/* Variables de palette Shugar */
:root {
    --shugar-primary: #e6004c;
    /* Rose fuchsia vif du logo */
    --shugar-secondary: #ffccd9;
    /* Rose clair du fond */
    --shugar-dark: #0f0f25;
    /* Bleu nuit pour les titres */
    --shugar-accent: #ff0059;
    /* Rouge rosé pour "authentique" */
    --shugar-white: #ffffff;
    --shugar-light: #fdf6f8;
    /* Arrière-plan très clair */
    --shugar-gray: #7a7a7a;
    /* Texte secondaire */
    --shugar-success: #00cc66;
    /* Pour "100% gratuit" */
    --shugar-info: #3f51b5;
    /* Pour "Sécurisé" */
    --shugar-purple: #b100e8;
    /* Pour "Confidentiel" */

    /* Variables pour mode clair (par défaut) */
    --bg-primary: var(--shugar-white);
    --bg-secondary: var(--shugar-light);
    --bg-accent: var(--shugar-secondary);
    --text-primary: var(--shugar-dark);
    --text-secondary: var(--shugar-gray);
    --text-muted: #6c757d;
    --border-color: #e9ecef;
    --shadow: rgba(15, 15, 37, 0.1);
    --overlay: rgba(255, 255, 255, 0.95);
}

/* Mode sombre */
[data-theme="dark"] {
    --bg-primary: var(--shugar-dark);
    --bg-secondary: #1a1a3a;
    --bg-accent: #2d2d4d;
    --text-primary: var(--shugar-white);
    --text-secondary: #b8b8b8;
    --text-muted: #8a8a8a;
    --border-color: #3a3a5a;
    --shadow: rgba(0, 0, 0, 0.3);
    --overlay: rgba(15, 15, 37, 0.95);
}

/* Styles de base */
* {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Roboto', 'Arial', sans-serif;
    line-height: 1.6;
}

/* Typographie */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-weight: 600;
}

.text-primary-custom {
    color: var(--shugar-primary) !important;
}

.text-accent {
    color: var(--shugar-accent) !important;
}

.text-muted {
    color: var(--text-muted) !important;
}

/* Arrière-plans */
.bg-primary-custom {
    background-color: var(--shugar-primary) !important;
    color: var(--shugar-white) !important;
}

.bg-secondary-custom {
    background-color: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
}

.bg-accent {
    background-color: var(--shugar-secondary) !important;
    color: var(--shugar-dark) !important;
}

/* Navigation */
.navbar {
    background-color: var(--bg-primary) !important;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 4px var(--shadow);
}

.navbar-brand, .nav-link {
    color: var(--text-primary) !important;
}

.nav-link:hover {
    color: var(--shugar-primary) !important;
}

/* Cartes (profils utilisateurs) */
.card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px var(--shadow);
    color: var(--text-primary);
}

.card-header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.card-profile {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-profile:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px var(--shadow);
}

/* Boutons */
.btn-primary-custom {
    background-color: var(--shugar-primary);
    border-color: var(--shugar-primary);
    color: var(--shugar-white);
    font-weight: 500;
}

.btn-primary-custom:hover {
    background-color: var(--shugar-accent);
    border-color: var(--shugar-accent);
    color: var(--shugar-white);
}

.btn-outline-primary-custom {
    color: var(--shugar-primary);
    border-color: var(--shugar-primary);
    background-color: transparent;
}

.btn-outline-primary-custom:hover {
    background-color: var(--shugar-primary);
    border-color: var(--shugar-primary);
    color: var(--shugar-white);
}

.btn-success-custom {
    background-color: var(--shugar-success);
    border-color: var(--shugar-success);
    color: var(--shugar-white);
}

.btn-info-custom {
    background-color: var(--shugar-info);
    border-color: var(--shugar-info);
    color: var(--shugar-white);
}

.btn-purple-custom {
    background-color: var(--shugar-purple);
    border-color: var(--shugar-purple);
    color: var(--shugar-white);
}

/* Formulaires */
.form-control {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.form-control:focus {
    background-color: var(--bg-primary);
    border-color: var(--shugar-primary);
    box-shadow: 0 0 0 0.2rem rgba(230, 0, 76, 0.25);
    color: var(--text-primary);
}

.form-label {
    color: var(--text-primary);
    font-weight: 500;
}

/* Messages et chat */
.message-container {
    background-color: var(--bg-secondary);
    border-radius: 15px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.message-sent {
    background-color: var(--shugar-primary);
    color: var(--shugar-white);
    margin-left: auto;
    max-width: 70%;
}

.message-received {
    background-color: var(--bg-accent);
    color: var(--text-primary);
    margin-right: auto;
    max-width: 70%;
}

/* Badges et étiquettes */
.badge-success {
    background-color: var(--shugar-success);
    color: var(--shugar-white);
}

.badge-info {
    background-color: var(--shugar-info);
    color: var(--shugar-white);
}

.badge-purple {
    background-color: var(--shugar-purple);
    color: var(--shugar-white);
}

.badge-primary {
    background-color: var(--shugar-primary);
    color: var(--shugar-white);
}

/* Modales */
.modal-content {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
}

.modal-footer {
    border-top: 1px solid var(--border-color);
}

/* Alertes */
.alert-success {
    background-color: rgba(0, 204, 102, 0.1);
    border-color: var(--shugar-success);
    color: var(--shugar-success);
}

.alert-info {
    background-color: rgba(63, 81, 181, 0.1);
    border-color: var(--shugar-info);
    color: var(--shugar-info);
}

.alert-primary {
    background-color: rgba(230, 0, 76, 0.1);
    border-color: var(--shugar-primary);
    color: var(--shugar-primary);
}

/* Bouton de basculement du thème */
.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 10px var(--shadow);
}

/* Overlay pour les images de profil */
.profile-img-overlay {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
}

.profile-img-overlay::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30%;
    background: linear-gradient(transparent, var(--overlay));
}

/* Liste d'utilisateurs en ligne */
.online-indicator {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 12px;
    height: 12px;
    background-color: var(--shugar-success);
    border-radius: 50%;
    border: 2px solid var(--bg-primary);
}

/* Responsive */
@media (max-width: 768px) {
    .theme-toggle {
        top: 10px;
        right: 10px;
        width: 40px;
        height: 40px;
    }
    
    .message-sent,
    .message-received {
        max-width: 85%;
    }
}

/* Amélioration de l'accessibilité */
@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
    }
}

/* Focus visible pour l'accessibilité */
.btn:focus,
.form-control:focus,
.nav-link:focus {
    outline: 2px solid var(--shugar-accent);
    outline-offset: 2px;
}

/* Animations et effets avancés */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-in {
    animation: slideIn 0.5s ease-out;
}

/* Styles pour les likes et matchs */
.like-button {
    background: linear-gradient(45deg, var(--shugar-primary), var(--shugar-accent));
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    color: var(--shugar-white);
    font-size: 1.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(230, 0, 76, 0.3);
}

.like-button:hover {
    animation: pulse 0.6s ease-in-out;
    box-shadow: 0 6px 20px rgba(230, 0, 76, 0.4);
}

.like-button.liked {
    animation: heartbeat 0.8s ease-in-out;
    background: linear-gradient(45deg, var(--shugar-accent), #ff6b8a);
}

.dislike-button {
    background: linear-gradient(45deg, var(--text-muted), #aaa);
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    color: var(--shugar-white);
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.dislike-button:hover {
    background: linear-gradient(45deg, #666, #888);
    transform: scale(1.1);
}

/* Carrousel de photos */
.photo-carousel {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 25px var(--shadow);
}

.photo-carousel .carousel-indicators {
    bottom: 10px;
}

.photo-carousel .carousel-indicators button {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin: 0 3px;
    background-color: rgba(255, 255, 255, 0.5);
}

.photo-carousel .carousel-indicators .active {
    background-color: var(--shugar-primary);
}

/* Statut en ligne et dernière connexion */
.status-online {
    color: var(--shugar-success);
    font-weight: 600;
}

.status-offline {
    color: var(--text-muted);
}

.last-seen {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Profils en grille */
.profile-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    padding: 1rem;
}

.profile-card {
    position: relative;
    background: var(--bg-primary);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 6px 20px var(--shadow);
    transition: all 0.3s ease;
}

.profile-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px var(--shadow);
}

.profile-card-image {
    position: relative;
    height: 350px;
    background-size: cover;
    background-position: center;
}

.profile-card-gradient {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
}

.profile-card-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    color: var(--shugar-white);
}

.profile-card-name {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.profile-card-age {
    font-size: 1.1rem;
    opacity: 0.9;
}

.profile-card-location {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-top: 0.3rem;
}

/* Chat interface améliorée */
.chat-container {
    height: 70vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px var(--shadow);
}

.chat-header {
    background: linear-gradient(45deg, var(--shugar-primary), var(--shugar-accent));
    color: var(--shugar-white);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.chat-header-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--shugar-white);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    background: var(--bg-secondary);
}

.chat-input-container {
    padding: 1rem;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
}

.chat-input {
    width: 100%;
    border: 1px solid var(--border-color);
    border-radius: 25px;
    padding: 0.75rem 1.5rem;
    background: var(--bg-primary);
    color: var(--text-primary);
}

/* Messages avec horodatage */
.message-wrapper {
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
}

.message-time {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin: 0.3rem 0;
    text-align: center;
}

.message-bubble {
    max-width: 75%;
    padding: 0.75rem 1rem;
    border-radius: 18px;
    margin: 0.2rem 0;
    word-wrap: break-word;
}

.message-sent .message-bubble {
    background: linear-gradient(45deg, var(--shugar-primary), var(--shugar-accent));
    color: var(--shugar-white);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

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

/* Filtres de recherche */
.filter-sidebar {
    background: var(--bg-primary);
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 4px 15px var(--shadow);
    margin-bottom: 2rem;
}

.filter-title {
    color: var(--shugar-primary);
    font-weight: 700;
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--shugar-secondary);
    padding-bottom: 0.5rem;
}

.age-range-slider {
    margin: 1rem 0;
}

.distance-badge {
    background: linear-gradient(45deg, var(--shugar-info), #5c6bc0);
    color: var(--shugar-white);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Notifications */
.notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--shugar-accent);
    color: var(--shugar-white);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    animation: pulse 2s infinite;
}

.notification-dropdown {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 5px 20px var(--shadow);
    max-height: 400px;
    overflow-y: auto;
}

.notification-item {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease;
}

.notification-item:hover {
    background: var(--bg-secondary);
}

.notification-unread {
    background: rgba(230, 0, 76, 0.05);
    border-left: 4px solid var(--shugar-primary);
}

/* Boutons d'action flottants */
.floating-actions {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    z-index: 1000;
}


/* Loader et états de chargement */
.loader {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid var(--shugar-secondary);
    border-radius: 50%;
    border-top-color: var(--shugar-primary);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.skeleton {
    background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-accent) 50%, var(--bg-secondary) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Tags d'intérêts */
.interest-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.interest-tag {
    background: linear-gradient(45deg, var(--shugar-secondary), #ffe0e6);
    color: var(--shugar-dark);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.interest-tag:hover {
    background: linear-gradient(45deg, var(--shugar-primary), var(--shugar-accent));
    color: var(--shugar-white);
    transform: scale(1.05);
}

.interest-tag.selected {
    background: var(--shugar-primary);
    color: var(--shugar-white);
}

/* Swipe cards pour mobile */
.swipe-stack {
    position: relative;
    height: 500px;
    margin: 2rem auto;
    max-width: 350px;
}

.swipe-card {
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    border-radius: 20px;
    box-shadow: 0 10px 30px var(--shadow);
    cursor: grab;
    transition: transform 0.3s ease;
}

.swipe-card:active {
    cursor: grabbing;
}

.swipe-actions {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

/* Responsive amélioré */
@media (max-width: 992px) {
    .profile-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1rem;
    }
    
    .floating-actions {
        bottom: 15px;
        right: 15px;
    }
    
}

@media (max-width: 576px) {
    .profile-grid {
        grid-template-columns: 1fr;
        padding: 0.5rem;
    }
    
    .chat-container {
        height: 85vh;
        border-radius: 0;
    }
    
    .message-bubble {
        max-width: 85%;
    }
    
    .swipe-stack {
        max-width: 300px;
        height: 450px;
    }
}

/* Mode sombre amélioré */
[data-theme="dark"] .interest-tag {
    background: var(--bg-accent);
    color: var(--text-primary);
}

[data-theme="dark"] .skeleton {
    background: linear-gradient(90deg, var(--bg-accent) 25%, #3a3a5a 50%, var(--bg-accent) 75%);
    background-size: 200% 100%;
}