/* ==========================================================================
   VECKTOR STORE - DESIGN SYSTEM CYBER / NÉON
   Palette : Noir profond (#08090d), Bleu néon (#00f2ff), Touches violettes (#bc13fe)
   Typographie : Rajdhani (Headings/Cyber UI) + Inter (Corps de texte)
   ========================================================================== */

/* --- Import Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Rajdhani:wght@500;600;700&display=swap');

/* --- Variables Globales --- */
:root {
    --bg-dark: #08090d;
    --bg-surface: #0f121b;
    --bg-surface-elevated: #151825;
    --bg-card: #131724;
    --bg-card-hover: #1b2134;
    
    --neon-blue: #00f2ff;
    --neon-blue-dim: rgba(0, 242, 255, 0.12);
    --neon-blue-glow: rgba(0, 242, 255, 0.45);
    
    --neon-purple: #bc13fe;
    --neon-purple-dim: rgba(188, 19, 254, 0.12);
    --neon-purple-glow: rgba(188, 19, 254, 0.45);
    
    --neon-pink: #ff00e0;
    --neon-green: #00ff88;
    --neon-green-dim: rgba(0, 255, 136, 0.12);
    --neon-yellow: #ffaa00;
    
    --text-main: #f0f3fa;
    --text-dim: #8d98ad;
    --text-muted: #5e687d;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-neon: rgba(0, 242, 255, 0.35);
    --border-purple: rgba(188, 19, 254, 0.35);
    
    --error: #ff416c;
    --error-bg: rgba(255, 65, 108, 0.12);
    --success: #00ff88;
    --success-bg: rgba(0, 255, 136, 0.12);
    --warning: #ffaa00;
    --warning-bg: rgba(255, 170, 0, 0.12);
    
    --font-heading: 'Rajdhani', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-cyber: 0 8px 32px rgba(0, 0, 0, 0.6);
}

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(circle at 15% 15%, rgba(0, 242, 255, 0.04) 0%, transparent 40%),
        radial-gradient(circle at 85% 85%, rgba(188, 19, 254, 0.04) 0%, transparent 40%),
        linear-gradient(to bottom, #08090d, #0b0d14);
    background-attachment: fixed;
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* --- Typographie Cyber --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: 1px;
    color: #ffffff;
    line-height: 1.25;
}

p {
    margin-bottom: 1rem;
}

a {
    color: var(--neon-blue);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: #ffffff;
    text-shadow: 0 0 8px var(--neon-blue);
}

/* --- Layout & Container --- */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 30px 20px 60px 20px;
    flex: 1 0 auto;
}

/* --- Header & Navigation --- */
.header {
    background: rgba(10, 12, 18, 0.90);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-neon);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6), 0 1px 0 rgba(0, 242, 255, 0.2);
}

.navbar-content {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0.9rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.logo a {
    font-family: var(--font-heading);
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.logo-accent, .neon-text-blue {
    color: var(--neon-blue);
    text-shadow: 0 0 12px var(--neon-blue-glow);
}

.neon-text-purple {
    color: var(--neon-purple);
    text-shadow: 0 0 12px var(--neon-purple-glow);
}

.neon-text-green {
    color: var(--neon-green);
    text-shadow: 0 0 12px rgba(0, 255, 136, 0.4);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--text-dim);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue-glow);
    background: rgba(0, 242, 255, 0.05);
}

.user-greeting {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: #ffffff;
    background: rgba(188, 19, 254, 0.12);
    border: 1px solid var(--border-purple);
    padding: 4px 12px;
    border-radius: 20px;
    letter-spacing: 0.5px;
}

.nav-link-admin {
    color: var(--neon-purple) !important;
    border: 1px solid var(--border-purple);
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    background: rgba(188, 19, 254, 0.08);
}

.nav-link-admin:hover {
    background: var(--neon-purple) !important;
    color: #ffffff !important;
    box-shadow: 0 0 15px var(--neon-purple-glow);
}

.nav-cart {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--neon-blue);
}

.cart-badge {
    background: var(--neon-blue);
    color: #08090d;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 1px 7px;
    border-radius: 10px;
    box-shadow: 0 0 8px var(--neon-blue-glow);
}

.btn-logout {
    background: none;
    border: none;
    cursor: pointer;
    font: inherit;
    color: var(--text-dim);
}

.btn-logout:hover {
    color: var(--error);
    text-shadow: 0 0 8px rgba(255, 65, 108, 0.5);
}

/* --- Boutons Système --- */
.btn-primary, .btn-secondary, .btn-neon, .btn-edit, .btn-delete, .btn-danger, .btn-download, .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 22px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    line-height: 1.2;
}

.btn, .btn-primary {
    background: linear-gradient(135deg, rgba(0, 242, 255, 0.2), rgba(0, 242, 255, 0.05));
    border: 1px solid var(--neon-blue);
    color: var(--neon-blue);
    box-shadow: 0 0 12px rgba(0, 242, 255, 0.15);
}

.btn:hover, .btn-primary:hover {
    background: var(--neon-blue);
    color: #08090d;
    box-shadow: 0 0 20px var(--neon-blue-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background: linear-gradient(135deg, rgba(188, 19, 254, 0.2), rgba(188, 19, 254, 0.05));
    border: 1px solid var(--neon-purple);
    color: var(--neon-purple);
    box-shadow: 0 0 12px rgba(188, 19, 254, 0.15);
}

.btn-secondary:hover {
    background: var(--neon-purple);
    color: #ffffff;
    box-shadow: 0 0 20px var(--neon-purple-glow);
    transform: translateY(-2px);
}

.btn-neon {
    background: transparent;
    border: 1px solid var(--neon-blue);
    color: var(--neon-blue);
}

.btn-neon:hover {
    background: var(--neon-blue);
    color: #08090d;
    box-shadow: 0 0 15px var(--neon-blue-glow);
}

.btn-danger, .btn-delete {
    background: linear-gradient(135deg, rgba(255, 65, 108, 0.25), rgba(255, 65, 108, 0.05)) !important;
    border: 1px solid var(--error) !important;
    color: var(--error) !important;
}

.btn-danger:hover, .btn-delete:hover {
    background: var(--error) !important;
    color: #ffffff !important;
    box-shadow: 0 0 16px rgba(255, 65, 108, 0.5);
}

.btn-edit {
    background: rgba(0, 255, 136, 0.15);
    border: 1px solid var(--neon-green);
    color: var(--neon-green);
}

.btn-edit:hover {
    background: var(--neon-green);
    color: #08090d;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.4);
}

.btn-download {
    background: linear-gradient(135deg, rgba(0, 242, 255, 0.2), rgba(188, 19, 254, 0.2));
    border: 1px solid var(--neon-blue);
    color: #ffffff;
}

.btn-download:hover {
    background: var(--neon-blue);
    color: #08090d;
    box-shadow: 0 0 15px var(--neon-blue-glow);
}

.btn-small {
    padding: 6px 14px;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition);
}

.btn-small:hover {
    border-color: var(--neon-blue);
    color: var(--neon-blue);
    box-shadow: 0 0 10px rgba(0, 242, 255, 0.2);
}

/* --- Hero Section Accueil --- */
.hero-section {
    position: relative;
    background: #0d0f18 url('img/hero_bg.webp') center/cover no-repeat;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-neon);
    padding: 75px 40px;
    margin-bottom: 50px;
    text-align: center;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7), inset 0 0 60px rgba(0, 242, 255, 0.08);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at center, rgba(13, 15, 24, 0.6) 0%, rgba(8, 9, 13, 0.92) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 820px;
    margin: 0 auto;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--neon-blue);
    background: rgba(0, 242, 255, 0.1);
    border: 1px solid var(--border-neon);
    padding: 6px 16px;
    border-radius: 30px;
    margin-bottom: 24px;
    text-transform: uppercase;
}

.hero-tag-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--neon-blue);
    box-shadow: 0 0 8px var(--neon-blue);
    animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-title {
    font-size: 3.2rem;
    line-height: 1.15;
    margin-bottom: 18px;
    letter-spacing: 1.5px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.8);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-dim);
    margin-bottom: 32px;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
    margin-bottom: 35px;
}

.hero-feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: 20px;
}

.hero-feature-icon {
    color: var(--neon-green);
}

.btn-hero {
    padding: 14px 36px;
    font-size: 1.05rem;
    letter-spacing: 1.5px;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 25px rgba(0, 242, 255, 0.3);
}

/* --- Section Catalogue & Grille --- */
#products-section {
    margin-top: 20px;
}

.section-title {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 35px;
    position: relative;
    letter-spacing: 2px;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    margin: 12px auto 0 auto;
    border-radius: 2px;
    box-shadow: 0 0 10px var(--neon-blue-glow);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

/* --- Carte Produit Haute Fidélité Cyber --- */
.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    position: relative;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: var(--neon-blue);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.8), 0 0 24px rgba(0, 242, 255, 0.22);
}

.product-image-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #0d0f18;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

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

.product-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #111422;
    font-size: 3rem;
}

/* Badge Téléchargement Immédiat */
.product-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    background: rgba(8, 9, 13, 0.88);
    backdrop-filter: blur(8px);
    border: 1px solid var(--neon-green);
    color: var(--neon-green);
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
}

.product-badge .badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--neon-green);
    box-shadow: 0 0 6px var(--neon-green);
}

.product-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1 0 auto;
}

.product-name {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: #ffffff;
    letter-spacing: 0.5px;
}

.product-description {
    color: var(--text-dim);
    font-size: 0.92rem;
    line-height: 1.55;
    margin-bottom: 20px;
    flex: 1 0 auto;
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.product-price {
    font-family: var(--font-heading);
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--neon-blue);
    text-shadow: 0 0 10px rgba(0, 242, 255, 0.35);
    white-space: nowrap;
}

.product-footer form {
    margin: 0;
    flex: 1;
}

.product-footer .btn-primary, 
.product-footer .btn-secondary {
    width: 100%;
    padding: 10px 16px;
    text-align: center;
}

.no-products, .no-orders, .no-cart {
    text-align: center;
    padding: 50px 20px;
    background: var(--bg-card);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-dim);
    font-size: 1.1rem;
}

/* --- Formulaires & Auth --- */
.auth-container {
    max-width: 520px;
    margin: 40px auto;
    background: var(--bg-card);
    border: 1px solid var(--border-neon);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-cyber), 0 0 30px rgba(0, 242, 255, 0.08);
    position: relative;
}

.auth-container h1 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 25px;
    letter-spacing: 1px;
}

.auth-container h2 {
    font-size: 1.4rem;
    margin: 20px 0 15px 0;
    color: var(--neon-blue);
}

.auth-container hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 30px 0;
}

.auth-container p {
    text-align: center;
    color: var(--text-dim);
    margin-top: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--text-main);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="tel"],
.form-group input[type="number"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: #ffffff;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--neon-blue);
    box-shadow: 0 0 12px var(--neon-blue-glow);
    background: #111420;
}

.form-group textarea {
    min-height: 90px;
    resize: vertical;
}

.auth-container .btn-primary {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
    margin-top: 10px;
}

/* --- Messages d'Alerte & Feedback --- */
.error-box, .alert-danger, .error-message {
    background: var(--error-bg);
    border: 1px solid var(--error);
    border-left: 4px solid var(--error);
    color: #ff7b92;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
    font-size: 0.92rem;
}

.error-box p, .alert-danger p {
    margin-bottom: 0;
}

.error-box p + p {
    margin-top: 6px;
}

.success-box, .alert-success, .success-message {
    background: var(--success-bg);
    border: 1px solid var(--success);
    border-left: 4px solid var(--success);
    color: var(--neon-green);
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
    font-size: 0.92rem;
}

.success-box p, .alert-success p {
    margin-bottom: 0;
}

.alert {
    padding: 14px 18px;
    margin-bottom: 20px;
    border-radius: var(--radius-sm);
    font-size: 0.92rem;
}

/* --- Panier & Commande --- */
.cart-container, .checkout-container {
    max-width: 960px;
    margin: 0 auto;
}

.cart-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 25px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.cart-table th, .cart-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.cart-table th {
    background: #0f121d;
    font-family: var(--font-heading);
    font-size: 1rem;
    letter-spacing: 1px;
    color: var(--neon-blue);
    text-transform: uppercase;
}

.cart-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.cart-table tfoot th {
    font-size: 1.3rem;
    color: var(--neon-blue);
    background: #0f121d;
    border-top: 2px solid var(--border-neon);
}

.cart-table input[type="number"] {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: #ffffff;
    padding: 6px 10px;
    border-radius: 4px;
    text-align: center;
}

.cart-summary {
    margin-top: 30px;
    text-align: right;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
}

.cart-summary h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--neon-blue);
    text-shadow: 0 0 10px rgba(0, 242, 255, 0.3);
    margin-bottom: 20px;
}

.cart-actions {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    flex-wrap: wrap;
}

.payment-simulation {
    margin-top: 35px;
    padding: 28px;
    border: 1px solid var(--neon-blue);
    border-radius: var(--radius-md);
    background: rgba(0, 242, 255, 0.04);
    box-shadow: 0 0 25px rgba(0, 242, 255, 0.08);
}

.payment-simulation h3 {
    color: var(--neon-blue);
    font-size: 1.4rem;
    margin-bottom: 10px;
}

.payment-simulation p {
    color: var(--text-dim);
    margin-bottom: 20px;
}

/* --- Commandes & Téléchargements --- */
.orders-container {
    max-width: 960px;
    margin: 0 auto;
}

.order-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 24px;
    transition: var(--transition);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.order-card:hover {
    border-color: var(--border-neon);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.6);
}

.status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: #1c2132;
    border: 1px solid var(--border-color);
}

.status-completed {
    color: var(--neon-green);
    border-color: var(--neon-green);
    background: rgba(0, 255, 136, 0.1);
}

.status-pending {
    color: var(--warning);
    border-color: var(--warning);
    background: rgba(255, 170, 0, 0.1);
}

.status-cancelled {
    color: var(--error);
    border-color: var(--error);
    background: rgba(255, 65, 108, 0.1);
}

.status-active {
    color: var(--neon-green);
    font-weight: 700;
}

.status-inactive {
    color: var(--warning);
    font-weight: 700;
}

/* --- Administration --- */
.admin-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 10px 0;
}

.admin-dashboard h1 {
    font-size: 2.3rem;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-neon);
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4), inset 0 0 20px rgba(0, 242, 255, 0.05);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px rgba(0, 242, 255, 0.2);
}

.stat-card h3 {
    font-size: 1.15rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--neon-blue);
    margin: 0;
}

.stat-card p {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 700;
    margin: 12px 0 0 0;
    color: #ffffff;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.admin-menu {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 10px;
}

.admin-menu .btn-neon {
    padding: 14px 28px;
    font-size: 1rem;
}

.admin-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 28px;
    margin-bottom: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.admin-section h2 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    color: var(--neon-blue);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.admin-table th, .admin-table td {
    padding: 14px 16px;
    border: 1px solid var(--border-color);
    text-align: left;
}

.admin-table th {
    background: #0b0d14;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--neon-blue);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.admin-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.admin-table select {
    background: var(--bg-dark);
    color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 6px 10px;
    border-radius: 4px;
}

.admin-table select:focus {
    border-color: var(--neon-blue);
    outline: none;
}

/* --- Pied de Page Complet --- */
.main-footer {
    background: #06070b;
    border-top: 1px solid var(--border-neon);
    box-shadow: 0 -4px 25px rgba(0, 0, 0, 0.7);
    margin-top: 60px;
    flex-shrink: 0;
}

.footer-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 50px 20px 25px 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1.2fr 1.2fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col.brand-col .footer-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: #ffffff;
    margin-bottom: 14px;
}

.footer-desc {
    color: var(--text-dim);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 18px;
    max-width: 340px;
}

.footer-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    color: var(--neon-green);
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.25);
    padding: 4px 12px;
    border-radius: 20px;
}

.status-indicator {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--neon-green);
    box-shadow: 0 0 8px var(--neon-green);
}

.footer-title {
    font-size: 1.15rem;
    color: #ffffff;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 18px;
    position: relative;
}

.footer-title::after {
    content: '';
    display: block;
    width: 25px;
    height: 2px;
    background: var(--neon-blue);
    margin-top: 6px;
}

.footer-links-list {
    list-style: none;
    padding: 0;
}

.footer-links-list li {
    margin-bottom: 10px;
}

.footer-links-list a {
    color: var(--text-dim);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links-list a:hover {
    color: var(--neon-blue);
    padding-left: 4px;
}

.footer-text {
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.footer-contact-item {
    font-size: 0.9rem;
    color: var(--text-main);
    margin-bottom: 8px;
}

.contact-label {
    color: var(--neon-blue);
    font-family: var(--font-heading);
    font-weight: 600;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-copyright {
    margin-bottom: 0;
}

.footer-signature {
    margin-bottom: 0;
    color: var(--neon-purple);
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
}

/* --- Responsive Design --- */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .navbar-content {
        flex-direction: column;
        align-items: flex-start;
        padding: 12px 16px;
    }
    
    .nav-links {
        width: 100%;
        justify-content: flex-start;
        gap: 10px;
    }
    
    .hero-section {
        padding: 45px 20px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .cart-table, .admin-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
    
    .cart-actions {
        flex-direction: column;
    }
    
    .cart-actions .btn-primary,
    .cart-actions .btn-secondary {
        width: 100%;
        text-align: center;
    }
}

/* =====================================================================
   Fiche produit, pages d'information, ventes fermées (ajouts 01/11/2026)
   ===================================================================== */
.product-detail { max-width: 1100px; margin: 40px auto; padding: 0 16px; }
.product-detail-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; align-items: start; }
.product-detail-image img { width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--border-neon); box-shadow: 0 0 30px var(--neon-blue-dim); }
.product-detail-title { font-family: 'Rajdhani', sans-serif; font-size: 2.2rem; margin: 12px 0; color: var(--text-main); }
.product-detail-price { font-size: 2rem; font-weight: 700; color: var(--neon-blue); text-shadow: 0 0 12px var(--neon-blue-glow); margin-bottom: 20px; }
.product-detail-description { color: var(--text-dim); line-height: 1.7; margin-bottom: 28px; }
.product-detail-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.product-badge-inline { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--neon-green); border: 1px solid var(--neon-green); background: var(--neon-green-dim); }
.product-more { color: var(--neon-blue); text-decoration: none; font-size: 0.9rem; }
.product-more:hover { text-decoration: underline; }
.product-name a { color: inherit; text-decoration: none; }
.product-name a:hover { color: var(--neon-blue); }
.sales-closed { padding: 14px 18px; border: 1px solid var(--neon-yellow); border-radius: 8px; color: var(--neon-yellow); background: rgba(255, 170, 0, 0.08); margin: 0 0 20px 0; }
.legal-page { max-width: 860px; margin: 40px auto; padding: 0 16px 40px; color: var(--text-dim); line-height: 1.7; }
.legal-page h2 { font-family: 'Rajdhani', sans-serif; color: var(--text-main); font-size: 1.35rem; margin: 32px 0 10px; }
.legal-page a { color: var(--neon-blue); }
.legal-page ul { padding-left: 22px; }
.contact-email { font-size: 1.4rem; text-align: center; margin: 24px 0; }
.payment-simulation label { display: block; color: var(--text-dim); line-height: 1.5; }
.payment-simulation input[type="checkbox"] { margin-right: 8px; accent-color: var(--neon-blue); }
@media (max-width: 800px) {
    .product-detail-grid { grid-template-columns: 1fr; gap: 24px; }
    .product-detail-title { font-size: 1.7rem; }
}

/* Formulaire client (particulier / professionnel) */
.customer-type .radio-inline { display: inline-flex; align-items: center; gap: 6px; margin-right: 18px; color: var(--text-main); font-weight: 500; }
.customer-type input[type="radio"] { accent-color: var(--neon-blue); }
.pro-fields { border-left: 2px solid var(--border-neon); padding-left: 14px; margin-bottom: 10px; }
.pro-fields[hidden] { display: none; }

/* Formulaire de contact */
.contact-form { max-width: 640px; margin: 24px auto; }
.contact-form .form-note { font-size: 0.85rem; color: var(--text-muted); }
.hp-field { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }