/* ==============================================================
   EVOLUTRAIN DESIGN SYSTEM - THEME PREMIUM DARK & GLASSMORPHISM
============================================================== */

:root {
    /* Couleurs de marque Captrain */
    --captrain-green: #BED600;
    --captrain-green-hover: #d4f000;
    --captrain-dark: #0f172a;
    
    /* Couleurs de fond (Dark Theme) */
    --bg-main-start: #0f172a;    /* Slate 900 */
    --bg-main-end: #020617;      /* Slate 950 */
    --bg-main: var(--bg-main-end);
    --bg-panel: rgba(30, 41, 59, 0.6);         /* Slate 800 semi-transparent */
    --bg-panel-hover: rgba(51, 65, 85, 0.7);   /* Slate 700 semi-transparent */
    --bg-header: rgba(15, 23, 42, 0.85);       /* Slate 900 avec opacité */
    
    /* Couleurs de texte */
    --text-primary: #f8fafc;     /* Slate 50 */
    --text-secondary: #cbd5e1;   /* Slate 300 */
    --text-muted: #64748b;       /* Slate 500 */
    
    /* Bordures et ombres (Glassmorphism) */
    --border-color: rgba(255, 255, 255, 0.08); 
    --border-highlight: rgba(255, 255, 255, 0.15);
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 15px 35px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 15px rgba(190, 214, 0, 0.4);
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Accents Sémantiques */
    --accent-blue: #38bdf8;      /* Sky 400 */
    --accent-red: #ef4444;       /* Red 500 */
    --accent-orange: #f59e0b;    /* Amber 500 */
    --accent-green: #10b981;     /* Emerald 500 */
}

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

html {
    color-scheme: dark;
}

body,
button,
input,
select,
textarea {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body {
    background: radial-gradient(circle at top left, var(--bg-main-start), var(--bg-main-end));
    background-attachment: fixed;
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 14px;
    line-height: 1.6;
    
    /* Global layout pour éviter que les maps ne disparaissent */
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

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

/* ==============================================================
   PANNEAUX & CARTES (GLASSMORPHISM)
============================================================== */
.corp-panel {
    background: var(--bg-panel);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 24px;
    color: var(--text-primary);
    transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.corp-panel-interactive {
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

/* Effet de lueur dynamique sur les bordures au hover */
.corp-panel-interactive::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.05), transparent);
    transform: skewX(-25deg);
    transition: 0.5s;
    z-index: 1;
}

.corp-panel-interactive:hover {
    background: var(--bg-panel-hover);
    border-color: var(--captrain-green);
    box-shadow: var(--shadow-lg), inset 0 0 0 1px rgba(190, 214, 0, 0.2);
    transform: translateY(-5px);
}

.corp-panel-interactive:hover::before {
    left: 200%;
}

.corp-panel-interactive > * {
    position: relative;
    z-index: 2;
}

/* ==============================================================
   HEADER CORPORATE
============================================================== */
.corp-header {
    background: var(--bg-header);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 2px solid var(--captrain-green);
    padding: 1.2rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    position: sticky;
    top: 0;
}

.corp-header .title-accent {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 1px;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.1);
}

/* ==============================================================
   BOUTONS
============================================================== */
.btn-corp {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-corp:focus-visible,
.form-control-corp:focus-visible,
.corp-panel-interactive:focus-visible {
    outline: 3px solid rgba(190, 214, 0, 0.45);
    outline-offset: 3px;
}

.btn-primary {
    background: var(--captrain-green);
    color: var(--captrain-dark);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--captrain-green-hover);
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border-color: var(--border-color);
    backdrop-filter: blur(4px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent-red);
    border-color: rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: var(--accent-red);
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.3);
    transform: translateY(-2px);
}

/* ==============================================================
   FORMULAIRES & INPUTS
============================================================== */
.form-group-corp {
    margin-bottom: 1.5rem;
}

.form-group-corp label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.form-control-corp {
    width: 100%;
    padding: 14px 16px;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s;
    backdrop-filter: blur(4px);
}

.form-control-corp:focus {
    outline: none;
    border-color: var(--captrain-green);
    background: rgba(15, 23, 42, 0.8);
    box-shadow: 0 0 0 3px rgba(190, 214, 0, 0.2), inset 0 1px 2px rgba(0,0,0,0.2);
}

.form-control-corp::placeholder {
    color: var(--text-muted);
}

/* ==============================================================
   MODALES
============================================================== */
.modal-overlay-corp {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(2, 6, 23, 0.8);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.modal-corp {
    background: var(--bg-panel);
    border: 1px solid var(--border-highlight);
    border-radius: var(--radius-lg);
    padding: 35px;
    width: 90%;
    max-width: 550px;
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    box-shadow: var(--shadow-lg), 0 0 40px rgba(0,0,0,0.5);
    animation: modalSlideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalSlideIn {
    from { opacity: 0; transform: translateY(20px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-corp h2 {
    color: var(--text-primary);
    margin-bottom: 25px;
    font-size: 1.6rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
}

/* ==============================================================
   SCROLLBARS
============================================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main-end);
}
::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* ==============================================================
   GRID & MODULE CARDS (LANDING)
============================================================== */
.dashboard-corp {
    flex: 1;
    padding: 4rem 5rem;
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.module-card-corp {
    text-decoration: none;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    position: relative;
    overflow: hidden;
}

.module-icon-corp {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
    color: var(--captrain-green);
    filter: drop-shadow(0 0 8px rgba(190, 214, 0, 0.3));
    transition: transform 0.3s ease;
}

.module-card-corp:hover .module-icon-corp {
    transform: scale(1.1) rotate(5deg);
}

.module-title-corp {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
}

.module-desc-corp {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    flex-grow: 1;
}

.module-action-corp {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 1.5rem;
    color: var(--captrain-green);
    transition: gap 0.3s;
}

.module-card-corp:hover .module-action-corp {
    gap: 0.8rem;
}

/* ==============================================================
   UTILITIES
============================================================== */
.error-shake {
    animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
    border-color: var(--accent-red) !important;
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.3) !important;
}
@keyframes shake {
    10%, 90% { transform: translate3d(-2px, 0, 0); }
    20%, 80% { transform: translate3d(3px, 0, 0); }
    30%, 50%, 70% { transform: translate3d(-5px, 0, 0); }
    40%, 60% { transform: translate3d(5px, 0, 0); }
}

/* ==============================================================
   SVG WAGON SCHEMATICS
============================================================== */
.svg-part { 
    fill: #888; 
    stroke: #222; 
    stroke-width: 2; 
    transition: fill 0.3s, filter 0.3s; 
    cursor: pointer;
}
.svg-part:hover { 
    filter: brightness(1.5); 
    stroke: white;
}

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