/* Mejora visual global: no cambia consultas, sesiones ni registros. */
html {
    scroll-behavior: smooth;
}

body {
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    background:
        radial-gradient(circle at 10% 20%, rgba(56, 189, 248, .18), transparent 28%),
        radial-gradient(circle at 88% 18%, rgba(34, 197, 94, .14), transparent 26%),
        radial-gradient(circle at 50% 94%, rgba(245, 158, 11, .13), transparent 28%);
    animation: fondoPanelVivo 14s ease-in-out infinite alternate;
}

body.modo-claro::before {
    background:
        radial-gradient(circle at 12% 18%, rgba(255, 255, 255, .60), transparent 26%),
        radial-gradient(circle at 88% 20%, rgba(253, 224, 71, .42), transparent 25%),
        radial-gradient(circle at 50% 92%, rgba(45, 212, 191, .36), transparent 28%);
}

body::after {
    content: "";
    position: fixed;
    width: 460px;
    height: 460px;
    right: -190px;
    top: 18%;
    pointer-events: none;
    z-index: -1;
    border-radius: 999px;
    background:
        radial-gradient(circle, rgba(168, 85, 247, .23), transparent 66%),
        radial-gradient(circle at 30% 35%, rgba(20, 184, 166, .16), transparent 45%);
    filter: blur(1px);
    animation: esferaPanelViva 18s ease-in-out infinite alternate;
}

body.modo-claro::after {
    background:
        radial-gradient(circle, rgba(244, 114, 182, .24), transparent 66%),
        radial-gradient(circle at 28% 36%, rgba(251, 191, 36, .22), transparent 45%);
}

.card,
.panel,
.caja,
.contenedor,
.tabla-card,
.resumen-card,
.filtro-card,
.bloque,
.bloque-vivo,
.formulario,
.form-card,
.curso-card,
.asignacion-card,
.tarea-card,
.estudiante-card,
.apoderado-card,
.docente-card,
.unidad-card,
.detalle-card,
.dashboard-card,
.stat-card,
.modal-contenido,
.modal-content,
section[class*="card"],
div[class*="card"] {
    transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease, background .24s ease;
}

.card:hover,
.panel:hover,
.tabla-card:hover,
.resumen-card:hover,
.filtro-card:hover,
.curso-card:hover,
.asignacion-card:hover,
.tarea-card:hover,
.estudiante-card:hover,
.apoderado-card:hover,
.docente-card:hover,
.unidad-card:hover,
.detalle-card:hover,
.dashboard-card:hover,
.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 24px 60px rgba(0, 0, 0, .22);
}

a[class*="btn"],
button,
.btn,
.accion,
.boton,
.btn-login,
.btn-tema,
.btn-volver,
input[type="submit"],
input[type="button"] {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    transition: transform .22s ease, filter .22s ease, box-shadow .22s ease, border-color .22s ease;
}

a[class*="btn"]:hover,
button:hover,
.btn:hover,
.accion:hover,
.boton:hover,
.btn-login:hover,
.btn-tema:hover,
.btn-volver:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
    transform: translateY(-2px);
    filter: brightness(.92) saturate(1.08);
    box-shadow: 0 0 0 1px rgba(255,255,255,.35), 0 0 24px rgba(56, 189, 248, .22), 0 16px 32px rgba(0,0,0,.20);
}

a[class*="btn"]:active,
button:active,
.btn:active,
.accion:active,
.boton:active,
.btn-login:active,
.btn-tema:active,
.btn-volver:active,
input[type="submit"]:active,
input[type="button"]:active {
    transform: translateY(0) scale(.98);
    filter: brightness(.74) saturate(1.08);
}

.ripple-panel {
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 999px;
    pointer-events: none;
    background: rgba(255, 255, 255, .48);
    transform: translate(-50%, -50%) scale(0);
    animation: ripplePanel .62s ease-out forwards;
    z-index: -1;
}

.panel-dinamico-chip {
    position: fixed;
    top: 14px;
    right: 18px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    max-width: min(360px, calc(100vw - 36px));
    padding: 12px 16px;
    border-radius: 999px;
    color: #fff;
    font-weight: 900;
    letter-spacing: .01em;
    background: linear-gradient(135deg, rgba(14, 165, 233, .92), rgba(34, 197, 94, .92));
    box-shadow: 0 16px 38px rgba(0, 0, 0, .22), 0 0 28px rgba(45, 212, 191, .30);
    border: 1px solid rgba(255, 255, 255, .28);
    z-index: 999;
    animation: chipEntrada .58s ease both, chipPulso 3.8s ease-in-out infinite;
}

.panel-dinamico-chip .chip-punto {
    width: 11px;
    height: 11px;
    border-radius: 999px;
    background: #dcfce7;
    box-shadow: 0 0 16px rgba(220, 252, 231, .95);
    flex: 0 0 auto;
}

body.modo-claro .panel-dinamico-chip {
    background: linear-gradient(135deg, rgba(124, 58, 237, .94), rgba(249, 115, 22, .94));
    box-shadow: 0 16px 38px rgba(124, 58, 237, .20), 0 0 28px rgba(249, 115, 22, .26);
}

body.panel-dinamico-listo .card,
body.panel-dinamico-listo .panel,
body.panel-dinamico-listo .tabla-card,
body.panel-dinamico-listo .resumen-card,
body.panel-dinamico-listo .filtro-card,
body.panel-dinamico-listo .curso-card,
body.panel-dinamico-listo .asignacion-card,
body.panel-dinamico-listo .tarea-card,
body.panel-dinamico-listo .estudiante-card,
body.panel-dinamico-listo .apoderado-card,
body.panel-dinamico-listo .docente-card,
body.panel-dinamico-listo .unidad-card,
body.panel-dinamico-listo .detalle-card,
body.panel-dinamico-listo .dashboard-card,
body.panel-dinamico-listo .stat-card,
body.panel-dinamico-listo main > section,
body.panel-dinamico-listo .acciones-grid > *,
body.panel-dinamico-listo .cursos-grid > *,
body.panel-dinamico-listo .hijos-grid > * {
    animation: panelElementoEntrada .52s ease both;
}

body.panel-dinamico-listo .acciones-grid > *:nth-child(2n),
body.panel-dinamico-listo .cursos-grid > *:nth-child(2n),
body.panel-dinamico-listo .hijos-grid > *:nth-child(2n) {
    animation-delay: .06s;
}

body.panel-dinamico-listo .acciones-grid > *:nth-child(3n),
body.panel-dinamico-listo .cursos-grid > *:nth-child(3n),
body.panel-dinamico-listo .hijos-grid > *:nth-child(3n) {
    animation-delay: .11s;
}

input,
select,
textarea {
    transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease, background .22s ease;
}

input:focus,
select:focus,
textarea:focus {
    transform: translateY(-1px);
    box-shadow: 0 0 0 4px rgba(56, 189, 248, .16);
}

table {
    border-collapse: separate;
    border-spacing: 0;
}

tbody tr {
    transition: background .18s ease, transform .18s ease;
}

tbody tr:hover {
    background: rgba(56, 189, 248, .08);
}

.alerta,
.mensaje,
.msg,
.success,
.error,
.aviso {
    animation: avisoEntrada .45s ease both;
}

.badge,
.estado,
.chip,
.pill,
.literal,
.promedio,
.nota-badge {
    transition: transform .2s ease, box-shadow .2s ease;
}

.badge:hover,
.estado:hover,
.chip:hover,
.pill:hover,
.literal:hover,
.promedio:hover,
.nota-badge:hover {
    transform: scale(1.04);
}

@keyframes fondoPanelVivo {
    from {
        transform: translate3d(0, 0, 0) scale(1);
        opacity: .92;
    }
    to {
        transform: translate3d(18px, -18px, 0) scale(1.04);
        opacity: 1;
    }
}

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

@keyframes esferaPanelViva {
    from {
        transform: translate3d(0, 0, 0) scale(1);
        opacity: .78;
    }
    to {
        transform: translate3d(-48px, 54px, 0) scale(1.13);
        opacity: 1;
    }
}

@keyframes panelElementoEntrada {
    from {
        opacity: 0;
        transform: translateY(14px) scale(.985);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes ripplePanel {
    to {
        opacity: 0;
        transform: translate(-50%, -50%) scale(18);
    }
}

@keyframes chipEntrada {
    from {
        opacity: 0;
        transform: translateY(-10px) scale(.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes chipPulso {
    0%, 100% {
        filter: saturate(1);
    }
    50% {
        filter: saturate(1.18) brightness(1.05);
    }
}

@media (max-width: 760px) {
    .panel-dinamico-chip {
        position: static;
        margin: 12px auto;
        width: fit-content;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
        scroll-behavior: auto !important;
    }
}