/* ============================================================
   CENESAM Academy — Identidad Visual Base
   Versión 1.0.0
   ============================================================ */

/* ---- Variables de diseño ---------------------------------- */
:root {
    --c-verde-oscuro:  #1a3d2b;
    --c-verde-medio:   #2d7a4f;
    --c-verde-claro:   #4caf7d;
    --c-verde-suave:   #e8f5ee;
    --c-blanco:        #ffffff;
    --c-gris-claro:    #f5f6f7;
    --c-gris-medio:    #e0e0e0;
    --c-gris-texto:    #555555;
    --c-texto:         #1a1a1a;
    --c-dorado:        #c9a84c;
    --c-rojo:          #e53935;
    --c-wa:            #25D366;

    --radio:           8px;
    --radio-grande:    16px;
    --sombra:          0 4px 20px rgba(0,0,0,0.10);
    --sombra-suave:    0 2px 8px rgba(0,0,0,0.07);
    --transicion:      all 0.25s ease;

    --max-ancho:       1200px;
    --padding-seccion: 80px 0;
}

/* ---- Reset mínimo ----------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

img { max-width: 100%; height: auto; display: block; }

/* ---- Contenedor base -------------------------------------- */
.cenesam-container {
    max-width: var(--max-ancho);
    margin: 0 auto;
    padding: 0 24px;
}

/* ---- Tipografía base -------------------------------------- */
.cenesam-titulo-seccion {
    font-size: clamp(24px, 4vw, 36px);
    font-weight: 700;
    color: var(--c-verde-oscuro);
    text-align: center;
    margin-bottom: 12px;
    line-height: 1.2;
}

.cenesam-subtitulo-seccion {
    font-size: clamp(15px, 2vw, 18px);
    color: var(--c-gris-texto);
    text-align: center;
    max-width: 640px;
    margin: 0 auto 48px;
    line-height: 1.6;
}

/* ============================================================
   BOTONES
   ============================================================ */
.cenesam-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transicion);
    line-height: 1.3;
    white-space: nowrap;
}

.cenesam-btn--grande { padding: 16px 36px; font-size: 16px; }

.cenesam-btn--primario {
    background: var(--c-verde-oscuro);
    color: var(--c-blanco);
    border-color: var(--c-verde-oscuro);
}
.cenesam-btn--primario:hover {
    background: var(--c-verde-medio);
    border-color: var(--c-verde-medio);
    color: var(--c-blanco);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26,61,43,0.3);
}

.cenesam-btn--secundario {
    background: transparent;
    color: var(--c-verde-oscuro);
    border-color: var(--c-verde-oscuro);
}
.cenesam-btn--secundario:hover {
    background: var(--c-verde-oscuro);
    color: var(--c-blanco);
}

.cenesam-btn--claro {
    background: rgba(255,255,255,0.15);
    color: var(--c-blanco);
    border-color: rgba(255,255,255,0.5);
    backdrop-filter: blur(4px);
}
.cenesam-btn--claro:hover {
    background: var(--c-blanco);
    color: var(--c-verde-oscuro);
    border-color: var(--c-blanco);
}

.cenesam-btn--wa {
    background: var(--c-wa);
    color: var(--c-blanco);
    border-color: var(--c-wa);
}
.cenesam-btn--wa:hover {
    background: #1da851;
    border-color: #1da851;
    color: var(--c-blanco);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37,211,102,0.4);
}

/* ============================================================
   BOTÓN FLOTANTE WHATSAPP
   ============================================================ */
.cenesam-wa-flotante {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 60px;
    height: 60px;
    background: var(--c-wa);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37,211,102,0.5);
    z-index: 9999;
    transition: var(--transicion);
    text-decoration: none;
}
.cenesam-wa-flotante:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37,211,102,0.6);
}
.cenesam-wa-flotante::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--c-wa);
    animation: cenesam-wa-pulse 2.5s ease-out infinite;
    z-index: -1;
}
@keyframes cenesam-wa-pulse {
    0%   { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(1.8); opacity: 0; }
}

/* ============================================================
   HERO PRINCIPAL
   ============================================================ */
.cenesam-hero {
    position: relative;
    min-height: 88vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--c-verde-oscuro) 0%, #0d2219 60%, #1a3d2b 100%);
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.cenesam-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(26,61,43,0.92) 0%,
        rgba(13,34,25,0.80) 100%
    );
}

.cenesam-hero-contenido {
    position: relative;
    z-index: 2;
    max-width: var(--max-ancho);
    margin: 0 auto;
    padding: 60px 24px;
    color: var(--c-blanco);
}

.cenesam-hero-etiqueta {
    display: inline-block;
    background: rgba(76,175,125,0.2);
    border: 1px solid rgba(76,175,125,0.4);
    color: var(--c-verde-claro);
    padding: 6px 16px;
    border-radius: 24px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.cenesam-hero-titulo {
    font-size: clamp(28px, 5vw, 56px);
    font-weight: 800;
    line-height: 1.15;
    max-width: 700px;
    margin: 0 0 20px;
    color: var(--c-blanco);
}

.cenesam-hero-titulo em {
    color: var(--c-verde-claro);
    font-style: normal;
}

.cenesam-hero-subtitulo {
    font-size: clamp(16px, 2vw, 20px);
    line-height: 1.6;
    max-width: 580px;
    color: rgba(255,255,255,0.85);
    margin-bottom: 36px;
}

.cenesam-hero-botones {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.cenesam-hero-stats {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 28px;
}

.cenesam-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.cenesam-stat strong {
    font-size: 22px;
    font-weight: 700;
    color: var(--c-verde-claro);
}
.cenesam-stat span {
    font-size: 13px;
    color: rgba(255,255,255,0.7);
}

/* ============================================================
   BENEFICIOS
   ============================================================ */
.cenesam-beneficios {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    padding: var(--padding-seccion);
    max-width: var(--max-ancho);
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}

.cenesam-beneficio-card {
    background: var(--c-blanco);
    border: 1px solid var(--c-gris-medio);
    border-radius: var(--radio-grande);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transicion);
    box-shadow: var(--sombra-suave);
}
.cenesam-beneficio-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--sombra);
    border-color: var(--c-verde-claro);
}

.cenesam-beneficio-icono {
    font-size: 40px;
    display: block;
    margin-bottom: 16px;
}
.cenesam-beneficio-titulo {
    font-size: 17px;
    font-weight: 700;
    color: var(--c-verde-oscuro);
    margin: 0 0 8px;
}
.cenesam-beneficio-desc {
    font-size: 14px;
    color: var(--c-gris-texto);
    line-height: 1.5;
    margin: 0;
}

/* ============================================================
   ÁREAS DE FORMACIÓN
   ============================================================ */
.cenesam-areas {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
    max-width: var(--max-ancho);
    margin: 0 auto;
    padding: 0 24px 60px;
}

.cenesam-area-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 28px 20px;
    background: var(--c-blanco);
    border: 1px solid var(--c-gris-medio);
    border-radius: var(--radio-grande);
    text-decoration: none;
    transition: var(--transicion);
    box-shadow: var(--sombra-suave);
    text-align: center;
}
.cenesam-area-card:hover {
    background: var(--c-verde-oscuro);
    border-color: var(--c-verde-oscuro);
    color: var(--c-blanco);
    transform: translateY(-4px);
    box-shadow: var(--sombra);
}
.cenesam-area-icono { font-size: 36px; }
.cenesam-area-titulo {
    font-size: 14px;
    font-weight: 600;
    color: var(--c-verde-oscuro);
    line-height: 1.4;
}
.cenesam-area-card:hover .cenesam-area-titulo {
    color: var(--c-blanco);
}

/* ============================================================
   SECCIÓN WEBINAR
   ============================================================ */
.cenesam-webinar-seccion {
    background: var(--c-gris-claro);
    padding: var(--padding-seccion);
}

.cenesam-webinar-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

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

.cenesam-badge {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 24px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}
.cenesam-badge--rojo {
    background: rgba(229,57,53,0.1);
    color: var(--c-rojo);
    border: 1px solid rgba(229,57,53,0.3);
}

.cenesam-video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    border-radius: var(--radio-grande);
    overflow: hidden;
    box-shadow: var(--sombra);
}
.cenesam-video-wrapper iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.cenesam-video-placeholder {
    aspect-ratio: 16/9;
    background: var(--c-verde-oscuro);
    border-radius: var(--radio-grande);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--c-blanco);
    font-size: 24px;
}
.cenesam-video-placeholder small {
    font-size: 13px;
    opacity: 0.7;
    text-align: center;
    padding: 0 16px;
}
.cenesam-video-placeholder small a {
    color: inherit;
}

.cenesam-webinar-titulo {
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 700;
    color: var(--c-verde-oscuro);
    margin: 0 0 20px;
    line-height: 1.3;
}

.cenesam-webinar-lista {
    list-style: none;
    padding: 0;
    margin: 0 0 28px;
}
.cenesam-webinar-lista li {
    padding: 8px 0;
    font-size: 15px;
    color: var(--c-texto);
    border-bottom: 1px solid var(--c-gris-medio);
    display: flex;
    align-items: center;
    gap: 8px;
}

.cenesam-webinar-botones {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.cenesam-webinar-beneficios-mini {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.cenesam-webinar-beneficios-mini span {
    font-size: 13px;
    color: var(--c-gris-texto);
    background: var(--c-blanco);
    padding: 6px 12px;
    border-radius: 24px;
    border: 1px solid var(--c-gris-medio);
}

/* ============================================================
   CÓMO FUNCIONA
   ============================================================ */
.cenesam-pasos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0;
    max-width: var(--max-ancho);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
}

.cenesam-pasos::before {
    content: '';
    position: absolute;
    top: 32px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: var(--c-verde-claro);
    opacity: 0.3;
    z-index: 0;
}

.cenesam-paso {
    text-align: center;
    padding: 24px 20px;
    position: relative;
    z-index: 1;
}

.cenesam-paso-num {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--c-verde-oscuro);
    color: var(--c-blanco);
    font-size: 22px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 4px 16px rgba(26,61,43,0.3);
}

.cenesam-paso-titulo {
    font-size: 16px;
    font-weight: 700;
    color: var(--c-verde-oscuro);
    margin: 0 0 8px;
}
.cenesam-paso-desc {
    font-size: 14px;
    color: var(--c-gris-texto);
    line-height: 1.5;
    margin: 0;
}

/* ============================================================
   CTA FINAL
   ============================================================ */
.cenesam-cta-bloque {
    background: var(--c-verde-oscuro);
    color: var(--c-blanco);
    text-align: center;
    padding: 72px 24px;
}
.cenesam-cta-titulo {
    font-size: clamp(24px, 4vw, 40px);
    font-weight: 800;
    margin: 0 0 16px;
    color: var(--c-blanco);
}
.cenesam-cta-subtitulo {
    font-size: clamp(15px, 2vw, 18px);
    color: rgba(255,255,255,0.8);
    max-width: 580px;
    margin: 0 auto 36px;
    line-height: 1.6;
}
.cenesam-cta-botones {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================================
   FAQ
   ============================================================ */
.cenesam-faq {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 24px;
}

.cenesam-faq-item {
    border-bottom: 1px solid var(--c-gris-medio);
}

.cenesam-faq-pregunta {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 20px 0;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: var(--c-verde-oscuro);
    text-align: left;
    transition: var(--transicion);
}
.cenesam-faq-pregunta:hover { color: var(--c-verde-medio); }

.cenesam-faq-icono {
    font-size: 22px;
    font-weight: 300;
    color: var(--c-verde-medio);
    flex-shrink: 0;
    transition: transform 0.2s ease;
}
.cenesam-faq-pregunta[aria-expanded="true"] .cenesam-faq-icono {
    transform: rotate(45deg);
}

.cenesam-faq-respuesta {
    padding-bottom: 20px;
}
.cenesam-faq-respuesta p {
    color: var(--c-gris-texto);
    line-height: 1.7;
    margin: 0;
    font-size: 15px;
}

/* ============================================================
   BLOQUE DE PAGOS MANUALES
   ============================================================ */
.cenesam-pagos-bloque {
    background: var(--c-blanco);
    border: 1px solid var(--c-gris-medio);
    border-radius: var(--radio-grande);
    padding: 32px;
    max-width: 640px;
    margin: 0 auto;
    box-shadow: var(--sombra-suave);
}

.cenesam-pagos-titulo {
    font-size: 20px;
    font-weight: 700;
    color: var(--c-verde-oscuro);
    margin: 0 0 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--c-verde-suave);
}

.cenesam-pago-metodo {
    background: var(--c-gris-claro);
    border: 1px solid var(--c-gris-medio);
    border-radius: var(--radio);
    padding: 20px;
    margin-bottom: 16px;
}

.cenesam-pago-metodo-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.cenesam-pago-metodo-icono {
    font-size: 24px;
}

.cenesam-pago-metodo-nombre {
    font-size: 16px;
    font-weight: 700;
    color: var(--c-verde-oscuro);
    margin: 0;
}

.cenesam-pago-dato {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid var(--c-gris-medio);
    font-size: 14px;
}
.cenesam-pago-dato:last-of-type { border-bottom: none; }

.cenesam-pago-dato-label {
    color: var(--c-gris-texto);
    font-size: 13px;
    flex-shrink: 0;
}
.cenesam-pago-dato-valor {
    font-weight: 600;
    color: var(--c-texto);
    font-family: monospace;
    font-size: 14px;
}

.cenesam-btn-copiar {
    background: var(--c-verde-oscuro);
    color: var(--c-blanco);
    border: none;
    border-radius: 4px;
    padding: 4px 10px;
    font-size: 12px;
    cursor: pointer;
    transition: var(--transicion);
    flex-shrink: 0;
}
.cenesam-btn-copiar:hover { background: var(--c-verde-medio); }
.cenesam-btn-copiar.copiado { background: var(--c-verde-claro); }

.cenesam-pagos-aviso {
    background: rgba(201,168,76,0.1);
    border: 1px solid rgba(201,168,76,0.3);
    border-radius: var(--radio);
    padding: 14px 16px;
    font-size: 13px;
    color: #7a6020;
    margin: 20px 0;
    line-height: 1.5;
}

.cenesam-pagos-acciones {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 20px;
}

/* ============================================================
   VALIDADOR DE CERTIFICADOS
   ============================================================ */
.cenesam-validador {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 24px;
}

.cenesam-validador-form {
    background: var(--c-blanco);
    border: 1px solid var(--c-gris-medio);
    border-radius: var(--radio-grande);
    padding: 32px;
    box-shadow: var(--sombra-suave);
    margin-bottom: 24px;
}

.cenesam-validador-label {
    display: block;
    font-weight: 600;
    color: var(--c-verde-oscuro);
    margin-bottom: 8px;
    font-size: 15px;
}

.cenesam-validador-input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--c-gris-medio);
    border-radius: var(--radio);
    font-size: 16px;
    font-family: monospace;
    color: var(--c-texto);
    transition: var(--transicion);
    margin-bottom: 16px;
}
.cenesam-validador-input:focus {
    outline: none;
    border-color: var(--c-verde-medio);
    box-shadow: 0 0 0 3px rgba(45,122,79,0.15);
}

.cenesam-validador-btn {
    width: 100%;
    padding: 14px;
    background: var(--c-verde-oscuro);
    color: var(--c-blanco);
    border: none;
    border-radius: var(--radio);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transicion);
}
.cenesam-validador-btn:hover { background: var(--c-verde-medio); }

.cenesam-cert-resultado {
    border-radius: var(--radio-grande);
    padding: 28px;
    margin-bottom: 24px;
}

.cenesam-cert-valido {
    background: var(--c-verde-suave);
    border: 2px solid var(--c-verde-claro);
}
.cenesam-cert-invalido {
    background: #fde8e8;
    border: 2px solid #e57373;
}

.cenesam-cert-estado {
    font-size: 20px;
    font-weight: 800;
    color: var(--c-verde-oscuro);
    margin: 0 0 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.cenesam-cert-invalido .cenesam-cert-estado { color: #c0392b; }

.cenesam-cert-tabla {
    width: 100%;
    border-collapse: collapse;
}
.cenesam-cert-tabla tr { border-bottom: 1px solid rgba(0,0,0,0.06); }
.cenesam-cert-tabla tr:last-child { border-bottom: none; }
.cenesam-cert-tabla td { padding: 10px 0; font-size: 14px; }
.cenesam-cert-tabla td:first-child {
    color: var(--c-gris-texto);
    width: 160px;
    font-weight: 500;
}
.cenesam-cert-tabla td:last-child {
    font-weight: 600;
    color: var(--c-texto);
}
.cenesam-cert-codigo { font-family: monospace; font-size: 15px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
    :root { --padding-seccion: 48px 0; }

    .cenesam-hero { min-height: 70vh; }
    .cenesam-hero-botones { flex-direction: column; }
    .cenesam-hero-stats { gap: 20px; }

    .cenesam-pasos::before { display: none; }

    .cenesam-cta-botones { flex-direction: column; align-items: center; }

    .cenesam-webinar-botones { flex-direction: column; }

    .cenesam-pagos-acciones { flex-direction: column; }

    .cenesam-wa-flotante { bottom: 16px; right: 16px; width: 52px; height: 52px; }
}

@media (max-width: 480px) {
    .cenesam-btn--grande { padding: 14px 24px; font-size: 15px; }
    .cenesam-beneficios { grid-template-columns: 1fr; }
    .cenesam-areas { grid-template-columns: repeat(2, 1fr); }
}