/* ============================================================
   REFRESH.CSS — Calque d'améliorations visuelles
   Conserve la palette existante, améliore :
   - rythme typographique
   - hiérarchie et espacement
   - cartes et états hover
   - hero, footer, nav
   - responsive
   ============================================================ */

/* Variables additionnelles (pas de changement de couleurs) */
:root {
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04), 0 0 0 1px rgba(15, 23, 42, 0.04);
    --shadow-soft: 0 10px 30px -12px rgba(15, 23, 42, 0.15), 0 2px 6px rgba(15, 23, 42, 0.04);
    --shadow-strong: 0 24px 60px -20px rgba(15, 23, 42, 0.25), 0 4px 12px rgba(15, 23, 42, 0.06);
    --gradient-primary: linear-gradient(135deg, #3B82F6 0%, #60A5FA 100%);
    --gradient-soft: linear-gradient(180deg, rgba(59, 130, 246, 0.06) 0%, rgba(59, 130, 246, 0) 100%);
}

body.dark-mode {
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.05);
    --shadow-soft: 0 10px 30px -12px rgba(0, 0, 0, 0.5);
    --shadow-strong: 0 24px 60px -20px rgba(0, 0, 0, 0.6);
}

/* Typo — meilleure lisibilité */
body {
    font-feature-settings: "ss01", "cv11";
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
    letter-spacing: -0.015em;
    text-wrap: balance;
}

p {
    text-wrap: pretty;
}

/* ============================================
   HEADER — plus fin, plus moderne
   ============================================ */
.header {
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    background-color: rgba(255, 255, 255, 0.85);
    box-shadow: none;
    border-bottom: 1px solid var(--border-color);
}

body.dark-mode .header {
    background-color: rgba(30, 41, 59, 0.8);
}

.navbar {
    padding: 0.9rem 1rem;
}

.logo {
    font-size: 1.35rem;
    letter-spacing: -0.02em;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    padding: 0.5rem 0.25rem;
}

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

.nav-link::after {
    height: 2px;
    bottom: -2px;
    border-radius: 2px;
}

.theme-toggle {
    width: 38px;
    height: 38px;
    font-size: 1rem;
    border: 1px solid var(--border-color);
}

/* ============================================
   HERO — Accueil plus affirmé
   ============================================ */
.hero {
    min-height: calc(100vh - 72px);
    padding: 3rem 0 5rem;
    background:
        radial-gradient(ellipse 70% 50% at 50% 0%, rgba(59, 130, 246, 0.08) 0%, transparent 60%),
        var(--bg-color);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(59, 130, 246, 0.04) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(59, 130, 246, 0.04) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 0%, transparent 70%);
    pointer-events: none;
}

body.dark-mode .hero::before {
    background-image:
        linear-gradient(to right, rgba(96, 165, 250, 0.06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(96, 165, 250, 0.06) 1px, transparent 1px);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-img {
    width: 160px;
    height: 160px;
    border: 4px solid var(--light-color);
    box-shadow:
        0 0 0 1px var(--border-color),
        0 20px 50px -20px rgba(59, 130, 246, 0.4),
        0 10px 30px -10px rgba(15, 23, 42, 0.2);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.25rem);
    font-weight: 700;
    letter-spacing: -0.035em;
    margin-bottom: 1rem;
    background: linear-gradient(180deg, var(--secondary-color) 0%, var(--text-color) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

body.dark-mode .hero-title {
    background: linear-gradient(180deg, var(--text-color) 0%, var(--text-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-light);
    font-weight: 400;
    font-style: italic;
    margin-bottom: 1.5rem;
    letter-spacing: 0.01em;
    display: block;
    padding: 0;
    background: none;
    border: none;
    border-radius: 0;
}

.hero-subtitle::before {
    content: none;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-text {
    font-size: 1.15rem;
    line-height: 1.7;
    max-width: 620px;
    margin-bottom: 2.5rem;
}

.hero-btns .btn {
    padding: 1rem 2rem;
    font-size: 1rem;
    border-radius: 10px;
    box-shadow: 0 10px 25px -10px rgba(59, 130, 246, 0.6);
}

.hero-btns .btn:hover {
    box-shadow: 0 16px 40px -10px rgba(59, 130, 246, 0.7);
}

.hero-social a {
    width: 48px;
    height: 48px;
    background-color: var(--light-color);
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xs);
    font-size: 1.2rem;
}

.hero-social a:hover {
    background-color: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}

/* ============================================
   SECTION TITLES — plus modernes
   ============================================ */
.section-title {
    margin-bottom: 3.5rem;
}

.section-title h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.025em;
    padding-bottom: 0;
    color: var(--text-color);
}

body.dark-mode .section-title h2 {
    color: var(--text-color);
}

.section-title h2::after {
    width: 48px;
    height: 4px;
    border-radius: 2px;
    bottom: -14px;
    background: var(--gradient-primary);
}

/* ============================================
   CARDS — Unifier look & feel
   ============================================ */
.project-card,
.skill-card,
.certification-card,
.info-card,
.timeline-h-card {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xs);
    border: 1px solid var(--border-color);
    background-color: var(--light-color);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover,
.skill-card:hover,
.certification-card:hover,
.info-card:hover,
.timeline-h-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-soft);
    border-color: rgba(59, 130, 246, 0.35);
}

/* ============================================
   PROJECTS — grille et cartes projet
   ============================================ */
.projects-container {
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.75rem;
    align-items: start;
}

.project-card {
    overflow: hidden;
    padding-bottom: 0.25rem;
}

.project-card .project-img {
    height: 210px;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card .project-img--contain {
    object-fit: contain;
    background-color: var(--light-color);
    padding: 0rem 0.1rem;
}

.project-card:hover .project-img {
    transform: scale(1.04);
}

.project-content {
    padding: 1.75rem;
}

.project-category {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.35rem 0.8rem;
    background-color: rgba(59, 130, 246, 0.1);
    border-radius: 6px;
    margin-bottom: 1rem;
}

.project-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    letter-spacing: -0.015em;
}

.project-description {
    font-size: 0.95rem;
    line-height: 1.65;
    margin-bottom: 1.25rem;
}

.project-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    align-items: center;
}

.project-link {
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.5rem 0.8rem;
    border-radius: 8px;
    transition: all 0.25s ease;
}

.project-link:hover {
    background-color: rgba(59, 130, 246, 0.1);
}

/* ============================================
   SKILLS
   ============================================ */
.skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.5rem;
    align-items: start;
}

.skill-links {
    padding-top: 0.75rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.2rem;
}

.skill-card {
    padding: 1.75rem 1.5rem;
    background-color: var(--light-color);
}

body.dark-mode .skill-card {
    background-color: var(--light-color);
}

.skill-icon {
    font-size: 2.5rem;
    width: 64px;
    height: 64px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(96, 165, 250, 0.15));
    color: var(--primary-color);
    margin-bottom: 1.25rem;
}

.skill-card p {
    min-height: 0;
    margin-bottom: 0.5rem;
}

.skill-card a {
    display: inline-block;
    margin: 0.2rem;
    padding: 0.25rem 0.7rem;
    font-size: 0.78rem;
    font-weight: 500;
    border-radius: 999px;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    transition: all 0.2s ease;
}

.skill-card a:hover {
    background-color: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.category-title {
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    color: var(--text-color);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

.category-title::after {
    width: 40px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* ============================================
   ABOUT
   ============================================ */
.about-hero-img {
    width: 180px;
    height: 180px;
    border: 4px solid var(--light-color);
    box-shadow:
        0 0 0 1px var(--border-color),
        0 20px 50px -20px rgba(59, 130, 246, 0.4);
}

.about-hero-title {
    font-size: 2rem;
    color: var(--text-color);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.about-hero-text {
    text-align: left;
    font-size: 1.08rem;
    line-height: 1.8;
    color: var(--text-light);
}

.about-section-title {
    font-size: 1.6rem;
    color: var(--text-color);
    font-weight: 600;
}

.timeline-horizontal::before {
    top: 35px;
    height: 2px;
    background: linear-gradient(to right,
        transparent,
        rgba(59, 130, 246, 0.4) 20%,
        rgba(59, 130, 246, 0.4) 80%,
        transparent);
}

/* Défilement horizontal à la molette, barre stylée */
.timeline-horizontal {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    gap: 2rem;
    padding: 1rem 0.25rem 1.75rem;
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: rgba(59, 130, 246, 0.55) transparent;
    overscroll-behavior-x: contain;
}

.timeline-horizontal::-webkit-scrollbar {
    height: 8px;
}

.timeline-horizontal::-webkit-scrollbar-track {
    background: rgba(59, 130, 246, 0.08);
    border-radius: 999px;
}

.timeline-horizontal::-webkit-scrollbar-thumb {
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.55), rgba(96, 165, 250, 0.7));
    border-radius: 999px;
}

.timeline-horizontal::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.8), rgba(96, 165, 250, 0.9));
}

.timeline-horizontal .timeline-h-item {
    flex: 0 0 240px;
    min-width: 240px;
}

.timeline-h-icon {
    width: 72px;
    height: 72px;
    background: var(--gradient-primary);
    border: 4px solid var(--bg-color);
    box-shadow: 0 10px 25px -8px rgba(59, 130, 246, 0.4);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.3;
    text-align: center;
    font-family: inherit;
}

.timeline-h-card {
    padding: 1.5rem 1.25rem;
}

.timeline-h-card h4 {
    font-size: 1.05rem;
    color: var(--text-color);
}

.info-card {
    padding: 2rem 1.75rem;
    border-top: none;
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.info-card:hover::before {
    transform: scaleX(1);
}

.info-card-icon {
    width: 60px;
    height: 60px;
    font-size: 1.6rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(96, 165, 250, 0.15));
    color: var(--primary-color);
    box-shadow: none;
}

.info-card-title {
    color: var(--text-color);
    font-size: 1.2rem;
}

/* ============================================
   CERTIFICATIONS
   ============================================ */
.certifications-container {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.75rem;
    align-items: start;
}

.certification-card {
    padding: 2.25rem 1.75rem;
    background-color: var(--light-color);
    position: relative;
    overflow: hidden;
    align-self: start;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

body.dark-mode .certification-card {
    background-color: var(--light-color);
}

.certification-icon {
    width: 70px;
    height: 70px;
    border-radius: 18px;
    display: flex !important;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(96, 165, 250, 0.18));
    color: var(--primary-color);
    font-size: 2rem;
    line-height: 1 !important;
    padding: 0;
    margin: 0 auto 1.5rem;
}

/* Neutraliser les styles Font Awesome par défaut qui décalent le glyphe vers le haut */
.certification-icon::before {
    display: block;
    line-height: 1 !important;
    margin: 0 !important;
}

.certification-title {
    font-size: 1.25rem;
    color: var(--text-color);
    font-weight: 600;
}

.certification-desc {
    color: var(--text-light);
    line-height: 1.7;
}

.certification-desc strong {
    color: var(--primary-color);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: linear-gradient(180deg, #0F172A 0%, #0a1220 100%);
    padding: 4rem 0 2.5rem;
    position: relative;
    border-top: 1px solid rgba(59, 130, 246, 0.15);
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 0 0 4px 4px;
}

.footer p {
    opacity: 0.75;
}

.footer-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.foot-btn {
    background-color: rgba(255, 255, 255, 0.05);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
}

.foot-btn:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

/* ============================================
   PROJECT DETAIL — pages détail
   ============================================ */
.project-detail {
    padding: 4rem 0 5rem;
    background:
        radial-gradient(ellipse 60% 40% at 50% 0%, rgba(59, 130, 246, 0.06) 0%, transparent 50%),
        var(--bg-color);
}

.back-link {
    padding: 0.6rem 1rem;
    border-radius: 8px;
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
    font-size: 0.9rem;
    box-shadow: var(--shadow-xs);
}

.back-link:hover {
    background-color: var(--primary-color);
    color: #fff;
    transform: translateX(-3px);
    border-color: var(--primary-color);
}

.project-detail-header h1 {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 1.25rem;
}

.project-detail-image {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-strong);
    max-height: 440px;
}

.project-detail-image img {
    max-height: 440px;
    object-fit: cover;
}

.project-detail-info h2 {
    font-size: 1.75rem;
    color: var(--text-color);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--border-color);
    position: relative;
}

.project-detail-info h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 48px;
    height: 2px;
    background: var(--gradient-primary);
}

.project-detail-info h3 {
    font-size: 1.3rem;
    color: var(--text-color);
    margin-top: 2rem;
    font-weight: 600;
}

.project-detail-info ul li {
    padding: 1rem 1.25rem;
    background-color: var(--light-color);
    border-left: 3px solid var(--primary-color);
    border-radius: 0 10px 10px 0;
    box-shadow: var(--shadow-xs);
}

/* ============================================
   RFTG — Modules Luigi / Mario / Toad / Peach
   ============================================ */
.rftg-intro {
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2rem 2.25rem;
    margin-bottom: 3rem;
    box-shadow: var(--shadow-xs);
}

.rftg-intro p {
    font-size: 1.05rem;
    line-height: 1.75;
    margin-bottom: 0.75rem;
}

.rftg-intro p:last-child {
    margin-bottom: 0;
}

.rftg-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 1.75rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--border-color);
}

.rftg-meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.rftg-meta-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-light);
}

.rftg-meta-value {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-color);
}

.rftg-modules {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 1.25rem;
    margin-bottom: 3rem;
}

.rftg-module {
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem 1.4rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.rftg-module:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-soft);
    border-color: rgba(59, 130, 246, 0.4);
}

.rftg-module::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
}

.rftg-module-tag {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--primary-color);
}

.rftg-module-title {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
    letter-spacing: -0.01em;
}

.rftg-module-role {
    font-size: 0.88rem;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: 0.5rem;
}

.rftg-module-desc {
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--text-color);
    margin: 0;
}

/* Sous-projet RFTG (Luigi / Mario / Toad) */
.rftg-subproject {
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 2.25rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-xs);
}

.rftg-subproject-head {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    margin-bottom: 1.75rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.rftg-sub-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
    background: var(--gradient-primary);
    box-shadow: 0 10px 25px -10px rgba(59, 130, 246, 0.5);
}

.rftg-sub-headings {
    flex: 1;
}

.rftg-sub-kicker {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.3rem;
}

.rftg-sub-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    margin: 0 0 0.35rem 0;
    letter-spacing: -0.02em;
}

.rftg-sub-title small {
    display: block;
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--text-light);
    margin-top: 0.2rem;
    letter-spacing: 0;
}

.rftg-subsection {
    margin-bottom: 1.75rem;
}

.rftg-subsection:last-child {
    margin-bottom: 0;
}

.rftg-subsection-title {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-light);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

/* Tableau stack technique */
.rftg-stack-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.rftg-stack-table td {
    padding: 0.7rem 0.75rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
}

.rftg-stack-table tr:last-child td {
    border-bottom: none;
}

.rftg-stack-table td:first-child {
    font-weight: 600;
    color: var(--text-color);
    width: 40%;
    white-space: nowrap;
}

.rftg-stack-table td:last-child {
    color: var(--text-light);
    font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.88rem;
}

/* Architecture / features list */
.rftg-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.6rem;
}

.rftg-list li {
    padding: 0.85rem 1rem !important;
    background-color: var(--bg-color) !important;
    border-left: 3px solid var(--primary-color);
    border-radius: 0 8px 8px 0;
    font-size: 0.95rem;
    line-height: 1.6;
    box-shadow: none !important;
    margin-bottom: 0 !important;
    color: var(--text-color);
}

.rftg-list li strong {
    color: var(--text-color);
    font-weight: 600;
}

/* Bloc Compétence / Tableau de synthèse */
.rftg-compete-group {
    display: grid;
    gap: 0.85rem;
}

.rftg-compete {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.06) 0%, rgba(96, 165, 250, 0.03) 100%);
    border: 1px solid rgba(59, 130, 246, 0.18);
    border-radius: 12px;
    padding: 1rem 1.15rem;
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
    transition: all 0.25s ease;
}

.rftg-compete:hover {
    border-color: rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(96, 165, 250, 0.05) 100%);
    transform: translateX(3px);
}

.rftg-compete-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background-color: var(--primary-color);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.78rem;
    font-weight: 700;
    margin-top: 0.15rem;
}

.rftg-compete-body {
    flex: 1;
    min-width: 0;
}

.rftg-compete-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 0.3rem;
}

.rftg-compete-title {
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--text-color);
    line-height: 1.4;
    margin-bottom: 0.4rem;
}

.rftg-compete-desc {
    font-size: 0.9rem !important;
    line-height: 1.6 !important;
    color: var(--text-light) !important;
    margin: 0 !important;
}

/* Points forts / highlights */
.rftg-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 0.85rem;
}

.rftg-highlight {
    padding: 1rem 1.15rem;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-size: 0.92rem;
    line-height: 1.55;
    color: var(--text-color);
    display: flex;
    gap: 0.7rem;
    align-items: flex-start;
}

.rftg-highlight i {
    color: var(--primary-color);
    margin-top: 0.2rem;
}

/* Parcours utilisateur */
.rftg-flow {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    padding: 1.25rem 1.5rem;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.rftg-flow-step {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-color);
    padding: 0.45rem 0.85rem;
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.rftg-flow-arrow {
    color: var(--primary-color);
    font-size: 0.85rem;
}

/* Screenshots */
.rftg-screens {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
    margin-top: 1rem;
}

.rftg-screens img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-color);
}

/* Dark mode overrides */
body.dark-mode .rftg-intro,
body.dark-mode .rftg-module,
body.dark-mode .rftg-subproject {
    background-color: var(--light-color);
    border-color: var(--border-color);
}

body.dark-mode .rftg-list li {
    background-color: var(--bg-color) !important;
}

body.dark-mode .rftg-highlight,
body.dark-mode .rftg-flow,
body.dark-mode .rftg-flow-step {
    background-color: var(--bg-color);
}

body.dark-mode .rftg-flow-step {
    background-color: var(--light-color);
}

body.dark-mode .rftg-compete {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(96, 165, 250, 0.05) 100%);
    border-color: rgba(59, 130, 246, 0.3);
}

body.dark-mode .skill-card a {
    background-color: var(--bg-color);
    border-color: var(--border-color);
    color: var(--text-light);
}

body.dark-mode .back-link {
    background-color: var(--light-color);
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        min-height: auto;
        padding: 2rem 0 3.5rem;
    }
    .rftg-subproject {
        padding: 1.5rem 1.25rem;
    }
    .rftg-subproject-head {
        gap: 0.85rem;
    }
    .rftg-sub-icon {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
    .rftg-sub-title {
        font-size: 1.2rem;
    }
    .rftg-stack-table td:first-child {
        width: 45%;
    }
    .rftg-flow {
        justify-content: flex-start;
    }
}

/* ============================================
   VEILLE TECHNOLOGIQUE
   ============================================ */
.veille-section-page {
    padding-top: 4rem;
    padding-bottom: 5rem;
}

.veille-hero {
    max-width: 760px;
    margin: 0 auto 3.5rem;
    text-align: center;
}

.veille-kicker {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--primary-color);
    background-color: rgba(59, 130, 246, 0.1);
    padding: 0.45rem 1rem;
    border-radius: 999px;
    margin-bottom: 1.25rem;
}

.veille-lede {
    font-size: 1.08rem;
    line-height: 1.75;
    color: var(--text-light);
    text-wrap: pretty;
}

/* ── En-tête frise ── */
.veille-timeline-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.veille-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
    letter-spacing: -0.01em;
    margin: 0;
}

.veille-hint {
    font-size: 0.85rem;
    color: var(--text-light);
    font-style: italic;
    margin: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}

.veille-hint i {
    color: var(--primary-color);
    font-style: normal;
}

/* ── Frise horizontale ── */
.veille-timeline {
    display: flex;
    flex-wrap: nowrap;
    gap: 1.5rem;
    padding: 1rem 0.25rem 2.25rem;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(59, 130, 246, 0.55) transparent;
    overscroll-behavior-x: contain;
    position: relative;
    margin-bottom: 5rem;
}

/* Ligne guide derrière les cartes */
.veille-timeline::before {
    content: '';
    position: absolute;
    top: 96px;
    left: 0.25rem;
    right: 0.25rem;
    height: 2px;
    background: linear-gradient(to right,
        transparent,
        rgba(59, 130, 246, 0.35) 5%,
        rgba(59, 130, 246, 0.35) 95%,
        transparent);
    pointer-events: none;
    z-index: 0;
}

.veille-timeline::-webkit-scrollbar { height: 8px; }
.veille-timeline::-webkit-scrollbar-track {
    background: rgba(59, 130, 246, 0.08);
    border-radius: 999px;
}
.veille-timeline::-webkit-scrollbar-thumb {
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.55), rgba(96, 165, 250, 0.7));
    border-radius: 999px;
}
.veille-timeline::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.8), rgba(96, 165, 250, 0.9));
}

/* ── Carte article ── */
.veille-card {
    flex: 0 0 320px;
    min-width: 320px;
    max-width: 320px;
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    box-shadow: var(--shadow-card, 0 4px 18px -8px rgba(15, 23, 42, 0.1));
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    position: relative;
    z-index: 1;
}

.veille-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 36px -14px rgba(59, 130, 246, 0.35);
    border-color: rgba(59, 130, 246, 0.4);
}

.veille-card--hero {
    flex: 0 0 360px;
    min-width: 360px;
    max-width: 360px;
    border: 1px solid rgba(59, 130, 246, 0.45);
    box-shadow: 0 12px 28px -12px rgba(59, 130, 246, 0.35);
}

/* Image / media */
.veille-card-media {
    position: relative;
    height: 140px;
    background: var(--vcard-grad, linear-gradient(135deg, #1e3a8a, #3b82f6));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    overflow: hidden;
}

.veille-card-media::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(255,255,255,0.18), transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(0,0,0,0.18), transparent 50%);
    pointer-events: none;
}

.veille-card-media img {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background-color: #fff;
    padding: 10px;
    object-fit: contain;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 1;
}

.veille-card-domain {
    font-size: 0.78rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.95);
    letter-spacing: 0.03em;
    text-transform: lowercase;
    position: relative;
    z-index: 1;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.veille-card-badge {
    position: absolute;
    top: 0.85rem;
    right: 0.85rem;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #1e293b;
    background-color: #fbbf24;
    padding: 0.3rem 0.65rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    z-index: 2;
    box-shadow: 0 4px 12px rgba(251, 191, 36, 0.45);
}

.veille-card-badge i { font-size: 0.7rem; }

/* Body */
.veille-card-body {
    padding: 1.35rem 1.35rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    flex: 1;
}

.veille-card-date {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--primary-color);
}

.veille-card-title {
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--text-color);
    margin: 0;
    text-wrap: balance;
}

.veille-card-desc {
    font-size: 0.88rem;
    line-height: 1.6;
    color: var(--text-light);
    margin: 0;
    text-wrap: pretty;
}

.veille-card-cta {
    margin-top: auto;
    padding-top: 0.75rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--primary-color);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: gap 0.25s ease;
}

.veille-card:hover .veille-card-cta {
    gap: 0.7rem;
}

.veille-card-cta i {
    font-size: 0.75rem;
}

/* ============================================
   ENJEUX FUTURS
   ============================================ */
.veille-enjeux-wrap {
    margin-top: 3rem;
    padding-top: 3.5rem;
    border-top: 1px dashed var(--border-color);
}

.veille-enjeux-head {
    max-width: 780px;
    margin: 0 auto 3rem;
    text-align: center;
}

.veille-enjeux-kicker {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: #8b5cf6;
    background-color: rgba(139, 92, 246, 0.1);
    padding: 0.45rem 1rem;
    border-radius: 999px;
    margin-bottom: 1.25rem;
}

.veille-enjeux-kicker i {
    margin-right: 0.35rem;
}

.veille-enjeux-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-color);
    letter-spacing: -0.01em;
    line-height: 1.3;
    margin: 0;
    text-wrap: balance;
}

.veille-enjeux-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3.5rem;
}

.veille-enjeu {
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 1.85rem 1.65rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    position: relative;
}

.veille-enjeu:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px -16px rgba(15, 23, 42, 0.18);
    border-color: color-mix(in oklab, var(--enjeu-color, #3b82f6) 40%, var(--border-color));
}

.veille-enjeu-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: color-mix(in oklab, var(--enjeu-color, #3b82f6) 15%, transparent);
    color: var(--enjeu-color, #3b82f6);
    font-size: 1.35rem;
    margin-bottom: 1.15rem;
}

.veille-enjeu-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 0.6rem;
    letter-spacing: -0.005em;
    text-wrap: balance;
}

.veille-enjeu-desc {
    font-size: 0.92rem;
    line-height: 1.65;
    color: var(--text-light);
    margin: 0;
    text-wrap: pretty;
}

/* Sources bonus */
.veille-enjeux-sources {
    max-width: 860px;
    margin: 0 auto;
}

.veille-enjeux-sources-title {
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--text-light);
    margin: 0 0 1.25rem;
    text-align: center;
}

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

.veille-enjeu-link {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    padding: 0.9rem 1.15rem;
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.25s ease, transform 0.25s ease, background-color 0.25s ease;
}

.veille-enjeu-link:hover {
    border-color: rgba(59, 130, 246, 0.5);
    transform: translateY(-2px);
    background-color: color-mix(in oklab, var(--primary-color) 4%, var(--light-color));
}

.veille-enjeu-link img {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background-color: #fff;
    padding: 6px;
    object-fit: contain;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
    flex-shrink: 0;
}

.veille-enjeu-link > div {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.veille-enjeu-link-domain {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: lowercase;
    letter-spacing: 0.04em;
    color: var(--primary-color);
}

.veille-enjeu-link-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-color);
    line-height: 1.4;
}

.veille-enjeu-link > i {
    color: var(--text-light);
    font-size: 0.85rem;
    flex-shrink: 0;
    transition: transform 0.25s ease;
}

.veille-enjeu-link:hover > i {
    transform: translate(2px, -2px);
    color: var(--primary-color);
}

/* Dark mode overrides */
body.dark-mode .veille-card,
body.dark-mode .veille-enjeu,
body.dark-mode .veille-enjeu-link {
    background-color: var(--light-color);
    border-color: var(--border-color);
}

/* Responsive */
@media (max-width: 768px) {
    .veille-timeline-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.4rem;
    }
    .veille-card,
    .veille-card--hero {
        flex: 0 0 280px;
        min-width: 280px;
        max-width: 280px;
    }
    .veille-enjeux-title {
        font-size: 1.35rem;
    }
}

/* ── E4 Accordion ─────────────────────────────────────────── */
.e4-subsection {
    padding: 0 !important;
    border: none !important;
    background: none !important;
}

.e4-accordion {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    margin-top: 0;
}

.e4-accordion-summary {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1rem 1.25rem;
    background: var(--light-color);
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-color);
    list-style: none;
    user-select: none;
    transition: background 0.18s;
}

.e4-accordion-summary::-webkit-details-marker {
    display: none;
}

.e4-accordion-summary:hover {
    background: var(--border-color);
}

.e4-chevron {
    margin-left: auto;
    flex-shrink: 0;
    transition: transform 0.25s ease;
    color: var(--primary-color);
}

.e4-accordion[open] .e4-chevron {
    transform: rotate(180deg);
}

.e4-accordion .rftg-compete-group {
    padding: 1.25rem;
    border-top: 1px solid var(--border-color);
    margin-bottom: 0;
}

.e4-accordion-simple .e4-simple-list,
.e4-accordion-simple > ul {
    padding: 1.25rem 1.25rem 1.25rem 2.5rem;
    border-top: 1px solid var(--border-color);
    margin: 0;
}

.e4-accordion-simple > ul li,
.e4-simple-list li {
    margin-bottom: 0.5rem;
    line-height: 1.65;
}

/* ── Assureur — intro with logo ──────────────────────────── */
.assureur-intro-inner {
    display: flex;
    align-items: flex-start;
    gap: 1.75rem;
    margin-bottom: 1.5rem;
}

.assureur-logo {
    width: auto;
    height: 80px;
    max-width: 160px;
    object-fit: contain;
    flex-shrink: 0;
    border-radius: 10px;
    background: #fff;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xs);
}

.assureur-intro-inner p {
    font-size: 0.98rem;
    line-height: 1.75;
    margin: 0;
}

@media (max-width: 600px) {
    .assureur-intro-inner {
        flex-direction: column;
        align-items: center;
    }
    .assureur-logo {
        height: 60px;
    }
}

/* ── DataConverter — architecture diagram (CSS Grid) ─────── */
.dc-arch-diagram {
    display: grid;
    grid-template-columns: auto 2.75rem 1fr 1fr 2.75rem auto;
    grid-template-rows: auto 0.5rem auto;
    align-items: center;
    justify-items: center;
    row-gap: 0.35rem;
    max-width: 540px;
    margin: 1.5rem auto;
}

/* Row 1 */
.dc-g-json   { grid-area: 1/1; }
.dc-g-larrow { grid-area: 1/2; }
.dc-g-map    { grid-column: 3/5; grid-row: 1; width: 100%; }
.dc-g-rarrow { grid-area: 1/5; }
.dc-g-csv    { grid-area: 1/6; }

/* Row 2 — vertical arrows under Map edges */
.dc-g-lv     { grid-area: 2/3; }
.dc-g-rv     { grid-area: 2/4; }

/* Row 3 — XML & XLSX */
.dc-g-xml    { grid-area: 3/3; }
.dc-g-xlsx   { grid-area: 3/4; }

.dc-format-node {
    background: var(--light-color);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    font-weight: 700;
    font-size: 0.9rem;
    padding: 0.55rem 1.1rem;
    border-radius: 10px;
    white-space: nowrap;
}

.dc-hub-node {
    background: var(--primary-color);
    color: #fff;
    font-weight: 700;
    font-size: 0.88rem;
    padding: 0.65rem 1.25rem;
    border-radius: 10px;
    text-align: center;
    width: 100%;
    box-sizing: border-box;
}

.dc-arch-arrow {
    font-size: 1.3rem;
    color: var(--text-light);
    line-height: 1;
}

.dc-arrow-v {
    font-size: 1.1rem;
    line-height: 1;
}

@media (max-width: 520px) {
    .dc-arch-diagram { grid-template-columns: auto 1.5rem 1fr 1fr 1.5rem auto; }
    .dc-hub-node { font-size: 0.72rem; padding: 0.5rem 0.5rem; }
    .dc-format-node { font-size: 0.78rem; padding: 0.4rem 0.6rem; }
}

/* ── Lecteur vidéo RFTG ─────────────────────────────────── */
.rftg-video-section {
    padding: 0;
    border: none !important;
    background: none !important;
}

.rftg-video-wrap {
    width: 100%;
    border-radius: 14px;
    overflow: hidden;
    background: #000;
    box-shadow: var(--shadow-soft);
    margin-top: 0.75rem;
}

.rftg-video-wrap video {
    width: 100%;
    display: block;
    max-height: 480px;
}

/* ============================================
   PROJECTS — groupes réalisés / en cours
   ============================================ */
.projects-group-title {
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-light);
    margin: 3rem 0 1.5rem;
}

.projects-group-title--wip {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
}

.wip-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-color);
    animation: pulse-dot 1.8s ease-in-out infinite;
}

.projects-container--wip {
    opacity: 0.92;
}

/* ============================================
   EXPÉRIENCES — timeline verticale (about.html)
   ============================================ */
.exp-timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
    padding-left: 2rem;
}

.exp-timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: var(--border-color);
    border-radius: 2px;
}

.exp-item {
    position: relative;
    padding-bottom: 1.75rem;
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.exp-item:last-child {
    padding-bottom: 0;
}

.exp-dot {
    position: absolute;
    left: -1.85rem;
    top: 6px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 3px solid var(--bg-color);
    box-shadow: 0 0 0 2px var(--primary-color);
    flex-shrink: 0;
}

.exp-card {
    background: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.1rem 1.4rem;
    flex: 1;
    box-shadow: var(--shadow-xs);
}

.exp-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.3rem;
}

.exp-title {
    font-size: 0.97rem;
    font-weight: 600;
    color: var(--secondary-color);
}

.exp-date {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--primary-color);
    white-space: nowrap;
}

.exp-type {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.exp-desc {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-color);
    margin: 0;
}

/* ============================================
   LANGUES — barres de niveau (competences.html)
   ============================================ */
.lang-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.25rem;
}

.lang-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.1rem 1.4rem;
    box-shadow: var(--shadow-xs);
}

.lang-flag {
    font-size: 2rem;
    line-height: 1;
    flex-shrink: 0;
}

.lang-info {
    flex: 1;
}

.lang-name {
    font-size: 0.97rem;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 0.2rem;
}

.lang-level-label {
    font-size: 0.8rem;
    color: var(--text-light);
    display: block;
    margin-bottom: 0.5rem;
}

.lang-bar {
    height: 6px;
    background: var(--border-color);
    border-radius: 99px;
    overflow: hidden;
}

.lang-bar-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 99px;
    transition: width 0.6s ease;
}

/* ============================================
   PAGE CONTACT
   ============================================ */
.contact-section {
    min-height: calc(100vh - 72px);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 3rem;
    align-items: start;
}

/* Écrase le bleu de style.css */
.contact-info {
    background-color: var(--light-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xs);
    padding: 2rem;
}

.contact-info h3::after {
    background-color: var(--primary-color);
}

.contact-info-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 0.75rem;
}

.contact-info-text {
    font-size: 0.97rem;
    line-height: 1.7;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.contact-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.contact-link-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.2s;
}

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

.contact-link-icon {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-sm);
    background: var(--light-color);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--secondary-color);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--text-color);
    background: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
    box-shadow: var(--shadow-xs);
}

.form-input:focus {
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-soft);
}

.form-input::placeholder {
    color: var(--text-light);
    opacity: 0.7;
}

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

.contact-submit {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--secondary-color);
}

.contact-submit:hover {
    background-color: var(--dark-color);
}

/* ============================================
   PAGE 404
   ============================================ */
.not-found-section {
    min-height: calc(100vh - 72px);
    display: flex;
    align-items: center;
}

.not-found-content {
    text-align: center;
    max-width: 480px;
    margin: 0 auto;
}

.not-found-code {
    font-size: clamp(6rem, 18vw, 10rem);
    font-weight: 700;
    letter-spacing: -0.05em;
    line-height: 1;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

.not-found-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.not-found-text {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.not-found-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* ============================================
   RESPONSIVE — nouveaux composants
   ============================================ */
@media (max-width: 768px) {
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .exp-header {
        flex-direction: column;
        gap: 0.15rem;
    }

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