1117;
    
    /* Colors — Text */
    --text-primary: #E8EDF4;
    --text-secondary: #b3b9c7;
    --text-disabled: #797e89;
    
    /* Colors — Accent */
    --color-primary: #3B82F6;
    --color-secondary: #C9A961;
    --color-tertiary: #60A5FA;
    
    /* Colors — Functional */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-link: #60A5FA;
    --color-link-hover: #C9A961;
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    
    /* Spacing (8px base) */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 32px;
    --space-xl: 48px;
    --space-2xl: 64px;
    --space-3xl: 96px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    /* Transitions */
    --transition-standard: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
	padding-bottom: 70px; /* espace réservé à la bannière cookie */
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: #FFFFFF;
}

h1 {
    font-size: 48px;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

h2 {
    font-size: 36px;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-bottom: var(--space-md);
}

h3 {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-primary);
}

h4 {
    font-size: 20px;
    font-weight: 500;
}

p {
    margin-bottom: var(--space-sm);
}

a {
    color: var(--color-link);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-link-hover);
    text-decoration-color: var(--color-link-hover);
}

strong {
    font-weight: 600;
}

/* ===== CONTAINER ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    font-family: var(--font-primary);
    font-size: 16px;
    font-weight: 600;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: var(--transition-standard);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--bg-body);
}

.btn-primary:hover {
    background-color: #2563EB;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-secondary);
    border: 2px solid var(--color-secondary);
    padding: 12px 28px;
}

.btn-secondary:hover {
    background-color: var(--color-secondary);
    color: var(--bg-body);
}

.btn-primary-header {
    background-color: var(--color-primary);
    color: var(--bg-body);
    padding: 10px 24px;
    font-size: 14px;
}

/* ===== HEADER ===== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--bg-header);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: #FFFFFF;
}

.nav {
    display: flex;
    gap: var(--space-lg);
}

.nav-link {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link.active {
    color: var(--color-secondary);
    border-bottom: 2px solid var(--color-secondary);
}

/* Hamburger caché par défaut (desktop) */
.hamburger {
    display: none;
}

/* ============================================
   RESPONSIVE MOBILE (≤ 768px)
   ============================================ */

@media (max-width: 768px) {
    /* Cacher nav desktop + bouton Contact */
    .nav-desktop,
    .btn-contact-desktop {
        display: none !important;
    }
    
    /* Afficher hamburger */
    .hamburger {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 28px;
        height: 22px;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
        z-index: 1001;
        transition: transform 0.3s ease;
    }
    
    .hamburger-line {
        width: 100%;
        height: 3px;
        background: var(--text-primary);
        border-radius: 2px;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    /* Animation hamburger → X */
    .hamburger.active .hamburger-line:nth-child(1) {
        transform: translateY(9.5px) rotate(45deg);
    }
    
    .hamburger.active .hamburger-line:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .hamburger-line:nth-child(3) {
        transform: translateY(-9.5px) rotate(-45deg);
    }
}

/* ============================================
   MENU MOBILE OVERLAY
   ============================================ */

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh; /* Pour mobile moderne */
    background: linear-gradient(135deg, rgba(10, 14, 26, 0.98) 0%, rgba(21, 27, 46, 0.98) 100%);
    backdrop-filter: blur(20px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), 
                visibility 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Bouton Fermer (X) */
.mobile-menu-close {
    position: absolute;
    top: 24px;
    right: 24px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 8px;
    transition: all 0.3s ease;
    border-radius: 50%;
    z-index: 1000;
}

.mobile-menu-close:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(90deg);
}

.mobile-menu-close:active {
    transform: rotate(90deg) scale(0.95);
}

/* Navigation Mobile */
.mobile-nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    min-height: 100dvh;
    padding: 80px 24px 40px;
    gap: 8px;
}

.mobile-nav-link {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    padding: 16px 24px;
    border-radius: var(--radius-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    width: 100%;
    max-width: 400px;
    text-align: center;
    
    /* Animation d'entrée */
    opacity: 0;
    transform: translateY(20px);
}

/* Animation séquentielle des liens */
.mobile-menu-overlay.active .mobile-nav-link {
    animation: slideInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.mobile-menu-overlay.active .mobile-nav-link:nth-child(1) { animation-delay: 0.05s; }
.mobile-menu-overlay.active .mobile-nav-link:nth-child(2) { animation-delay: 0.1s; }
.mobile-menu-overlay.active .mobile-nav-link:nth-child(3) { animation-delay: 0.15s; }
.mobile-menu-overlay.active .mobile-nav-link:nth-child(4) { animation-delay: 0.2s; }
.mobile-menu-overlay.active .mobile-nav-link:nth-child(5) { animation-delay: 0.25s; }
.mobile-menu-overlay.active .mobile-nav-link:nth-child(6) { animation-delay: 0.3s; }
.mobile-menu-overlay.active .mobile-nav-link:nth-child(7) { animation-delay: 0.35s; }

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

/* Hover états */
.mobile-nav-link:hover {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-primary);
    transform: translateX(8px);
}

.mobile-nav-link:active {
    transform: scale(0.98);
}

/* Lien Contact (CTA style) */
.mobile-nav-link-cta {
    margin-top: 24px;
    background: var(--color-primary);
    color: var(--bg-body) !important;
    font-size: 24px;
}

.mobile-nav-link-cta:hover {
    background: #2563EB;
    color: var(--bg-body) !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.4);
}

/* Bloquer le scroll body quand menu ouvert */
body.menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

/* Responsive : ajuster tailles sur petits écrans */
@media (max-width: 480px) {
    .mobile-nav-link {
        font-size: 24px;
        padding: 14px 20px;
    }
    
    .mobile-nav-link-cta {
        font-size: 20px;
    }
}


/* ===== HERO SECTION ===== */
.hero {
    padding: var(--space-3xl) 0;
    text-align: center;
}

.hero-title {
    margin-bottom: var(--space-md);
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-primary);
    max-width: 800px;
    margin: 0 auto var(--space-xl);
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== SECTIONS ===== */
section {
    padding: var(--space-2xl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.section-intro {
    text-align: center;
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto var(--space-xl);
}

/* ===== PILLARS SECTION ===== */
.pillars {
    background-color: var(--bg-section);
}

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

.pillar-card {
    background-color: var(--bg-body);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    text-align: center;
    text-decoration: none;
    transition: var(--transition-standard);
}

.pillar-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.2);
}

.pillar-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-md);
    filter: brightness(0) saturate(100%) invert(70%) sepia(12%) saturate(387%) hue-rotate(186deg) brightness(92%) contrast(88%);
    transition: filter 0.3s ease;
}

.pillar-card:hover .pillar-icon {
    filter: brightness(0) saturate(100%) invert(49%) sepia(96%) saturate(1676%) hue-rotate(200deg) brightness(101%) contrast(93%);
}

.pillar-title {
    font-size: 20px;
    margin-bottom: var(--space-sm);
    color: #FFFFFF;
}

.pillar-text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ===== WHY 360 SECTION ===== */
.why-360 {
    background-color: var(--bg-body);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
}

.why-card {
    background-color: var(--bg-section);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    text-align: center;
}

.why-title {
    font-size: 20px;
    margin-bottom: var(--space-sm);
    color: var(--color-secondary);
}

.why-text {
    font-size: 16px;
    color: var(--text-secondary);
}

/* ===== WHY Digital 360 SECTION ===== */
.why-digital360 {
    background-color: var(--bg-section);
}

.expertise-content {
    margin-bottom: var(--space-xl);
}

.expertise-title {
    font-size: 24px;
    margin-bottom: var(--space-md);
    color: var(--color-primary);
}

.expertise-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-primary);
}

.expertise-footer {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.expertise-links {
    text-align: center;
    margin-top: var(--space-xl);
    font-size: 16px;
}

/* ===== FAQ SECTION ===== */
.faq {
    background-color: var(--bg-body);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(480px, 1fr));
    gap: var(--space-md);
}

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

.faq-item {
    background-color: var(--bg-section);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
}

.faq-question {
    font-size: 18px;
    margin-bottom: var(--space-sm);
    color: var(--color-secondary);
}

.faq-answer {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* ===== FINAL CTA ===== */
.cta-final {
    background-color: var(--bg-section);
    text-align: center;
    padding: var(--space-3xl) 0;
}

.cta-title {
    margin-bottom: var(--space-md);
}

.cta-text {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--space-xl);
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--bg-header);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: var(--space-xl) 0 var(--space-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-xl);
}

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

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-logo {
    height: 200px;
    width: 200px;
}

.footer-tagline {
    font-size: 14px;
    color: var(--text-secondary);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

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

.footer-heading {
    font-size: 16px;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: var(--space-sm);
}

.footer-list {
    list-style: none;
}

.footer-list li {
    margin-bottom: var(--space-xs);
}

.footer-list a {
    font-size: 14px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: var(--space-md);
}

.footer-copyright {
    text-align: center;
    font-size: 14px;
    color: var(--text-disabled);
}

/* ============================================
   AJOUTS POUR VIDÉO YOUTUBE CENTRÉE
   (Cas d'usage #06 - Production vidéo IA)
   ============================================ */

/* Wrapper global pour la vidéo */
.video-wrapper {
    margin: var(--space-2xl) 0;
}

/* Container pour centrer la vidéo */
.video-container {
    display: flex;
    justify-content: center;
    margin: 0 auto;
    max-width: 800px;
}

/* Iframe YouTube avec ombre */
.video-container iframe {
    width: 100%;
    max-width: 560px;
    height: 315px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* Légende sous la vidéo */
.video-caption {
    text-align: center;
    margin-top: var(--space-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-style: italic;
}

/* Responsive mobile pour la vidéo */
@media (max-width: 768px) {
    .video-container iframe {
        height: auto;
        aspect-ratio: 16 / 9;
    }
}

/* ============================================
   STYLES POUR CAS D'USAGES
   ============================================ */

/* Navigation cas précédent/suivant */
.case-navigation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin: var(--space-xl) 0;
}

.case-nav-card {
    background: var(--bg-section);
    border: 1px solid var(--border-color, rgba(255, 255, 255, 0.08));
    border-radius: 12px;
    padding: var(--space-lg);
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.case-nav-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.case-nav-arrow {
    font-size: 2rem;
    color: var(--color-primary);
    flex-shrink: 0;
}

.case-nav-content h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.case-nav-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.case-nav-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

.case-nav-card.next {
    flex-direction: row-reverse;
}

/* Badge numéro de cas */
.case-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-tertiary, #60A5FA) 100%);
    color: #fff;
    padding: var(--space-xs) var(--space-md);
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: var(--space-md);
}

/* Fiche technique */
.case-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin: var(--space-lg) 0;
    padding: var(--space-lg);
    background: var(--bg-section);
    border-radius: 12px;
    border: 1px solid var(--border-color, rgba(255, 255, 255, 0.08));
}

.case-info-item h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.case-info-item p {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

/* ============================================
   STYLES POUR VIDÉO YOUTUBE
   (Cas d'usage #06 - Production vidéo IA)
   ============================================ */

/* Wrapper global pour la vidéo */
.video-wrapper {
    margin: var(--space-2xl) 0;
}

/* Container pour centrer la vidéo */
.video-container {
    display: flex;
    justify-content: center;
    margin: 0 auto;
    max-width: 800px;
}

/* Iframe YouTube avec ombre */
.video-container iframe {
    width: 100%;
    max-width: 560px;
    height: 315px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* Légende sous la vidéo */
.video-caption {
    text-align: center;
    margin-top: var(--space-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-style: italic;
}

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

@media (max-width: 768px) {
    /* Navigation cas */
    .case-navigation {
        grid-template-columns: 1fr;
    }
    
    /* Vidéo YouTube responsive */
    .video-container iframe {
        height: auto;
        aspect-ratio: 16 / 9;
    }
}

/* ============================================
   STYLES POUR PAGE INDEX CAS D'USAGES
   ============================================ */

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.use-case-card {
    background: var(--bg-section);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.use-case-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.2);
}

.use-case-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-tertiary, #60A5FA) 100%);
    color: #fff;
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

.use-case-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: var(--space-sm);
}

.use-case-meta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.use-case-meta span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.use-case-description {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    flex-grow: 1;
}

.use-case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-top: auto;
}

.use-case-tag {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-primary);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

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

/* ============================================
   FORMULAIRE CONTACT ÉLÉGANT
   ============================================ */

.contact-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.contact-form-elegant {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(99, 102, 241, 0.05) 100%);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.3px;
}

.required {
    color: #ef4444;
    margin-left: 2px;
}

.form-group input,
.form-group select,
.form-group textarea {
    background: rgba(0, 0, 0, 0.3);
    border: 1.5px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    font-size: 1rem;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: rgba(0, 0, 0, 0.4);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.6;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.6)' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 20px;
    padding-right: 45px;
}

.form-required-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    font-style: italic;
}

.btn-submit {
    width: 100%;
    padding: 16px 32px;
    font-size: 1.05rem;
    font-weight: 600;
    position: relative;
    overflow: hidden;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
}

.btn-submit:active {
    transform: translateY(0);
}

.form-message {
    display: none;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    gap: var(--space-md);
}

.form-message svg {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-sm);
}

.form-message h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.form-message p {
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
    max-width: 500px;
}

.form-message.success {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
    border: 2px solid rgba(34, 197, 94, 0.3);
    color: #4ade80;
}

.form-message.success svg {
    stroke: #4ade80;
}

.form-message.error {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(220, 38, 38, 0.1) 100%);
    border: 2px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
}

.form-message.error svg {
    stroke: #f87171;
}

.form-message a {
    color: inherit;
    text-decoration: underline;
    font-weight: 600;
}

.form-message a:hover {
    opacity: 0.8;
}

@media (max-width: 768px) {
    .contact-form-elegant {
        padding: var(--space-lg);
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
        margin-bottom: 0;
    }
    
    .form-group {
        margin-bottom: var(--space-md);
    }
    
    .form-message {
        padding: var(--space-lg);
    }
    
    .form-message svg {
        width: 48px;
        height: 48px;
    }
    
    .form-message h3 {
        font-size: 1.25rem;
    }
}

/* Notice reCAPTCHA */
.recaptcha-notice {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.recaptcha-notice svg {
    flex-shrink: 0;
    margin-top: 2px;
    opacity: 0.6;
}

.recaptcha-notice a {
    color: var(--color-primary);
    text-decoration: none;
}

.recaptcha-notice a:hover {
    text-decoration: underline;
}


/* ================================================================
   COOKIE BANNER — Digital 360 Style
   ================================================================= */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(10, 14, 26, 0.95); /* --bg-body avec légère transparence */
  color: var(--text-primary);
  font-size: 0.9rem;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  z-index: 9999;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(6px);
}

.cookie-banner p {
  margin: 0;
  text-align: center;
  color: var(--text-secondary);
}

.cookie-banner a {
  color: var(--color-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.cookie-banner a:hover {
  color: var(--color-link-hover);
}

.cookie-banner button {
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-weight: 600;
  cursor: pointer;
  padding: 0.4rem 1rem;
  transition: var(--transition-standard);
}

/* Bouton “Accepter” */
.cookie-banner button#acceptCookies {
  background: var(--color-primary);
  color: var(--bg-body);
}

.cookie-banner button#acceptCookies:hover {
  background-color: #2563EB;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* Bouton “Refuser” */
.cookie-banner button#rejectCookies {
  background: transparent;
  color: var(--text-secondary);
  border: 1.5px solid rgba(255, 255, 255, 0.12);
}

.cookie-banner button#rejectCookies:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* Masquage via JS */
.cookie-banner.hide {
  display: none;
}

/* Responsive : stack vertical sur mobile */
@media (max-width: 640px) {
  .cookie-banner {
    flex-direction: column;
    text-align: center;
    padding: var(--space-sm);
  }
  .cookie-banner button {
    width: 100%;
    max-width: 240px;
  }
}

/* ============================================================
   TABLEAU GOUVERNANCE / EFFICIENCE — Digital 360 STYLE
   ============================================================ */

.digital-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-xl) 0;
  background: var(--bg-section);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.08), 0 8px 24px rgba(0,0,0,0.25);
}

.digital-table thead {
  background: linear-gradient(135deg, var(--color-primary), var(--color-tertiary));
}

.digital-table thead th {
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.9rem;
  font-weight: 600;
  padding: var(--space-sm) var(--space-md);
  text-align: left;
}

.digital-table tbody tr {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background-color 0.2s ease;
}

.digital-table tbody tr:hover {
  background-color: rgba(59, 130, 246, 0.05);
}

.digital-table td {
  padding: var(--space-md);
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-secondary);
  vertical-align: top;
}

.digital-table td:first-child {
  font-weight: 600;
  color: var(--text-primary);
  width: 25%;
}

/* Responsive : scroll horizontal fluide sur mobile */
@media (max-width: 768px) {
  .digital-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
  .digital-table th, 
  .digital-table td {
    padding: var(--space-sm) var(--space-md);
  }
}

/* ============================================================
   MARGES & ESPACEMENT POUR UNE LECTURE FLUIDE
   ============================================================ */

.why-360 h2.section-title {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.why-360 p + h2.section-title {
  margin-top: var(--space-xl);
}

.why-360 ul {
  margin-top: var(--space-md);
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
  list-style-type: disc;
}

.why-360 ul li {
  margin-bottom: var(--space-xs);
  color: var(--text-secondary);
}

.why-360 p {
  margin-bottom: var(--space-sm);
}

/* Ajout d’un espace après les images dans les sections de tutoriels */
.why-360 img,
.expertise-content img {
  display: block;
  margin: var(--space-md) auto var(--space-md);
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}