/* --- Variables et Thème --- */
:root {
    --font-family: 'Inter', sans-serif;
    --border-radius: 16px;
    --transition-speed: 0.3s;

    /* Thème Clair (par défaut) */
    --bg-color: #f4f6f8;
    --card-bg-color: #ffffff;
    --text-color: #1a1a1a;
    --text-color-light: #6c757d;
    --primary-color: #007bff;
    --primary-color-hover: #0056b3;
    --action-btn-bg: #f0f0f0;
    --action-btn-text: #333;
    --input-bg: #e9ecef;
    --shadow-color: rgba(0, 0, 0, 0.05);
}

/* Thème Sombre */
.dark-theme {
    --bg-color: #121212;
    --card-bg-color: #1e1e1e;
    --text-color: #e0e0e0;
    --text-color-light: #a0a0a0;
    --primary-color: #1e90ff;
    --primary-color-hover: #58a6ff;
    --action-btn-bg: #333;
    --action-btn-text: #f0f0f0;
    --input-bg: #2c2c2c;
    --shadow-color: rgba(0, 0, 0, 0.2);
}

/* --- Styles Généraux --- */
body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
    padding: 20px;
    box-sizing: border-box;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.main-container {
    width: 100%;
    max-width: 420px;
    position: relative;
}

/* --- Carte de Contact --- */
.contact-card {
    background-color: var(--card-bg-color);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 24px var(--shadow-color);
    overflow: hidden;
    transition: background-color var(--transition-speed);
    display: flex;
    flex-direction: column;
}

.card-header {
    text-align: center;
    padding: 30px 20px;
    position: relative;
}

.avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 4px solid var(--card-bg-color);
    box-shadow: 0 4px 12px var(--shadow-color);
    margin-bottom: 15px;
    object-fit: cover;
}

.card-header h1 {
    margin: 0 0 10px 0;
    font-size: 1.8em;
    font-weight: 700;
}

.header-actions {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.header-action-btn {
    background-color: var(--action-btn-bg);
    color: var(--action-btn-text);
    padding: 8px 16px;
    border-radius: 20px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9em;
    transition: transform 0.2s, background-color var(--transition-speed);
}

.header-action-btn:hover {
    transform: translateY(-2px);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.social-links a {
    color: var(--text-color-light);
    font-size: 1.4em;
    transition: color var(--transition-speed), transform 0.2s;
}

.social-links a:hover {
    color: var(--primary-color);
    transform: scale(1.1);
}

/* --- Liste d'Actions --- */
.actions-list {
    padding: 10px 20px 20px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.action-button {
    background-color: var(--action-btn-bg);
    color: var(--action-btn-text);
    padding: 15px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: background-color var(--transition-speed), transform 0.2s;
}

.action-button:hover {
    transform: translateY(-2px);
}

.action-button.primary {
    background-color: var(--primary-color);
    color: white;
}

.action-button.primary:hover {
    background-color: var(--primary-color-hover);
}

.action-button i {
    width: 20px;
    text-align: center;
}

/* --- Module de Chat --- */
.chat-module {
    background-color: var(--bg-color);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    z-index: 100;
}

.chat-module.open {
    transform: translateY(0);
    max-height:300px;
}

.chat-messages {
    flex-grow: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
        max-height:300px;
}

.message {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 12px;
    line-height: 1.5;
}

.message.user {
    background-color: var(--primary-color);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.message.bot {
    background-color: var(--card-bg-color);
    color: var(--text-color);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.message-content {
    word-wrap: break-word;
}

.quick-option {
    color: var(--primary-color);
    text-decoration: underline;
    cursor: pointer;
}

.chat-input-area {
    display: flex;
    padding: 15px;
    gap: 10px;
    background-color: var(--card-bg-color);
    border-top: 1px solid var(--shadow-color);
}

#userInput {
    flex-grow: 1;
    border: none;
    background-color: var(--input-bg);
    padding: 12px 16px;
    border-radius: 20px;
    font-size: 1em;
    color: var(--text-color);
}

#userInput:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--primary-color);
}

#sendButton {
    background-color: var(--primary-color);
    color: white;
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    font-size: 1.2em;
    cursor: pointer;
    transition: background-color var(--transition-speed);
}

#sendButton:hover {
    background-color: var(--primary-color-hover);
}

/* --- Indicateur de frappe --- */
.typing-indicator {
    display: none; /* Caché par défaut */
    padding: 0 20px 10px 20px;
}

.typing-indicator span {
    height: 8px;
    width: 8px;
    background-color: var(--text-color-light);
    border-radius: 50%;
    display: inline-block;
    margin: 0 2px;
    animation: bounce 1.4s infinite ease-in-out both;
}

.typing-indicator span:nth-child(1) { animation-delay: -0.32s; }
.typing-indicator span:nth-child(2) { animation-delay: -0.16s; }

@keyframes bounce {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1.0); }
}

/* --- Contrôles de la carte --- */
.card-controls {
    position: absolute;
    top: 15px;
    right: 10px;
    display: flex;
    gap: 10px;
    z-index: 10;
}

.control-btn {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-color);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background-color var(--transition-speed);
}

.dark-theme .control-btn {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.control-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.dark-theme .control-btn:hover {
    background-color: rgba(0, 0, 0, 0.4);
}

/* --- Pied de page --- */
.footer-info {
    font-size: 12px;
    text-align: center;
    margin: 20px 0;
    color: var(--text-color-light);
}
.footer-info a {
    color: var(--text-color-light);
    text-decoration: none;
}
.footer-info a:hover {
    text-decoration: underline;
}

/* --- Responsive --- */
@media (max-width: 480px) {
    body {
        padding: 0;
        align-items: stretch;
    }
    .main-container {
        max-width: 100%;
        height: 100vh;
        display: flex;
        flex-direction: column;
    }
    .contact-card {
        border-radius: 0;
        flex-grow: 1;
    }
    .chat-module {
        border-radius: 0;
    }
}

/* ---
--- STYLES POUR L'ESPACE MEMBRE (BACKEND)
--- */

.app-layout {
    display: flex;
    min-height: 100vh;
    width: 100%;
    background-color: var(--bg-color);
}

.app-sidebar {
    width: 260px;
    background-color: var(--card-bg-color);
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--shadow-color);
    transition: width 0.3s ease;
}

.sidebar-header {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid var(--shadow-color);
}

.sidebar-brand {
    font-size: 1.8em;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.sidebar-nav {
    list-style: none;
    padding: 20px 0;
    margin: 0;
    flex-grow: 1;
}

.nav-item {
    margin: 0 10px;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: var(--text-color-light);
    text-decoration: none;
    border-radius: 8px;
    transition: background-color 0.2s, color 0.2s;
}

.nav-link:hover {
    background-color: var(--action-btn-bg);
    color: var(--text-color);
}

.nav-item.active .nav-link {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
}

.nav-link i {
    width: 24px;
    margin-right: 15px;
    text-align: center;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--shadow-color);
}

.logout-link {
    color: #e74c3c;
}
.logout-link:hover {
    background-color: #e74c3c;
    color: white;
}

.app-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.app-header {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 15px 30px;
    background-color: var(--card-bg-color);
    border-bottom: 1px solid var(--shadow-color);
}

.header-user {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.logout-icon {
    color: var(--text-color-light);
    text-decoration: none;
    transition: color 0.2s;
}
.logout-icon:hover { color: #e74c3c; }
.header-user i {
    font-size: 1.5em;
}

.content-wrapper {
    padding: 30px;
    flex-grow: 1;
    overflow-y: auto;
}

.page-title {
    font-size: 2em;
    font-weight: 700;
    margin-bottom: 20px;
}

/* --- Améliorations des composants existants --- */

/* Formulaires */
.form-container {
    background-color: var(--card-bg-color);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px var(--shadow-color);
}

.card {
    background-color: var(--card-bg-color);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px var(--shadow-color);
    margin-bottom: 30px;
    animation: slideUp 0.6s ease-out;
}
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--shadow-color);
}
.card-body {
    padding: 20px;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 8px;
}

.form-group input, .form-group textarea, .form-group select {
    background-color: var(--input-bg);
    border: 1px solid transparent;
    transition: border-color 0.2s;
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    border-color: var(--primary-color);
    outline: none;
}

/* Cartes de statistiques */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
}
.stat-card {
    background-color: var(--card-bg-color);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--shadow-color);
    box-shadow: 0 4px 12px var(--shadow-color);
    transition: transform 0.2s;
}
.stat-card:hover {
    transform: translateY(-5px);
}

.stat-card i {
    font-size: 2em;
    color: var(--primary-color);
    margin-bottom: 10px;
}
.stat-card h3 {
    margin: 0 0 5px 0;
    font-size: 1.8em;
}

/* Liste de QR Codes */
.list-container {
    background-color: var(--card-bg-color);
    max-width: 900px;
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px var(--shadow-color);
}
.qr-item {
    border-bottom: 1px solid var(--shadow-color);
}
.qr-item:hover {
    background-color: var(--action-btn-bg);
}
.qr-actions a, .qr-actions button {
    color: var(--text-color-light);
}
.qr-actions .delete-btn {
    color: #e74c3c;
}

/* Boutons */
.btn {
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
}
.btn-primary {
    background-color: var(--primary-color);
    color: white;
}
.btn-primary:hover {
    background-color: var(--primary-color-hover);
}

/* Responsive pour l'espace membre */
@media (max-width: 768px) {
    .app-layout {
        flex-direction: column;
    }
    .app-sidebar {
        width: 100%;
        height: auto;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: 0 10px;
    }
    .sidebar-header {
        border-bottom: none;
    }
    .sidebar-nav {
        display: flex;
        flex-direction: row;
        padding: 0;
    }
    .nav-link span {
        display: none; /* Cacher le texte, garder les icônes */
    }
    .nav-link {
        padding: 15px;
    }
    .sidebar-footer {
        border-top: none;
    }
    .content-wrapper {
        padding: 15px;
    }
}