/* Fée dodo - Gemini-like UI */

:root {
    --primary-color: #1a73e8;
    --primary-hover: #1557b0;
    --secondary-color: #5f6368;
    --danger-color: #ea4335;
    --success-color: #34a853;
    --background-color: #f8f9fa;
    --surface-color: #ffffff;
    --border-color: #e0e0e0;
    --text-primary: #202124;
    --text-secondary: #5f6368;
    --pink-color: #e91e63;
    --blue-color: #2196f3;
    --grey-color: #9e9e9e;
    --nav-width: 280px;
    --ribbon-width: 60px;
    --transition-speed: 0.3s;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Google Sans', 'Segoe UI', Roboto, sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
}

/* App Container */
.app-container {
    display: flex;
    height: 100vh;
    width: 100%;
}

/* Navigation Pane */
.nav-pane {
    width: var(--nav-width);
    background-color: var(--surface-color);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-speed) ease;
    z-index: 100;
}

.nav-pane.collapsed {
    transform: translateX(-100%);
    position: absolute;
    height: 100%;
}

.nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.nav-btn {
    background: none;
    border: none;
    padding: 8px;
    border-radius: 50%;
    cursor: pointer;
    color: var(--text-secondary);
    transition: background-color 0.2s;
}

.nav-btn:hover {
    background-color: var(--background-color);
}

/* Navigation Sections */
.nav-section {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: 8px 0;
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 14px;
}

.section-header:hover {
    color: var(--text-primary);
}

.section-btn {
    background: none;
    border: none;
    padding: 4px;
    border-radius: 50%;
    cursor: pointer;
    color: var(--text-secondary);
}

.section-btn:hover {
    background-color: var(--background-color);
}

.chevron {
    transition: transform 0.2s;
}

/* Kids Bubbles */
.kids-bubbles {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 8px 0;
}

.kid-bubble {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
    color: white;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    text-transform: uppercase;
}

.kid-bubble.male {
    background-color: var(--blue-color);
}

.kid-bubble.female {
    background-color: var(--pink-color);
}

.kid-bubble.unknown {
    background-color: var(--grey-color);
}

.kid-bubble.selected {
    box-shadow: 0 0 0 3px var(--primary-color);
}

.kid-bubble:hover {
    transform: scale(1.1);
}

/* Sessions List */
.chats-section {
    flex: 1;
    overflow-y: auto;
}

.sessions-list {
    max-height: 400px;
    overflow-y: auto;
}

.session-item {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    cursor: pointer;
    border-radius: 8px;
    margin: 4px 0;
    transition: background-color 0.2s;
}

.session-item:hover {
    background-color: var(--background-color);
}

.session-item.active {
    background-color: #e8f0fe;
}

.session-title {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 14px;
}

.session-menu-btn {
    background: none;
    border: none;
    padding: 4px;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s;
    color: var(--text-secondary);
}

.session-item:hover .session-menu-btn {
    opacity: 1;
}

/* Collapsed Ribbon */
.nav-ribbon {
    width: var(--ribbon-width);
    background-color: var(--surface-color);
    border-right: 1px solid var(--border-color);
    display: none;
    flex-direction: column;
    align-items: center;
    padding-top: 12px;
    gap: 8px;
}

.nav-ribbon.visible {
    display: flex;
}

/* Main Chat Area */
.chat-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--background-color);
    position: relative;
    min-width: 0;
}

/* Key Display */
.key-display {
    position: absolute;
    top: 12px;
    right: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: var(--surface-color);
    padding: 6px 12px;
    border-radius: 20px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    z-index: 10;
}

.key-label {
    font-size: 13px;
    color: var(--text-secondary);
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.key-btn {
    background: none;
    border: none;
    padding: 4px;
    border-radius: 50%;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.key-btn:hover {
    background-color: var(--background-color);
}

.key-btn-danger:hover {
    color: var(--danger-color);
}

/* Chat Content */
.chat-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

/* Welcome Screen */
.welcome-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    text-align: center;
    padding: 40px;
}

.welcome-screen.hidden {
    display: none;
}

.welcome-icon {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.welcome-screen h2 {
    font-size: 28px;
    font-weight: 400;
    margin: 0 0 8px 0;
    color: var(--text-primary);
}

.welcome-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin: 0 0 32px 0;
}

.kid-selection-area {
    max-width: 500px;
}

.selection-info {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.kid-selection-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.kid-selection-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.kid-selection-item .kid-bubble {
    width: 56px;
    height: 56px;
    font-size: 20px;
}

.kid-selection-name {
    font-size: 12px;
    color: var(--text-secondary);
}

.no-kids-message {
    color: var(--text-secondary);
    font-size: 14px;
}

.no-kids-message a {
    color: var(--primary-color);
    text-decoration: none;
}

.no-kids-message a:hover {
    text-decoration: underline;
}

/* Messages Container */
.messages-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.messages-container.hidden {
    display: none;
}

/* Message Bubbles */
.message {
    display: flex;
    gap: 12px;
    animation: fadeIn 0.3s ease;
}

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

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.message.user .message-avatar {
    background-color: var(--primary-color);
    color: white;
}

.message.assistant .message-avatar {
    background-color: #e8f0fe;
    color: var(--primary-color);
}

.message-content {
    flex: 1;
    background-color: var(--surface-color);
    padding: 12px 16px;
    border-radius: 12px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.message.user .message-content {
    background-color: #e3f2fd;
}

.message-text {
    font-size: 15px;
    line-height: 1.6;
}

.message-text p {
    margin: 0 0 12px 0;
}

.message-text p:last-child {
    margin-bottom: 0;
}

.message-text ul, .message-text ol {
    margin: 8px 0;
    padding-left: 24px;
}

.message-text li {
    margin: 4px 0;
}

.message-citations {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.citation-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.citation-item {
    font-size: 12px;
    color: var(--primary-color);
    margin: 2px 0;
}

.message-error {
    background-color: #fce4ec;
    padding: 12px 16px;
    border-radius: 8px;
    margin-top: 8px;
}

.message-error-text {
    color: var(--danger-color);
    font-size: 14px;
    margin-bottom: 8px;
}

.retry-btn {
    background-color: var(--danger-color);
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
}

.retry-btn:hover {
    background-color: #c62828;
}

/* Kids Locked Message */
.kids-locked-message {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background-color: #fff3e0;
    border-radius: 8px;
    font-size: 13px;
    color: #e65100;
    margin: 8px auto;
    max-width: 500px;
}

/* Chat Input Area */
.chat-input-area {
    padding: 16px 20px 24px;
    background-color: var(--background-color);
}

.input-wrapper {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--surface-color);
    border-radius: 24px;
    padding: 8px 8px 8px 20px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

#message-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 15px;
    font-family: inherit;
    resize: none;
    max-height: 200px;
    line-height: 1.5;
    padding: 8px 0;
    background: transparent;
}

#message-input::placeholder {
    color: var(--text-secondary);
}

.send-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background-color: var(--primary-color);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
    flex-shrink: 0;
}

.send-btn:hover {
    background-color: var(--primary-hover);
}

.send-btn:disabled {
    background-color: var(--grey-color);
    cursor: not-allowed;
}

/* Thinking Indicator */
.thinking-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    max-width: 800px;
    margin: 8px auto 12px;
    padding-left: 20px;
}

.thinking-indicator .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--primary-color);
    animation: bounce 1.4s ease-in-out infinite;
}

.thinking-indicator .dot:nth-child(1) { animation-delay: 0s; }
.thinking-indicator .dot:nth-child(2) { animation-delay: 0.2s; }
.thinking-indicator .dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes bounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-8px); }
}

.thinking-text {
    font-size: 13px;
    color: var(--text-secondary);
    margin-left: 4px;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--surface-color);
    border-radius: 16px;
    max-width: 480px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
}

.modal-content.modal-large {
    max-width: 600px;
}

.modal-content.modal-small {
    max-width: 400px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
    font-size: 20px;
    font-weight: 500;
}

.modal-close {
    background: none;
    border: none;
    font-size: 28px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

.modal-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
}

.footer-right {
    display: flex;
    gap: 12px;
}

/* Form Elements */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.2s;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    display: flex;
    gap: 16px;
}

.form-row .form-group {
    flex: 1;
}

.field-hint {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: -12px;
    margin-bottom: 12px;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

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

.btn-secondary {
    background-color: var(--background-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--border-color);
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background-color: #c62828;
}

.btn-small {
    padding: 6px 12px;
    font-size: 13px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Login Actions */
.login-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.login-or {
    color: var(--text-secondary);
    font-size: 14px;
}

.login-message {
    margin-top: 16px;
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
}

.login-message.error {
    background-color: #fce4ec;
    color: var(--danger-color);
}

.login-message.success {
    background-color: #e8f5e9;
    color: var(--success-color);
}

/* Kids Management */
.kids-actions {
    margin-bottom: 20px;
}

.kids-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.kid-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background-color: var(--background-color);
    border-radius: 12px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.kid-card:hover {
    background-color: var(--border-color);
}

.kid-card .kid-bubble {
    width: 48px;
    height: 48px;
    font-size: 18px;
}

.kid-info {
    flex: 1;
}

.kid-info-name {
    font-weight: 500;
    font-size: 16px;
    margin-bottom: 4px;
}

.kid-info-age {
    font-size: 13px;
    color: var(--text-secondary);
}

.empty-message {
    text-align: center;
    color: var(--text-secondary);
    padding: 40px;
}

/* Periods */
.periods-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}

.period-item {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    padding: 12px;
    background-color: var(--background-color);
    border-radius: 8px;
}

.period-dates {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.period-dates input {
    width: 130px;
    padding: 8px;
    font-size: 13px;
}

.period-info {
    flex: 1;
}

.period-info input {
    width: 100%;
    padding: 8px;
    font-size: 13px;
}

.period-remove {
    background: none;
    border: none;
    color: var(--danger-color);
    cursor: pointer;
    padding: 4px;
}

/* Search Results */
.search-results {
    max-height: 400px;
    overflow-y: auto;
}

.search-result-item {
    padding: 12px;
    cursor: pointer;
    border-radius: 8px;
    margin-bottom: 8px;
    transition: background-color 0.2s;
}

.search-result-item:hover {
    background-color: var(--background-color);
}

.search-result-title {
    font-weight: 500;
    margin-bottom: 4px;
}

.search-result-preview {
    font-size: 13px;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Context Menu */
.context-menu {
    position: fixed;
    background-color: var(--surface-color);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
    padding: 8px 0;
    z-index: 1000;
    min-width: 160px;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 10px 16px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-primary);
    text-align: left;
    transition: background-color 0.2s;
}

.menu-item:hover {
    background-color: var(--background-color);
}

.menu-item-danger {
    color: var(--danger-color);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-pane {
        position: fixed;
        left: 0;
        top: 0;
        height: 100%;
        transform: translateX(-100%);
        z-index: 200;
    }

    .nav-pane.open {
        transform: translateX(0);
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);
    }

    .nav-ribbon {
        display: flex;
    }

    .chat-area {
        width: 100%;
    }

    .chat-content {
        padding: 60px 20px 20px 20px;
    }

    .key-display {
        right: 8px;
        top: 8px;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .modal-content {
        width: 95%;
        max-height: 85vh;
    }

    .welcome-screen h2 {
        font-size: 24px;
    }

    .input-wrapper {
        border-radius: 20px;
        padding: 6px 6px 6px 16px;
    }
}

@media (max-width: 480px) {
    .chat-content {
        padding: 60px 12px 12px 12px;
    }

    .message-content {
        padding: 10px 14px;
    }

    .chat-input-area {
        padding: 12px 12px 16px;
    }

    .key-display {
        padding: 4px 8px;
    }

    .key-label {
        max-width: 100px;
        font-size: 12px;
    }
}

/* Overlay for mobile nav */
.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 150;
}

.nav-overlay.visible {
    display: block;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 90%;
    width: 500px;
}

.toast {
    background-color: var(--text-primary);
    color: white;
    padding: 16px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideUp 0.3s ease;
    font-size: 14px;
    line-height: 1.5;
}

.toast.success {
    background-color: var(--success-color);
}

.toast.error {
    background-color: var(--danger-color);
}

.toast.info {
    background-color: var(--primary-color);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}

.toast.hiding {
    animation: slideDown 0.3s ease forwards;
}