/* ============================================
   YIA | RESPONSIVE (MOBILE FIRST)
   Breakpoints: 640px / 768px / 1024px / 1280px
   ============================================ */

/* === MOBILE BASE (default) ajustes específicos === */
@media (max-width: 1023px) {
    :root {
        --altura-header: 70px;
    }

    /* NAV mobile */
    .menu-toggle {
        display: flex;
    }

    .navbar {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 360px;
        height: 100vh;
        background: var(--color-negro-suave);
        border-left: 1px solid var(--color-borde);
        padding: calc(var(--altura-header) + var(--sp-6)) var(--sp-6) var(--sp-6);
        transition: right var(--transicion-media);
        z-index: 1;
        overflow-y: auto;
    }

    .navbar.open {
        right: 0;
        box-shadow: var(--sombra-lg);
    }

    .navbar-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--sp-2);
        width: 100%;
    }

    .navbar-list li {
        width: 100%;
    }

    .navbar-link {
        display: block;
        padding: var(--sp-4) 0;
        font-size: var(--fs-md);
        width: 100%;
        border-bottom: 1px solid var(--color-borde);
    }

    .navbar-link::after {
        display: none;
    }

    .navbar .btn {
        width: 100%;
        margin-top: var(--sp-5);
    }

    /* Overlay */
    .menu-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.7);
        backdrop-filter: blur(4px);
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--transicion-media);
        z-index: 0;
    }

    .menu-overlay.active {
        opacity: 1;
        pointer-events: auto;
    }
}

/* === TABLET === */
@media (max-width: 1023px) {
    :root {
        --fs-5xl: 3.5rem;
        --fs-4xl: 2.5rem;
        --fs-3xl: 2rem;
        --fs-2xl: 1.5rem;
    }

    section {
        padding: var(--sp-8) 0;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--sp-6);
    }

    .content-grid-2 {
        grid-template-columns: 1fr;
        gap: var(--sp-6);
    }
}

/* === MOBILE === */
@media (max-width: 640px) {
    :root {
        --container-padding: 1rem;
        --fs-5xl: 2.5rem;
        --fs-4xl: 2rem;
        --fs-3xl: 1.75rem;
        --fs-2xl: 1.375rem;
        --fs-xl: 1.25rem;
    }

    h1 {
        font-size: var(--fs-3xl);
    }

    .hero {
        min-height: auto;
        padding-top: calc(var(--altura-header) + var(--sp-7));
    }

    .hero h1 {
        font-size: var(--fs-3xl);
    }

    .hero-subtitle {
        font-size: var(--fs-base);
    }

    .hero-cta-group {
        flex-direction: column;
        width: 100%;
    }

    .hero-cta-group .btn {
        width: 100%;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--sp-4);
    }

    .stat-number {
        font-size: var(--fs-2xl);
    }

    section {
        padding: var(--sp-7) 0;
    }

    .section-header {
        margin-bottom: var(--sp-6);
    }

    .servicios-grid {
        grid-template-columns: 1fr;
    }

    .servicio-card {
        padding: var(--sp-5);
    }

    .proceso-grid {
        grid-template-columns: 1fr;
    }

    .beneficios-grid {
        grid-template-columns: 1fr;
    }

    .footer {
        padding: var(--sp-8) 0 var(--sp-5);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--sp-6);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
    }

    .form-wrapper {
        padding: var(--sp-5);
    }

    .page-header {
        padding-top: calc(var(--altura-header) + var(--sp-6));
        padding-bottom: var(--sp-6);
    }

    .page-header h1 {
        font-size: var(--fs-3xl);
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 16px;
        right: 16px;
    }

    .whatsapp-float svg {
        width: 24px;
        height: 24px;
    }
}

/* === MOBILE PEQUEÑO === */
@media (max-width: 380px) {
    .hero-stats {
        grid-template-columns: 1fr;
    }

    .logo-text .logo-main {
        font-size: var(--fs-sm);
    }
}

/* === DESKTOP GRANDE === */
@media (min-width: 1280px) {
    .hero h1 {
        font-size: var(--fs-5xl);
    }
}

/* === REDUCE MOTION === */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}