/* ============================================================
   ESTILOS: ASISTENTE IA & EDITOR DE DOCUMENTOS BUILT-IN
   PAPERTOOLS DELUXE
   ============================================================ */

/* Botón Flotante Global */
.ai-floating-trigger {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9990;
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--theme-gradient, linear-gradient(135deg, #ec4899, #8b5cf6));
    color: #ffffff;
    border: none;
    padding: 12px 20px;
    border-radius: var(--radius-full, 9999px);
    font-family: 'Outfit', sans-serif;
    font-size: 0.95rem;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(219, 39, 119, 0.4), var(--shadow-glow, 0 0 20px rgba(236, 72, 153, 0.3));
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.ai-floating-trigger:hover {
    transform: translateY(-4px) scale(1.04);
    box-shadow: 0 12px 30px rgba(219, 39, 119, 0.55);
}

.ai-floating-trigger .ai-sparkle-icon {
    font-size: 1.25rem;
    animation: aiPulse 2.2s infinite ease-in-out;
}

@keyframes aiPulse {
    0%, 100% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(15deg) scale(1.18); }
}

/* Modal / Workspace Fullscreen del Creador de Documentos IA */
.ai-doc-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
    padding: 16px;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.ai-doc-modal.active {
    display: flex;
    opacity: 1;
}

.ai-doc-container {
    background: var(--bg-card, #ffffff);
    border: 1.5px solid var(--border-color, #e2e8f0);
    border-radius: 20px;
    width: 96vw;
    max-width: 1440px;
    height: 92vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35);
    animation: aiModalSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes aiModalSlideUp {
    from { transform: translateY(20px) scale(0.98); }
    to { transform: translateY(0) scale(1); }
}

/* Header del Modal */
.ai-doc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 22px;
    background: var(--bg-muted, #f8fafc);
    border-bottom: 1px solid var(--border-color, #e2e8f0);
}

.ai-doc-header-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-primary, #0f172a);
}

.ai-doc-badge {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 999px;
    background: var(--color-primary-soft, #fdf2f8);
    color: var(--color-primary, #db2777);
    border: 1px solid var(--border-color, #fbcfe8);
}

.ai-doc-close-btn {
    background: var(--bg-card, #ffffff);
    border: 1px solid var(--border-color, #cbd5e1);
    color: var(--text-secondary, #64748b);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all 0.2s ease;
}

.ai-doc-close-btn:hover {
    background: #fee2e2;
    color: #ef4444;
    border-color: #fca5a5;
    transform: rotate(90deg);
}

/* Cuerpo dividido: Chat / Prompts a la Izquierda y Editor a la Derecha */
.ai-doc-body {
    display: grid;
    grid-template-columns: 400px 1fr;
    flex: 1;
    overflow: hidden;
}

/* Columna Izquierda: Asistente */
.ai-sidebar {
    background: var(--bg-muted, #f8fafc);
    border-right: 1px solid var(--border-color, #e2e8f0);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.ai-presets-scroll {
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    overflow-y: auto;
    max-height: 240px;
    border-bottom: 1px solid var(--border-color, #e2e8f0);
}

.ai-preset-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    background: var(--bg-card, #ffffff);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 10px;
    font-size: 0.84rem;
    font-weight: 700;
    color: var(--text-primary, #1e293b);
    cursor: pointer;
    text-align: left;
    transition: all 0.2s ease;
}

.ai-preset-chip:hover {
    background: var(--color-primary-soft, #fdf2f8);
    border-color: var(--color-primary, #db2777);
    color: var(--color-primary, #db2777);
    transform: translateX(4px);
}

.ai-chat-history {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ai-msg {
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.88rem;
    line-height: 1.5;
    max-width: 90%;
    animation: fadeInMsg 0.2s ease;
}

@keyframes fadeInMsg {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.ai-msg.user {
    align-self: flex-end;
    background: var(--color-primary, #db2777);
    color: #ffffff;
    border-bottom-right-radius: 2px;
}

.ai-msg.assistant {
    align-self: flex-start;
    background: var(--bg-card, #ffffff);
    color: var(--text-primary, #1e293b);
    border: 1px solid var(--border-color, #e2e8f0);
    border-bottom-left-radius: 2px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.ai-chat-input-box {
    padding: 14px 16px;
    background: var(--bg-card, #ffffff);
    border-top: 1px solid var(--border-color, #e2e8f0);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ai-chat-textarea {
    width: 100%;
    min-height: 65px;
    max-height: 120px;
    resize: vertical;
    border: 1.5px solid var(--border-color, #cbd5e1);
    border-radius: 10px;
    padding: 8px 12px;
    font-family: inherit;
    font-size: 0.88rem;
    background: var(--bg-input, #ffffff);
    color: var(--text-primary, #0f172a);
    outline: none;
    transition: border-color 0.2s;
}

.ai-chat-textarea:focus {
    border-color: var(--color-primary, #db2777);
}

.ai-chat-send-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ai-btn-generate {
    background: var(--theme-gradient, linear-gradient(135deg, #ec4899, #8b5cf6));
    color: #ffffff;
    border: none;
    padding: 8px 18px;
    border-radius: 8px;
    font-size: 0.88rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: opacity 0.2s, transform 0.2s;
}

.ai-btn-generate:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

.ai-btn-generate:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Columna Derecha: Editor WYSIWYG & Hoja */
.ai-editor-pane {
    background: #525659;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

.ai-editor-toolbar {
    background: var(--bg-card, #ffffff);
    border-bottom: 1.5px solid var(--border-color, #cbd5e1);
    padding: 8px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: wrap;
    z-index: 10;
}

.ai-toolbar-tools {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.ai-tool-btn {
    background: transparent;
    border: 1px solid transparent;
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 0.85rem;
    color: var(--text-primary, #1e293b);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-weight: 600;
    transition: all 0.15s ease;
}

.ai-tool-btn:hover {
    background: var(--bg-muted, #f1f5f9);
    border-color: var(--border-color, #cbd5e1);
}

.ai-toolbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ai-btn-action {
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 700;
    border: 1px solid var(--border-color, #cbd5e1);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-card, #ffffff);
    color: var(--text-primary, #0f172a);
    transition: all 0.2s ease;
}

.ai-btn-action.primary {
    background: var(--color-primary, #db2777);
    color: #ffffff;
    border-color: var(--color-primary, #db2777);
}

.ai-btn-action:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

/* Área de Páginas (Scrollable Canvas) */
.ai-pages-stage {
    flex: 1;
    overflow-y: auto;
    padding: 30px 20px 60px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

/* Hoja Carta / A4 estilo documento real */
.ai-paper-sheet {
    width: 215.9mm;
    min-height: 279.4mm;
    background: #ffffff;
    color: #111827;
    padding: 22mm 20mm;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
    border-radius: 2px;
    font-family: 'Times New Roman', Times, serif;
    font-size: 11pt;
    line-height: 1.6;
    outline: none;
    box-sizing: border-box;
}

.ai-paper-sheet h1 {
    font-size: 16pt;
    font-weight: bold;
    text-align: center;
    margin-bottom: 14pt;
    text-transform: uppercase;
}

.ai-paper-sheet h2 {
    font-size: 13pt;
    font-weight: bold;
    margin-top: 14pt;
    margin-bottom: 8pt;
}

.ai-paper-sheet p {
    margin-bottom: 10pt;
    text-align: justify;
}

.ai-paper-sheet table {
    width: 100%;
    border-collapse: collapse;
    margin: 12pt 0;
}

.ai-paper-sheet table th,
.ai-paper-sheet table td {
    border: 1px solid #374151;
    padding: 6pt 8pt;
    font-size: 10pt;
}

.ai-paper-sheet table th {
    background-color: #f3f4f6;
    font-weight: bold;
}

/* Estilos de Impresión Limpia (Oculta todo excepto la hoja) */
@media print {
    body * {
        visibility: hidden !important;
    }
    .ai-doc-modal, .ai-doc-container, .ai-doc-body, .ai-editor-pane, .ai-pages-stage, .ai-paper-sheet, .ai-paper-sheet * {
        visibility: visible !important;
    }
    .ai-doc-modal {
        position: static !important;
        background: none !important;
        padding: 0 !important;
    }
    .ai-doc-container {
        border: none !important;
        box-shadow: none !important;
        width: 100% !important;
        height: auto !important;
        max-width: none !important;
    }
    .ai-doc-header, .ai-sidebar, .ai-editor-toolbar, .ai-floating-trigger {
        display: none !important;
    }
    .ai-editor-pane {
        background: #ffffff !important;
    }
    .ai-pages-stage {
        padding: 0 !important;
        background: #ffffff !important;
    }
    .ai-paper-sheet {
        box-shadow: none !important;
        width: 100% !important;
        padding: 10mm !important;
        margin: 0 !important;
    }
}

@media (max-width: 960px) {
    .ai-doc-body {
        grid-template-columns: 1fr;
        grid-template-rows: 300px 1fr;
    }
}