/**
 * Neuro Robotics — Hoja de estilos del sitio publico
 * Sistema de diseno claro: blanco dominante, teal de marca como acento, navy para tinta.
 *
 * IMPORTANTE: css/style.css quedo reservado para el panel /admin.
 * Este archivo es el unico que usa el sitio publico (include/header.php).
 */

/* ===================================================================
   1. Tokens
   =================================================================== */
:root {
    /* Marca (tomada del logo: teal #25B2A0 / gris #4D4D4D) */
    --brand:            #20B2AA;
    --brand-dark:       #17A2B8;
    --brand-darker:     #128C90;
    --brand-light:      #5FD4CC;
    --brand-soft:       #E9F7F6;
    --brand-softer:     #F3FBFA;

    /* Tinta */
    --ink:              #10203C;
    --ink-2:            #1C2541;
    --ink-3:            #55657A;
    --ink-4:            #8496A8;

    /* Superficies */
    --surface:          #FFFFFF;
    --surface-2:        #F7FAFB;
    --surface-3:        #EDF3F5;
    --line:             #E2EAEF;
    --line-strong:      #CFDBE3;

    /* Estados */
    --ok:               #16A34A;
    --warn:             #D97706;
    --danger:           #DC2626;
    --whatsapp:         #25D366;

    /* Sombras neutras */
    --shadow-xs: 0 1px 2px rgba(16, 32, 60, .05);
    --shadow-sm: 0 2px 6px rgba(16, 32, 60, .06);
    --shadow-md: 0 6px 20px rgba(16, 32, 60, .08);
    --shadow-lg: 0 18px 44px rgba(16, 32, 60, .12);

    /* Geometria */
    --radius:     14px;
    --radius-sm:  10px;
    --radius-xs:  8px;
    --radius-pill: 999px;

    /* Tipografia */
    --font-primary: 'Barlow', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --font-heading: 'Space Grotesk', 'Barlow', system-ui, sans-serif;
    --font-tech:    'Space Grotesk', 'Barlow', system-ui, sans-serif;

    /* Espaciado */
    --spacing-xs: .5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;

    /* Transiciones */
    --transition-fast:   .18s ease;
    --transition-normal: .28s ease;
    --transition-slow:   .45s ease;

    /* Alias heredados: paginas y JS antiguos siguen usando estos nombres */
    --color-primary:        var(--brand);
    --color-primary-dark:   var(--brand-dark);
    --color-primary-light:  var(--brand-light);
    --color-secondary:      var(--brand-dark);
    --color-accent:         var(--brand-light);
    --color-dark:           var(--ink);
    --color-dark-light:     var(--ink-2);
    --color-dark-lighter:   var(--ink-3);
    --color-text:           var(--ink-3);
    --color-text-secondary: var(--ink-3);
    --color-text-muted:     var(--ink-4);
    --bg-card:              var(--surface);
    --gradient-primary:     linear-gradient(135deg, #20B2AA 0%, #17A2B8 100%);
    --shadow-glow:          var(--shadow-md);

    /* Alto del header, usado para scroll-margin de anclas */
    --header-h: 78px;
}

/* ===================================================================
   2. Reset y base
   =================================================================== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: 1.0625rem;
    line-height: 1.65;
    color: var(--ink-3);
    background: var(--surface);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.menu-open { overflow: hidden; }

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

ul, ol { list-style: none; }

button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: none; cursor: pointer; }

a { color: var(--brand-dark); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--brand-darker); }

:focus-visible {
    outline: 3px solid rgba(32, 178, 170, .45);
    outline-offset: 2px;
    border-radius: 4px;
}

[id] { scroll-margin-top: calc(var(--header-h) + 16px); }

/* ===================================================================
   3. Tipografia
   =================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--ink);
    line-height: 1.18;
    font-weight: 700;
    letter-spacing: -.015em;
}

h1 { font-size: clamp(2.25rem, 4.2vw, 3.35rem); }
h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: .9375rem; }

p { margin-bottom: 1rem; color: var(--ink-3); }
p:last-child { margin-bottom: 0; }

strong, b { color: var(--ink-2); font-weight: 600; }
small { font-size: .875rem; }

.lead { font-size: 1.1875rem; color: var(--ink-3); }

/* Ojito / kicker sobre los titulos de seccion */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-family: var(--font-tech);
    font-size: .8125rem;
    font-weight: 600;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--brand-dark);
    background: var(--brand-soft);
    padding: .4rem .85rem;
    border-radius: var(--radius-pill);
    margin-bottom: 1.1rem;
}

/* ===================================================================
   4. Layout
   =================================================================== */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-narrow { max-width: 840px; }

.section-padding { padding: 5.5rem 0; }
.section-padding-sm { padding: 3.5rem 0; }

.bg-soft   { background: var(--surface-2); }
.bg-softer { background: var(--brand-softer); }
.bg-ink    { background: var(--ink); color: rgba(255,255,255,.82); }
.bg-ink h1, .bg-ink h2, .bg-ink h3 { color: #fff; }

.section-header { max-width: 720px; margin: 0 auto 3rem; text-align: center; }
.section-header.is-left { margin-left: 0; text-align: left; }
.section-title { margin-bottom: .85rem; }
.section-subtitle { font-size: 1.125rem; color: var(--ink-3); margin: 0; }

.grid { display: grid; gap: 1.75rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ===================================================================
   5. Botones
   =================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    font-family: var(--font-tech);
    font-size: .9375rem;
    font-weight: 600;
    line-height: 1;
    padding: .9rem 1.6rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    text-align: center;
    white-space: nowrap;
    transition: background var(--transition-fast), border-color var(--transition-fast),
                color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn:disabled { opacity: .55; cursor: not-allowed; }

.btn-primary {
    background: var(--brand);
    color: #fff;
    box-shadow: var(--shadow-xs);
}
.btn-primary:hover:not(:disabled) { background: var(--brand-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-sm); }

.btn-secondary {
    background: var(--surface);
    color: var(--ink);
    border-color: var(--line-strong);
}
.btn-secondary:hover:not(:disabled) { border-color: var(--brand); color: var(--brand-dark); transform: translateY(-1px); }

.btn-ghost { background: transparent; color: var(--brand-dark); padding-left: .4rem; padding-right: .4rem; }
.btn-ghost:hover { color: var(--brand-darker); }

.btn-light { background: #fff; color: var(--ink); }
.btn-light:hover { background: var(--surface-2); color: var(--ink); }

.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }
.btn-outline-light:hover { background: rgba(255,255,255,.12); color: #fff; border-color: #fff; }

.btn-whatsapp { background: var(--whatsapp); color: #fff; }
.btn-whatsapp:hover { background: #1EBE5B; color: #fff; }

.btn-sm { padding: .6rem 1.05rem; font-size: .875rem; }
.btn-lg { padding: 1.05rem 2rem; font-size: 1rem; }
.btn-block { display: flex; width: 100%; }

.btn-group { display: flex; flex-wrap: wrap; gap: .75rem; }

/* Enlace con flecha que se desplaza */
.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-family: var(--font-tech);
    font-weight: 600;
    color: var(--brand-dark);
}
.link-arrow i { transition: transform var(--transition-fast); }
.link-arrow:hover i { transform: translateX(4px); }

/* ===================================================================
   6. Tarjetas
   =================================================================== */
.card {
    display: flex;
    flex-direction: column;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    height: 100%;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}
.card:hover { border-color: var(--line-strong); box-shadow: var(--shadow-md); transform: translateY(-4px); }

.card-image {
    position: relative;
    aspect-ratio: 4 / 3;
    background: var(--surface-2);
    overflow: hidden;
}
.card-image img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}
.card:hover .card-image img { transform: scale(1.04); }
.card-image.is-contain { padding: 1.25rem; }
.card-image.is-contain img { object-fit: contain; }

.card-body { padding: 1.5rem; flex: 1; }
.card-title { font-size: 1.1875rem; margin-bottom: .55rem; }
.card-text { color: var(--ink-3); font-size: .9688rem; margin: 0; }
.card-footer {
    padding: 0 1.5rem 1.5rem;
    display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: .6rem;
    align-items: center;
}
.card-footer .btn { width: 100%; padding-left: .8rem; padding-right: .8rem; }

.card-eyebrow {
    font-family: var(--font-tech);
    font-size: .75rem; font-weight: 600;
    letter-spacing: .1em; text-transform: uppercase;
    color: var(--brand-dark);
    margin-bottom: .45rem;
}

/* Badges sobre imagenes */
.badge {
    display: inline-flex; align-items: center; gap: .35rem;
    font-family: var(--font-tech);
    font-size: .75rem; font-weight: 600;
    letter-spacing: .04em;
    padding: .35rem .7rem;
    border-radius: var(--radius-pill);
    background: var(--brand-soft);
    color: var(--brand-darker);
}
.badge-on-image {
    position: absolute; top: .85rem; left: .85rem;
    background: rgba(255,255,255,.94);
    color: var(--ink);
    box-shadow: var(--shadow-xs);
    backdrop-filter: blur(4px);
}
.badge-featured {
    position: absolute; top: .85rem; right: .85rem;
    width: 32px; height: 32px; padding: 0;
    justify-content: center;
    background: var(--brand); color: #fff;
    border-radius: 50%;
    box-shadow: var(--shadow-xs);
}

/* ===================================================================
   7. Formularios
   =================================================================== */
.form-group { margin-bottom: 1.15rem; }

.form-group label {
    display: block;
    font-family: var(--font-tech);
    font-size: .875rem;
    font-weight: 600;
    color: var(--ink-2);
    margin-bottom: .4rem;
}

.form-group input,
.form-group select,
.form-group textarea,
input[type="text"], input[type="email"], input[type="tel"],
input[type="url"], input[type="number"], input[type="date"],
input[type="search"], select, textarea {
    width: 100%;
    background: var(--surface);
    color: var(--ink-2);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-sm);
    padding: .78rem .95rem;
    font-size: 1rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus,
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(32, 178, 170, .16);
}

.form-group input::placeholder, .form-group textarea::placeholder { color: var(--ink-4); }
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group input[type="file"] { padding: .6rem; background: var(--surface-2); }
.form-hint { font-size: .8125rem; color: var(--ink-4); margin-top: .35rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.15rem; }

.form-group input.error, .form-group select.error, .form-group textarea.error,
input.error, select.error, textarea.error { border-color: var(--danger); }

.error-message { color: var(--danger); font-size: .8125rem; margin-top: .3rem; min-height: 1rem; }

.text-danger { color: var(--danger); }
.required-note { font-size: .875rem; color: var(--ink-4); }

/* Tarjeta contenedora de formularios (reemplaza a .contact-form) */
.form-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.form-submit { margin-top: 1.5rem; }

/* Avisos renderizados por el servidor.
   OJO: NO usar la clase .alert — js/main.js inyecta un .alert con position:fixed
   para sus toasts y pisaria estos bloques. */
.form-alert {
    display: flex; align-items: flex-start; gap: .7rem;
    padding: .95rem 1.15rem;
    border-radius: var(--radius-sm);
    border: 1px solid;
    margin-bottom: 1.25rem;
    font-size: .9375rem;
}
.form-alert i { margin-top: .18rem; flex-shrink: 0; }
.form-alert p { margin: 0; color: inherit; }
.form-alert-success { background: #F0FDF4; border-color: #BBF7D0; color: #15803D; }
.form-alert-error   { background: #FEF2F2; border-color: #FECACA; color: #B91C1C; }
.form-alert-warning { background: #FFFBEB; border-color: #FDE68A; color: #B45309; }
.form-alert-info    { background: var(--brand-softer); border-color: #BFE9E5; color: var(--brand-darker); }
.form-alert ul { margin: 0; padding-left: 1.1rem; list-style: disc; color: inherit; }
.form-alert li { color: inherit; }

/* Sobrescribe el toast que inyecta js/consultas.js (venia con colores oscuros) */
.notification {
    background: var(--surface) !important;
    color: var(--ink-2) !important;
    border: 1px solid var(--line) !important;
    box-shadow: var(--shadow-lg) !important;
    border-radius: var(--radius-sm) !important;
}
.notification-success i { color: var(--ok); }
.notification-error i { color: var(--danger); }
.notification-warning i { color: var(--warn); }
.notification-info i { color: var(--brand-dark); }

/* ===================================================================
   8. Barra superior
   =================================================================== */
.top-bar-desktop {
    background: var(--ink);
    color: rgba(255,255,255,.75);
    font-size: .875rem;
    border-bottom: 1px solid rgba(255,255,255,.08);
}

.top-bar-content {
    display: flex; align-items: center; justify-content: space-between;
    gap: 1rem; min-height: 44px;
}

.top-bar-left, .top-bar-right { display: flex; align-items: center; gap: 1.25rem; }

.top-bar-item {
    display: inline-flex; align-items: center; gap: .45rem;
    color: rgba(255,255,255,.75);
}
.top-bar-item:hover { color: #fff; }
.top-bar-item i { color: var(--brand-light); font-size: .875rem; }

.top-bar-social {
    display: inline-flex; align-items: center; justify-content: center;
    width: 30px; height: 30px;
    border-radius: 50%;
    background: rgba(255,255,255,.09);
    color: rgba(255,255,255,.8);
    font-size: .8125rem;
}
.top-bar-social:hover { background: var(--brand); color: #fff; }

/* ===================================================================
   9. Selector de idioma
   =================================================================== */
.language-selector-wrapper { position: relative; }
.flag-dropdown { position: relative; }

/* El selector desktop vive dentro del header (ver include/header.php): asi queda
   siempre a la vista al hacer scroll y el desplegable no compite con el
   z-index del header sticky. */
.lang-switch { flex-shrink: 0; }

.selected-flag, .selected-flag-mobile {
    display: inline-flex; align-items: center; gap: .45rem;
    padding: .45rem .65rem;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--ink-2);
    font-family: var(--font-tech);
    font-size: .875rem;
    font-weight: 600;
    transition: border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}
.selected-flag:hover, .selected-flag-mobile:hover {
    border-color: var(--brand);
    background: var(--brand-soft);
    color: var(--brand-darker);
}
.selected-flag.active, .selected-flag-mobile.active {
    border-color: var(--brand);
    background: var(--brand-soft);
    color: var(--brand-darker);
}

.lang-code { letter-spacing: .04em; }

.flag-icon, .flag-icon-mobile {
    width: 22px; height: 15px;
    object-fit: cover;
    border-radius: 2px;
    display: block;
    box-shadow: 0 0 0 1px rgba(16,32,60,.08);
}

.arrow-icon { font-size: .625rem; opacity: .6; transition: transform var(--transition-fast); }
.selected-flag.active .arrow-icon,
.selected-flag-mobile.active .arrow-icon { transform: rotate(180deg); opacity: 1; }

.flag-dropdown-menu {
    position: absolute; top: calc(100% + 8px); right: 0;
    min-width: 210px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    padding: .35rem;
    opacity: 0; visibility: hidden; transform: translateY(-6px);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
    z-index: 1200;
}
.flag-dropdown-menu.show { opacity: 1; visibility: visible; transform: translateY(0); }

.flag-option, .flag-option-mobile {
    display: flex; align-items: center; gap: .6rem;
    padding: .6rem .65rem;
    border-radius: var(--radius-xs);
    color: var(--ink-2);
    font-size: .9375rem;
    cursor: pointer;
}
.flag-option:hover, .flag-option-mobile:hover { background: var(--surface-2); color: var(--brand-dark); }

/* Idioma actual: se marca con tilde para que se entienda cual esta activo */
.flag-option .fa-check, .flag-option-mobile .fa-check {
    margin-left: auto;
    font-size: .75rem;
    color: var(--brand);
    opacity: 0;
}
.flag-option.is-active, .flag-option-mobile.is-active { background: var(--brand-soft); color: var(--brand-darker); font-weight: 600; }
.flag-option.is-active .fa-check, .flag-option-mobile.is-active .fa-check { opacity: 1; }

/* ===================================================================
   10. Header y navegacion
   =================================================================== */
/* OJO: nada de backdrop-filter ni transform aca. El menu off-canvas
   (#mainMenu) y su overlay son hijos del header y usan position: fixed;
   cualquiera de esas propiedades convertiria al header en su bloque
   contenedor y el menu quedaria encerrado dentro de la altura del header. */
.site-header {
    position: sticky; top: 0; z-index: 1000;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    transition: box-shadow var(--transition-fast);
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }

.header-wrapper {
    display: flex; align-items: center; justify-content: space-between;
    gap: 1.25rem;
    min-height: var(--header-h);
}

.logo { display: inline-flex; align-items: center; flex-shrink: 0; }
.logo img { height: 42px; width: auto; }

.nav-menu-wrapper { margin-left: auto; }

.nav-menu { display: flex; align-items: center; gap: .35rem; }

.nav-menu > li { position: relative; }

.nav-menu > li > a {
    display: inline-flex; align-items: center; gap: .4rem;
    white-space: nowrap;
    font-family: var(--font-tech);
    font-size: .9375rem;
    font-weight: 600;
    color: var(--ink-2);
    padding: .6rem .8rem;
    border-radius: var(--radius-xs);
    transition: color var(--transition-fast), background var(--transition-fast);
}
.nav-menu > li > a:hover { color: var(--brand-dark); background: var(--surface-2); }
.nav-menu > li > a.active { color: var(--brand-dark); background: var(--brand-soft); }
.nav-menu > li > a .fa-chevron-down { font-size: .625rem; opacity: .6; transition: transform var(--transition-fast); }
.has-submenu:hover > a .fa-chevron-down { transform: rotate(180deg); }

.nav-menu .btn-contact {
    background: var(--brand);
    color: #fff !important;
    padding: .68rem 1.35rem;
    border-radius: var(--radius-sm);
    margin-left: .4rem;
}
.nav-menu .btn-contact:hover { background: var(--brand-dark); color: #fff !important; }

/* Submenu desktop */
.submenu {
    position: absolute; top: calc(100% + 6px); left: 0;
    min-width: 260px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    padding: .4rem;
    opacity: 0; visibility: hidden; transform: translateY(-6px);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}
.has-submenu:hover .submenu { opacity: 1; visibility: visible; transform: translateY(0); }

.submenu li a {
    display: block;
    padding: .6rem .75rem;
    border-radius: var(--radius-xs);
    color: var(--ink-2);
    font-size: .9375rem;
}
.submenu li a:hover { background: var(--surface-2); color: var(--brand-dark); }
.submenu .divider { height: 1px; background: var(--line); margin: .35rem .25rem; }

/* Hamburguesa */
.mobile-toggle {
    display: none;
    flex-direction: column; justify-content: center; gap: 5px;
    width: 44px; height: 44px;
    border-radius: var(--radius-xs);
    border: 1px solid var(--line);
    padding: 0 10px;
}
.mobile-toggle span {
    display: block; height: 2px; width: 100%;
    background: var(--ink-2); border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}
.mobile-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.menu-overlay {
    position: fixed; inset: 0;
    background: rgba(16, 32, 60, .45);
    opacity: 0; visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
    z-index: 1400;
}
.menu-overlay.active { opacity: 1; visibility: visible; }

/* Bloques que solo existen en el menu mobile */
.menu-top-bar, .menu-consulta { display: none; }

/* En desktop el menu es parte del flujo normal (el bloque fixed vive en la
   media query de 992px). */
.main-menu { display: flex; align-items: center; gap: 1rem; margin-left: auto; }

/* ===================================================================
   11. Panel de consulta ("Mi Consulta")
   =================================================================== */
.consulta-badge-desktop { flex-shrink: 0; }

.consulta-button {
    position: relative;
    display: inline-flex; align-items: center; justify-content: center;
    width: 46px; height: 46px;
    border-radius: 50%;
    background: var(--brand-soft);
    color: var(--brand-darker);
    font-size: 1.0625rem;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.consulta-button:hover { background: var(--brand); color: #fff; }

.badge-count, .badge-count-mobile {
    position: absolute; top: -4px; right: -4px;
    min-width: 20px; height: 20px;
    display: flex; align-items: center; justify-content: center;
    padding: 0 5px;
    background: var(--danger); color: #fff;
    font-family: var(--font-tech);
    font-size: .6875rem; font-weight: 700;
    border-radius: var(--radius-pill);
    border: 2px solid #fff;
}

/* Cerrado: se queda DENTRO del viewport (visibility + opacity) en vez de
   desplazarse fuera con translateX. Un panel fixed corrido hacia la derecha
   agranda el scrollWidth del documento y habilita paneo horizontal en mobile. */
.consulta-panel {
    position: fixed; top: 0; right: 0; bottom: 0;
    width: min(400px, 100%);
    background: var(--surface);
    border-left: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    display: flex; flex-direction: column;
    visibility: hidden;
    opacity: 0;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
    z-index: 1600;
}
.consulta-panel.active { visibility: visible; opacity: 1; }

.consulta-panel-header {
    display: flex; align-items: center; justify-content: space-between;
    gap: 1rem;
    padding: 1.15rem 1.25rem;
    border-bottom: 1px solid var(--line);
}
.consulta-panel-header h3 { font-size: 1.0625rem; display: flex; align-items: center; gap: .55rem; }
.consulta-panel-header h3 i { color: var(--brand); }

.close-panel, .modal-close {
    display: inline-flex; align-items: center; justify-content: center;
    width: 34px; height: 34px;
    border-radius: 50%;
    background: var(--surface-2);
    color: var(--ink-3);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.close-panel:hover, .modal-close:hover { background: var(--line); color: var(--ink); }

.consulta-panel-body { flex: 1; overflow-y: auto; padding: 1rem 1.25rem; }

.consulta-item {
    display: flex; align-items: center; gap: .85rem;
    padding: .75rem 0;
    border-bottom: 1px solid var(--line);
}
.consulta-item:last-child { border-bottom: none; }
.consulta-item-image {
    width: 56px; height: 56px;
    object-fit: cover;
    border-radius: var(--radius-xs);
    background: var(--surface-2);
    flex-shrink: 0;
}
.consulta-item-info { flex: 1; min-width: 0; }
.consulta-item-info h4 { font-size: .9375rem; margin-bottom: .15rem; }
.consulta-item-info p { font-size: .8125rem; color: var(--ink-4); text-transform: capitalize; margin: 0; }
.consulta-item-remove {
    width: 32px; height: 32px; border-radius: 50%;
    color: var(--ink-4);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.consulta-item-remove:hover { background: #FEF2F2; color: var(--danger); }

.consulta-empty { text-align: center; padding: 3rem 1rem; color: var(--ink-4); }
.consulta-empty i { font-size: 2.5rem; color: var(--line-strong); margin-bottom: .85rem; }

.consulta-panel-footer {
    padding: 1.15rem 1.25rem;
    border-top: 1px solid var(--line);
    display: grid; gap: .6rem;
    background: var(--surface-2);
}

.text-consultas { color: var(--ink-4); }

/* ===================================================================
   12. Modal
   =================================================================== */
.modal {
    position: fixed; inset: 0;
    display: none;
    align-items: center; justify-content: center;
    padding: 1.5rem;
    z-index: 1700;
}
.modal.active { display: flex; }

.modal-overlay { position: absolute; inset: 0; background: rgba(16, 32, 60, .55); }

.modal-content {
    position: relative;
    width: 100%; max-width: 560px;
    max-height: 90vh; overflow-y: auto;
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    animation: modalIn .28s ease;
}
@keyframes modalIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.modal-close { position: absolute; top: 1rem; right: 1rem; z-index: 2; }
.modal-body { padding: 2rem; }
.modal-body h2 { font-size: 1.5rem; margin-bottom: .5rem; display: flex; align-items: center; gap: .6rem; }
.modal-body h2 i { color: var(--brand); font-size: 1.125rem; }
.modal-body > p { margin-bottom: 1.5rem; }

/* ===================================================================
   13. Hero de portada
   =================================================================== */
.hero { position: relative; background: var(--surface); border-bottom: 1px solid var(--line); }

.hero-track { position: relative; }

.slide { display: none; }
.slide.active { display: block; animation: heroIn .5s ease; }
@keyframes heroIn { from { opacity: 0; } to { opacity: 1; } }

.hero-inner {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    align-items: center;
    gap: 3.5rem;
    padding: 4.5rem 1.5rem 5rem;
}

.hero-copy { max-width: 560px; }
.hero-title { margin-bottom: 1rem; }
.hero-subtitle {
    font-family: var(--font-tech);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--brand-dark);
    margin-bottom: .85rem;
}
.hero-text { font-size: 1.125rem; margin-bottom: 2rem; }

.hero-media {
    position: relative;
    aspect-ratio: 4 / 3;
    border-radius: 20px;
    overflow: hidden;
    background: var(--surface-2);
    box-shadow: var(--shadow-lg);
}
.hero-media img { width: 100%; height: 100%; object-fit: cover; }

/* Decoracion suave detras del media */
.hero-media::after {
    content: '';
    position: absolute; inset: auto -18% -22% auto;
    width: 55%; aspect-ratio: 1;
    background: radial-gradient(circle, rgba(32,178,170,.18) 0%, transparent 68%);
    pointer-events: none;
}

.hero-stats {
    display: flex; flex-wrap: wrap; gap: 1.75rem;
    margin-top: 2.25rem; padding-top: 1.75rem;
    border-top: 1px solid var(--line);
}
.hero-stat strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.5rem; color: var(--ink);
}
.hero-stat span { font-size: .875rem; color: var(--ink-4); }

/* Controles del slider */
.slider-controls { position: absolute; inset: 0; pointer-events: none; }
.slider-control {
    position: absolute; top: 50%; transform: translateY(-50%);
    pointer-events: auto;
    width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 50%;
    color: var(--ink-2);
    box-shadow: var(--shadow-sm);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.slider-control:hover { background: var(--brand); border-color: var(--brand); color: #fff; }
.slider-control.prev { left: 1rem; }
.slider-control.next { right: 1rem; }

.slider-indicators {
    position: absolute; left: 0; right: 0; bottom: 1.5rem;
    display: flex; justify-content: center; gap: .5rem;
}
.indicator {
    width: 28px; height: 4px;
    border-radius: var(--radius-pill);
    background: var(--line-strong);
    transition: background var(--transition-fast), width var(--transition-fast);
}
.indicator.active { background: var(--brand); width: 44px; }

/* ===================================================================
   14. Encabezado de paginas interiores
   =================================================================== */
.page-header {
    background: linear-gradient(180deg, var(--brand-softer) 0%, var(--surface) 100%);
    border-bottom: 1px solid var(--line);
    padding: 3.75rem 0 3.25rem;
    text-align: center;
}
.page-header h1 { margin-bottom: .75rem; }
.page-header p { font-size: 1.125rem; max-width: 680px; margin: 0 auto; }

.breadcrumb {
    display: flex; flex-wrap: wrap; align-items: center; gap: .5rem;
    font-size: .875rem; color: var(--ink-4);
}
.breadcrumb a { color: var(--ink-3); }
.breadcrumb a:hover { color: var(--brand-dark); }
.breadcrumb i { font-size: .625rem; color: var(--line-strong); }
.breadcrumb span { color: var(--ink); font-weight: 600; }

/* ===================================================================
   15. Paginacion
   =================================================================== */
.pagination {
    display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
    gap: .4rem; margin-top: 3rem;
}
.page-link {
    display: inline-flex; align-items: center; gap: .4rem;
    min-width: 42px; height: 42px;
    justify-content: center;
    padding: 0 .85rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-xs);
    background: var(--surface);
    color: var(--ink-2);
    font-family: var(--font-tech);
    font-size: .9375rem; font-weight: 600;
}
a.page-link:hover { border-color: var(--brand); color: var(--brand-dark); }
.page-link.active { background: var(--brand); border-color: var(--brand); color: #fff; }

/* ===================================================================
   16. Footer
   =================================================================== */
.site-footer { background: var(--ink); color: rgba(255,255,255,.68); }

.footer-content { padding: 4rem 0 3rem; }

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: 2.5rem;
}

.footer-col h3 {
    color: #fff;
    font-size: 1rem;
    letter-spacing: .02em;
    margin-bottom: 1.15rem;
}
.footer-col p { color: rgba(255,255,255,.62); font-size: .9375rem; }

.footer-logo { height: 38px; width: auto; margin-bottom: 1.15rem; }

.social-links { display: flex; gap: .55rem; margin-top: 1.25rem; }
.social-links a {
    display: inline-flex; align-items: center; justify-content: center;
    width: 38px; height: 38px;
    border-radius: 50%;
    background: rgba(255,255,255,.08);
    color: rgba(255,255,255,.8);
}
.social-links a:hover { background: var(--brand); color: #fff; }

.footer-links li { margin-bottom: .6rem; }
.footer-links a {
    display: inline-flex; align-items: center; gap: .5rem;
    color: rgba(255,255,255,.68);
    font-size: .9375rem;
}
.footer-links a:hover { color: var(--brand-light); }
.footer-links i { font-size: .625rem; color: var(--brand); }

.footer-contact li {
    display: flex; align-items: flex-start; gap: .7rem;
    margin-bottom: .85rem;
    font-size: .9375rem;
    color: rgba(255,255,255,.68);
}
.footer-contact i { color: var(--brand); margin-top: .3rem; font-size: .875rem; }
.footer-contact a { color: rgba(255,255,255,.68); }
.footer-contact a:hover { color: var(--brand-light); }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding: 1.35rem 0;
}
.footer-bottom-content {
    display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
    gap: .5rem;
    font-size: .875rem;
}
.footer-bottom p { margin: 0; color: rgba(255,255,255,.55); }
.powered-by i { color: var(--brand); }

/* ===================================================================
   17. Botones flotantes
   =================================================================== */
.whatsapp-float {
    position: fixed; right: 22px; bottom: 22px;
    width: 56px; height: 56px;
    display: flex; align-items: center; justify-content: center;
    background: var(--whatsapp); color: #fff;
    font-size: 1.6rem;
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
    z-index: 900;
    transition: transform var(--transition-fast);
}
.whatsapp-float:hover { transform: scale(1.06); color: #fff; }

.scroll-to-top {
    position: fixed; left: 22px; bottom: 22px;
    width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    background: var(--surface);
    border: 1px solid var(--line);
    color: var(--ink-2);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    opacity: 0; visibility: hidden; transform: translateY(10px);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
    z-index: 900;
}
.scroll-to-top.visible { opacity: 1; visibility: visible; transform: none; }
.scroll-to-top:hover { border-color: var(--brand); color: var(--brand-dark); }

/* ===================================================================
   18. Utilidades
   =================================================================== */
.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-muted  { color: var(--ink-4); }
.mt-1 { margin-top: .5rem; }  .mt-2 { margin-top: 1rem; }  .mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }   .mt-5 { margin-top: 3rem; }
.mb-1 { margin-bottom: .5rem; } .mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }  .mb-5 { margin-bottom: 3rem; }
.small { font-size: .875rem; }
.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* Compatibilidad con markup heredado que aun usa estas clases */
.bg-dark-secondary { background: var(--surface-2); }
.bg-gradient-primary { background: var(--ink); color: rgba(255,255,255,.82); }
.bg-gradient-primary h1, .bg-gradient-primary h2, .bg-gradient-primary h3 { color: #fff; }
.bg-gradient-primary p { color: rgba(255,255,255,.78); }

/* ===================================================================
   19. Responsive
   =================================================================== */
/* Franja angosta del rango desktop (el menu mobile recien entra en 992px):
   hay que comprimir el header para que entre logo + nav + Contacto + idioma + consulta. */
@media (max-width: 1140px) {
    .hero-inner { gap: 2.5rem; }
    .logo img { height: 36px; }
    .nav-menu { gap: .1rem; }
    .nav-menu > li > a { padding: .55rem .5rem; font-size: .875rem; }
    .nav-menu .btn-contact { padding: .6rem 1rem; margin-left: .2rem; }
    .lang-code { display: none; }          /* queda solo la bandera */
    .selected-flag { padding: .45rem .5rem; }
    .consulta-button { width: 42px; height: 42px; }
    .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
    .footer-col:nth-child(4) { grid-column: 1 / -1; }
}

@media (max-width: 992px) {
    .top-bar-desktop { display: none; }

    .mobile-toggle { display: flex; }

    .header-wrapper { min-height: 68px; }
    .logo img { height: 36px; }

    /* Menu off-canvas */
    /* Mismo criterio que .consulta-panel: cerrado queda dentro del viewport. */
    .main-menu {
        position: fixed; top: 0; right: 0; bottom: 0;
        width: min(360px, 88vw);
        background: var(--surface);
        box-shadow: var(--shadow-lg);
        padding: 1.5rem 1.25rem 2rem;
        overflow-y: auto;
        visibility: hidden;
        opacity: 0;
        transition: opacity var(--transition-normal), visibility var(--transition-normal);
        z-index: 1500;
        display: flex; flex-direction: column; gap: 1.5rem;
    }
    .main-menu.active { visibility: visible; opacity: 1; }

    .menu-top-bar { display: block; }
    .menu-top-bar .flag-dropdown-menu { right: auto; left: 0; }
    .menu-titulo {
        font-size: 1rem;
        display: flex; align-items: center; gap: .5rem;
        color: var(--ink);
        margin: 1.25rem 0 .85rem;
        padding-bottom: .85rem;
        border-bottom: 1px solid var(--line);
    }
    .menu-titulo i { color: var(--brand); }

    .menu-contact-info { display: grid; gap: .5rem; }
    .menu-contact-item-mobile {
        display: flex; align-items: center; gap: .55rem;
        font-size: .9375rem; color: var(--ink-3);
    }
    .menu-contact-item-mobile i { color: var(--brand); width: 16px; }

    .menu-social { display: flex; gap: .5rem; margin-top: 1rem; }
    .menu-social-mobile {
        display: inline-flex; align-items: center; justify-content: center;
        width: 36px; height: 36px;
        border-radius: 50%;
        background: var(--surface-2);
        color: var(--ink-3);
    }
    .menu-social-mobile:hover { background: var(--brand); color: #fff; }

    .nav-menu-wrapper { margin-left: 0; }
    .nav-menu { flex-direction: column; align-items: stretch; gap: .15rem; }
    .nav-menu > li > a {
        justify-content: space-between;
        padding: .85rem .75rem;
        font-size: 1rem;
        border-radius: var(--radius-xs);
    }
    .nav-menu .btn-contact { justify-content: center; margin: .75rem 0 0; }

    /* Submenu como acordeon */
    .submenu {
        position: static;
        opacity: 1; visibility: visible; transform: none;
        border: none; box-shadow: none; border-radius: 0;
        background: var(--surface-2);
        margin: .25rem 0 .35rem;
        padding: .35rem;
        display: none;
    }
    .has-submenu.active .submenu { display: block; }
    .has-submenu.active > a .fa-chevron-down { transform: rotate(180deg); }
    .has-submenu:hover .submenu { opacity: 1; visibility: visible; }

    .menu-consulta { display: block; margin-top: auto; padding-top: 1rem; }
    .consulta-badge-mobile {
        position: relative;
        display: flex; align-items: center; gap: .65rem;
        padding: .85rem 1rem;
        background: var(--brand-soft);
        border-radius: var(--radius-sm);
        color: var(--brand-darker);
        font-family: var(--font-tech);
        font-weight: 600;
        cursor: pointer;
    }
    .consulta-badge-mobile > i { font-size: 1.0625rem; }
    .badge-count-mobile { position: static; margin-left: auto; border-color: var(--brand-soft); }

    .consulta-badge-desktop { display: none; }
    .lang-switch { display: none; }

    /* Hero apilado */
    .hero-inner { grid-template-columns: 1fr; padding: 2.5rem 1.5rem 5rem; gap: 2rem; }
    .hero-copy { max-width: none; }
    .hero-media { aspect-ratio: 16 / 10; }
    .slider-control.prev { left: .5rem; }
    .slider-control.next { right: .5rem; }

    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }

    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-col:nth-child(4) { grid-column: auto; }
}

@media (max-width: 640px) {
    body { font-size: 1rem; }
    .container { padding: 0 1.15rem; }
    .section-padding { padding: 3.5rem 0; }
    .section-header { margin-bottom: 2.25rem; }

    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }

    .form-card { padding: 1.35rem; }
    .modal-body { padding: 1.5rem; }

    .hero-media { aspect-ratio: 4 / 3; }
    .hero-stats { gap: 1.25rem; }
    .slider-indicators { bottom: 1rem; }
    .slider-controls { display: none; }

    .card-footer { flex-direction: column; align-items: stretch; }
    .card-footer .btn { width: 100%; }

    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    .footer-bottom-content { justify-content: center; text-align: center; }

    .whatsapp-float { width: 52px; height: 52px; right: 16px; bottom: 16px; font-size: 1.45rem; }
    .scroll-to-top { left: 16px; bottom: 16px; }

    .consulta-panel { width: 100%; }
}

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