/*
 * Ofimatikos - New Design System
 * Tipografía: Inter (UI) + IBM Plex Mono (código y terminal)
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&family=IBM+Plex+Mono:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
    /* Colors */
    --color-primary: #141414;
    --color-on-primary: #ffffff;
    --color-ink: #141414;
    --color-ink-soft: #262626;
    --color-ink-deep: #0a0a0a;          /* :active de botones */
    --color-canvas: #ffffff;
    --color-canvas-soft: #f3f3f3;       /* bandas y cards */
    --color-field: #f0f0f0;             /* fondo de campos de formulario */
    --color-surface-card: #ededed;      /* superficie hundida (imagen de card) */
    --color-surface-dark: #141414;
    --color-surface-dark-elevated: var(--color-ink-soft);
    --color-hairline: #e0e0e0;
    --color-hairline-soft: #f0f0f0;     /* separadores internos, sobre canvas-soft */
    --color-hairline-strong: #8c8c8c;   /* bordes fuertes: marcos, hover */

    /* Text Colors */
    --color-body: #4d4d4d;
    --color-mute: #707070;
    --color-ash: #8a8a8a;

    /* Semantic Colors */
    --color-accent: #0066ff;
    --color-danger: #ff3b30;
    --color-warning: #ff9f0a;
    --color-success: #30d158;

    /* Typography Scale (Minor Third 1.200) — fluida
       En móvil la escala se comprime a una segunda mayor (1.125) para que
       los títulos no dominen la pantalla; los valores interpolan entre
       360px y 1280px de ancho. El paso 0 queda fijo en el tamaño de cuerpo. */
    --heading-0: 1rem;                                          /*    16px · 16px */
    --heading-1: clamp(1.125rem, 1.096rem + 0.13vw, 1.2rem);     /*    18px · 19.2px */
    --heading-2: clamp(1.266rem, 1.197rem + 0.303vw, 1.44rem);   /* 20.25px · 23.04px */
    --heading-3: clamp(1.424rem, 1.305rem + 0.529vw, 1.728rem);  /* 22.78px · 27.65px */
    --heading-4: clamp(1.602rem, 1.417rem + 0.821vw, 2.074rem);  /* 25.63px · 33.18px */
    --heading-5: clamp(1.802rem, 1.534rem + 1.194vw, 2.488rem);  /* 28.83px · 39.81px */

    --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, Helvetica, sans-serif;
    --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    
    /* Spacing */
    --spacing-xxs: 1px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 24px;
    --spacing-xxl: 32px;
    --spacing-section: 96px;

    /* Border Radius */
    --radius-none: 0px;
    --radius-sm: 4px;
    --radius-full: 9999px;
}


/* --- Modern CSS Reset --- */

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

* {
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
    background-color: var(--color-canvas);
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: var(--color-ink);
    color: var(--color-canvas);
}

/* Contenido de código: se mantiene monoespaciado */
code, pre, kbd, samp {
    font-family: var(--font-mono);
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-ink);
    font-weight: 700;
}

/* Escala tipográfica para headings sin clase: tamaño + interlínea */
h1 {
    font-size: var(--heading-5);
    line-height: 1;
}

h2 {
    font-size: var(--heading-4);
    line-height: 1;
}

h3 {
    font-size: var(--heading-3);
    line-height: 1.13;
}

h4 {
    font-size: var(--heading-2);
    line-height: 1.13;
}

h5 {
    font-size: var(--heading-1);
    line-height: 1.25;
}

h6 {
    font-size: var(--heading-0);
    line-height: 1.3;
}

a {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

ul, ol {
    list-style: none;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
}

input, button, textarea, select {
    font: inherit;
}

button {
    background: none;
    border: none;
    cursor: pointer;
}

/* --- Layout --- */

.container {
    width: 100%;
    max-width: 960px;
    margin-right: auto;
    margin-left: auto;
    padding-right: var(--spacing-lg);
    padding-left: var(--spacing-lg);
}

section {
    padding: var(--spacing-section) 0;
}

.hero {
    text-align: left;
    padding: var(--spacing-section) 0;
}

.section--flush {
    padding-top: 0;
    padding-bottom: 0;
}

/* --- Typography Helpers --- */

/* Los títulos toman tamaño e interlínea de la escala (h1-h6): no hay
   clases de título que fijen tipografía. */

.body-md {
    font-size: var(--heading-0);
    font-weight: 400;
    line-height: 1.5;
}

/* Rol de cuerpo: se usa incluso sobre h2/h3 para que un heading semántico
   se lea como texto (filas de lista, títulos de formulario). */
.body-strong {
    font-size: var(--heading-0);
    font-weight: 600;
    line-height: 1.5;
}

/* Las cards sí definen el tamaño de sus headings: un título dentro de una
   card no compite con los títulos de sección, que vienen de la escala. */
.product-card h2,
.feature-card h3 {
    font-size: var(--heading-0); /* 16px */
    line-height: 1.3;
}

.caption-md {
    font-size: 0.875rem; /* 14px */
    font-weight: 400;
    line-height: 1.5;
}

/* --- Components --- */

/* Buttons */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    /* Separa el icono del texto. Hace falta porque en flex el espacio en blanco
       entre el <svg> y la etiqueta se ignora, y ambos quedaban pegados. */
    gap: var(--spacing-sm);
    padding: 4px 20px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    line-height: 2;
    transition: background-color 0.2s, color 0.2s;
    border: 1px solid transparent;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
}

.btn-primary:active {
    background-color: var(--color-ink-deep);
}

.btn-secondary {
    background-color: var(--color-canvas);
    color: var(--color-ink);
    border-color: var(--color-hairline-strong);
}

/* Navigation */

.main-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--color-canvas);
    color: var(--color-ink);
    border-bottom: 1px solid var(--color-hairline);
}

.header-grid {
    height: 64px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
}

.header-left {
    justify-self: start;
    display: flex;
    align-items: center;
}

.header-nav-container {
    display: contents; /* Acts as if children are direct grid children on desktop */
}

.logo-text {
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 16px;
    color: var(--color-ink);
    text-decoration: none;
}

.nav-links {
    justify-self: center;
    list-style: none;
    display: flex;
    gap: 24px;
    padding: 0;
    margin: 0;
    align-items: center;
}

.nav-links a {
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 500;
    color: var(--color-ink);
    text-decoration: none;
}

.nav-links a:hover {
    text-decoration: underline;
}

.header-actions {
    justify-self: end;
    display: flex;
    align-items: center;
    gap: 20px;
}

.mobile-menu-toggle {
    display: none;
    justify-self: end;
    background: none;
    border: none;
    color: var(--color-ink);
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: background-color 0.2s;
    align-items: center;
    justify-content: center;
}

.mobile-menu-toggle .icon-close {
    display: none;
}

.mobile-menu-toggle.is-active .icon-equals {
    display: none;
}

.mobile-menu-toggle.is-active .icon-close {
    display: flex;
}

.mobile-menu-toggle:hover {
    background-color: var(--color-canvas-soft);
}

@media (max-width: 768px) {
    .header-grid {
        grid-template-columns: 1fr auto; /* Just Logo and Toggle on mobile */
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .header-nav-container {
        display: none;
        position: absolute;
        top: 65px;
        left: 0;
        width: 100%;
        background-color: var(--color-canvas);
        border-bottom: 1px solid var(--color-hairline);
        flex-direction: column;
        padding: 24px;
        gap: 24px;
        z-index: 999;
        align-items: flex-start;
    }

    .header-nav-container.is-active {
        display: flex;
        min-height: calc(100vh - 65px);
    }

    .nav-links {
        flex-direction: column;
        width: 100%;
        align-items: flex-start;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        font-size: 16px;
        display: block;
        padding: 8px 0;
    }

    .header-actions {
        width: 100%;
    }

    .header-actions a {
        font-size: 16px;
        font-weight: 500;
        color: var(--color-ink);
        display: block;
        padding: 8px 0;
    }

    section,
    .hero {
        padding-top: 64px;
        padding-bottom: 64px;
    }
}

.nav-cta {
    background: var(--color-primary);
    color: var(--color-on-primary);
    border: none;
    border-radius: 4px;
    padding: 0 20px;
    height: 36px;
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    line-height: 2;
}

.dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--color-ink);
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    transition: background-color 0.2s;
}

.dropdown-trigger:hover {
    background-color: var(--color-canvas-soft);
}

.action-icon {
    width: 24px;
    height: 24px;
    color: var(--color-ink);
}

.current-lang {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-ink);
    margin-left: 4px;
}

/* Dropdowns */

.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    background-color: var(--color-canvas);
    border: 1px solid var(--color-hairline-strong);
    border-radius: var(--radius-none);
    min-width: 180px;
    padding: 8px 0;
    z-index: 1001;
    margin-top: 1px;
}

.dropdown.is-open .dropdown-menu {
    display: block;
}

.dropdown-menu a {
    display: block;
    padding: 8px 16px;
    color: var(--color-body);
    font-size: 14px;
}

.dropdown-menu a:hover {
    background-color: var(--color-ink);
    color: var(--color-canvas);
}

.dropdown-divider {
    border: 0;
    border-top: 1px solid var(--color-hairline);
    margin: 4px 0;
}

/* Badges */

.hero-news {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    font-size: 14px;
    color: var(--color-body);
    margin-bottom: 32px;
}

.hero-news-badge {
    display: inline-block;
    background-color: var(--color-ink);
    color: var(--color-canvas);
    font-size: 12px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.hero-news-link {
    color: var(--color-ink);
    font-weight: 500;
    white-space: nowrap;
}

.hero-news-link:hover {
    text-decoration: underline;
}

/* Forms */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--color-ink);
}

.form-control {
    background-color: var(--color-canvas-soft);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    width: 100%;
    color: var(--color-ink);
    outline: none;
    transition: background-color 0.2s, border-color 0.2s;
}

.form-control:focus {
    background-color: var(--color-canvas);
    border-color: var(--color-ink);
}

/* --- Layout Utilities --- */

.grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: flex-start;
}

@media (max-width: 992px) {
    .grid-2col {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

/* Spacing Utilities */

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-xxl { margin-bottom: var(--spacing-xxl); }
.pt-sm { padding-top: var(--spacing-sm); }
.pt-md { padding-top: var(--spacing-md); }
.pt-lg { padding-top: var(--spacing-lg); }
.pt-xl { padding-top: var(--spacing-xl); }

/* --- Checkout --- */

.checkout-card {
    max-width: 480px;
    margin: 0 auto;
    background-color: var(--color-canvas-soft);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-sm);
    padding: 24px;
}

.checkout-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-hairline);
    margin-bottom: 16px;
}

.summary-label {
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--color-mute);
}

.product-item-checkout {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
}

.product-name {
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 600;
    color: var(--color-ink);
}

.summary-price {
    text-align: right;
}

.price-total {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-ink);
}

.price-currency {
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--color-mute);
    display: block;
}

.payment-instruction {
    font-family: var(--font-sans);
    font-size: 16px;
    color: var(--color-mute);
    margin-bottom: var(--spacing-lg);
}

.paypal-wrapper {
    background: var(--color-canvas);
    padding: 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-hairline);
}

.payment-status-box {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 14px;
    margin-top: var(--spacing-lg);
}

.payment-status-box.processing {
    background-color: var(--color-canvas-soft);
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
}

.payment-status-box.success {
    background-color: var(--color-canvas-soft);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.payment-status-box.error {
    background-color: var(--color-canvas-soft);
    color: var(--color-danger);
    border: 1px solid var(--color-danger);
}

.checkout-security {
    margin-top: 16px;
}

.security-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--color-mute);
}

.security-disclaimer {
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--color-ash);
    margin-top: 4px;
}

.checkout-actions {
    text-align: center;
    margin-top: 24px;
}

.btn-back {
    font-family: var(--font-sans);
    font-size: 16px;
    color: var(--color-mute);
    text-decoration: underline;
}

/* --- Hero TUI Mockup --- */

.hero-tui-mockup {
    background-color: var(--color-surface-dark);
    color: var(--color-on-primary);
    padding: 48px 32px;
    border-radius: var(--radius-none);
    margin: var(--spacing-xl) 0;
    font-family: var(--font-mono);
    border: 1px solid var(--color-hairline-strong);
}

.tui-header {
    margin-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--color-hairline-strong);
    padding-bottom: var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--color-ash);
}

.tui-prompt-row {
    background-color: var(--color-surface-dark-elevated);
    color: var(--color-on-primary);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
    display: flex;
    gap: var(--spacing-md);
}

.tui-cursor {
    display: inline-block;
    width: 8px;
    height: 1.2em;
    background-color: var(--color-on-primary);
    vertical-align: middle;
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* --- Hero Media (Video / Image) --- */

.hero-media {
    background-color: var(--color-surface-dark);
    color: var(--color-on-primary);
    padding: 0; /* El media ocupa todo el contenedor */
    border-radius: var(--radius-none);
    border: 1px solid var(--color-hairline-strong);
    overflow: hidden;
    position: relative;
}

.hero-media video,
.hero-media img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* When media needs padding (captions, overlays) */
.hero-media--padded {
    padding: 48px 32px;
}

.hero-media-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 32px;
    background: linear-gradient(to top, rgba(32, 29, 29, 0.85), transparent);
    color: var(--color-on-primary);
    font-family: var(--font-sans);
    font-size: 14px;
}

.hero-media-caption h3 {
    color: var(--color-on-primary);
    margin-bottom: 4px;
}

.hero-media-caption p {
    color: var(--color-ash);
}

/* --- Embed de vídeo (YouTube) --- */

/* Contenedor 16:9: el iframe se posiciona absoluto para que la altura
   no dependa del contenido cargado y no haya salto de layout. */
.video-embed {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: var(--color-surface-dark);
    border: 1px solid var(--color-hairline-strong);
    overflow: hidden;
}

.video-embed iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* --- Newsletter Component --- */

.newsletter {
    width: 100%;
    text-align: left;
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    width: 100%;
}

/* Campos de texto (newsletter, búsqueda) */
.newsletter-input,
.search-input {
    background-color: var(--color-field);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    height: 40px;
    flex: 1;
    min-width: 0;
    color: var(--color-ink);
    font-family: var(--font-sans);
    font-size: 16px;
    outline: none;
    transition: background-color 0.2s, border-color 0.2s;
}

.newsletter-input:focus,
.search-input:focus {
    background-color: var(--color-canvas);
    border-color: var(--color-ink);
}

.newsletter-input::placeholder,
.search-input::placeholder {
    color: var(--color-ash);
}

.newsletter-submit,
.search-submit {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    border: none;
    border-radius: var(--radius-sm);
    padding: 0 20px;
    height: 40px;
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    line-height: 2;
    transition: background-color 0.2s;
    white-space: nowrap;
}

.newsletter-submit:active,
.search-submit:active {
    background-color: var(--color-ink-deep);
}

.newsletter-submit:disabled,
.search-submit:disabled {
    background-color: var(--color-surface-card);
    color: var(--color-ash);
    cursor: not-allowed;
}

.newsletter-privacy {
    margin-top: var(--spacing-md);
    font-size: 13px;
    color: var(--color-mute);
}

.newsletter-privacy a {
    color: var(--color-ink);
    text-decoration: underline;
}

@media (max-width: 640px) {
    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-input,
    .newsletter-submit {
        width: 100%;
        flex: none;
    }

    section,
    .hero {
        padding-top: 48px;
        padding-bottom: 48px;
    }
}

/* --- Búsqueda --- */

.search-results-header {
    margin-bottom: 48px;
}

.results-count {
    color: var(--color-mute);
    margin-top: var(--spacing-sm);
}

.search-refine {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    margin-top: var(--spacing-xl);
    max-width: 480px;
}

.no-results-found {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-md);
    padding: 48px var(--spacing-xl);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-sm);
    background-color: var(--color-canvas-soft);
}

/* Un mensaje de estado vacío no es un título de sección */
.no-results-found h3 {
    font-size: var(--heading-1); /* 19.2px */
    line-height: 1.25;
}

.no-results-found p {
    color: var(--color-mute);
    max-width: 48ch;
}

.empty-icon {
    width: 40px;
    height: 40px;
    color: var(--color-ash);
}

/* --- Documentos legales --- */

/* Son texto corrido, no una landing: sus headings van al tramo bajo de la
   escala y con más aire arriba que abajo, para que cada sección se lea
   pegada a su texto y no compitan con el título de la página. */
.legal-doc h2 {
    font-size: var(--heading-1); /* 19.2px */
    line-height: 1.25;
    margin-top: var(--spacing-xxl);
}

.legal-doc h3 {
    font-size: var(--heading-0); /* 16px */
    line-height: 1.3;
    margin-top: var(--spacing-xl);
}

/* --- Testimonials --- */

.testimonial-row {
    background-color: var(--color-canvas-soft);
    color: var(--color-body);
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.testimonial-row + .testimonial-row {
    margin-top: var(--spacing-md);
}

.testimonial-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background-color: var(--color-accent);
    flex-shrink: 0;
}

.testimonial-name {
    font-weight: 700;
    color: var(--color-ink);
}

.testimonial-meta {
    font-size: 14px;
    color: var(--color-mute);
}

/* --- List Rows (ASCII Bullets) --- */

.list-row {
    padding: 8px 0;
    color: var(--color-body);
    font-size: 16px;
    line-height: 1.5;
}

.list-row strong {
    color: var(--color-ink);
    font-weight: 700;
}

.list-row::before {
    content: "[+]";
    color: var(--color-ink);
    font-weight: 700;
    margin-right: var(--spacing-sm);
}

.list-row.minus::before { content: "[-]"; }
.list-row.check::before { content: "[x]"; }

/* --- Installation Steps --- */

.install-steps {
    list-style: none;
    padding: 0;
    margin: 0;
}

.install-step {
    display: flex;
    gap: 12px;
    padding: 8px 0;
    align-items: flex-start;
}

.install-step-num {
    font-weight: 700;
    color: var(--color-ink);
    flex-shrink: 0;
    min-width: 3ch;
    font-size: 16px;
}

.install-step-content {
    color: var(--color-body);
    font-size: 16px;
    line-height: 1.5;
}

.install-step-content strong {
    color: var(--color-ink);
    font-weight: 700;
}

.install-step-content a {
    color: var(--color-ink);
    text-decoration: underline;
}

/* --- FAQ Rows --- */

.faq-item {
    padding: 8px 0;
}

.faq-question {
    display: flex;
    gap: var(--spacing-md);
    font-weight: 700;
    color: var(--color-ink);
    cursor: pointer;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 8px 0;
    font-family: inherit;
}

.faq-question::before {
    content: "+";
    flex-shrink: 0;
    color: var(--color-mute);
}

.faq-item.is-active .faq-question::before {
    content: "−";
    color: var(--color-ink);
}

.faq-answer {
    display: none;
    padding: 8px 0 16px 2ch;
    color: var(--color-body);
    font-size: 15px;
}

.faq-item.is-active .faq-answer {
    display: block;
}

/* --- Hero Section --- */

.hero-subtitle {
    font-size: 16px;
    color: var(--color-body);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* --- Account Nav --- */

.account-nav {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--color-hairline);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.account-nav-item {
    padding: 12px 20px;
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 500;
    color: var(--color-mute);
    text-decoration: none;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}

.account-nav-item:hover {
    color: var(--color-ink);
}

.account-nav-item.is-active {
    color: var(--color-ink);
    border-bottom-color: var(--color-ink);
}

.account-panel {
    display: none;
}

.account-panel.is-active {
    display: block;
}

/* Título de panel: va sobre filas de 16px, así que usa el tramo bajo de la
   escala (mismo paso que los títulos de documento), no el h2 de sección. */
.account-panel h2 {
    font-size: var(--heading-1); /* 18px · 19.2px */
    line-height: 1.25;
}

/* --- Product Grid --- */

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.product-card {
    background-color: var(--color-canvas-soft);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-sm);
    overflow: hidden;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    transition: border-color 0.2s;
}

.product-card:hover {
    border-color: var(--color-hairline-strong);
}

.product-card-image {
    aspect-ratio: 16/10;
    overflow: hidden;
    background-color: var(--color-surface-card);
    position: relative; /* Ancla el badge de tipo */
}

.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Badge de tipo: distingue los cursos en el catálogo y en el buscador.
   Mismo chip que .hero-news-badge, anclado a la esquina de la imagen. */
.product-card-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    display: inline-block;
    background-color: var(--color-ink);
    color: var(--color-canvas);
    font-size: 12px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.product-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-ash);
}

.product-card-body {
    padding: 16px;
    flex: 1;
}

.product-card-body h2 {
    margin-bottom: 4px;
}

.product-card-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--color-hairline);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
}

/* --- Features Grid --- */

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background-color: var(--color-canvas-soft);
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-sm);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.feature-icon {
    color: var(--color-ink);
    margin-bottom: 4px;
}

.feature-icon-svg {
    width: 28px;
    height: 28px;
}

.feature-desc {
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--color-body);
    line-height: 1.5;
    margin: 0;
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* --- Dropzone --- */

.dropzone {
    background-color: var(--color-canvas-soft);
    border: 2px dashed var(--color-hairline-strong);
    border-radius: var(--radius-sm);
    padding: 48px 24px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background-color 0.2s;
}

.dropzone:hover {
    border-color: var(--color-ink);
    background-color: var(--color-surface-card);
}

.dropzone.is-dragover {
    border-color: var(--color-ink);
    background-color: var(--color-surface-card);
}

.dropzone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.dropzone-icon {
    color: var(--color-ink);
    margin: 0;
}

.dropzone-icon-svg {
    width: 40px;
    height: 40px;
}

.dropzone-text {
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 500;
    color: var(--color-ink);
    margin: 0;
}

.dropzone-hint {
    font-family: var(--font-sans);
    font-size: 13px;
    color: var(--color-mute);
    margin: 0 0 8px;
}

.dropzone-btn {
    margin-top: 4px;
    pointer-events: none;
}

/* --- Footer --- */

.main-footer {
    padding: 64px 0;
    border-top: 1px solid var(--color-hairline);
    background-color: var(--color-canvas);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 32px;
    margin-bottom: 48px;
}

.footer-col h6 {
    margin: 0 0 16px;
    font-weight: 700;
    font-size: 14px;
    color: var(--color-ink);
}

.footer-col a, .footer-col span {
    display: block;
    margin: 0 0 10px;
    color: var(--color-body);
    font-size: 14px;
    text-decoration: none;
}

.footer-col a:hover {
    color: var(--color-ink);
    text-decoration: underline;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--color-mute);
    padding-top: 24px;
    border-top: 1px solid var(--color-hairline);
}

.footer-bottom-left {
    display: flex;
    align-items: center;
    gap: 24px;
}

.action-icon-sm {
    width: 18px;
    height: 18px;
    color: var(--color-mute);
}

.current-lang-sm {
    font-size: 12px;
    font-weight: 700;
    color: var(--color-mute);
    margin-left: 4px;
}

/* Dropup specific logic */
.dropdown.dropup .dropdown-menu {
    top: auto;
    bottom: 100%;
    margin-top: 0;
    margin-bottom: 8px;
}

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

.heart-icon {
    width: 14px;
    height: 14px;
    color: var(--color-danger);
}

@media (max-width: 760px) {
    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 24px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}