/* Fichier : assets/css/styles.css - Version améliorée UX */

/* Variables CSS pour la palette de couleurs */
:root {
    --color-primary: #d72c4b;      /* Rouge brique */
    --color-secondary: #239e9a;    /* Vert d'eau */
    --color-dark: #514e57;         /* Gris foncé */
    --color-light: #fefefe;        /* Blanc */
    --color-black: #550000;        /* Presque noir */
    --color-accent: #ef665c;       /* Orange */
    --color-primary-alpha: rgba(215, 44, 75, 0.3);   /* Rouge transparent */
    --color-secondary-alpha: rgba(35, 158, 154, 0.3); /* Vert transparent */
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #f8f8f8;
    color: var(--color-dark);
    line-height: 1.6;
}

/* Container principal */
.gemini-qrqc-app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Améliorations des sections */
.qrqc-section {
    background: var(--color-light);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    padding: 2rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.qrqc-section.hidden {
    opacity: 0;
    transform: translateY(-20px);
    pointer-events: none;
}

.qrqc-section:not(.hidden) {
    opacity: 1;
    transform: translateY(0);
}

/* Textarea et inputs améliorés */
#problem-description {
    width: 100%;
    min-width: 80%;
    padding: 1rem;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    resize: vertical;
    min-height: 120px;
    font-family: inherit;
}

#problem-description:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-alpha);
}

#user-response-input {
    width: 100%;
    min-width: 80%;
    padding: 1rem;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    resize: none;
    overflow-y: hidden;
    min-height: 50px;
}

#user-response-input:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px var(--color-secondary-alpha);
}

/* Chat log avec resize */
#chat-log {
    height: 400px;
    min-height: 300px;
    max-height: 600px;
    overflow-y: auto;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    padding: 1rem;
    background: var(--color-light);
    resize: vertical;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Messages de chat avec avatars */
.chat-message {
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* AMÉLIORATION UX : Messages utilisateur avec bordure au lieu de fond rouge */
.user-message {
    background: var(--color-light);
    border: 2px solid var(--color-primary);
    color: var(--color-dark);
    margin-left: auto;
    margin-right: 0;
    flex-direction: row-reverse;
    max-width: 100%;
    width: 100%;
    text-align: left;
    position: relative;
}

.user-message::before {
    content: '';
    position: absolute;
    left: -2px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--color-primary);
    border-radius: 2px 0 0 2px;
}

.ai-message {
    background: linear-gradient(135deg, var(--color-secondary-alpha), rgba(35, 158, 154, 0.15));
    color: var(--color-dark);
    margin-right: auto;
    margin-left: 0;
    max-width: 90%;
    border-left: 4px solid var(--color-secondary);
}

/* Avatars */
.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 18px;
    flex-shrink: 0;
}

.user-avatar {
    background: linear-gradient(135deg, var(--color-primary), #b8233a);
    color: var(--color-light);
}

.ai-avatar {
    background: linear-gradient(135deg, var(--color-secondary), #1a7f7b);
    color: var(--color-light);
}

/* Contenu des messages */
.message-content {
    flex: 1;
    word-wrap: break-word;
}

/* AMÉLIORATION UX : Boutons avec largeur adaptée */
.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), #b8233a);
    color: var(--color-light);
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: auto;
    min-width: 200px;
    max-width: 300px;
    margin: 0 auto;
    display: block;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--color-primary-alpha);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--color-secondary), #1a7f7b);
    color: var(--color-light);
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: auto;
    min-width: 200px;
    max-width: 300px;
}

.btn-secondary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--color-secondary-alpha);
}

.btn-secondary-outline {
    background: var(--color-light);
    color: var(--color-secondary);
    border: 2px solid var(--color-secondary);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: auto;
    min-width: 180px;
    max-width: 250px;
    position: relative;
}

.btn-secondary-outline:hover:not(:disabled) {
    background: var(--color-secondary-alpha);
    box-shadow: 0 0 0 3px var(--color-secondary-alpha);
}

.btn-send {
    background: linear-gradient(135deg, var(--color-secondary), #1a7f7b);
    color: var(--color-light);
    border: none;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    width: auto;
}

.btn-send:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px var(--color-secondary-alpha);
}

/* États désactivés */
.btn-primary:disabled,
.btn-secondary:disabled,
.btn-send:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* NOUVEAU : Container pour organiser les boutons */
.button-group {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

/* Indicateur de chargement amélioré */
.loading-dots {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-secondary);
    animation: bounce 0.6s infinite alternate;
}

.loading-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.loading-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes bounce {
    from { 
        transform: translateY(0);
        opacity: 0.7;
    }
    to { 
        transform: translateY(-8px);
        opacity: 1;
    }
}

/* Barre de progression PDF */
#pdf-progress-bar-container {
    width: 100%;
    background-color: #e1e5e9;
    border-radius: 8px;
    overflow: hidden;
    margin-top: 1rem;
    height: 12px;
    position: relative;
}

#pdf-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--color-secondary), #1a7f7b);
    border-radius: 8px;
    transition: width 0.5s ease-in-out;
    position: relative;
}

#pdf-progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Indicateur de progression */
.progress-indicator {
    background: var(--color-secondary-alpha);
    color: var(--color-dark);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1rem;
}

/* Zone de réponse utilisateur */
.response-area {
    display: flex;
    gap: 1rem;
    align-items: flex-end;
    margin-top: 1rem;
}

.response-area textarea {
    flex: 1;
}

/* Case à cocher améliorée */
.consent-container {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin: 1.5rem 0;
    padding: 1rem;
    background: var(--color-secondary-alpha);
    border-radius: 8px;
    border-left: 4px solid var(--color-secondary);
}

.consent-container input[type="checkbox"] {
    margin-top: 0.25rem;
    transform: scale(1.2);
    accent-color: var(--color-secondary);
}

.consent-container label {
    font-size: 14px;
    color: var(--color-dark);
    line-height: 1.5;
}

/* NOUVEAU : Tooltip pour les boutons */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 300px;
    background-color: var(--color-black);
    color: var(--color-light);
    text-align: center;
    border-radius: 8px;
    padding: 8px 12px;
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    margin-left: -150px;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 12px;
    line-height: 1.4;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.tooltip .tooltiptext::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--color-black) transparent transparent transparent;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* NOUVEAU : Message de succès pour la sauvegarde */
.success-message {
    background: rgba(35, 158, 154, 0.1);
    border: 2px solid var(--color-secondary);
    color: var(--color-dark);
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    font-weight: 500;
    animation: fadeIn 0.5s ease-out;
}

.success-message h4 {
    margin: 0 0 0.5rem 0;
    color: var(--color-secondary);
    font-size: 16px;
}

.success-message p {
    margin: 0.5rem 0;
    font-size: 14px;
    line-height: 1.5;
}

/* Alertes et messages */
.alert-warning {
    background: rgba(239, 102, 92, 0.1);
    border: 2px solid var(--color-accent);
    color: var(--color-black);
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    font-weight: 500;
}

/* Titres améliorés */
h1, h2 {
    color: var(--color-black);
    font-weight: 700;
}

h1 {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Responsive design */
@media (max-width: 768px) {
    .gemini-qrqc-app-container {
        padding: 1rem;
    }
    
    .qrqc-section {
        padding: 1.5rem;
    }
    
    .response-area {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .response-area textarea,
    .response-area button {
        width: 100%;
    }
    
    .button-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .button-group .btn-secondary-outline,
    .button-group .btn-secondary {
        width: 100%;
        max-width: none;
    }
    
    #chat-log {
        height: 300px;
    }
    
    .chat-message {
        max-width: 100%;
    }
    
    .message-avatar {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }
    
    .tooltip .tooltiptext {
        width: 250px;
        margin-left: -125px;
    }
}

/* Classes utilitaires */
.hidden {
    display: none !important;
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}