/* app.css — Sistema visual "Acuarela de Cuentos"
   Paleta pastel arcoíris (durazno / rosa / lavanda / menta / cielo /
   amarillo) sobre el mismo esquema "cristal" (glassmorphism) que ya
   tenía el sitio, con bordes punteados tipo página de cuento y globos
   flotantes decorativos. Pensado para reflejar un espíritu alegre y
   juguetón, apropiado para atención infanto-familiar, sin perder
   legibilidad ni un mínimo de sobriedad profesional. */

@import url('https://fonts.googleapis.com/css2?family=Baloo+2:wght@500;600;700;800&family=Nunito:wght@400;600;700;800&family=Playfair+Display:wght@500;600;700&display=swap');

:root {
    /* Fondo y superficies */
    --bg-color: #fff8f2;
    --bg-color-2: #f6f0ff;
    --text-primary: #3b3245;
    --text-secondary: #6b6478;

    /* Acento principal: violeta cálido -> celeste (usado en botones
       "sólidos", foco de inputs, enlaces destacados, gradiente del
       nombre). Las tarjetas de CTA principales usan además la paleta
       pastel arcoíris completa vía clases Tailwind directas. */
    --accent-sky: #60a5fa;
    --accent-blue: #8b5cf6;
    --accent-blue-deep: #7c3aed;
    --accent-glow: rgba(124, 58, 237, 0.28);

    /* Paleta pastel arcoíris ("acuarela"), para acentos decorativos,
       globos flotantes y CTAs destacados */
    --pastel-durazno: #ffd8be;
    --pastel-rosa: #f9a8d4;
    --pastel-lavanda: #c4b5fd;
    --pastel-menta: #bbf0d8;
    --pastel-cielo: #93c5fd;
    --pastel-amarillo: #fde68a;

    /* Vidrio (glassmorphism claro) */
    --glass-bg: rgba(255, 255, 255, 0.5);
    --glass-bg-strong: rgba(255, 255, 255, 0.72);
    --glass-border: rgba(124, 58, 237, 0.18);
    --card-bg: rgba(255, 253, 251, 0.7);

    --primary-color: var(--accent-blue);
    --primary-hover: var(--accent-blue-deep);
    --secondary-color: transparent;
    --danger-color: #dc2626;
    --border-color: var(--glass-border);
}

* {
    box-sizing: border-box;
}

html, body {
    min-height: 100%;
}

body {
    background-color: #ffffff;
    background-image: none;
    color: var(--text-primary);
    font-family: 'Nunito', 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

/* Fondo blanco liso (sin degradado ni textura). */
body::before {
    content: none;
}

body::after {
    content: none;
}

.name-gradient {
    background: linear-gradient(100deg, #7c3aed 10%, #f9a8d4 35%, #60a5fa 65%, #7c3aed 90%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* ===== Identidad "logo elegante" (nombre + subtítulo centrados) =====
   Tipografía serif clásica para el nombre y subtítulo en mayúsculas
   rosa con tracking amplio, siguiendo el isotipo de referencia que
   Nazely ya usa en otros materiales. */
.name-elegante {
    font-family: 'Playfair Display', Georgia, 'Times New Roman', serif;
    color: #1e3a8a;
    font-weight: 600;
}

.subtitulo-elegante {
    font-family: 'Nunito', sans-serif;
    color: #b03d5e;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-weight: 700;
}

.subtitulo-elegante-secundario {
    font-family: 'Nunito', sans-serif;
    color: #b03d5e;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    opacity: 0.72;
}

.divisor-elegante {
    height: 1px;
    width: min(420px, 80%);
    margin: 14px auto 0;
    background: linear-gradient(90deg, transparent, #e3aebe 15%, #e3aebe 85%, transparent);
}

.card-container {
    background: var(--card-bg);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    border: 3px dashed var(--glass-border);
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 8px 32px rgba(124, 58, 237, 0.16), 0 0 0 1px rgba(255, 255, 255, 0.4) inset, 0 1px 0 rgba(255, 255, 255, 0.6) inset;
    width: 100%;
    max-width: 480px;
    text-align: center;
}

h1, h2, h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-weight: 700;
    font-family: 'Baloo 2', 'Nunito', sans-serif;
}

p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.input-rut {
    width: 100%;
    padding: 15px;
    font-size: 1.2rem;
    text-align: center;
    border: 2px solid var(--glass-border);
    border-radius: 14px;
    margin-bottom: 20px;
    outline: none;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    box-sizing: border-box;
    background: rgba(255, 255, 255, 0.6);
    color: var(--text-primary);
}

.input-rut:focus {
    border-color: var(--accent-sky);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.btn-primary {
    background: linear-gradient(115deg, var(--accent-blue-deep) 0%, var(--accent-blue) 55%, var(--accent-sky) 100%);
    color: #fffdfb;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.4);
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 16px;
    cursor: pointer;
    width: 100%;
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
    box-shadow: 0 10px 25px rgba(124, 58, 237, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-primary:hover {
    filter: brightness(1.08);
    box-shadow: 0 14px 32px rgba(139, 92, 246, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    color: var(--text-secondary);
    border: 2px dashed var(--glass-border);
    padding: 10px 20px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 14px;
    cursor: pointer;
    margin-top: 15px;
    transition: all 0.25s ease;
    width: 100%;
}

.btn-secondary:hover {
    background: var(--glass-bg-strong);
    color: var(--text-primary);
    border-color: var(--accent-sky);
}

.btn-admin {
    margin-top: 12px;
}

.btn-danger {
    background-color: var(--danger-color);
    color: #ffffff;
    border: none;
    padding: 12px 24px;
    border-radius: 14px;
    cursor: pointer;
    width: 100%;
    margin-top: 10px;
    font-weight: 600;
}

.alert-error {
    color: #b91c1c;
    background-color: rgba(254, 226, 226, 0.85);
    border: 1px solid rgba(248, 113, 113, 0.5);
    padding: 10px;
    border-radius: 14px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(59, 50, 69, 0.48);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(6px);
}

.modal-content {
    background: var(--card-bg);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 2px dashed var(--glass-border);
    padding: 40px;
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    text-align: left;
    box-shadow: 0 25px 50px -12px rgba(124, 58, 237, 0.3);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    float: right;
    color: var(--text-secondary);
}

/* Utilities */
.spacer { margin-top: 30px; }
.text-left { text-align: left; }
.flex-row { display: flex; gap: 10px; }
.w-50 { width: 50%; }

.admin-shell {
    max-width: 980px;
    text-align: left;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: flex-start;
    margin-bottom: 24px;
}

.admin-top-action {
    width: auto;
    min-width: 160px;
    margin-top: 0;
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.admin-panel {
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 18px;
    background: var(--card-bg);
    backdrop-filter: blur(16px);
}

.admin-fullwidth {
    margin-top: 16px;
}

.admin-select {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    margin-bottom: 12px;
    box-sizing: border-box;
    background: rgba(255, 255, 255, 0.55);
    color: var(--text-primary);
}

.admin-note {
    margin-top: 10px;
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.admin-table {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.admin-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 14px;
    align-items: center;
    background: var(--card-bg);
}

.admin-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

small {
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .admin-grid {
        grid-template-columns: 1fr;
    }

    .admin-header,
    .admin-row {
        flex-direction: column;
        align-items: stretch;
    }

    .admin-actions {
        justify-content: stretch;
    }

    .admin-actions .btn-secondary,
    .admin-actions .btn-danger {
        width: 100%;
    }
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}
.checkbox-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ===== BOTONES 3D CON ANIMACIONES ===== */
.btn-3d {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
    border-radius: 14px;
    padding: 12px 24px;
    border: none;
    cursor: pointer;
    transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    /* Sombra de profundidad inicial */
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 0 10px 15px rgba(0, 0, 0, 0.15);
    transform: translateY(0);
    user-select: none;
}

.btn-3d:active,
.btn-3d:focus {
    outline: none;
}

/* Press down effect: el botón baja al hacer clic */
.btn-3d:active {
    transform: translateY(2px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Hover: sombra más profunda y botón sube un poquito */
.btn-3d:hover:not(:active) {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15), 0 12px 20px rgba(0, 0, 0, 0.2);
}

.btn-3d-primary {
    background: linear-gradient(115deg, var(--accent-blue-deep) 0%, var(--accent-blue) 55%, var(--accent-sky) 100%);
    color: white;
}

.btn-3d-primary:hover {
    filter: brightness(1.1);
}

.btn-3d-secondary {
    background: rgba(255, 255, 255, 0.6);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-3d-secondary:hover {
    background: rgba(255, 255, 255, 0.8);
    border-color: var(--accent-blue);
}

.btn-3d-danger {
    background: linear-gradient(115deg, #dc2626 0%, #ef4444 100%);
    color: white;
}

.btn-3d-danger:hover {
    filter: brightness(1.1);
}

.btn-3d-success {
    background: linear-gradient(115deg, #059669 0%, #10b981 100%);
    color: white;
}

.btn-3d-success:hover {
    filter: brightness(1.1);
}

/* Feedback visual garantizado al presionar cualquier botón del sitio
   (la clase la agrega/quita js/common.js). Usa !important a propósito:
   es una clase de estado transitoria que debe ganarle siempre a los
   estilos propios de cada variante de botón (.btn-3d, .btn-primary,
   .btn-secondary, .btn-danger, .modal-close), incluso a las que no
   tenían ningún :active definido. */
button.presionado {
    transform: scale(0.96) !important;
    filter: brightness(0.9) !important;
    transition: transform 0.08s ease, filter 0.08s ease !important;
}

/* Spinner loading */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 3px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spinnerRotate 0.6s linear infinite;
}

@keyframes spinnerRotate {
    to { transform: rotate(360deg); }
}

/* ===== TOAST NOTIFICATIONS ===== */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 400px;
    pointer-events: none;
}

.toast {
    background: white;
    border-radius: 16px;
    padding: 16px 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    animation: toastSlideIn 0.3s ease-out forwards;
    pointer-events: auto;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(400px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toastSlideOut {
    to {
        opacity: 0;
        transform: translateX(400px);
    }
}

.toast.exit {
    animation: toastSlideOut 0.3s ease-in forwards;
}

.toast-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.toast-success {
    background: linear-gradient(135deg, #f0fdf4 0%, #e8f5e9 100%);
    color: #065f46;
    border-left: 4px solid #10b981;
}

.toast-error {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    color: #7f1d1d;
    border-left: 4px solid #ef4444;
}

.toast-info {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: #0c2d6b;
    border-left: 4px solid #0ea5e9;
}

/* ===== GLOBOS FLOTANTES (decoración) =====
   Contenedor fijo a pantalla completa, sin interceptar clics, con
   varios globos en colores pastel de la paleta que suben lentamente
   desde abajo con un balanceo lateral y se reinician en loop. Se
   agrega solo en las páginas orientadas al paciente/familia (no en
   las pantallas de trabajo administrativo). */
.globos-flotantes {
    position: fixed;
    inset: 0;
    z-index: 1;
    overflow: hidden;
    pointer-events: none;
}

.globo {
    position: absolute;
    bottom: -180px;
    width: 58px;
    height: 72px;
    border-radius: 50% 50% 50% 50% / 58% 58% 42% 42%;
    opacity: 0.8;
    animation-name: globoFlotar;
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
    box-shadow: inset -8px -10px 16px rgba(0, 0, 0, 0.06), inset 6px 8px 14px rgba(255, 255, 255, 0.55);
}

.globo::before {
    content: "";
    position: absolute;
    top: 14%;
    left: 22%;
    width: 30%;
    height: 22%;
    background: rgba(255, 255, 255, 0.55);
    border-radius: 50%;
    filter: blur(1px);
}

.globo::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    width: 1px;
    height: 68px;
    background: rgba(120, 100, 140, 0.35);
}

.globo-nudo {
    position: absolute;
    top: 97%;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 7px solid currentColor;
}

@keyframes globoFlotar {
    0%   { transform: translateY(0) translateX(0) rotate(-4deg); }
    25%  { transform: translateY(-30vh) translateX(18px) rotate(4deg); }
    50%  { transform: translateY(-58vh) translateX(-14px) rotate(-3deg); }
    75%  { transform: translateY(-84vh) translateX(10px) rotate(3deg); }
    100% { transform: translateY(-112vh) translateX(0) rotate(-4deg); }
}

.globo-1 { left: 4%;  background: var(--pastel-durazno); color: var(--pastel-durazno); animation-duration: 17s; animation-delay: 0s; }
.globo-2 { left: 14%; background: var(--pastel-lavanda); color: var(--pastel-lavanda); animation-duration: 20s; animation-delay: 4s; width: 48px; height: 60px; }
.globo-3 { left: 84%; background: var(--pastel-menta);   color: var(--pastel-menta);   animation-duration: 15s; animation-delay: 1.5s; }
.globo-4 { left: 92%; background: var(--pastel-cielo);   color: var(--pastel-cielo);   animation-duration: 22s; animation-delay: 6s; width: 52px; height: 66px; }
.globo-5 { left: 46%; background: var(--pastel-rosa);    color: var(--pastel-rosa);    animation-duration: 19s; animation-delay: 8s; width: 44px; height: 56px; }
.globo-6 { left: 68%; background: var(--pastel-amarillo);color: var(--pastel-amarillo);animation-duration: 16s; animation-delay: 2.5s; width: 40px; height: 50px; }
.globo-7 { left: 28%; background: var(--pastel-cielo);   color: var(--pastel-cielo);   animation-duration: 21s; animation-delay: 10s; width: 36px; height: 46px; }

/* En pantallas chicas se reduce la cantidad para no saturar la vista */
@media (max-width: 640px) {
    .globo-2, .globo-4, .globo-7 { display: none; }
}

/* =====================================================================
   Sistema unificado de botones — versión elegante con brillo animado
   (shimmer): fondo en degradado profundo según el rol de cada botón
   (azul = primario/neutro, rojo = eliminar/anular, verde =
   éxito/exportar), sin bordes gruesos ni relieve tallado, con un
   destello de luz que recorre el botón suavemente en bucle. Se aplica
   a TODOS los sistemas de botones ya existentes en el sitio
   (.btn-cristal*, .btn-primary/.btn-secondary/.btn-danger, .btn-3d-*)
   para que cada página del sitio herede el mismo tema automáticamente.
   ===================================================================== */
@keyframes btnShimmer {
    0% { transform: translateX(-160%) skewX(-20deg); }
    18% { transform: translateX(280%) skewX(-20deg); }
    100% { transform: translateX(280%) skewX(-20deg); }
}

/* --- Base compartida: comportamiento y forma del brillo --- */
.btn-cristal,
.btn-cristal-fino,
.btn-cristal-neutro,
.btn-cristal-neutro-fino,
.btn-cristal-peligro,
.btn-cristal-peligro-fino,
.btn-cristal-exito,
.btn-cristal-exito-fino,
.btn-primary,
.btn-secondary,
.btn-danger,
.btn-3d-primary,
.btn-3d-secondary,
.btn-3d-danger,
.btn-3d-success {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    cursor: pointer;
    border: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.btn-cristal::before,
.btn-cristal-fino::before,
.btn-cristal-neutro::before,
.btn-cristal-neutro-fino::before,
.btn-cristal-peligro::before,
.btn-cristal-peligro-fino::before,
.btn-cristal-exito::before,
.btn-cristal-exito-fino::before,
.btn-primary::before,
.btn-secondary::before,
.btn-danger::before,
.btn-3d-primary::before,
.btn-3d-secondary::before,
.btn-3d-danger::before,
.btn-3d-success::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 45%;
    height: 100%;
    transform: translateX(-160%) skewX(-20deg);
    pointer-events: none;
    z-index: 1;
    animation: btnShimmer 3.6s ease-in-out infinite;
}

.btn-cristal:hover,
.btn-cristal-fino:hover,
.btn-cristal-neutro:hover,
.btn-cristal-neutro-fino:hover,
.btn-cristal-peligro:hover,
.btn-cristal-peligro-fino:hover,
.btn-cristal-exito:hover,
.btn-cristal-exito-fino:hover,
.btn-primary:hover,
.btn-secondary:hover,
.btn-danger:hover,
.btn-3d-primary:hover,
.btn-3d-secondary:hover,
.btn-3d-danger:hover,
.btn-3d-success:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
}

.btn-cristal:active,
.btn-cristal-fino:active,
.btn-cristal-neutro:active,
.btn-cristal-neutro-fino:active,
.btn-cristal-peligro:active,
.btn-cristal-peligro-fino:active,
.btn-cristal-exito:active,
.btn-cristal-exito-fino:active,
.btn-primary:active,
.btn-secondary:active,
.btn-danger:active,
.btn-3d-primary:active,
.btn-3d-secondary:active,
.btn-3d-danger:active,
.btn-3d-success:active {
    transform: translateY(1px);
    filter: brightness(0.95);
}

@media (prefers-reduced-motion: reduce) {
    .btn-cristal::before,
    .btn-cristal-fino::before,
    .btn-cristal-neutro::before,
    .btn-cristal-neutro-fino::before,
    .btn-cristal-peligro::before,
    .btn-cristal-peligro-fino::before,
    .btn-cristal-exito::before,
    .btn-cristal-exito-fino::before,
    .btn-primary::before,
    .btn-secondary::before,
    .btn-danger::before,
    .btn-3d-primary::before,
    .btn-3d-secondary::before,
    .btn-3d-danger::before,
    .btn-3d-success::before {
        animation: none;
        display: none;
    }
}

/* --- Variante PRIMARIA / AZUL --- */
.btn-cristal,
.btn-cristal-fino,
.btn-primary,
.btn-3d-primary {
    color: #f0f6ff;
    text-shadow: 0 1px 3px rgba(4, 20, 60, 0.35);
    background: linear-gradient(135deg, #0d2a54 0%, #1c4a86 45%, #2f74c9 100%);
}

.btn-cristal::before,
.btn-cristal-fino::before,
.btn-primary::before,
.btn-3d-primary::before {
    background: linear-gradient(
        120deg,
        transparent 0%,
        rgba(255, 255, 255, 0.5) 45%,
        rgba(255, 255, 255, 0.85) 50%,
        rgba(255, 255, 255, 0.5) 55%,
        transparent 100%
    );
}

/* Estado "activo" (paneles desplegados, ej. info-toggle-btn abierto):
   tono más profundo para diferenciarlo del estado en reposo. */
.btn-cristal-fino.is-active {
    background: linear-gradient(135deg, #0a2246 0%, #163d70 45%, #2361aa 100%);
}

/* --- Variante NEUTRA (blanco/celeste claro) --- */
.btn-cristal-neutro,
.btn-cristal-neutro-fino,
.btn-secondary,
.btn-3d-secondary {
    color: #1c2c4d;
    text-shadow: 0 1px 1px rgba(255, 255, 255, 0.6);
    background: linear-gradient(135deg, #eef3fc 0%, #dbe6f7 55%, #c3d4ef 100%);
    border: 1px solid rgba(140, 165, 210, 0.35);
}

.btn-cristal-neutro::before,
.btn-cristal-neutro-fino::before,
.btn-secondary::before,
.btn-3d-secondary::before {
    background: linear-gradient(
        120deg,
        transparent 0%,
        rgba(74, 124, 209, 0.28) 45%,
        rgba(74, 124, 209, 0.45) 50%,
        rgba(74, 124, 209, 0.28) 55%,
        transparent 100%
    );
}

/* --- Variante PELIGRO (rojo) --- */
.btn-cristal-peligro,
.btn-cristal-peligro-fino,
.btn-danger,
.btn-3d-danger {
    color: #fff5f5;
    text-shadow: 0 1px 3px rgba(60, 4, 4, 0.35);
    background: linear-gradient(135deg, #5c0f0f 0%, #a01f1f 45%, #d63d3d 100%);
}

.btn-cristal-peligro::before,
.btn-cristal-peligro-fino::before,
.btn-danger::before,
.btn-3d-danger::before {
    background: linear-gradient(
        120deg,
        transparent 0%,
        rgba(255, 255, 255, 0.45) 45%,
        rgba(255, 255, 255, 0.75) 50%,
        rgba(255, 255, 255, 0.45) 55%,
        transparent 100%
    );
}

/* --- Variante ÉXITO (verde) --- */
.btn-cristal-exito,
.btn-cristal-exito-fino,
.btn-3d-success {
    color: #f2fff7;
    text-shadow: 0 1px 3px rgba(4, 50, 24, 0.35);
    background: linear-gradient(135deg, #0a3d1e 0%, #157a3d 45%, #26b262 100%);
}

.btn-cristal-exito::before,
.btn-cristal-exito-fino::before,
.btn-3d-success::before {
    background: linear-gradient(
        120deg,
        transparent 0%,
        rgba(255, 255, 255, 0.45) 45%,
        rgba(255, 255, 255, 0.75) 50%,
        rgba(255, 255, 255, 0.45) 55%,
        transparent 100%
    );
}

/* --- Tamaños: "grande" (CTA principal) vs "fino" (secundario/compacto) --- */
.btn-cristal,
.btn-primary,
.btn-cristal-neutro,
.btn-cristal-peligro,
.btn-cristal-exito {
    border-radius: 16px;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.btn-cristal-fino,
.btn-cristal-neutro-fino,
.btn-cristal-peligro-fino,
.btn-cristal-exito-fino,
.btn-secondary,
.btn-danger,
.btn-3d-primary,
.btn-3d-secondary,
.btn-3d-danger,
.btn-3d-success {
    border-radius: 10px;
    box-shadow: 0 6px 14px rgba(15, 23, 42, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

/* =====================================================================
   Botón "placa azul" — versión elegante con brillo animado (shimmer):
   fondo en degradado azul profundo, sin bordes ni adornos, con un
   destello de luz que recorre el botón suavemente en bucle (efecto
   "seda"/vidrio pulido). Llamativo por el movimiento sutil, no por
   recargar el diseño.
   ===================================================================== */
.btn-placa {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: #f0f6ff;
    background: linear-gradient(135deg, #0d2a54 0%, #1c4a86 45%, #2f74c9 100%);
    border: none;
    border-radius: 14px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    letter-spacing: 0.02em;
    box-shadow: 0 10px 24px rgba(13, 42, 84, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.15);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.btn-placa::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 45%;
    height: 100%;
    background: linear-gradient(
        120deg,
        transparent 0%,
        rgba(255, 255, 255, 0.5) 45%,
        rgba(255, 255, 255, 0.85) 50%,
        rgba(255, 255, 255, 0.5) 55%,
        transparent 100%
    );
    transform: translateX(-160%) skewX(-20deg);
    pointer-events: none;
    z-index: 1;
    animation: btnPlacaShimmer 3.6s ease-in-out infinite;
}

@keyframes btnPlacaShimmer {
    0% { transform: translateX(-160%) skewX(-20deg); }
    18% { transform: translateX(280%) skewX(-20deg); }
    100% { transform: translateX(280%) skewX(-20deg); }
}

.btn-placa:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(13, 42, 84, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.btn-placa:active {
    transform: translateY(1px);
    filter: brightness(0.95);
}

.btn-placa-fino {
    border-radius: 10px;
}

@media (prefers-reduced-motion: reduce) {
    .btn-placa::before {
        animation: none;
        display: none;
    }
}