/* =========================================================
   STYLE.CSS — Design System Klemz Portfolio
   Thème SOMBRE par défaut (#0B1628) · Thème CLAIR soigné
   Typographies : Space Grotesk / Inter / JetBrains Mono
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700;800&display=swap');

/* ---------------------------------------------------------
   1. VARIABLES — DESIGN TOKENS (Thème SOMBRE par défaut)
--------------------------------------------------------- */
:root {
    /* Palette sombre officielle du brief */
    --bg:             #0B1628;
    --surface:        #101F36;
    --surface-2:      #162A46;
    --surface-3:      #1C3456;
    --text:           #F8FAFC;
    --text-2:         #B6C7DA;
    --muted:          #7E97B2;
    --accent:         #315B7D;
    --accent-light:   #5B93C7;
    --accent-glow:    rgba(91, 147, 199, 0.25);
    --accent-dim:     rgba(91, 147, 199, 0.12);
    --accent-bg:      rgba(49, 91, 125, 0.25);
    --border:         rgba(143, 169, 194, 0.18);
    --border-hover:   rgba(91, 147, 199, 0.45);
    --success:        #37B77B;
    --success-dim:    rgba(55, 183, 123, 0.15);
    --warning:        #E5A638;
    --card-bg:        #101F36;
    --glass-bg:       rgba(16, 31, 54, 0.85);
    --glass-border:   rgba(143, 169, 194, 0.18);
    --shadow:         0 8px 32px rgba(0, 0, 0, 0.35);
    --shadow-lg:      0 20px 60px rgba(0, 0, 0, 0.5);

    /* Typographies */
    --font-heading:   'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body:      'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono:      'JetBrains Mono', 'Fira Code', monospace;

    /* Rayons & Transitions */
    --radius-sm:      6px;
    --radius:         12px;
    --radius-lg:      18px;
    --radius-xl:      24px;
    --radius-full:    9999px;
    --ease:           cubic-bezier(0.16, 1, 0.3, 1);
    --t-fast:         0.18s ease;
    --t:              0.3s cubic-bezier(0.16, 1, 0.3, 1);
    --t-slow:         0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --max-width:      1200px;
}

/* ---------------------------------------------------------
   Thème CLAIR (Soigné et contrasté)
--------------------------------------------------------- */
[data-theme="light"] {
    --bg:             #F4F8FC;
    --surface:        #FFFFFF;
    --surface-2:      #E8EFF7;
    --surface-3:      #DCE6F2;
    --text:           #0B1628;
    --text-2:         #334D6B;
    --muted:          #68819E;
    --accent:         #204A6E;
    --accent-light:   #3170A5;
    --accent-glow:    rgba(49, 112, 165, 0.2);
    --accent-dim:     rgba(49, 112, 165, 0.08);
    --accent-bg:      rgba(49, 112, 165, 0.12);
    --border:         rgba(49, 91, 125, 0.16);
    --border-hover:   rgba(49, 112, 165, 0.45);
    --success:        #1E8E5A;
    --success-dim:    rgba(30, 142, 90, 0.12);
    --warning:        #B57716;
    --card-bg:        #FFFFFF;
    --glass-bg:       rgba(255, 255, 255, 0.9);
    --glass-border:   rgba(49, 91, 125, 0.15);
    --shadow:         0 8px 32px rgba(11, 22, 40, 0.06);
    --shadow-lg:      0 20px 50px rgba(11, 22, 40, 0.12);
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.65;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    transition: background-color var(--t), color var(--t);
}

::selection {
    background: var(--accent-light);
    color: #0B1628;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

p {
    color: var(--text-2);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--t-fast), opacity var(--t-fast);
}

code, pre, .mono {
    font-family: var(--font-mono);
}

img, svg {
    display: block;
    max-width: 100%;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Focus accessible */
:focus-visible {
    outline: 2px solid var(--accent-light);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

/* ---------------------------------------------------------
   3. LAYOUT & CONTAINERS
--------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: 24px;
}

.section-padding {
    padding-block: 100px;
}

.section-padding-sm {
    padding-block: 60px;
}

.section-header {
    margin-bottom: 48px;
}

.section-header.text-center {
    text-align: center;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-light);
    margin-bottom: 12px;
}

.eyebrow::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.section-title {
    font-size: clamp(1.85rem, 3.5vw, 2.75rem);
    margin-bottom: 14px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-2);
    max-width: 680px;
    line-height: 1.6;
}

.text-center .section-subtitle {
    margin-inline: auto;
}

/* ---------------------------------------------------------
   4. NAVIGATION / HEADER (Floating Overlay & Dockable Minimize)
--------------------------------------------------------- */
.navbar {
    position: fixed;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    width: min(94%, 1100px);
    height: 68px;
    background: var(--glass-bg);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.25);
    z-index: 1000;
    transition: transform 0.4s var(--ease), opacity 0.3s ease, height 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    padding: 0 22px;
}

.navbar.scrolled {
    height: 62px;
    border-color: var(--border-hover);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}

/* État minimisé de l'overlay de navigation */
.navbar.navbar-minimized {
    transform: translate(-50%, -150%) !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    width: 100%;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -0.03em;
    color: var(--text);
    text-decoration: none;
    flex-shrink: 0;
}

.nav-logo-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    overflow: visible;
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--t), filter var(--t);
    position: relative;
}

.nav-logo:hover .nav-logo-icon {
    transform: rotate(4deg) scale(1.08);
    filter: drop-shadow(0 0 12px rgba(91, 147, 199, 0.7));
}

.nav-logo-icon img,
.nav-logo-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 22px;
    list-style: none;
}

.mobile-menu-tools-item {
    display: none;
}

.nav-links a {
    font-size: 0.90rem;
    font-weight: 500;
    color: var(--text-2);
    position: relative;
    padding: 6px 2px;
    transition: color var(--t-fast);
    text-decoration: none;
    white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text);
}

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-light);
    border-radius: 2px;
    transition: width var(--t);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

/* Lang Switcher */
.lang-switch {
    display: inline-flex;
    align-items: center;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: 3px;
    gap: 2px;
}

.lang-btn {
    padding: 5px 10px;
    border-radius: var(--radius-full);
    font-family: var(--font-mono);
    font-size: 0.74rem;
    font-weight: 700;
    color: var(--text-2);
    border: none;
    background: transparent;
    cursor: pointer;
    transition: all var(--t-fast);
}

.lang-btn.active {
    background: var(--accent-light);
    color: #0B1628;
    box-shadow: 0 2px 8px var(--accent-glow);
}

.lang-btn:hover:not(.active) {
    color: var(--text);
}

/* Theme Toggle */
.theme-toggle-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--t-fast);
}

.theme-toggle-btn:hover {
    border-color: var(--accent-light);
    background: var(--accent-bg);
}

.theme-toggle-btn svg {
    width: 17px;
    height: 17px;
}

.theme-toggle-btn .icon-moon { display: none; }
.theme-toggle-btn .icon-sun { display: block; }
[data-theme="light"] .theme-toggle-btn .icon-moon { display: block; }
[data-theme="light"] .theme-toggle-btn .icon-sun { display: none; }

/* Bouton Minimiser le header */
.nav-minimize-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text-2);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--t-fast);
    padding: 0;
}

.nav-minimize-btn:hover {
    background: var(--accent-bg);
    border-color: var(--accent-light);
    color: var(--text);
    transform: translateY(-2px);
}

.nav-minimize-btn svg,
.dock-toggle-btn svg {
    pointer-events: none;
}

/* Bouton flottant lorsque la barre de navigation est minimisée (Draggable Dock) */
.nav-expand-dock {
    position: fixed;
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    touch-action: none;
    user-select: none;
    top: 14px;
    left: 14px;
    transform: none;
    transition: top 0.3s var(--ease), left 0.3s var(--ease), right 0.3s var(--ease), bottom 0.3s var(--ease);
}

.nav-expand-dock.dragging {
    transition: none !important;
}

/* ── BOUTON VORTEX / TROU NOIR COMPACT (35px) ───────── */
.dock-toggle-btn {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: #0B1628;
    border: 1.5px solid var(--accent-light);
    color: var(--accent-light);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6), 0 0 12px var(--accent-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: grab;
    transition: transform 0.25s var(--ease), background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    padding: 0;
    position: relative;
    overflow: visible;
}

[data-theme="light"] .dock-toggle-btn {
    background: #FFFFFF;
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 4px 14px rgba(11, 22, 40, 0.15), 0 0 10px var(--accent-glow);
}

.dock-toggle-btn:hover {
    transform: scale(1.14);
    box-shadow: 0 6px 22px rgba(0, 0, 0, 0.65), 0 0 18px var(--accent-glow);
    color: #FFFFFF;
    border-color: #38BDF8;
}

.dock-toggle-btn:active {
    cursor: grabbing;
}

.dock-toggle-btn .dock-icon {
    width: 16px;
    height: 16px;
    transition: transform 0.3s var(--ease);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
}

/* ── ANIMATIONS VORTEX D'OUVERTURE ET FERMETURE ─────── */
/* Apparition en vortex cosmique */
.nav-expand-dock.vortex-opening .dock-toggle-btn {
    animation: vortexSpawn 0.55s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes vortexSpawn {
    0% {
        transform: scale(0) rotate(-1080deg);
        opacity: 0;
        filter: blur(14px) brightness(3);
    }
    55% {
        transform: scale(1.28) rotate(-240deg);
        opacity: 0.95;
        filter: blur(2px) brightness(1.7);
    }
    78% {
        transform: scale(0.92) rotate(-50deg);
        opacity: 1;
        filter: blur(0) brightness(1.1);
    }
    100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
        filter: blur(0) brightness(1);
    }
}

/* Aspiration / Effondrement dans le trou noir à la fermeture */
.nav-expand-dock.vortex-closing .dock-toggle-btn {
    animation: vortexCollapse 0.38s cubic-bezier(0.6, -0.28, 0.735, 0.045) forwards;
    pointer-events: none;
}

@keyframes vortexCollapse {
    0% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
        filter: blur(0) brightness(1);
    }
    25% {
        transform: scale(1.22) rotate(160deg);
        opacity: 0.95;
        filter: brightness(2.2) contrast(1.3);
    }
    100% {
        transform: scale(0) rotate(1080deg);
        opacity: 0;
        filter: blur(12px) brightness(0.1);
    }
}

/* Rotation de l'icône de flèche selon le bord d'ancrage */
.nav-expand-dock.dock-left .dock-icon { transform: rotate(-90deg); }
.nav-expand-dock.dock-right .dock-icon { transform: rotate(90deg); }
.nav-expand-dock.dock-bottom .dock-icon { transform: rotate(180deg); }
.nav-expand-dock.dock-top .dock-icon { transform: rotate(0deg); }
.nav-expand-dock.dock-top-left .dock-icon { transform: rotate(-45deg); }

/* Mobile Menu Toggle */
.mobile-menu-btn {
    display: none;
    width: 36px;
    height: 36px;
    border-radius: var(--radius);
    background: var(--surface-2);
    border: 1px solid var(--border);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    padding: 0;
    cursor: pointer;
    transition: all var(--t-fast);
}

.mobile-menu-btn span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 0.3s var(--ease), opacity 0.2s ease;
    transform-origin: center;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ── SYSTÈME D'INFOBULLES (TOOLTIPS) ACCESSIBLES ───── */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px) scale(0.92);
    background: #0B1628;
    color: #F8FAFC;
    border: 1px solid rgba(143, 169, 194, 0.25);
    padding: 6px 12px;
    font-size: 0.76rem;
    font-family: var(--font-body);
    font-weight: 500;
    white-space: nowrap;
    border-radius: var(--radius-sm);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    z-index: 10005;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

[data-theme="light"] [data-tooltip]::before {
    background: #FFFFFF;
    color: #0B1628;
    border-color: rgba(49, 91, 125, 0.25);
    box-shadow: 0 4px 16px rgba(11, 22, 40, 0.15);
}

[data-tooltip]:hover::before,
[data-tooltip]:focus-visible::before {
    opacity: 1;
    transform: translateX(-50%) translateY(12px) scale(1);
}

/* ── ADAPTATION DU TOOLTIP DU BOUTON FLOTTANT (DOCK) ── */

/* Style du tooltip du bouton de restauration du dock (net, lisible, sans rotation, multi-lignes fluide) */
.dock-toggle-btn[data-tooltip]::before {
    filter: none !important;
    animation: none !important;
    white-space: normal !important;
    width: max-content;
    max-width: 210px;
    line-height: 1.35;
    text-align: center;
    font-size: 0.78rem;
    font-family: var(--font-body);
    font-weight: 500;
    padding: 7px 12px;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    z-index: 10005;
}

/* 1. Bord Gauche et Coin Haut-Gauche : le texte s'affiche vers la DROITE (ne sort jamais à gauche) */
.nav-expand-dock.dock-left .dock-toggle-btn[data-tooltip]::before,
.nav-expand-dock.dock-top-left .dock-toggle-btn[data-tooltip]::before {
    top: 50% !important;
    left: calc(100% + 12px) !important;
    right: auto !important;
    bottom: auto !important;
    transform: translateY(-50%) translateX(2px) scale(0.95);
}

.nav-expand-dock.dock-left .dock-toggle-btn[data-tooltip]:hover::before,
.nav-expand-dock.dock-left .dock-toggle-btn[data-tooltip]:focus-visible::before,
.nav-expand-dock.dock-top-left .dock-toggle-btn[data-tooltip]:hover::before,
.nav-expand-dock.dock-top-left .dock-toggle-btn[data-tooltip]:focus-visible::before {
    opacity: 1;
    transform: translateY(-50%) translateX(6px) scale(1);
}

/* 2. Bord Droit : le texte s'affiche vers la GAUCHE (ne sort jamais à droite) */
.nav-expand-dock.dock-right .dock-toggle-btn[data-tooltip]::before {
    top: 50% !important;
    right: calc(100% + 12px) !important;
    left: auto !important;
    bottom: auto !important;
    transform: translateY(-50%) translateX(-2px) scale(0.95);
}

.nav-expand-dock.dock-right .dock-toggle-btn[data-tooltip]:hover::before,
.nav-expand-dock.dock-right .dock-toggle-btn[data-tooltip]:focus-visible::before {
    opacity: 1;
    transform: translateY(-50%) translateX(-6px) scale(1);
}

/* 3. Bord Bas : le texte s'affiche vers le HAUT */
.nav-expand-dock.dock-bottom .dock-toggle-btn[data-tooltip]::before {
    top: auto !important;
    bottom: calc(100% + 12px) !important;
    left: 50% !important;
    right: auto !important;
    transform: translateX(-50%) translateY(-2px) scale(0.95);
}

.nav-expand-dock.dock-bottom .dock-toggle-btn[data-tooltip]:hover::before,
.nav-expand-dock.dock-bottom .dock-toggle-btn[data-tooltip]:focus-visible::before {
    opacity: 1;
    transform: translateX(-50%) translateY(-6px) scale(1);
}

/* 4. Bord Haut : le texte s'affiche vers le BAS */
.nav-expand-dock.dock-top .dock-toggle-btn[data-tooltip]::before {
    top: calc(100% + 12px) !important;
    bottom: auto !important;
    left: 50% !important;
    right: auto !important;
    transform: translateX(-50%) translateY(2px) scale(0.95);
}

.nav-expand-dock.dock-top .dock-toggle-btn[data-tooltip]:hover::before,
.nav-expand-dock.dock-top .dock-toggle-btn[data-tooltip]:focus-visible::before {
    opacity: 1;
    transform: translateX(-50%) translateY(6px) scale(1);
}

/* 5. Disparition immédiate et absolue du texte de description (tooltip) dès le clic et avant l'animation de fermeture */
.dock-toggle-btn:active::before,
.nav-expand-dock.tooltip-dismissed .dock-toggle-btn::before,
.nav-expand-dock.tooltip-dismissed .dock-toggle-btn[data-tooltip]::before,
.nav-expand-dock.tooltip-dismissed .dock-toggle-btn:hover::before,
.nav-expand-dock.tooltip-dismissed .dock-toggle-btn:focus-visible::before,
.nav-expand-dock.vortex-closing .dock-toggle-btn::before,
.nav-expand-dock.vortex-closing .dock-toggle-btn[data-tooltip]::before,
.nav-expand-dock.vortex-closing .dock-toggle-btn:hover::before,
.nav-expand-dock.vortex-closing .dock-toggle-btn:focus-visible::before {
    opacity: 0 !important;
    visibility: hidden !important;
    display: none !important;
    transform: none !important;
    transition: none !important;
    pointer-events: none !important;
}

/* Tooltip vers le haut générique pour les éléments en bas de page */
.tooltip-top[data-tooltip]::before {
    top: auto;
    bottom: 100%;
    transform: translateX(-50%) translateY(-8px) scale(0.92);
}
.tooltip-top[data-tooltip]:hover::before {
    transform: translateX(-50%) translateY(-12px) scale(1);
}

/* ---------------------------------------------------------
   5. BUTTONS & CTAS
--------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    cursor: pointer;
    transition: all var(--t);
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent-light);
    color: #0B1628;
    border: 1px solid transparent;
    box-shadow: 0 4px 16px var(--accent-glow);
}

.btn-primary:hover {
    background: #73A7D6;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-secondary {
    background: var(--surface-2);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--surface-3);
    border-color: var(--accent-light);
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: var(--text-2);
    border: 1px solid transparent;
}

.btn-ghost:hover {
    color: var(--text);
    background: var(--accent-bg);
    border-color: var(--border);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.82rem;
    border-radius: var(--radius-sm);
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius);
}

/* ---------------------------------------------------------
   6. HERO SECTION
--------------------------------------------------------- */
.hero-section {
    position: relative;
    padding-top: 150px;
    padding-bottom: 100px;
    min-height: 92vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-2);
    margin-bottom: 24px;
}

.hero-title {
    font-size: clamp(2.2rem, 4.5vw, 3.6rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    color: var(--text);
}

.hero-subtitle {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-2);
    margin-bottom: 36px;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-socials {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    width: 100%;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-2);
    transition: color var(--t-fast);
}

.social-link:hover {
    color: var(--accent-light);
}

/* Hero Telemetry & Visualizer */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.telemetry-card {
    width: 100%;
    max-width: 440px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 28px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.telemetry-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light), var(--success));
}

.telemetry-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.telemetry-tag {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-2);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    position: relative;
}

.pulse-dot::after {
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    border: 1px solid var(--success);
    animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

/* Visualizer Canvas & Node Diagram */
.node-network {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-block: 20px;
}

.node-item {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all var(--t);
}

.node-item:hover {
    border-color: var(--accent-light);
    transform: translateX(4px);
    background: var(--surface-3);
}

.node-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.node-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--accent-bg);
    color: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.node-label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text);
}

.node-sub {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--muted);
}

.node-metric {
    font-family: var(--font-mono);
    font-size: 0.76rem;
    color: var(--success);
    padding: 3px 8px;
    background: var(--success-dim);
    border-radius: var(--radius-sm);
}

/* ---------------------------------------------------------
   7. DOMAINS STRIP (4 Domaines)
--------------------------------------------------------- */
.domains-section {
    background: var(--surface);
    border-block: 1px solid var(--border);
    padding-block: 36px;
}

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

.domain-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px;
    border-radius: var(--radius);
    transition: transform var(--t-fast);
}

.domain-item:hover {
    transform: translateY(-2px);
}

.domain-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--accent-light);
    flex-shrink: 0;
}

.domain-text h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.domain-text p {
    font-size: 0.78rem;
    color: var(--muted);
}

/* ---------------------------------------------------------
   8. FEATURED PROJECTS CARDS
--------------------------------------------------------- */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.project-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 32px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all var(--t);
    position: relative;
    overflow: hidden;
}

.project-card:hover {
    border-color: var(--accent-light);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.project-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 18px;
}

.project-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--accent-light);
}

.project-tag.status-anonymized {
    color: #E5A638;
    background: rgba(229, 166, 56, 0.1);
    border-color: rgba(229, 166, 56, 0.25);
}

.project-tag.status-ongoing {
    color: var(--success);
    background: var(--success-dim);
    border-color: rgba(55, 183, 123, 0.25);
}

.project-tag.status-prototype {
    color: #A78BFA;
    background: rgba(167, 139, 250, 0.1);
    border-color: rgba(167, 139, 250, 0.25);
}

.project-title {
    font-size: 1.35rem;
    margin-bottom: 12px;
    color: var(--text);
}

.project-desc {
    font-size: 0.92rem;
    color: var(--text-2);
    line-height: 1.65;
    margin-bottom: 24px;
}

.project-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 28px;
}

.stack-badge {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 3px 9px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-2);
}

.project-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

/* ---------------------------------------------------------
   9. EXPERIENCE & METRICS BLOCK
--------------------------------------------------------- */
.experience-block {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 48px;
    box-shadow: var(--shadow);
    margin-block: 20px;
}

.experience-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.experience-content h2 {
    font-size: 1.85rem;
    margin-bottom: 16px;
}

.experience-content p {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.experience-disclaimer {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--muted);
    font-style: italic;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.metric-card {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: all var(--t);
}

.metric-card:hover {
    border-color: var(--accent-light);
    transform: translateY(-2px);
}

.metric-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--accent-light);
    line-height: 1;
}

.metric-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-2);
    line-height: 1.4;
}

/* ---------------------------------------------------------
   10. GITHUB SECTION (FINE ET DISCRETE)
--------------------------------------------------------- */
.github-section {
    padding-block: 60px;
}

.github-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 32px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.github-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.github-avatar {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
}

.github-stats-row {
    display: flex;
    gap: 24px;
}

.gh-stat-item {
    display: flex;
    flex-direction: column;
}

.gh-stat-val {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

.gh-stat-lbl {
    font-size: 0.75rem;
    color: var(--muted);
}

/* ---------------------------------------------------------
   11. CASE STUDY MODAL (STRUCTURE EN 9 POINTS)
--------------------------------------------------------- */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(11, 22, 40, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--t);
}

.modal-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-dialog {
    background: var(--surface);
    border: 1px solid var(--border-hover);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 860px;
    max-height: 88vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    transform: translateY(20px) scale(0.98);
    transition: transform var(--t);
    padding: 40px;
    position: relative;
}

.modal-backdrop.active .modal-dialog {
    transform: translateY(0) scale(1);
}

.modal-close-btn {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--t-fast);
}

.modal-close-btn:hover {
    background: var(--accent-light);
    color: #0B1628;
}

.case-study-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.case-study-title {
    font-size: 1.85rem;
    margin-top: 12px;
    margin-bottom: 12px;
}

.case-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
}

.case-block {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.case-block h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent-light);
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.case-block p, .case-block li {
    font-size: 0.92rem;
    color: var(--text-2);
    line-height: 1.7;
}

.case-block ul {
    list-style: disc;
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* ---------------------------------------------------------
   12. SKILLS / COMPÉTENCES (QUALITATIF)
--------------------------------------------------------- */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    margin-bottom: 48px;
}

.skill-category-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 36px;
    transition: all var(--t);
}

.skill-category-card:hover {
    border-color: var(--accent-light);
    box-shadow: var(--shadow);
}

.skill-cat-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.skill-cat-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--accent-bg);
    color: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.skill-cat-title {
    font-size: 1.25rem;
}

.skill-cat-desc {
    font-size: 0.92rem;
    color: var(--text-2);
    margin-bottom: 24px;
    line-height: 1.6;
}

.skill-chips-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text);
    transition: all var(--t-fast);
}

.skill-chip:hover {
    border-color: var(--accent-light);
    background: var(--surface-3);
    transform: translateY(-2px);
}

/* ---------------------------------------------------------
   13. PARCOURS & TIMELINE
--------------------------------------------------------- */
.timeline-container {
    position: relative;
    max-width: 800px;
    margin-inline: auto;
    padding-left: 36px;
}

.timeline-container::before {
    content: "";
    position: absolute;
    top: 10px;
    bottom: 10px;
    left: 12px;
    width: 2px;
    background: var(--border);
}

.timeline-node {
    position: relative;
    margin-bottom: 40px;
}

.timeline-dot {
    position: absolute;
    left: -36px;
    top: 6px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--surface);
    border: 3px solid var(--accent-light);
    box-shadow: 0 0 10px var(--accent-glow);
}

.timeline-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: all var(--t);
}

.timeline-card:hover {
    border-color: var(--accent-light);
    transform: translateX(4px);
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent-light);
    margin-bottom: 6px;
}

.timeline-title {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.timeline-desc {
    font-size: 0.92rem;
    color: var(--text-2);
    line-height: 1.65;
    margin-bottom: 16px;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

/* ---------------------------------------------------------
   14. WORK PRINCIPLES & ABOUT
--------------------------------------------------------- */
.principles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 32px;
}

.principle-card {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all var(--t);
}

.principle-card:hover {
    border-color: var(--accent-light);
    transform: translateY(-2px);
}

.principle-num {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--accent-light);
    margin-bottom: 8px;
}

.principle-card h4 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.principle-card p {
    font-size: 0.88rem;
    color: var(--text-2);
}

/* ---------------------------------------------------------
   15. CONTACT FORM & SECURITY
--------------------------------------------------------- */
.contact-layout {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 48px;
}

.contact-card-info {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 36px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-channels {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.channel-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 18px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--t-fast);
}

.channel-item:hover {
    border-color: var(--accent-light);
    transform: translateX(4px);
}

.channel-icon {
    font-size: 1.2rem;
    color: var(--accent-light);
}

.contact-form-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow);
}

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

.form-label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.form-input, .form-textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: inherit;
    font-size: 0.92rem;
    transition: all var(--t-fast);
}

.form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--accent-light);
    box-shadow: 0 0 0 3px var(--accent-dim);
    background: var(--surface-3);
}

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

/* Honeypot field - Strictly hidden */
.hidden-field {
    display: none !important;
    visibility: hidden !important;
}

.form-consent {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.82rem;
    color: var(--text-2);
    margin-bottom: 24px;
}

.form-consent input {
    margin-top: 3px;
}

.form-status {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 0.88rem;
    display: none;
}

.form-status.success {
    display: block;
    background: var(--success-dim);
    border: 1px solid var(--success);
    color: var(--success);
}

.form-status.error {
    display: block;
    background: rgba(229, 62, 62, 0.15);
    border: 1px solid #E53E3E;
    color: #FC8181;
}

/* ---------------------------------------------------------
   16. FOOTER COMPACT & CADRILLÉ (BENTO GRID)
--------------------------------------------------------- */
.site-footer {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding-top: 28px;
    padding-bottom: 24px;
    margin-top: auto;
    position: relative;
    z-index: 10;
}

/* Grille principale Bento cadrillée */
.footer-bento-grid {
    display: grid;
    grid-template-columns: 1fr 1.45fr 1.35fr;
    gap: 16px;
    margin-bottom: 18px;
}

/* Carte / Cellule cadrillée */
.footer-card {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.footer-card:hover {
    border-color: rgba(91, 147, 199, 0.4);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

/* En-tête de carte */
.footer-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(143, 169, 194, 0.12);
}

.footer-card-header h4 {
    font-size: 0.74rem;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text);
    margin: 0;
}

.footer-card-tag {
    font-size: 0.68rem;
    color: var(--muted);
    background: rgba(143, 169, 194, 0.08);
    padding: 2px 7px;
    border-radius: 4px;
    border: 1px solid rgba(143, 169, 194, 0.12);
}

/* 1. Bloc Identité */
.footer-brand-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.footer-logo-wrap {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.footer-logo-wrap img,
.footer-logo-wrap svg {
    width: 100%;
    height: 100%;
    display: block;
}

.footer-brand-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text);
    display: block;
    line-height: 1.2;
}

.footer-badge-status {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.72rem;
    color: var(--accent-light);
    font-weight: 600;
}

.footer-pulse-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-light);
    box-shadow: 0 0 8px var(--accent-glow);
    animation: zenPulse 2.5s infinite;
}

.footer-brand-desc {
    font-size: 0.78rem;
    color: var(--text-2);
    line-height: 1.4;
    margin-bottom: 10px;
}

.footer-status-pill {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(143, 169, 194, 0.06);
    border: 1px solid rgba(143, 169, 194, 0.14);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.72rem;
    color: var(--muted);
}

.footer-status-tag {
    color: #38BDF8;
    font-weight: 600;
}

/* 2. Matrice de Navigation Cadrillée (2 colonnes aérées) */
.footer-nav-matrix {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 7px;
}

.footer-nav-chip {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 7px 10px;
    background: rgba(143, 169, 194, 0.05);
    border: 1px solid rgba(143, 169, 194, 0.12);
    border-radius: 8px;
    color: var(--text-2) !important;
    text-decoration: none !important;
    font-size: 0.78rem;
    font-weight: 500;
    transition: all var(--t-fast);
    position: relative;
    white-space: nowrap;
    min-width: 0;
}

.footer-nav-chip span:not(.footer-chip-icon) {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
    flex: 1;
}

.footer-nav-chip:hover {
    background: rgba(91, 147, 199, 0.18);
    border-color: rgba(91, 147, 199, 0.4);
    color: #FFFFFF !important;
    transform: translateY(-1px);
}

.footer-chip-icon {
    font-size: 0.85rem;
    flex-shrink: 0;
}

/* 3. Matrice Légale & Réseaux Cadrillée (2 colonnes avec puces pleine largeur pour les titres longs) */
.footer-legal-matrix {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 7px;
}

.footer-legal-chip {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 7px 10px;
    background: rgba(143, 169, 194, 0.05);
    border: 1px solid rgba(143, 169, 194, 0.12);
    border-radius: 8px;
    color: var(--text-2) !important;
    text-decoration: none !important;
    font-size: 0.78rem;
    font-weight: 500;
    transition: all var(--t-fast);
    position: relative;
    white-space: nowrap;
    min-width: 0;
}

.footer-legal-chip.chip-full {
    grid-column: 1 / -1;
}

.footer-legal-chip span:not(.footer-chip-icon):not(.footer-ext-arrow) {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
    flex: 1;
}

.footer-legal-chip:hover {
    background: rgba(91, 147, 199, 0.18);
    border-color: rgba(91, 147, 199, 0.4);
    color: #FFFFFF !important;
    transform: translateY(-1px);
}

.footer-ext-arrow {
    margin-left: auto;
    font-size: 0.72rem;
    color: var(--muted);
    transition: transform var(--t-fast), color var(--t-fast);
}

.footer-legal-chip:hover .footer-ext-arrow {
    color: var(--accent-light);
    transform: translate(2px, -2px);
}

/* Barre Inférieure Fine Cadrillée */
.footer-bottom-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid rgba(143, 169, 194, 0.15);
    font-size: 0.76rem;
    color: var(--muted);
    flex-wrap: wrap;
    gap: 10px;
}

.footer-bottom-left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.footer-dot-sep {
    color: var(--border);
}

.footer-mono-info {
    font-size: 0.72rem;
    color: var(--text-2);
}

.footer-back-top-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(143, 169, 194, 0.08);
    border: 1px solid rgba(143, 169, 194, 0.16);
    color: var(--text-2);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.74rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--t-fast);
    font-family: inherit;
}

.footer-back-top-btn:hover {
    background: rgba(91, 147, 199, 0.2);
    border-color: var(--accent-light);
    color: #FFFFFF;
    transform: translateY(-1px);
}

.footer-back-top-btn svg {
    transition: transform var(--t-fast);
}

.footer-back-top-btn:hover svg {
    transform: translateY(-2px);
}

/* Adaptation Responsive du Footer Bento */
@media (max-width: 1024px) {
    .footer-bento-grid {
        grid-template-columns: 1fr 1.5fr;
    }
    .footer-card-legal {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .footer-bento-grid {
        grid-template-columns: 1fr;
    }
    .footer-card-legal {
        grid-column: span 1;
    }
    .footer-nav-matrix {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-bottom-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .footer-nav-matrix {
        grid-template-columns: 1fr;
    }
    .footer-legal-matrix {
        grid-template-columns: 1fr;
    }
}

/* ---------------------------------------------------------
   17. ANIMATIONS & RESPONSIVE
--------------------------------------------------------- */
@keyframes ping {
    75%, 100% {
        transform: scale(2);
        opacity: 0;
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity var(--t-slow), transform var(--t-slow);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Scroll to top button */
.scroll-top-btn {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transition: all var(--t-fast);
    z-index: 900;
}

.scroll-top-btn.visible {
    opacity: 1;
    pointer-events: auto;
}

.scroll-top-btn:hover {
    background: var(--accent-light);
    color: #0B1628;
    transform: translateY(-3px);
}

/* ---------------------------------------------------------
   18. MEDIA QUERIES (RESPONSIVE)
--------------------------------------------------------- */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .domains-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .projects-grid {
        grid-template-columns: 1fr;
    }
    .experience-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .skills-grid {
        grid-template-columns: 1fr;
    }
    .contact-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {
    .navbar {
        top: 12px;
        left: 50%;
        transform: translateX(-50%);
        width: calc(100% - 24px);
        max-width: calc(100% - 24px);
        height: 60px;
        padding: 0 12px;
        box-sizing: border-box;
        border-radius: var(--radius-lg);
        display: flex;
        align-items: center;
    }
    .navbar.scrolled {
        height: 56px;
    }
    .navbar.navbar-minimized {
        transform: translate(-50%, -160%) !important;
        opacity: 0 !important;
        pointer-events: none !important;
    }

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

    .nav-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 1.18rem;
        font-weight: 800;
        letter-spacing: -0.02em;
        flex-shrink: 0;
        min-width: 0;
    }

    .nav-logo-icon {
        width: 36px;
        height: 36px;
        flex-shrink: 0;
    }

    .nav-controls {
        display: flex;
        align-items: center;
        gap: 8px;
        flex-shrink: 0;
    }

    /* Masquer le sélecteur de langue et le bouton de thème de la barre supérieure sur mobile */
    /* Ils sont intégrés à l'intérieur du menu hamburger */
    .nav-controls .lang-switch,
    .nav-controls #theme-toggle {
        display: none !important;
    }

    /* Bouton fermer/minimiser et bouton hamburger sur mobile */
    .nav-minimize-btn,
    .mobile-menu-btn {
        display: flex !important;
        width: 38px;
        height: 38px;
        min-width: 38px;
        min-height: 38px;
        border-radius: var(--radius);
        background: var(--surface-2);
        border: 1px solid var(--border);
        color: var(--text-2);
        align-items: center;
        justify-content: center;
        padding: 0;
        cursor: pointer;
        transition: all var(--t-fast);
        box-sizing: border-box;
        -webkit-tap-highlight-color: transparent;
    }

    .nav-minimize-btn:hover,
    .nav-minimize-btn:active,
    .mobile-menu-btn:hover,
    .mobile-menu-btn:active,
    .mobile-menu-btn.active {
        background: var(--accent-bg);
        border-color: var(--accent-light);
        color: var(--text);
    }

    .nav-minimize-btn svg {
        width: 18px;
        height: 18px;
    }

    .mobile-menu-btn {
        flex-direction: column;
        gap: 5px;
    }

    .mobile-menu-btn span {
        display: block;
        width: 18px;
        height: 2px;
        background: var(--text);
        border-radius: 2px;
        transition: transform 0.3s var(--ease), opacity 0.2s ease;
        transform-origin: center;
    }

    .mobile-menu-btn.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
        transform: scaleX(0);
    }
    .mobile-menu-btn.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* Désactiver les infobulles au survol sur mobile/tactile pour éviter toute obstruction */
    [data-tooltip]::before {
        display: none !important;
    }

    /* Tiroir de menu hamburger */
    .nav-links {
        position: fixed;
        top: 76px;
        left: 12px;
        right: 12px;
        background: var(--surface);
        border: 1px solid var(--border-hover);
        border-radius: var(--radius-lg);
        flex-direction: column;
        padding: 12px;
        gap: 4px;
        transform: translateY(-16px) scale(0.97);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.22s ease;
        box-shadow: 0 20px 48px rgba(0, 0, 0, 0.6), 0 0 1px 1px rgba(255, 255, 255, 0.05);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        z-index: 999;
        max-height: calc(100vh - 96px);
        overflow-y: auto;
        box-sizing: border-box;
    }

    .nav-links.active {
        transform: translateY(0) scale(1);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-links li {
        width: 100%;
        list-style: none;
    }

    .nav-links a {
        font-size: 0.96rem;
        font-weight: 500;
        padding: 11px 14px;
        border-radius: var(--radius-sm);
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        color: var(--text-2);
        border-bottom: 1px solid rgba(143, 169, 194, 0.06);
        transition: all var(--t-fast);
        box-sizing: border-box;
    }

    .nav-links a:hover,
    .nav-links a.active {
        background: var(--surface-2);
        color: var(--accent-light);
        border-bottom-color: transparent;
        padding-left: 18px;
    }

    .nav-links a::after {
        display: none;
    }

    /* Outils Mobile : Langue et Thème dans le tiroir */
    .mobile-menu-tools-item {
        display: block !important;
        margin-top: 8px;
        padding-top: 10px;
        border-top: 1px solid var(--border);
        width: 100%;
        box-sizing: border-box;
    }

    .mobile-menu-tools {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        background: var(--surface-2);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 10px 12px;
        box-sizing: border-box;
    }

    .mobile-tool-col {
        display: flex;
        flex-direction: column;
        gap: 6px;
    }

    .mobile-tool-header {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 0.72rem;
        font-weight: 700;
        color: var(--text-2);
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }

    .mobile-tool-header svg {
        color: var(--accent-light);
        flex-shrink: 0;
    }

    .mobile-tool-col .lang-switch {
        display: flex;
        width: 100%;
        box-sizing: border-box;
        padding: 2px;
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-full);
    }

    .mobile-tool-col .lang-switch .lang-btn {
        flex: 1;
        text-align: center;
        padding: 6px 0;
        font-size: 0.78rem;
    }

    .mobile-theme-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        width: 100%;
        height: 33px;
        border-radius: var(--radius-full);
        background: var(--surface);
        border: 1px solid var(--border);
        color: var(--text);
        font-size: 0.78rem;
        font-weight: 600;
        cursor: pointer;
        transition: all var(--t-fast);
        padding: 0 10px;
        box-sizing: border-box;
    }

    .mobile-theme-toggle:hover {
        border-color: var(--accent-light);
        background: var(--accent-bg);
    }

    .mobile-theme-toggle svg {
        width: 15px;
        height: 15px;
        flex-shrink: 0;
    }

    .mobile-theme-toggle .icon-moon { display: none; }
    .mobile-theme-toggle .icon-sun { display: block; }
    [data-theme="light"] .mobile-theme-toggle .icon-moon { display: block; }
    [data-theme="light"] .mobile-theme-toggle .icon-sun { display: none; }
    .domains-grid {
        grid-template-columns: 1fr;
    }
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    .github-card {
        flex-direction: column;
        align-items: flex-start;
    }
    .principles-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 360px) {
    .navbar {
        width: calc(100% - 16px);
        max-width: calc(100% - 16px);
        padding: 0 8px;
    }
    .nav-logo {
        gap: 8px;
    }
    .nav-logo span {
        font-size: 1.05rem;
    }
    .nav-logo-icon {
        width: 32px;
        height: 32px;
    }
    .nav-controls {
        gap: 6px;
    }
    .nav-minimize-btn,
    .mobile-menu-btn {
        width: 34px;
        height: 34px;
        min-width: 34px;
        min-height: 34px;
    }
    .mobile-menu-tools {
        grid-template-columns: 1fr;
        gap: 10px;
    }
}

/* ---------------------------------------------------------
   13. BLOC 1 BTS SIO & MATRICE DE COMPÉTENCES (ÉPREUVE E4)
--------------------------------------------------------- */
.tabs-nav {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 8px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-2);
    background: var(--surface);
    border: 1px solid var(--border);
    transition: all var(--t);
}

.tab-btn:hover {
    color: var(--text);
    border-color: var(--border-hover);
    background: var(--surface-2);
}

.tab-btn.active {
    color: #fff;
    background: var(--accent);
    border-color: var(--accent-light);
    box-shadow: 0 4px 16px var(--accent-glow);
}

.tab-panel {
    display: none;
    margin-top: 8px;
    animation: fadeInTab 0.35s ease forwards;
}

.tab-panel.active {
    display: block;
}

@keyframes fadeInTab {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Bannière d'introduction E4 / Bloc 1 */
.e4-intro-banner {
    background: linear-gradient(135deg, var(--surface), var(--surface-2));
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent-light);
    border-radius: var(--radius);
    padding: 24px 28px;
    margin-bottom: 36px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.e4-intro-icon {
    font-size: 2rem;
    line-height: 1;
    flex-shrink: 0;
}

.e4-intro-content h3 {
    font-size: 1.25rem;
    margin-bottom: 6px;
    color: var(--text);
}

.e4-intro-content p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-2);
    margin: 0;
}

/* Grille des 6 Activités du Bloc 1 */
.b1-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.b1-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 26px 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform var(--t), border-color var(--t), box-shadow var(--t);
    position: relative;
    overflow: hidden;
}

.b1-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-light), transparent);
    opacity: 0;
    transition: opacity var(--t);
}

.b1-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow);
}

.b1-card:hover::before {
    opacity: 1;
}

.b1-card-top {
    margin-bottom: 18px;
}

.b1-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.b1-code-badge {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    background: var(--accent-dim);
    color: var(--accent-light);
    border: 1px solid var(--border);
}

.b1-icon {
    font-size: 1.4rem;
}

.b1-card-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
    line-height: 1.35;
}

.b1-card-desc {
    font-size: 0.9rem;
    color: var(--text-2);
    line-height: 1.55;
    margin-bottom: 16px;
}

.b1-subskills-title {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    margin-bottom: 10px;
}

.b1-subskills-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.b1-subskills-list li {
    font-size: 0.88rem;
    color: var(--text);
    display: flex;
    align-items: flex-start;
    gap: 8px;
    line-height: 1.45;
}

.b1-subskills-list li::before {
    content: "✓";
    font-weight: 800;
    color: var(--success);
    flex-shrink: 0;
}

.b1-projects-box {
    margin-top: auto;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

.b1-projects-label {
    font-size: 0.78rem;
    color: var(--muted);
    margin-bottom: 8px;
    font-weight: 600;
}

.b1-links-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.b1-proj-link {
    font-size: 0.78rem;
    font-weight: 600;
    padding: 4px 9px;
    border-radius: var(--radius-sm);
    background: var(--surface-2);
    color: var(--text);
    border: 1px solid var(--border);
    transition: all var(--t-fast);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.b1-proj-link:hover {
    background: var(--accent-bg);
    border-color: var(--accent-light);
    color: var(--accent-light);
}

/* Tableau de Synthèse E4 / Matrice des Compétences */
.e4-matrix-container {
    width: 100%;
    overflow-x: auto;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 40px;
    -webkit-overflow-scrolling: touch;
}

.e4-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    min-width: 860px;
    font-size: 0.9rem;
}

.e4-table th {
    background: var(--surface-2);
    color: var(--text);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 16px 20px;
    border-bottom: 2px solid var(--border);
    white-space: nowrap;
}

.e4-table td {
    padding: 18px 20px;
    border-bottom: 1px solid var(--border);
    color: var(--text-2);
    vertical-align: top;
    line-height: 1.5;
}

.e4-table tr:hover td {
    background: var(--accent-dim);
}

.e4-table tr:last-child td {
    border-bottom: none;
}

.e4-act-tag {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--accent-light);
    display: block;
    margin-bottom: 4px;
    font-size: 0.84rem;
}

.e4-act-title {
    color: var(--text);
    font-weight: 600;
    font-size: 0.92rem;
}

.context-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.context-stage {
    background: rgba(55, 183, 123, 0.15);
    color: var(--success);
    border: 1px solid rgba(55, 183, 123, 0.3);
}

.context-lab {
    background: rgba(91, 147, 199, 0.15);
    color: var(--accent-light);
    border: 1px solid rgba(91, 147, 199, 0.3);
}

.context-formation {
    background: rgba(229, 166, 56, 0.15);
    color: var(--warning);
    border: 1px solid rgba(229, 166, 56, 0.3);
}

.comp-check-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    padding: 2px 7px;
    border-radius: var(--radius-sm);
    color: var(--text);
    margin-right: 4px;
    margin-bottom: 4px;
}

/* Badge de statut Bloc 1 sur les cartes projets */
.project-b1-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px dashed var(--border);
}

.b1-mini-chip {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--accent-light);
    background: var(--accent-dim);
    padding: 2px 6px;
    border-radius: 4px;
}

@media (max-width: 768px) {
    .b1-grid {
        grid-template-columns: 1fr;
    }
    .e4-intro-banner {
        flex-direction: column;
        padding: 20px;
    }
}

/* ── BARRE DE RECHERCHE DE PROJETS ─────────────────── */
.project-search-container {
    max-width: 480px;
    margin: 0 auto 28px auto;
    position: relative;
}

.project-search-input {
    width: 100%;
    padding: 12px 18px 12px 42px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.project-search-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.project-search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
    pointer-events: none;
}

/* ── SCHÉMAS ET TOPOLOGIES RÉSEAU INTERACTIFS ────────── */
.topology-container {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin: 24px 0;
    overflow-x: auto;
}

.topology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.topology-zone {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    position: relative;
}

.topology-zone.zone-wan { border-top: 3px solid #E57373; }
.topology-zone.zone-dmz { border-top: 3px solid var(--warning); }
.topology-zone.zone-lan { border-top: 3px solid var(--success); }
.topology-zone.zone-vpn { border-top: 3px solid var(--accent-light); }

.topology-zone-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.topology-zone-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.92rem;
    color: var(--text);
}

.topology-badge {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--accent-dim);
    color: var(--accent-light);
}

.topology-node-list {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.82rem;
}

.topology-node-list li {
    padding: 6px 0;
    border-bottom: 1px dashed var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.topology-node-list li:last-child {
    border-bottom: none;
}

/* ── GRILLE DES MODULES MÉTIERS DU PORTAIL ───────────── */
.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin: 20px 0;
}

.module-card {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 18px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform var(--t-fast), border-color var(--t-fast), box-shadow var(--t-fast);
}

.module-card:hover {
    transform: translateY(-2px);
    border-color: rgba(91, 147, 199, 0.45);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.module-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 10px;
}

.module-card-icon-title {
    display: flex;
    align-items: center;
    gap: 10px;
}

.module-card-icon {
    font-size: 1.3rem;
}

.module-card-title {
    font-family: var(--font-heading);
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--text);
    margin: 0;
}

.module-card-role {
    font-size: 0.72rem;
    color: var(--accent-light);
    font-family: var(--font-mono);
}

.module-card-desc {
    font-size: 0.85rem;
    color: var(--text-2);
    line-height: 1.5;
    margin-bottom: 14px;
}

.module-card-meta {
    border-top: 1px dashed var(--border);
    padding-top: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--muted);
}

/* ── SWITCH INTERACTIF MODE F1 (GRATUIT VS PRO) ────── */
.f1-mode-switch-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin: 24px 0;
}

.f1-switch-toggle {
    display: inline-flex;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: 4px;
    margin-bottom: 20px;
    gap: 4px;
}

.f1-mode-btn {
    border: none;
    background: transparent;
    padding: 8px 18px;
    border-radius: var(--radius-full);
    color: var(--muted);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.f1-mode-btn.active {
    background: var(--accent);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}

.f1-mode-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.f1-feature-card {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.f1-feature-icon {
    font-size: 1.3rem;
    flex-shrink: 0;
}

/* ── BOUTON EXPORT IMPRESSION E4 ───────────────────── */
.e4-export-actions {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 16px;
    gap: 12px;
}

/* ── STYLES D'IMPRESSION OFFICIELLE (@media print) ── */
@media print {
    /* Masquer tous les éléments d'interface web superflus */
    header, 
    footer, 
    .nav-controls, 
    .theme-toggle-btn, 
    .mobile-menu-btn, 
    .scroll-top-btn, 
    .tabs-nav, 
    .e4-export-actions,
    .experience-block,
    .site-footer,
    #tab-btn-bloc1,
    #tab-btn-domains,
    #panel-bloc1,
    #panel-domains {
        display: none !important;
    }

    body, html {
        background: #ffffff !important;
        color: #000000 !important;
        font-size: 9pt !important;
        font-family: "Inter", -apple-system, sans-serif !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    @page {
        size: A4 landscape;
        margin: 10mm 12mm;
    }

    #panel-matrix {
        display: block !important;
    }

    .e4-matrix-container {
        border: none !important;
        box-shadow: none !important;
        overflow: visible !important;
    }

    .e4-intro-banner {
        border: 1px solid #000000 !important;
        background: #f8f8f8 !important;
        color: #000000 !important;
        padding: 8px 12px !important;
        margin-bottom: 12px !important;
    }

    .e4-intro-banner h3 {
        color: #000000 !important;
        font-size: 11pt !important;
        margin-bottom: 4px !important;
    }

    .e4-intro-banner p {
        color: #333333 !important;
        font-size: 8pt !important;
    }

    .e4-table {
        width: 100% !important;
        border-collapse: collapse !important;
        page-break-inside: auto;
    }

    .e4-table th {
        background: #e5e5e5 !important;
        color: #000000 !important;
        border: 1px solid #000000 !important;
        padding: 6px 8px !important;
        font-size: 8.5pt !important;
        font-weight: bold !important;
    }

    .e4-table td {
        border: 1px solid #999999 !important;
        padding: 6px 8px !important;
        color: #000000 !important;
        font-size: 8pt !important;
        page-break-inside: avoid;
    }

    .e4-table tr:hover td {
        background: transparent !important;
    }

    .comp-check-chip {
        border: 1px solid #333333 !important;
        background: #f0f0f0 !important;
        color: #000000 !important;
        font-weight: bold !important;
        font-size: 7.5pt !important;
        padding: 1px 4px !important;
    }

    .context-tag {
        border: 1px solid #333333 !important;
        background: #f0f0f0 !important;
        color: #000000 !important;
    }

    /* Cartouche officiel de signature */
    .print-signature-block {
        display: flex !important;
        justify-content: space-between;
        margin-top: 16px;
        padding-top: 10px;
        border-top: 1px solid #000000;
        page-break-inside: avoid;
    }

    .print-signature-box {
        width: 45%;
        border: 1px dashed #666666;
        padding: 10px;
        height: 70px;
        font-size: 8pt;
    }
}

.print-signature-block {
    display: none;
}

/* ---------------------------------------------------------
   19. SPLASH SCREEN D'ACCUEIL (LOGO CENTRAL & ANIMATION SPÉCIALE)
--------------------------------------------------------- */
#home-splash-loader {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    background: #070E1A;
    z-index: 100000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: opacity 0.55s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.55s ease, transform 0.55s cubic-bezier(0.16, 1, 0.3, 1);
    user-select: none;
}

[data-theme="light"] #home-splash-loader {
    background: #F0F6FC;
}

#home-splash-loader.splash-dismissed {
    opacity: 0;
    visibility: hidden;
    transform: scale(1.05);
    pointer-events: none;
}

/* Halo radial de fond cosmique */
.splash-ambient-glow {
    position: absolute;
    width: 460px;
    height: 460px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.18) 0%, rgba(32, 74, 110, 0.08) 45%, transparent 70%);
    filter: blur(40px);
    pointer-events: none;
    animation: ambientPulse 3s ease-in-out infinite alternate;
}

@keyframes ambientPulse {
    0% { transform: scale(0.9); opacity: 0.7; }
    100% { transform: scale(1.15); opacity: 1; }
}

/* Conteneur principal de l'animation centrale */
.splash-central-box {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

/* Scène des anneaux orbitaux avec logo */
.splash-ring-stage {
    position: relative;
    width: 150px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

/* Anneau orbital externe */
.splash-orbit-outer {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px dashed rgba(56, 189, 248, 0.4);
    border-top-color: var(--accent-light);
    border-bottom-color: #38BDF8;
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.25), inset 0 0 15px rgba(56, 189, 248, 0.1);
    animation: orbitOuterSpin 5s linear infinite;
}

/* Anneau orbital interne en contre-rotation */
.splash-orbit-inner {
    position: absolute;
    inset: 14px;
    border-radius: 50%;
    border: 2px solid transparent;
    border-left-color: #38BDF8;
    border-right-color: rgba(56, 189, 248, 0.5);
    animation: orbitInnerSpin 3s cubic-bezier(0.45, 0, 0.55, 1) infinite;
}

/* Particule orbitale */
.splash-orbit-particle {
    position: absolute;
    top: -4px;
    left: 50%;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #FFFFFF;
    box-shadow: 0 0 12px #38BDF8, 0 0 20px #38BDF8;
    transform: translateX(-50%);
}

@keyframes orbitOuterSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes orbitInnerSpin {
    from { transform: rotate(360deg); }
    to { transform: rotate(0deg); }
}

/* Cœur logo Klemz au centre */
.splash-logo-core {
    position: relative;
    width: 76px;
    height: 76px;
    border-radius: 20px;
    background: rgba(11, 22, 40, 0.85);
    border: 2px solid rgba(56, 189, 248, 0.6);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6), 0 0 24px rgba(56, 189, 248, 0.35);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: logoBreathing 2.2s ease-in-out infinite alternate;
    z-index: 3;
}

[data-theme="light"] .splash-logo-core {
    background: rgba(255, 255, 255, 0.9);
    border-color: var(--accent);
    box-shadow: 0 8px 28px rgba(11, 22, 40, 0.15), 0 0 20px rgba(32, 74, 110, 0.2);
}

@keyframes logoBreathing {
    0% {
        transform: scale(0.96);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5), 0 0 16px rgba(56, 189, 248, 0.25);
    }
    100% {
        transform: scale(1.04);
        box-shadow: 0 10px 36px rgba(0, 0, 0, 0.7), 0 0 30px rgba(56, 189, 248, 0.55);
    }
}

.splash-logo-core img {
    width: 44px;
    height: 44px;
    display: block;
    filter: drop-shadow(0 0 8px rgba(56, 189, 248, 0.6));
}

/* Identité texte sous le logo */
.splash-brand-text {
    text-align: center;
    margin-bottom: 20px;
}

.splash-brand-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--text);
    text-transform: uppercase;
    margin-bottom: 4px;
    background: linear-gradient(135deg, #FFFFFF 30%, var(--accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

[data-theme="light"] .splash-brand-title {
    background: linear-gradient(135deg, #0B1628 30%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.splash-brand-sub {
    font-family: var(--font-mono);
    font-size: 0.76rem;
    color: var(--text-2);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Barre de progression technologique */
.splash-progress-container {
    width: min(320px, 82vw);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.splash-progress-track {
    width: 100%;
    height: 6px;
    background: rgba(143, 169, 194, 0.15);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(143, 169, 194, 0.2);
}

.splash-progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #204A6E 0%, #38BDF8 80%, #FFFFFF 100%);
    border-radius: var(--radius-full);
    box-shadow: 0 0 12px rgba(56, 189, 248, 0.8);
    transition: width 0.1s linear;
}

/* Télémétrie et pourcentage */
.splash-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-2);
}

.splash-status-text {
    color: var(--accent-light);
    font-weight: 500;
}

.splash-percent-text {
    color: var(--text);
    font-weight: 700;
}

/* Indication pour passer l'animation */
.splash-skip-hint {
    margin-top: 24px;
    font-size: 0.74rem;
    color: var(--muted);
    opacity: 0.75;
    transition: opacity 0.2s ease, border-color 0.2s ease;
    cursor: pointer;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    background: rgba(143, 169, 194, 0.08);
    border: 1px solid transparent;
}

.splash-skip-hint:hover {
    opacity: 1;
    border-color: var(--border);
    color: var(--text);
}

/* ---------------------------------------------------------
   20. SYSTÈME DE CHARGEMENT SKELETON (SHIMMER)
--------------------------------------------------------- */
@keyframes skeletonShimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.skeleton {
    background: linear-gradient(
        90deg,
        rgba(143, 169, 194, 0.08) 25%,
        rgba(56, 189, 248, 0.18) 50%,
        rgba(143, 169, 194, 0.08) 75%
    );
    background-size: 200% 100%;
    animation: skeletonShimmer 1.8s ease-in-out infinite;
    border-radius: var(--radius-sm);
    color: transparent !important;
    user-select: none;
    pointer-events: none;
    border-color: transparent !important;
}

[data-theme="light"] .skeleton {
    background: linear-gradient(
        90deg,
        rgba(11, 22, 40, 0.06) 25%,
        rgba(32, 74, 110, 0.14) 50%,
        rgba(11, 22, 40, 0.06) 75%
    );
    background-size: 200% 100%;
}

.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
    border-radius: 4px;
    width: 100%;
    display: block;
}

.skeleton-text.skeleton-title {
    height: 22px;
    width: 70%;
    margin-bottom: 14px;
}

.skeleton-text.skeleton-short {
    width: 45%;
}

.skeleton-badge {
    height: 22px;
    width: 90px;
    border-radius: var(--radius-full);
    display: inline-block;
}

.skeleton-button {
    height: 38px;
    width: 140px;
    border-radius: var(--radius);
    display: inline-block;
}

.skeleton-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 280px;
    box-sizing: border-box;
}

.skeleton-card .skeleton-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.skeleton-card .skeleton-footer {
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 14px;
    border-top: 1px dashed rgba(143, 169, 194, 0.12);
}

/* Ligne supérieure de chargement de page (Top Loader Bar) */
.page-top-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: transparent;
    z-index: 100001;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.page-top-loader.active {
    opacity: 1;
}

.page-top-loader-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #204A6E, #38BDF8, #5B93C7);
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.7);
    transition: width 0.3s ease;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}