/* Inter alojada localmente: la tipografía no envía solicitudes a Google. */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('vendor/inter-400.ttf') format('truetype')}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url('vendor/inter-500.ttf') format('truetype')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('vendor/inter-600.ttf') format('truetype')}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('vendor/inter-700.ttf') format('truetype')}
@font-face{font-family:'Inter';font-style:normal;font-weight:800;font-display:swap;src:url('vendor/inter-800.ttf') format('truetype')}

/* ==========================================================================
   VARIABLES GLOBALES (Paleta SaaS Moderna)
   ========================================================================== */
:root {
    /* Fondos y Superficies */
    --bg-app: #f8fafc;
    --bg-card: #ffffff;
    --bg-chat: #f1f5f9;
    
    /* Texto */
    --text-main: #0f172a;
    --text-muted: #64748b;
    
    /* Colores Principales / Botones */
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --primary-light: #eff6ff;
    
    /* Acentos por Rol */
    --ia: #0d9488;         /* Teal */
    --ia-light: #f0fdfa;
    --ia-border: #ccfbf1;
    
    --docente: #ea580c;    /* Orange */
    --docente-light: #fff7ed;
    --docente-border: #ffedd5;
    
    --alumno: #2563eb;     /* Blue */
    --alumno-light: #eff6ff;
    --alumno-border: #dbeafe;
    
    /* Utilidades */
    --success: #16a34a;
    --success-light: #f0fdf4;
    --warning: #eab308;
    --warning-light: #fefce8;
    --danger: #ef4444;
    --danger-light: #fef2f2;
    
    /* Bordes y Sombras */
    --border: #e2e8f0;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

/* ==========================================================================
   RESET Y TIPOGRAFÍA
   ========================================================================== */
* { box-sizing: border-box; }
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-app);
    color: var(--text-main);
    margin: 0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    margin-top: 0;
    color: var(--text-main);
}
.text-muted { color: var(--text-muted); font-size: 0.9rem; }

/* ==========================================================================
   ESTRUCTURA (LAYOUT)
   ========================================================================== */
.page {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

.box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.2s ease-in-out;
}
.box:hover { box-shadow: var(--shadow-md); }

.evidencia-etapa {
    border: 1px solid var(--border);
    border-left: 5px solid #94a3b8;
    border-radius: var(--radius-md);
    padding: 1.25rem;
    margin: 1rem 0;
    background: #fff;
}
.evidencia-etapa.completa {
    border-left-color: var(--success);
    background: linear-gradient(90deg, var(--success-light), #fff 22%);
}
.evidencia-etapa h3 { margin: .65rem 0 .25rem; }
.evidencia-etapa textarea { margin-bottom: .75rem; }
.evidencia-etapa textarea[readonly] { background: #f8fafc; color: var(--text-main); }

/* ==========================================================================
   PRESENTACIÓN DE CASOS Y CONSIGNAS
   ========================================================================== */
.caso-contenido {
    display: grid;
    gap: 0.75rem;
    color: var(--text-main);
}
.caso-contenido p {
    margin: 0;
    line-height: 1.7;
}
.caso-subtitulo {
    margin: 0.65rem 0 0.15rem 0;
    padding-left: 0.75rem;
    border-left: 4px solid var(--primary);
    color: var(--primary);
    font-size: 1rem;
}
.caso-lista {
    margin: 0.15rem 0 0.25rem 0;
    padding: 0.75rem 1rem 0.75rem 2.1rem;
    background: var(--bg-chat);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}
.caso-lista li {
    margin-bottom: 0.45rem;
}
.caso-lista li:last-child {
    margin-bottom: 0;
}
.caso-destacado {
    background: var(--primary-light);
    border: 1px solid #bfdbfe;
    border-left: 5px solid var(--primary);
    border-radius: var(--radius-md);
    padding: 0.9rem 1rem;
    font-weight: 650;
    color: #1e3a8a;
}
.caso-alerta {
    background: var(--warning-light);
    border: 1px solid #fde68a;
    border-left: 5px solid var(--warning);
    border-radius: var(--radius-md);
    padding: 0.9rem 1rem;
    font-weight: 700;
    color: #854d0e;
}
.guia-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
}
.guia-table th,
.guia-table td {
    padding: 0.85rem;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}
.guia-table th {
    background: var(--bg-chat);
    color: var(--text-muted);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 0.78rem;
}
#caso-activo-card details,
.caso-activo-card details {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem;
}
#caso-activo-card summary,
.caso-activo-card summary {
    color: var(--primary);
    font-size: 1.05rem;
}

.header-panel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-card);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    margin-bottom: 2rem;
}

/* ==========================================================================
   NAVEGACIÓN RÁPIDA (Tarjetas Superiores)
   ========================================================================== */
.quick-nav {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}
.quick-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem;
    text-align: center;
    text-decoration: none;
    color: var(--text-main);
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}
.quick-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
    color: var(--primary);
}
.quick-card .icon { font-size: 1.5rem; }

/* ==========================================================================
   DASHBOARD / RESUMEN (Grillas de estadísticas)
   ========================================================================== */
.resumen-grid-v3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}
.resumen-card-v3 {
    background: var(--bg-app);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
}
.resumen-card-v3 span { font-size: 1.25rem; }
.resumen-card-v3 strong { font-size: 1.5rem; font-weight: 800; color: var(--text-main); line-height: 1.2; }
.resumen-card-v3 small { color: var(--text-muted); font-size: 0.8rem; font-weight: 500; }

/* ==========================================================================
   CHATS (Las Burbujas)
   ========================================================================== */
.comunicacion-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}
@media (max-width: 900px) { .comunicacion-2col { grid-template-columns: 1fr; } }

.chat-box {
    background: var(--bg-chat);
    border: inset 1px var(--border);
    border-radius: var(--radius-md);
    padding: 1rem;
    min-height: 350px;
    max-height: 450px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.chat-box::-webkit-scrollbar { width: 6px; }
.chat-box::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 8px; }

.msg {
    max-width: 85%;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-lg);
    font-size: 0.95rem;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    word-wrap: break-word;
}
/* Ajuste de burbujas tipo WhatsApp */
.msg.ia {
    align-self: flex-start;
    background: var(--ia-light);
    border: 1px solid var(--ia-border);
    border-bottom-left-radius: 4px;
}
.msg.docente {
    align-self: flex-start;
    background: var(--docente-light);
    border: 1px solid var(--docente-border);
    border-bottom-left-radius: 4px;
}
.msg.alumno {
    align-self: flex-end;
    background: var(--alumno-light);
    border: 1px solid var(--alumno-border);
    border-bottom-right-radius: 4px;
}

/* Colores de texto para los nombres */
.rol-ia { color: var(--ia); }
.rol-docente { color: var(--docente); }
.rol-alumno { color: var(--alumno); }

.chat-inputs {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
}

/* ==========================================================================
   FORMULARIOS, INPUTS Y BOTONES
   ========================================================================== */
input[type="text"], input[type="password"], input[type="number"], select, textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    background: var(--bg-card);
    color: var(--text-main);
    transition: all 0.2s ease;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

button, .button, .badge.btn-salir {
    padding: 0.75rem 1.25rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-block;
}
button:hover, .button:hover { background: var(--primary-hover); transform: translateY(-1px); }
button:active { transform: translateY(0); }
button:disabled { opacity: 0.6; cursor: not-allowed; }

button.secondary { background: var(--ia); }
button.secondary:hover { background: #0f766e; }
button.warning { background: var(--docente); }
button.warning:hover { background: #c2410c; }
button.ghost { background: transparent; color: var(--text-muted); border: 1px solid var(--border); }
button.ghost:hover { background: var(--bg-chat); color: var(--text-main); }
.btn-block { width: 100%; display: block; }

/* ==========================================================================
   ETIQUETAS Y ALERTAS (Badges)
   ========================================================================== */
.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--border);
    color: var(--text-muted);
}
.badge.ia { background: var(--ia-light); color: var(--ia); border: 1px solid var(--ia-border); }
.badge.docente { background: var(--docente-light); color: var(--docente); border: 1px solid var(--docente-border); }
.badge.alumno { background: var(--alumno-light); color: var(--alumno); border: 1px solid var(--alumno-border); }

.alert {
    padding: 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}
.alert.danger { background: var(--danger-light); color: #991b1b; border: 1px solid #fecaca; }
.alert.info { background: var(--primary-light); color: #1e40af; border: 1px solid #bfdbfe; }

/* ==========================================================================
   ANIMACIONES (Typing IA)
   ========================================================================== */
.typing {
    display: flex;
    gap: 4px;
    align-items: center;
    padding: 0.5rem 1rem;
    background: var(--ia-light);
    border-radius: var(--radius-md);
    border-bottom-left-radius: 4px;
    width: fit-content;
    color: var(--ia);
    font-size: 0.85rem;
    font-style: italic;
    align-self: flex-start;
}
.dot {
    width: 6px; height: 6px;
    background: var(--ia);
    border-radius: 50%;
    animation: blink 1.4s infinite both;
}
.dot:nth-child(2) { animation-delay: 0.2s; }
.dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink { 0%, 80%, 100% { opacity: 0.3; } 40% { opacity: 1; } }

/* ==========================================================================
   MARKDOWN FIXES (Dentro de las burbujas)
   ========================================================================== */
.markdown-body { font-size: 0.95rem; }
.markdown-body p { margin: 0 0 0.5rem 0; }
.markdown-body p:last-child { margin: 0; }
.markdown-body ul, .markdown-body ol { margin: 0.5rem 0; padding-left: 1.5rem; }
.markdown-body pre { background: rgba(0,0,0,0.05); padding: 0.5rem; border-radius: 4px; overflow-x: auto; }
.markdown-body code { font-family: monospace; font-size: 0.85rem; background: rgba(0,0,0,0.05); padding: 0.1rem 0.2rem; border-radius: 3px; }

/* ==========================================================================
   SISTEMA DE PESTAÑAS (TABS)
   ========================================================================== */
.pestana {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}
.pestana.activa {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

.quick-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    cursor: pointer; /* Cambiado a pointer porque ahora son botones */
}
.quick-card.activo {
    background: var(--primary);
    color: white;
    border-color: var(--primary-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.quick-card.activo .icon {
    filter: brightness(0) invert(1); /* Pone el icono blanco si es un emoji SVG */
}


/* ==========================================================================
   PRESENTACIÓN DE ENTREGAS
   ========================================================================== */
.entrega-formateada {
    display: grid;
    gap: 0.65rem;
    margin-top: 0.85rem;
    color: var(--text-main);
}
.entrega-formateada p {
    margin: 0;
    line-height: 1.65;
}
.entrega-subtitulo {
    margin: 0.85rem 0 0.1rem 0;
    padding: 0.45rem 0.7rem;
    border-left: 4px solid var(--success);
    background: rgba(46, 204, 113, 0.10);
    border-radius: 6px;
    color: #1f7a45;
    font-size: 1rem;
}
.entrega-label {
    padding: 0.55rem 0.7rem;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}
.entrega-meta {
    display: grid;
    gap: 0.4rem;
}
.entrega-meta p {
    margin: 0;
    line-height: 1.5;
}

/* ==========================================================================
   Trabajos cargados colapsable
   ========================================================================== */
.trabajos-colapsable-header {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    align-items: flex-start;
    flex-wrap: wrap;
}

.trabajos-colapsable-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.trabajos-colapsable-body {
    margin-top: 14px;
}

.trabajos-colapsable.cerrado .trabajos-colapsable-body {
    display: none;
}

@media (max-width: 720px) {
    .trabajos-colapsable-actions,
    .trabajos-colapsable-actions button {
        width: 100%;
    }
}

/* ==========================================================================
   Diagnóstico pedagógico elaborado
   ========================================================================== */
.diagnostico-bloque {
    margin-top: 1rem;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem;
}

.diagnostico-bloque.principal {
    border-left: 4px solid var(--docente);
}

.diagnostico-bloque.alertas {
    background: var(--warning-light);
    border-color: #fde68a;
}

.diagnostico-bloque strong {
    display: block;
    margin-bottom: 0.45rem;
}

.diagnostico-bloque p {
    margin: 0;
    white-space: pre-wrap;
    line-height: 1.65;
}

.diagnostico-bloque ul {
    margin: 0;
    padding-left: 1.25rem;
}

.diagnostico-bloque li {
    margin-bottom: 0.45rem;
}

.diagnostico-accion {
    display: block;
    width: 100%;
    text-align: left;
    margin-top: 0.5rem;
    line-height: 1.45;
}



/* ==========================================================================
   Orden de flujo docente
   ========================================================================== */
.flujo-docente-titulo {
    margin: 1.2rem 0 0.75rem;
    padding-top: 0.85rem;
    border-top: 1px solid var(--border);
    color: var(--text-main);
    font-size: 1.05rem;
}

#area-reporte > .flujo-docente-titulo:first-of-type {
    border-top: 0;
    padding-top: 0;
}

/* Etapas del estudiante: se recorren de izquierda a derecha */
.quick-nav.etapas { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.quick-nav.etapas .quick-card { position: relative; flex-direction: row; flex-wrap: wrap; justify-content: center; gap: .35rem .5rem; }
.quick-nav.etapas .quick-card small { flex-basis: 100%; font-weight: 400; font-size: .75rem; opacity: .85; }
.quick-nav.etapas .etapa-num { display: inline-flex; align-items: center; justify-content: center; width: 1.6rem; height: 1.6rem; border-radius: 50%; background: var(--primary); color: #fff; font-size: .85rem; }
.quick-nav.etapas .quick-card.activo .etapa-num { background: #fff; color: var(--primary); }
.quick-nav.etapas .quick-card.hecha::after { content: "✓"; position: absolute; top: .4rem; right: .6rem; color: var(--success); font-weight: 700; }
.quick-nav.etapas .quick-card.activo.hecha::after { color: #fff; }
.quick-nav.etapas .etapa-extra { border-style: dashed; }
.etapa-siguiente { display: flex; justify-content: flex-end; margin: 1rem 0 0; }

/* La clase en vivo (panel docente): una tarjeta por estudiante */
.tablero-clase { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: .75rem; }
.tarjeta-alumno { text-align: left; display: flex; flex-direction: column; gap: .4rem; padding: .8rem; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--bg-card); cursor: pointer; font: inherit; color: var(--text-main); }
.tarjeta-alumno:hover { border-color: var(--primary); }
.tarjeta-alumno.alerta { border-color: var(--docente); box-shadow: 0 0 0 2px rgba(234, 88, 12, .15); }
.tarjeta-cabecera { display: flex; justify-content: space-between; gap: .5rem; font-size: .85rem; }
.tarjeta-cabecera strong { overflow-wrap: anywhere; }
.tarjeta-ultimo { font-size: .85rem; color: var(--text-muted); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.tarjeta-senales { display: flex; flex-wrap: wrap; gap: .3rem; font-size: .75rem; }
.tarjeta-senales span { background: var(--bg-chat); border-radius: 999px; padding: .1rem .5rem; }
.tarjeta-senales .aviso { background: #fff7ed; color: #9a3412; }
.punto-partida-docente { margin-bottom: 1rem; }