/* ==================== VARIABLES CSS — Marque dettes.ca + style messagerie ==================== */
:root {
    /* Couleurs principales (logo : bleu profond / vert) */
    --primary-color: #0d5c7a;
    --primary-dark: #0a4658;
    --secondary-color: #15803d;
    --secondary-light: #166534;
    --accent-green: #65a30d;
    --accent-color: #f59e0b;
    --accent-light: #fbbf24;
    --subtitle-blue: #0284c7;
    --subtitle-blue-light: #0ea5e9;
    --bg-gradient-start: #0d5c7a;
    --bg-gradient-mid: #15803d;
    --bg-gradient-end: #65a30d;
    /* Style messagerie (WhatsApp/Instagram) */
    --chat-bg: #e5ddd5;
    --chat-bg-pattern: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 0L60 30L30 60L0 30z' fill='%23d4cbc2' fill-opacity='0.15' fill-rule='evenodd'/%3E%3C/svg%3E");
    --bubble-user: #d4f4dd;
    --bubble-user-border: #b8e6c4;
    --bubble-assistant: #ffffff;
    --bubble-assistant-shadow: 0 1px 2px rgba(0,0,0,0.08);
    --bubble-tail-size: 8px;
    --text-primary: #111b21;
    --text-secondary: #3b4a54;
    --text-muted: #667781;
    --text-on-primary: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f0f2f5;
    --bg-page: #3b4a54;
    --success-color: #15803d;
    --error-color: #dc2626;
    --border-color: #e9edef;
    --shadow-lg: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-xl: 0 4px 24px rgba(0,0,0,0.12);
}

/* ==================== RESET & BASE ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background: var(--bg-page);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    overflow-x: hidden;
}

/* ==================== CONTAINER PRINCIPAL — style app messagerie ==================== */
.chat-container {
    width: 100%;
    max-width: 480px;
    height: 90vh;
    max-height: 860px;
    background: var(--bg-card);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2), 0 0 0 1px rgba(255,255,255,0.05);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== HEADER — style messagerie (barre fixe) ==================== */
.chat-header {
    background: var(--bg-page);
    padding: 12px 16px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    min-height: 60px;
    flex-shrink: 0;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.header-logo {
    width: 42px;
    height: 42px;
    object-fit: contain;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    padding: 3px;
    flex-shrink: 0;
}

.header-text {
    min-width: 0;
}

.header-text h1 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 0;
    letter-spacing: -0.2px;
    color: var(--text-on-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header-text p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 400;
    margin-top: 1px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Bouton Exporter — style épuré (qi) */
.export-conversation-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 20px;
    color: rgba(255, 255, 255, 0.95);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}
.export-conversation-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.7);
}
.export-conversation-btn:active {
    transform: scale(0.98);
}
.export-conversation-btn .export-icon {
    flex-shrink: 0;
    opacity: 0.9;
}
.export-conversation-btn .export-label {
    white-space: nowrap;
}
@media (max-width: 420px) {
    .export-conversation-btn .export-label {
        display: none;
    }
    .export-conversation-btn {
        padding: 8px 10px;
    }
}

.export-button {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 12px;
    color: var(--text-on-primary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.export-button:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.6);
}

.export-button:active {
    transform: scale(0.98);
}

.new-conversation-button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    border-radius: 20px;
    color: var(--text-on-primary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
}
.new-conversation-button:hover {
    background: rgba(255, 255, 255, 0.25);
}

.header-link-qualification {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    border-radius: 12px;
    color: var(--text-on-primary);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.4);
}
.header-link-qualification:hover {
    background: rgba(255, 255, 255, 0.3);
    color: var(--text-on-primary);
}

/* ==================== LOGIN SCREEN ==================== */
.login-screen {
    position: fixed;
    inset: 0;
    background: var(--bg-page);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}
.login-box {
    background: var(--bg-card);
    padding: 32px;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 380px;
}
.login-box h2 {
    color: var(--primary-color);
    margin-bottom: 8px;
    font-size: 1.35rem;
}
.login-hint {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 20px;
}
.login-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 15px;
    margin-bottom: 16px;
}
.login-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 92, 122, 0.15);
}
.login-submit {
    width: 100%;
    padding: 12px 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-on-primary);
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
}
.login-submit:hover {
    opacity: 0.95;
}
.login-error {
    margin-top: 12px;
    color: var(--error-color);
    font-size: 13px;
}

/* ==================== QUALIFICATION END BLOCK ==================== */
.qualification-end-block {
    padding: 20px 24px;
    background: linear-gradient(180deg, #f0fdf4 0%, #ecfdf5 100%);
    border-top: 1px solid var(--border-color);
}
.qualification-end-inner {
    max-width: 640px;
    margin: 0 auto;
}
.qualification-end-inner h3,
.qualification-end-inner h4 {
    color: var(--primary-color);
    font-size: 14px;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.qualification-end-inner h4 { margin-top: 16px; }
.summary-pre,
.output-object-pre {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 14px 18px;
    font-size: 13px;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-word;
    margin: 0 0 12px 0;
}
.output-object-pre { font-family: ui-monospace, monospace; }
.rdv-cta {
    margin-top: 16px;
    font-size: 14px;
    color: var(--text-secondary);
}
.rdv-link {
    display: inline-block;
    margin-top: 8px;
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}
.rdv-link:hover { text-decoration: underline; }

.phase-indicator {
    background: rgba(255, 255, 255, 0.12);
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: rgba(255, 255, 255, 0.9);
}

/* ==================== MESSAGES AREA — style WhatsApp/Instagram ==================== */
.messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 12px 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    background-color: var(--chat-bg);
    background-image: var(--chat-bg-pattern);
}

.messages-container::-webkit-scrollbar {
    width: 6px;
}

.messages-container::-webkit-scrollbar-track {
    background: transparent;
}

.messages-container::-webkit-scrollbar-thumb {
    background: rgba(0,0,0,0.2);
    border-radius: 3px;
}

.messages-container::-webkit-scrollbar-thumb:hover {
    background: rgba(0,0,0,0.3);
}

.message {
    display: flex;
    gap: 8px;
    align-items: flex-end;
    animation: messageSlide 0.25s ease-out;
    max-width: 88%;
}

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: scale(0.96);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message.user .message-avatar {
    display: none;
}

/* Bulles avec queue (tail) style messagerie */
.message-content {
    position: relative;
    padding: 8px 12px 10px 14px;
    border-radius: 12px;
    line-height: 1.45;
    font-size: 15px;
    word-wrap: break-word;
    max-width: 100%;
}

/* Queue bas-droite pour l'utilisateur */
.message.user .message-content {
    background: var(--bubble-user);
    color: var(--text-primary);
    border: 1px solid var(--bubble-user-border);
    border-bottom-right-radius: 4px;
    box-shadow: var(--bubble-assistant-shadow);
}

.message.user .message-content::after {
    content: '';
    position: absolute;
    right: -6px;
    bottom: 0;
    width: 0;
    height: 0;
    border: 6px solid transparent;
    border-left-color: var(--bubble-user);
    border-bottom-color: var(--bubble-user);
    border-bottom-right-radius: 2px;
}

/* Queue bas-gauche pour l'assistant */
.message.assistant .message-content {
    background: var(--bubble-assistant);
    color: var(--text-primary);
    border: 1px solid rgba(0,0,0,0.06);
    border-bottom-left-radius: 4px;
    box-shadow: var(--bubble-assistant-shadow);
}

.message.assistant .message-content::after {
    content: '';
    position: absolute;
    left: -6px;
    bottom: 0;
    width: 0;
    height: 0;
    border: 6px solid transparent;
    border-right-color: var(--bubble-assistant);
    border-bottom-color: var(--bubble-assistant);
    border-bottom-left-radius: 2px;
}

.message-content a.msg-link {
    color: var(--primary-color);
    text-decoration: none;
    word-break: break-all;
}
.message-content a.msg-link:hover {
    text-decoration: underline;
}
.message.user .message-content a.msg-link {
    color: var(--primary-dark);
}

.message-body {
    display: block;
}
.message-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 2px;
}
/* Heure en bas à droite dans la bulle (style WhatsApp) */
.message-time {
    font-size: 10px;
    color: var(--text-muted);
}

.message-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
    background: var(--bubble-assistant);
    border: 1px solid rgba(0,0,0,0.06);
    box-shadow: var(--bubble-assistant-shadow);
}

.message.assistant .message-avatar {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
}
.message.assistant .message-avatar .message-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}
.message.assistant .message-avatar:has(.message-avatar-img) {
    background: none;
    padding: 0;
    overflow: hidden;
}

/* Choix rapides style WhatsApp / réponses rapides */
.message-choices {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}
.choice-btn {
    display: inline-block;
    padding: 10px 16px;
    border-radius: 18px;
    border: 1px solid var(--primary-color);
    background: var(--bubble-assistant);
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, transform 0.05s;
    white-space: normal;
    text-align: center;
    box-shadow: var(--bubble-assistant-shadow);
}
.choice-btn:hover {
    background: var(--primary-color);
    color: var(--text-on-primary);
}
.choice-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}
.choice-btn.selected {
    background: var(--primary-color);
    color: var(--text-on-primary);
}
.choice-validate {
    margin-left: 4px;
    padding: 10px 18px;
    border-radius: 18px;
    border: none;
    background: var(--secondary-color);
    color: var(--text-on-primary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.05s;
}
.choice-validate:hover:not(:disabled) {
    opacity: 0.95;
}
.choice-validate:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.typing-indicator {
    display: flex;
    gap: 5px;
    padding: 12px 16px;
    background: var(--bubble-assistant);
    border-radius: 12px;
    border-bottom-left-radius: 4px;
    border: 1px solid rgba(0,0,0,0.06);
    box-shadow: var(--bubble-assistant-shadow);
    align-self: flex-start;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    background: var(--text-muted);
    border-radius: 50%;
    animation: typing 1.2s infinite;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.15s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.5;
    }
    30% {
        transform: translateY(-4px);
        opacity: 1;
    }
}

/* ==================== INPUT AREA — style messagerie ==================== */
.input-container {
    padding: 10px 12px 14px;
    background: var(--bg-page);
    border-top: 1px solid rgba(255,255,255,0.06);
    display: flex;
    gap: 10px;
    align-items: flex-end;
    flex-shrink: 0;
}

.input-container.choices-only .message-input,
.input-container.choices-only .send-button {
    opacity: 0.5;
    pointer-events: none;
}
.input-container.choices-only .message-input {
    background: rgba(255,255,255,0.1);
}

.input-container.conversation-ended .message-input,
.input-container.conversation-ended .send-button {
    opacity: 0.6;
    pointer-events: none;
    cursor: not-allowed;
}
.input-container.conversation-ended .message-input {
    background: rgba(255,255,255,0.08);
}

.conversation-ended-banner {
    padding: 10px 14px;
    background: rgba(13, 92, 122, 0.15);
    border-top: 1px solid rgba(13, 92, 122, 0.3);
    color: var(--primary-dark);
    font-size: 13px;
    text-align: center;
}

.input-wrapper {
    flex: 1;
    position: relative;
    min-width: 0;
}

.message-input {
    width: 100%;
    min-height: 44px;
    max-height: 100px;
    padding: 10px 16px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 22px;
    color: var(--text-primary);
    font-size: 15px;
    font-family: inherit;
    resize: none;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.message-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(13, 92, 122, 0.2);
}

.message-input::placeholder {
    color: var(--text-muted);
}

.send-button {
    width: 44px;
    height: 44px;
    background: var(--primary-color);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, transform 0.1s;
    flex-shrink: 0;
}

.send-button:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: scale(1.05);
}

.send-button:active:not(:disabled) {
    transform: scale(0.98);
}

.send-button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ==================== PHASE BADGE (même ligne que le message, avec espace) ==================== */
.message-content .phase-badge {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(13, 92, 122, 0.12);
    border: 1px solid var(--primary-color);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 12px;
    text-transform: capitalize;
    color: var(--primary-color);
    vertical-align: middle;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 520px) {
    body {
        padding: 0;
    }

    .chat-container {
        max-width: 100%;
        height: 100vh;
        border-radius: 0;
        box-shadow: none;
    }

    .chat-header {
        padding: 12px 14px;
    }

    .header-logo {
        width: 38px;
        height: 38px;
    }

    .header-text h1 {
        font-size: 16px;
    }

    .header-text p {
        font-size: 12px;
    }

    .phase-indicator {
        font-size: 10px;
        padding: 4px 8px;
    }

    .messages-container {
        padding: 10px 12px;
    }

    .message {
        max-width: 92%;
    }

    .message-content {
        font-size: 14px;
        padding: 7px 11px 8px 12px;
    }
}

/* ==================== ANIMATIONS ADDITIONNELLES ==================== */
.fade-in {
    animation: fadeIn 0.5s ease-out;
}

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

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* ==================== UTILITY CLASSES ==================== */
.hidden {
    display: none !important;
}

.loading {
    opacity: 0.6;
    pointer-events: none;
}