/* Componentes UI y módulos */

/* Botones
   Los colores salen de variables: cada variante (o contexto) cambia solo las variables
   y .btn:hover aplica las --btn-hover-*, así no hace falta !important */
.btn {
    --btn-bg: var(--gradient-primary);
    --btn-color: var(--white);
    --btn-border: transparent;
    --btn-shadow: inset 0 -4px 10px #2d2d2d1a, inset 0 4px 12px #83170f1a, 0 4px 12px #83170f80;
    --btn-hover-bg: var(--white);
    --btn-hover-color: var(--primary);
    --btn-hover-border: var(--primary);
    --btn-hover-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.2);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-lg);
    font-weight: var(--fw-semibold);
    font-size: var(--fs-sm);
    border-radius: var(--radius-btn);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
    border: 2px solid var(--btn-border);
    color: var(--btn-color);
    background: var(--btn-bg);
    box-shadow: var(--btn-shadow);
}

.btn:hover {
    background: var(--btn-hover-bg);
    color: var(--btn-hover-color);
    border-color: var(--btn-hover-border);
    box-shadow: var(--btn-hover-shadow);
    transform: translateY(-2px);
}

.btn-whatsapp {
    --btn-bg: var(--whatsapp-strong);
    --btn-shadow: inset 0 -4px 10px #2d2d2d1a, inset 0 4px 12px #128c7e1a, 0 4px 12px rgba(var(--whatsapp-rgb), 0.5);
    --btn-hover-color: var(--whatsapp-strong);
    --btn-hover-border: var(--whatsapp-strong);
    --btn-hover-shadow: 0 4px 12px rgba(var(--whatsapp-rgb), 0.2);
}

/* Botón blanco sobre fondos rojos */
.btn-inverse {
    --btn-bg: var(--white);
    --btn-color: var(--primary);
    --btn-border: var(--white);
    --btn-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
    --btn-hover-bg: var(--neutral-900);
    --btn-hover-color: var(--white);
    --btn-hover-border: var(--neutral-900);
    --btn-hover-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
    font-weight: var(--fw-bold);
}

/* Botón con borde gris */
.btn-outline {
    --btn-border: var(--neutral-300);
}

/* hero secundario y botones glassmorfismo */
.btn-hero-secondary {
    --btn-bg: rgba(255, 255, 255, 0.12);
    --btn-color: var(--white);
    --btn-border: rgba(255, 255, 255, 0.85);
    --btn-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    --btn-hover-bg: rgba(255, 255, 255, 0.28);
    --btn-hover-color: var(--white);
    --btn-hover-border: #ffffff;
    --btn-hover-shadow: 0 6px 22px rgba(0, 0, 0, 0.4), inset 0 0 12px rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* Widget WhatsApp Flotante */
.whatsapp-float {
    position: fixed;
    bottom: var(--space-md);
    right: var(--space-md);
    width: 60px;
    height: 60px;
    background-color: var(--whatsapp);
    color: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    z-index: var(--z-whatsapp-float);
    transition: transform var(--transition-normal), background-color var(--transition-fast);
    animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
    background-color: #29AA52;
    transform: scale(1.1);
}

.whatsapp-float img {
    width: 32px;
    height: 32px;
}

/* Ícono de WhatsApp dentro de botones: usa el SVG como máscara para tomar el color del texto (currentColor) */
.icon-whatsapp {
    display: inline-block;
    width: 20px;
    height: 20px;
    background-color: currentColor;
    -webkit-mask: url('../assets/icons/whatsapp_icon.svg') center / contain no-repeat;
    mask: url('../assets/icons/whatsapp_icon.svg') center / contain no-repeat;
}

.icon-whatsapp-sm {
    width: 18px;
    height: 18px;
}

.icon-whatsapp-lg {
    width: 22px;
    height: 22px;
}

@keyframes whatsapp-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(var(--whatsapp-rgb), 0.5);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(var(--whatsapp-rgb), 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(var(--whatsapp-rgb), 0);
    }
}

/* Cards */
.card {
    background-color: var(--white);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--neutral-300);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.card .btn {
    margin-top: auto;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--neutral-500);
}

/* estilos del form */
.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    color: var(--neutral-800);
    margin-bottom: var(--space-xxs);
}

.form-control {
    width: 100%;
    padding: var(--space-sm);
    font-size: var(--fs-base);
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-sm);
    background-color: var(--white);
    color: var(--neutral-900);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px hsla(var(--clr-claro-red-hue), var(--clr-claro-red-sat), var(--clr-claro-red-lightness), 0.15);
}

/* estatus invalido */
.form-control.is-invalid {
    border-color: var(--error);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
    padding-right: calc(1.5em + 0.75rem);
}

.form-control.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.25);
}

.invalid-feedback {
    display: none;
    width: 100%;
    margin-top: var(--space-xxs);
    font-size: var(--fs-xs);
    color: var(--error);
    font-weight: var(--fw-medium);
}

.form-control.is-invalid ~ .invalid-feedback {
    display: block;
}

/* Animación Spinner para estados de carga */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.spinner {
    animation: spin 0.8s linear infinite !important;
    display: inline-block;
    vertical-align: middle;
    margin-right: 8px;
}

/* Campo trampa anti-spam: invisible para las personas */
.form-honeypot {
    display: none;
}

/* Estado de formulario enviando (loading) */
form.is-submitting {
    position: relative;
}

form.is-submitting .form-control,
form.is-submitting .contratar-checkbox-item {
    opacity: 0.65;
    pointer-events: none;
    cursor: wait;
}

/* Contenedor y bloques de alerta */
.form-alert-container {
    width: 100%;
    scroll-margin-top: calc(var(--header-height) + 30px);
}

/* Bloques de alerta */
.alert {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
    border: 1px solid transparent;
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    display: flex;
    align-items: flex-start;
    gap: var(--space-xs);
    line-height: 1.45;
    animation: fadeInAlert 0.3s ease-out;
}

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

.alert svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.alert-success {
    background-color: var(--success-bg);
    color: var(--success);
    border-color: hsla(142, 69%, 36%, 0.25);
}

.alert-error {
    background-color: var(--error-bg);
    color: var(--error);
    border-color: hsla(354, 70%, 45%, 0.25);
}

/* Modales: detalle de planes (fibra-optica.html y movil.html) y soluciones corporativas (corporativo.html)
   La base es el modal de planes; .modal-corp ajusta tamaños y espaciados del corporativo */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    touch-action: none;
}

.modal-overlay.is-active {
    opacity: 1;
    visibility: visible;
}

.modal-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 440px;
    max-height: 85vh;
    padding: var(--space-lg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
    border: 1px solid var(--neutral-300);
    position: relative;
    overflow-y: auto;
    touch-action: pan-y;
    transform: scale(0.96);
    transition: transform 0.2s ease;
    box-sizing: border-box;
}

.modal-overlay.is-active .modal-card {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 14px;
    right: 14px;
    background: var(--neutral-100);
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-full);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--neutral-600);
    transition: all var(--transition-fast);
}

.modal-header {
    margin-bottom: var(--space-xs);
    padding-bottom: var(--space-xs);
    border-bottom: 1px solid var(--neutral-200);
    padding-right: 36px;
}

.modal-badge {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-text);
    font-size: var(--fs-xs);
    font-weight: var(--fw-black);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    margin-bottom: 4px;
}

.modal-header h3 {
    font-size: 1.35rem;
    font-weight: var(--fw-black);
    color: var(--neutral-900);
    margin: 0;
}

.modal-lead {
    font-size: var(--fs-sm);
    color: var(--neutral-600);
    line-height: 1.5;
    margin: 0;
}

.modal-list-title {
    font-size: var(--fs-xs);
    font-weight: var(--fw-bold);
    color: var(--neutral-800);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
}

.modal-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: var(--space-sm) 0 var(--space-md);
    padding: 0;
    list-style: none;
}

/* ítems generados por renderCheckList() en js/modal.js */
.modal-list-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: var(--neutral-50);
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--neutral-200);
    font-size: var(--fs-sm);
    color: var(--neutral-800);
    font-weight: var(--fw-medium);
    line-height: 1.4;
}

.modal-list-item svg {
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.modal-footer {
    display: flex;
    gap: 8px;
    align-items: center;
}

.modal-footer .btn {
    flex: 1;
    font-size: var(--fs-xs);
}

.modal-footer .btn-modal-cta {
    padding: 10px 14px;
}

.modal-cancel {
    background: transparent;
    border: 1px solid var(--neutral-300);
    color: var(--neutral-700);
    padding: 10px 14px;
    border-radius: var(--radius-btn);
    cursor: pointer;
    font-weight: var(--fw-semibold);
    font-size: var(--fs-xs);
    transition: all var(--transition-fast);
}

/* Variante corporativa */
.modal-corp {
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-corp .modal-card {
    max-width: 500px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
    transform: scale(0.95);
    transition: transform 0.25s ease;
}

.modal-corp .modal-close {
    top: 16px;
    right: 16px;
    width: 34px;
    height: 34px;
    color: var(--neutral-700);
}

.modal-corp .modal-header {
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    padding-right: 40px;
}

.modal-corp .modal-badge {
    letter-spacing: 0.06em;
    padding: 3px 10px;
    margin-bottom: 6px;
}

.modal-corp .modal-header h3 {
    font-size: 1.45rem;
    margin: 0 0 6px 0;
}

.modal-corp .modal-body {
    margin-bottom: var(--space-lg);
}

.modal-corp .modal-list {
    margin: 0;
}

.modal-corp .modal-footer {
    gap: var(--space-xs);
}

.modal-corp .modal-cancel {
    padding: 10px 18px;
}

/* Hover: va después de la variante para que su color no lo pise */
.modal-close:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.modal-cancel:hover {
    background: var(--neutral-100);
    color: var(--neutral-900);
}

/* Menú Navbar y hamburger */
.navbar-list {
    display: none;
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    cursor: pointer;
    z-index: var(--z-nav-toggle);
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--neutral-800);
    border-radius: var(--radius-full);
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* Estilos de links en navbar */
.navbar-item a {
    font-weight: var(--fw-semibold);
    color: var(--neutral-800);
    transition: color var(--transition-fast);
}

.navbar-item a:hover {
    color: var(--primary);
}

/* Link de la página actual */
.navbar-item a[aria-current="page"] {
    color: var(--primary);
    font-weight: var(--fw-bold);
}

@media (min-width: 1024px) {
    .navbar {
        height: 100%;
    }

    .navbar-list {
        display: flex;
        align-items: center;
        gap: clamp(0.35rem, 0.85vw, 1.1rem);
        height: 100%;
    }

    .navbar-item {
        height: 100%;
        display: flex;
        align-items: center;
    }

    .navbar-item a {
        height: 100%;
        display: inline-flex;
        align-items: center;
        position: relative;
        padding: 0 2px;
        font-size: clamp(0.75rem, 0.8vw, 0.875rem);
        white-space: nowrap;
        text-transform: uppercase;
        letter-spacing: 0.02em;
    }

    .navbar-item a::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        width: 0;
        height: 3px;
        background-color: var(--primary);
        transform: translateX(-50%);
        transition: all .4s ease-out;
        border-radius: var(--radius-full) var(--radius-full) 0 0;
    }

    .navbar-item a:hover::after {
        width: 100%;
    }

    /* Botón CTA en navbar */
    .navbar-item.nav-item-cta a {
        height: auto;
        background: var(--gradient-primary);
        color: var(--white);
        padding: 8px 16px;
        border-radius: var(--radius-btn);
        box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.4);
        transition: all var(--transition-normal);
    }

    .navbar-item.nav-item-cta a:hover {
        background: var(--primary-bright);
        color: var(--white);
        box-shadow: 0 4px 14px rgba(var(--primary-rgb), 0.6);
        transform: translateY(-2px);
    }

    .navbar-item.nav-item-cta a::after {
        display: none;
    }

    .nav-toggle {
        display: none;
    }
}