/* ==========================================================================
   REGINA MURRAY — ESTUDIO & TALENTO
   Identidad Visual Editorial & Diseño Web Mobile-First (es-MX)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. VARIABLES & DESIGN TOKENS EDITORIALES
   -------------------------------------------------------------------------- */
:root {
    /* Paleta Cromática Base & Contrastes Controlados */
    --color-ivory: #F8F6F0;
    --color-ivory-light: #FCFBF8;
    --color-white: #FFFFFF;
    --color-charcoal: #242321;
    --color-charcoal-pure: #1A1918;
    --color-charcoal-card: #201F1D;
    --color-charcoal-muted: #575550;
    --color-taupe: #B8AA9A;
    --color-taupe-dark: #756658;
    --color-taupe-light: #E4DDD5;
    --color-sand: #F2EDE5;
    --color-sand-warm: #EAE4D9;
    --color-gray-soft: #E8E5E0;
    
    /* Bordes y Separadores */
    --color-border: rgba(36, 35, 33, 0.12);
    --color-border-light: rgba(36, 35, 33, 0.06);
    --color-border-dark: rgba(248, 246, 240, 0.14);
    --color-border-dark-light: rgba(248, 246, 240, 0.08);

    /* Estados y Feedback Accesible */
    --color-success-bg: #EBF5EE;
    --color-success-text: #216138;
    --color-success-border: #BCDDC4;
    --color-error-bg: #FDF0EE;
    --color-error-text: #96281B;
    --color-error-border: #F3C3BC;

    /* Tipografías */
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

    /* Escala Tipográfica Fluida (Optimizada desde 320px hasta 1600px+) */
    --text-xs: clamp(0.72rem, 0.68rem + 0.12vw, 0.8rem);
    --text-sm: clamp(0.8125rem, 0.78rem + 0.15vw, 0.875rem);
    --text-base: clamp(0.9375rem, 0.9rem + 0.2vw, 1.0625rem);
    --text-md: clamp(1rem, 0.95rem + 0.3vw, 1.1875rem);
    --text-lg: clamp(1.15rem, 1.05rem + 0.4vw, 1.375rem);
    --text-xl: clamp(1.25rem, 1.15rem + 0.7vw, 1.75rem);
    --text-2xl: clamp(1.5rem, 1.3rem + 1.2vw, 2.35rem);
    --text-3xl: clamp(1.85rem, 1.5rem + 1.8vw, 3.25rem);
    --text-hero: clamp(2.15rem, 1.7rem + 2.6vw, 4.25rem);

    /* Espaciado Modular */
    --space-2xs: 0.25rem;
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4.5rem;
    --space-section: clamp(3.5rem, 2.5rem + 3.5vw, 7rem);

    /* Layout & Contenedores */
    --container-max: 1320px;
    --container-narrow: 880px;
    --header-height: 76px;

    /* Transiciones & Sombras */
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-editorial: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-subtle: 0 4px 20px rgba(36, 35, 33, 0.05);
    --shadow-hover: 0 14px 40px rgba(36, 35, 33, 0.1);
    --shadow-dark: 0 12px 36px rgba(0, 0, 0, 0.35);
}

/* --------------------------------------------------------------------------
   2. RESET Y ESTILOS BASE MOBILE-FIRST
   -------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    background-color: var(--color-ivory);
    color: var(--color-charcoal);
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.65;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    position: relative;
    width: 100%;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast), border-color var(--transition-fast), opacity var(--transition-fast);
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

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

ul, ol {
    list-style: none;
}

/* Enfoque accesible visible */
:focus-visible {
    outline: 2px solid var(--color-taupe-dark);
    outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   3. TIPOGRAFÍA EDITORIAL & JERARQUÍA
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-charcoal-pure);
    letter-spacing: -0.015em;
    overflow-wrap: break-word;
    word-break: normal;
}

.serif-italic {
    font-style: italic;
    font-weight: 400;
}

.headline-hero {
    font-size: var(--text-hero);
    line-height: 1.08;
    font-weight: 500;
    letter-spacing: -0.025em;
}

.headline-section {
    font-size: var(--text-3xl);
    line-height: 1.15;
    margin-bottom: var(--space-md);
}

.headline-card {
    font-size: var(--text-xl);
    line-height: 1.25;
}

.lead-text {
    font-size: var(--text-md);
    line-height: 1.7;
    color: var(--color-charcoal-muted);
}

.eyebrow {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--color-taupe-dark);
    margin-bottom: var(--space-xs);
}

.editorial-number {
    font-family: var(--font-serif);
    font-size: var(--text-2xl);
    font-style: italic;
    color: var(--color-taupe-dark);
    line-height: 1;
    display: block;
    margin-bottom: var(--space-xs);
}

/* --------------------------------------------------------------------------
   4. ESTRUCTURA, CONTENEDORES Y SECCIONES ALTERNADAS
   -------------------------------------------------------------------------- */
.site-container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: clamp(1rem, 0.75rem + 1.8vw, 2.5rem);
    padding-right: clamp(1rem, 0.75rem + 1.8vw, 2.5rem);
}

.site-container-narrow {
    max-width: var(--container-narrow);
}

.section-spacing {
    padding-top: var(--space-section);
    padding-bottom: var(--space-section);
}

.section-header {
    margin-bottom: clamp(2rem, 1.5rem + 2vw, 3.75rem);
}

.section-header.text-center {
    text-align: center;
}

.section-header.text-center .lead-text {
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.section-divider {
    height: 1px;
    background-color: var(--color-border);
    border: none;
    margin: 0;
}

/* Modificadores de Sección para Ritmo Visual Dinámico */
.section-sand {
    background-color: var(--color-sand);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.section-dark {
    background-color: var(--color-charcoal-pure);
    color: var(--color-ivory);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
    color: var(--color-white);
}

.section-dark .lead-text {
    color: rgba(248, 246, 240, 0.75);
}

.section-dark .eyebrow {
    color: var(--color-taupe);
}

/* --------------------------------------------------------------------------
   5. BOTONES ACCESIBLES & ELEMENTOS DE ACCIÓN
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: 0.05em;
    min-height: 48px;
    padding: 0.875rem 1.75rem;
    border-radius: 2px;
    transition: all var(--transition-smooth);
    white-space: nowrap;
    text-align: center;
    cursor: pointer;
    line-height: 1.2;
    touch-action: manipulation;
}

.btn:active {
    transform: scale(0.98);
}

.btn-sm {
    min-height: 44px;
    padding: 0.625rem 1.25rem;
    font-size: var(--text-xs);
    letter-spacing: 0.06em;
}

.btn-lg {
    min-height: 52px;
    padding: 1rem 2.25rem;
    font-size: var(--text-base);
}

.btn-block {
    width: 100%;
}

.btn-primary {
    background-color: var(--color-charcoal);
    color: var(--color-ivory);
    border: 1px solid var(--color-charcoal);
    box-shadow: 0 4px 12px rgba(36, 35, 33, 0.12);
}

.btn-primary:hover {
    background-color: var(--color-taupe-dark);
    border-color: var(--color-taupe-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(36, 35, 33, 0.2);
}

.btn-outline-dark {
    background-color: transparent;
    color: var(--color-charcoal);
    border: 1.5px solid var(--color-charcoal);
}

.btn-outline-dark:hover {
    background-color: var(--color-charcoal);
    color: var(--color-ivory);
    transform: translateY(-2px);
}

.btn-outline-light {
    background-color: transparent;
    color: var(--color-ivory);
    border: 1.5px solid rgba(248, 246, 240, 0.45);
}

.btn-outline-light:hover {
    background-color: var(--color-ivory);
    color: var(--color-charcoal);
    border-color: var(--color-ivory);
    transform: translateY(-2px);
}

.btn-accent {
    background-color: var(--color-taupe-dark);
    color: var(--color-white);
    border: 1px solid var(--color-taupe-dark);
}

.btn-accent:hover {
    background-color: var(--color-charcoal-pure);
    border-color: var(--color-charcoal-pure);
    transform: translateY(-2px);
}

.btn-text {
    background: transparent;
    border: none;
    padding: 0.25rem 0;
    color: var(--color-charcoal);
    font-weight: 600;
    font-size: var(--text-sm);
    letter-spacing: 0.04em;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    border-bottom: 1.5px solid currentColor;
    min-height: 44px;
}

.btn-text:hover {
    color: var(--color-taupe-dark);
    border-bottom-color: var(--color-taupe-dark);
    gap: 0.7rem;
}

.section-dark .btn-text {
    color: var(--color-ivory);
}

.section-dark .btn-text:hover {
    color: var(--color-taupe);
}

/* --------------------------------------------------------------------------
   6. ENCABEZADO Y NAVEGACIÓN PRINCIPAL
   -------------------------------------------------------------------------- */
.top-announcement {
    background-color: var(--color-charcoal-pure);
    color: var(--color-ivory);
    font-size: var(--text-xs);
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-announcement-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.65rem;
    text-align: center;
}

.announcement-pill {
    background-color: rgba(184, 170, 154, 0.28);
    color: var(--color-taupe-light);
    padding: 0.2rem 0.6rem;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.announcement-text {
    opacity: 0.9;
}

.announcement-link {
    color: var(--color-taupe-light);
    font-weight: 600;
    border-bottom: 1px solid rgba(228, 221, 213, 0.5);
    padding-bottom: 1px;
}

.announcement-link:hover {
    color: var(--color-white);
    border-bottom-color: var(--color-white);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(248, 246, 240, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

/* Logotipo */
.brand-logo {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    min-height: 44px;
    justify-content: center;
}

.brand-title {
    font-family: var(--font-serif);
    font-size: clamp(1.15rem, 1.05rem + 0.5vw, 1.625rem);
    font-weight: 600;
    letter-spacing: 0.12em;
    color: var(--color-charcoal-pure);
    line-height: 1.05;
}

.brand-subtitle {
    font-family: var(--font-sans);
    font-size: 0.625rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    color: var(--color-taupe-dark);
    text-transform: uppercase;
    margin-top: 0.15rem;
}

/* Menú de Escritorio */
.nav-desktop .nav-list {
    display: flex;
    align-items: center;
    gap: clamp(1.25rem, 1rem + 1.2vw, 2.25rem);
}

.nav-desktop .nav-link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-charcoal);
    padding: 0.5rem 0;
    position: relative;
    letter-spacing: 0.02em;
    display: inline-block;
    min-height: 44px;
    line-height: 28px;
}

.nav-desktop .nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 0;
    width: 0%;
    height: 1.5px;
    background-color: var(--color-charcoal);
    transition: width var(--transition-smooth);
}

.nav-desktop .nav-link:hover::after,
.nav-desktop .nav-link.active::after {
    width: 100%;
}

.nav-desktop .nav-link.active {
    font-weight: 600;
    color: var(--color-charcoal-pure);
}

.header-action {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Botón Hamburguesa con Zona Táctil Accesible (44 × 44px) */
.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    padding: 10px 8px;
    z-index: 1050;
    cursor: pointer;
}

.hamburger-box {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 16px;
}

.hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-charcoal);
    transition: transform var(--transition-smooth), opacity var(--transition-smooth);
}

/* --------------------------------------------------------------------------
   7. MENÚ MÓVIL DESPLEGABLE ACCESIBLE
   -------------------------------------------------------------------------- */
.mobile-nav-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(26, 25, 24, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 1100;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-smooth), visibility var(--transition-smooth);
}

.mobile-nav-backdrop.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 360px;
    height: 100vh;
    background-color: var(--color-ivory);
    z-index: 1200;
    display: flex;
    flex-direction: column;
    padding: 1.75rem 1.5rem;
    padding-top: max(1.75rem, env(safe-area-inset-top));
    padding-bottom: max(2rem, env(safe-area-inset-bottom));
    transform: translateX(100%);
    transition: transform var(--transition-editorial);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: -8px 0 35px rgba(0, 0, 0, 0.2);
}

.mobile-nav-drawer.active {
    transform: translateX(0);
}

.mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 1.75rem;
}

.mobile-brand-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.1em;
}

.mobile-close-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    line-height: 1;
    color: var(--color-charcoal);
    cursor: pointer;
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.mobile-nav-link {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 500;
    color: var(--color-charcoal);
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 0.4rem 0.5rem;
    transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.mobile-nav-link.active,
.mobile-nav-link:hover {
    color: var(--color-taupe-dark);
    padding-left: 0.85rem;
}

.mobile-nav-cta {
    margin-bottom: 2rem;
}

.mobile-nav-contact-info {
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.mobile-contact-label {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-taupe-dark);
    margin-bottom: 0.35rem;
}

.mobile-contact-email {
    font-weight: 600;
    font-size: var(--text-sm);
    display: block;
    margin-bottom: 1rem;
    min-height: 44px;
    line-height: 44px;
}

.mobile-social-links {
    display: flex;
    gap: 1rem;
    font-size: var(--text-xs);
    color: var(--color-charcoal-muted);
}

.mobile-social-links a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

/* --------------------------------------------------------------------------
   8. HERO SECTION EDITORIAL (PÁGINA DE INICIO)
   -------------------------------------------------------------------------- */
.hero-editorial {
    padding-top: clamp(2rem, 1.25rem + 3vw, 4.5rem);
    padding-bottom: clamp(2.75rem, 2rem + 3.5vw, 5.5rem);
    background: linear-gradient(180deg, var(--color-ivory-light) 0%, #F1ECE4 100%);
    position: relative;
    border-bottom: 1px solid var(--color-border);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: clamp(2rem, 1.5rem + 3vw, 5rem);
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: 0.4rem 0.9rem;
    border-radius: 100px;
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-charcoal);
    margin-bottom: var(--space-md);
    box-shadow: var(--shadow-subtle);
}

.hero-tag-dot {
    width: 7px;
    height: 7px;
    background-color: var(--color-taupe-dark);
    border-radius: 50%;
}

.hero-title {
    font-size: var(--text-hero);
    line-height: 1.06;
    margin-bottom: var(--space-md);
    color: var(--color-charcoal-pure);
}

.hero-title span {
    display: block;
}

.hero-title .serif-italic {
    color: var(--color-taupe-dark);
}

.hero-description {
    font-size: var(--text-md);
    line-height: 1.7;
    color: var(--color-charcoal-muted);
    margin-bottom: var(--space-xl);
    max-width: 580px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: var(--space-2xl);
    width: 100%;
}

.hero-pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
    width: 100%;
}

.pillar-item {
    display: flex;
    flex-direction: column;
}

.pillar-value {
    font-family: var(--font-serif);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-charcoal-pure);
    line-height: 1.1;
}

.pillar-label {
    font-size: var(--text-xs);
    color: var(--color-charcoal-muted);
    margin-top: 0.25rem;
    line-height: 1.35;
}

/* Composición de Imagen Editorial Hero con Marco Layered */
.hero-visual {
    position: relative;
    width: 100%;
}

.hero-image-card {
    position: relative;
    border-radius: 2px;
    overflow: hidden;
    background-color: var(--color-sand);
    box-shadow: var(--shadow-hover);
    aspect-ratio: 4 / 5;
    border: 1px solid var(--color-border);
}

.hero-image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 22%;
    transition: transform var(--transition-editorial);
}

.hero-image-card:hover img {
    transform: scale(1.03);
}

.hero-floating-badge {
    position: absolute;
    bottom: clamp(1rem, 0.75rem + 1vw, 1.5rem);
    left: clamp(1rem, 0.75rem + 1vw, 1.5rem);
    right: clamp(1rem, 0.75rem + 1vw, 1.5rem);
    background-color: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: clamp(1rem, 0.85rem + 0.5vw, 1.25rem);
    border-radius: 2px;
    border: 1px solid rgba(184, 170, 154, 0.3);
    box-shadow: 0 8px 24px rgba(36, 35, 33, 0.08);
}

.badge-caption {
    font-family: var(--font-serif);
    font-size: var(--text-base);
    font-style: italic;
    color: var(--color-charcoal-pure);
    margin-bottom: 0.2rem;
    line-height: 1.4;
}

.badge-subcaption {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-taupe-dark);
    font-weight: 600;
}

/* --------------------------------------------------------------------------
   9. SECCIÓN INTRODUCCIÓN SOBRE REGINA
   -------------------------------------------------------------------------- */
.home-about-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: clamp(2.5rem, 2rem + 3vw, 5rem);
    align-items: center;
}

.home-about-image-wrap {
    position: relative;
    width: 100%;
}

.home-about-image {
    aspect-ratio: 4 / 5;
    background-color: var(--color-sand);
    border-radius: 2px;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--color-border);
}

.home-about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.editorial-stamp {
    position: absolute;
    top: -1rem;
    right: -1rem;
    width: 105px;
    height: 105px;
    border-radius: 50%;
    background-color: var(--color-charcoal-pure);
    color: var(--color-ivory);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0.5rem;
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border: 3px solid var(--color-ivory);
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.15);
    z-index: 2;
}

/* --------------------------------------------------------------------------
   10. TARJETAS DE SERVICIOS (HOME & GENERAL)
   -------------------------------------------------------------------------- */
.services-grid-4 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(1.25rem, 1rem + 1.2vw, 2.25rem);
}

.service-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 2px;
    padding: clamp(1.75rem, 1.25rem + 1.5vw, 2.75rem);
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
    position: relative;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--color-taupe);
}

.service-card-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
}

.service-card-title {
    font-size: var(--text-xl);
    line-height: 1.25;
    margin-bottom: var(--space-sm);
}

.service-card-desc {
    color: var(--color-charcoal-muted);
    font-size: var(--text-base);
    line-height: 1.65;
    margin-bottom: var(--space-lg);
}

.service-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: var(--space-lg);
}

.service-pill {
    background-color: var(--color-ivory);
    border: 1px solid var(--color-border);
    color: var(--color-charcoal);
    font-size: var(--text-xs);
    font-weight: 500;
    padding: 0.3rem 0.7rem;
    border-radius: 100px;
}

.service-card-footer {
    margin-top: auto;
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border-light);
}

/* --------------------------------------------------------------------------
   11. PÁGINA SERVICIOS DETALLADA (servicios.php)
   -------------------------------------------------------------------------- */
.service-category-block {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 2px;
    padding: clamp(1.75rem, 1.25rem + 2vw, 3.75rem);
    margin-bottom: clamp(2rem, 1.5rem + 2vw, 3.5rem);
    box-shadow: var(--shadow-subtle);
    transition: border-color var(--transition-fast);
}

.service-category-block.service-block-sand {
    background-color: var(--color-sand);
    border-color: rgba(184, 170, 154, 0.4);
}

.service-category-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: clamp(2rem, 1.5rem + 2vw, 4rem);
    align-items: flex-start;
}

.service-category-grid.service-grid-reverse {
    grid-template-columns: 0.85fr 1.15fr;
}

.service-category-grid.service-grid-reverse > div:first-child {
    order: 2;
}

.service-category-grid.service-grid-reverse > .service-category-visual {
    order: 1;
}

.service-category-lead {
    font-size: var(--text-md);
    color: var(--color-charcoal-muted);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.service-items-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin-bottom: var(--space-xl);
}

.service-subitem {
    border-left: 2px solid var(--color-taupe-dark);
    padding-left: 0.875rem;
}

.service-subitem-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-charcoal-pure);
    margin-bottom: 0.2rem;
}

.service-subitem-desc {
    font-size: var(--text-sm);
    color: var(--color-charcoal-muted);
    line-height: 1.55;
}

.service-category-visual {
    position: relative;
    aspect-ratio: 4 / 5;
    border-radius: 2px;
    overflow: hidden;
    background-color: var(--color-sand);
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--color-border);
}

.service-category-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-editorial);
}

.service-category-block:hover .service-category-visual img {
    transform: scale(1.02);
}

/* Proceso de Trabajo */
.process-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.process-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: 1.75rem 1.35rem;
    border-radius: 2px;
    transition: transform var(--transition-smooth);
}

.process-card:hover {
    transform: translateY(-3px);
}

.process-step-num {
    font-family: var(--font-serif);
    font-size: var(--text-lg);
    font-style: italic;
    color: var(--color-taupe-dark);
    margin-bottom: 0.5rem;
}

.process-title {
    font-size: var(--text-base);
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.process-desc {
    font-size: var(--text-sm);
    color: var(--color-charcoal-muted);
    line-height: 1.6;
}

/* --------------------------------------------------------------------------
   12. PORTAFOLIO Y FILTROS INTERACTIVOS
   -------------------------------------------------------------------------- */
.portfolio-filters {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-bottom: clamp(2rem, 1.5rem + 2vw, 3.5rem);
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--color-border);
    min-height: 44px;
    padding: 0.55rem 1.25rem;
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--color-charcoal-muted);
    border-radius: 100px;
    transition: all var(--transition-fast);
    touch-action: manipulation;
}

.filter-btn:hover {
    color: var(--color-charcoal-pure);
    border-color: var(--color-charcoal);
}

.filter-btn.active {
    background-color: var(--color-charcoal);
    border-color: var(--color-charcoal);
    color: var(--color-ivory);
}

.section-dark .filter-btn {
    border-color: var(--color-border-dark);
    color: rgba(248, 246, 240, 0.7);
}

.section-dark .filter-btn:hover {
    color: var(--color-white);
    border-color: var(--color-white);
}

.section-dark .filter-btn.active {
    background-color: var(--color-ivory);
    border-color: var(--color-ivory);
    color: var(--color-charcoal-pure);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.25rem, 1rem + 1vw, 2.25rem);
}

.portfolio-item {
    display: flex;
    flex-direction: column;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 2px;
    overflow: hidden;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.portfolio-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.section-dark .portfolio-item {
    background-color: var(--color-charcoal-card);
    border-color: var(--color-border-dark);
}

.section-dark .portfolio-item:hover {
    box-shadow: var(--shadow-dark);
    border-color: var(--color-taupe);
}

.portfolio-thumb {
    position: relative;
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background-color: var(--color-sand);
}

.portfolio-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-editorial);
}

.portfolio-item:hover .portfolio-thumb img {
    transform: scale(1.04);
}

.portfolio-category-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    padding: 0.3rem 0.65rem;
    border-radius: 2px;
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-charcoal-pure);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.portfolio-info {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.portfolio-title {
    font-size: var(--text-lg);
    line-height: 1.3;
    margin-bottom: 0.4rem;
}

.portfolio-desc {
    font-size: var(--text-sm);
    color: var(--color-charcoal-muted);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.section-dark .portfolio-desc {
    color: rgba(248, 246, 240, 0.7);
}

.portfolio-meta {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--text-xs);
    color: var(--color-taupe-dark);
    font-weight: 500;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border-light);
}

.section-dark .portfolio-meta {
    border-top-color: var(--color-border-dark-light);
    color: var(--color-taupe);
}

/* --------------------------------------------------------------------------
   13. CITA EDITORIAL & TESTIMONIOS
   -------------------------------------------------------------------------- */
.editorial-quote-section {
    background-color: var(--color-charcoal);
    color: var(--color-ivory);
    padding-top: var(--space-section);
    padding-bottom: var(--space-section);
    position: relative;
}

.quote-inner {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.quote-mark {
    font-family: var(--font-serif);
    font-size: 5rem;
    line-height: 1;
    color: var(--color-taupe);
    opacity: 0.45;
    display: block;
    margin-bottom: -1.75rem;
}

.quote-text {
    font-family: var(--font-serif);
    font-size: clamp(1.4rem, 1.15rem + 1.2vw, 2.25rem);
    line-height: 1.45;
    font-weight: 400;
    font-style: italic;
    margin-bottom: var(--space-lg);
}

.quote-author {
    font-size: var(--text-xs);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-taupe-light);
    font-weight: 600;
}

/* Testimonios */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.75rem;
}

.testimonial-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: clamp(1.75rem, 1.25rem + 1vw, 2.5rem);
    border-radius: 2px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-subtle);
}

.stars-row {
    color: #D4AF37;
    font-size: 1.15rem;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.testimonial-quote {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    color: var(--color-charcoal-pure);
    font-style: italic;
}

.testimonial-author-wrap {
    margin-top: auto;
    border-top: 1px solid var(--color-border-light);
    padding-top: 1rem;
}

/* --------------------------------------------------------------------------
   14. FORMULARIO DE CONTACTO (contacto.php)
   -------------------------------------------------------------------------- */
.contact-layout {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: clamp(2rem, 1.5rem + 3vw, 5rem);
    align-items: flex-start;
}

.contact-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: clamp(1.75rem, 1.25rem + 2vw, 3.5rem);
    border-radius: 2px;
    box-shadow: var(--shadow-subtle);
}

.contact-info-panel {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.contact-info-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: clamp(1.5rem, 1.25rem + 1vw, 2rem);
    border-radius: 2px;
}

.info-item {
    display: flex;
    flex-direction: column;
    margin-bottom: 1.35rem;
}

.info-item:last-child {
    margin-bottom: 0;
}

.info-label {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-taupe-dark);
    margin-bottom: 0.25rem;
}

.info-value {
    font-size: var(--text-base);
    color: var(--color-charcoal-pure);
    font-weight: 500;
}

.form-group {
    margin-bottom: 1.35rem;
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-label {
    display: block;
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-charcoal);
    margin-bottom: 0.45rem;
}

.form-label .required {
    color: var(--color-error-text);
}

/* Inputs optimizados para móvil: min-height 48px y font-size 1rem para evitar auto-zoom en iOS */
.form-control {
    width: 100%;
    min-height: 48px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    line-height: 1.5;
    background-color: var(--color-ivory-light);
    border: 1px solid var(--color-border);
    border-radius: 2px;
    color: var(--color-charcoal-pure);
    transition: border-color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
    -webkit-appearance: none;
    appearance: none;
}

select.form-control {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23242321' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-control:focus {
    background-color: var(--color-white);
    border-color: var(--color-charcoal);
    outline: none;
    box-shadow: 0 0 0 3px rgba(36, 35, 33, 0.09);
}

.form-control.is-invalid {
    border-color: var(--color-error-text);
    background-color: var(--color-error-bg);
}

textarea.form-control {
    resize: vertical;
    min-height: 140px;
    padding-top: 0.85rem;
}

.form-checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: var(--text-xs);
    color: var(--color-charcoal-muted);
    line-height: 1.5;
    cursor: pointer;
    min-height: 44px;
    padding: 0.25rem 0;
}

.form-checkbox-label input[type="checkbox"] {
    margin-top: 0.15rem;
    accent-color: var(--color-charcoal);
    width: 20px;
    height: 20px;
    min-width: 20px;
}

.form-checkbox-label a {
    text-decoration: underline;
    color: var(--color-charcoal-pure);
}

.form-error {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-error-text);
    margin-top: 0.35rem;
    font-weight: 500;
}

.alert {
    padding: 1.25rem 1.5rem;
    border-radius: 2px;
    margin-bottom: 1.75rem;
    font-size: var(--text-sm);
    line-height: 1.6;
}

.alert-success {
    background-color: var(--color-success-bg);
    color: var(--color-success-text);
    border: 1px solid var(--color-success-border);
}

.alert-error {
    background-color: var(--color-error-bg);
    color: var(--color-error-text);
    border: 1px solid var(--color-error-border);
}

.alert-title {
    font-weight: 700;
    font-size: var(--text-base);
    display: block;
    margin-bottom: 0.25rem;
}

.hp-field {
    display: none !important;
    visibility: hidden !important;
}

/* --------------------------------------------------------------------------
   15. PÁGINAS LEGALES
   -------------------------------------------------------------------------- */
.legal-content-wrap {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: clamp(1.75rem, 1.25rem + 2vw, 4.5rem);
    border-radius: 2px;
    box-shadow: var(--shadow-subtle);
}

.legal-header {
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1.5rem;
    margin-bottom: 2.5rem;
}

.legal-meta {
    font-size: var(--text-xs);
    color: var(--color-taupe-dark);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.legal-body h2 {
    font-size: var(--text-xl);
    margin-top: 2.25rem;
    margin-bottom: 0.85rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--color-border-light);
}

.legal-body p {
    font-size: var(--text-base);
    color: var(--color-charcoal-muted);
    line-height: 1.75;
    margin-bottom: 1.15rem;
}

.legal-body ul, .legal-body ol {
    margin-bottom: 1.35rem;
    padding-left: 1.35rem;
}

.legal-body li {
    font-size: var(--text-base);
    color: var(--color-charcoal-muted);
    line-height: 1.7;
    margin-bottom: 0.4rem;
}

.legal-placeholder-box {
    background-color: var(--color-sand);
    border-left: 3px solid var(--color-taupe-dark);
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
    font-size: var(--text-sm);
    color: var(--color-charcoal-pure);
}

/* --------------------------------------------------------------------------
   16. FINAL CTA BANNER
   -------------------------------------------------------------------------- */
.final-cta-section {
    background: linear-gradient(180deg, var(--color-sand) 0%, var(--color-ivory) 100%);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.final-cta-box {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: clamp(2.25rem, 1.75rem + 2vw, 4.5rem);
    text-align: center;
    border-radius: 2px;
    box-shadow: var(--shadow-subtle);
    max-width: 920px;
    margin: 0 auto;
}

/* --------------------------------------------------------------------------
   17. PIE DE PÁGINA (FOOTER)
   -------------------------------------------------------------------------- */
.site-footer {
    background-color: var(--color-charcoal-pure);
    color: var(--color-ivory);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top {
    padding-top: clamp(3.5rem, 2.5rem + 3vw, 5.5rem);
    padding-bottom: clamp(2.5rem, 2rem + 2vw, 4rem);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 0.9fr 1fr;
    gap: clamp(1.75rem, 1.25rem + 2vw, 3.5rem);
}

.footer-logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    color: var(--color-white);
    display: block;
    margin-bottom: 0.25rem;
}

.footer-tagline {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-taupe);
    margin-bottom: 1rem;
}

.footer-desc {
    font-size: var(--text-sm);
    color: rgba(248, 246, 240, 0.72);
    line-height: 1.65;
    margin-bottom: 1.5rem;
    max-width: 380px;
}

.footer-social-list {
    display: flex;
    gap: 0.85rem;
}

.social-icon-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.06);
    color: var(--color-ivory);
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: all var(--transition-fast);
}

.social-icon-link:hover {
    background-color: var(--color-taupe);
    color: var(--color-charcoal-pure);
    border-color: var(--color-taupe);
    transform: translateY(-2px);
}

.footer-heading {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-taupe-light);
    margin-bottom: 1.25rem;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.footer-nav a {
    font-size: var(--text-sm);
    color: rgba(248, 246, 240, 0.75);
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--color-white);
    padding-left: 0.35rem;
}

.footer-contact-text {
    font-size: var(--text-sm);
    color: rgba(248, 246, 240, 0.72);
    line-height: 1.6;
    margin-bottom: 0.75rem;
}

.footer-email-link {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-taupe-light);
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    margin-bottom: 1rem;
}

.footer-email-link:hover {
    color: var(--color-white);
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.75rem 0;
    font-size: var(--text-xs);
    color: rgba(248, 246, 240, 0.55);
}

.footer-bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.legal-links {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.legal-links a {
    color: rgba(248, 246, 240, 0.65);
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.legal-links a:hover {
    color: var(--color-white);
}

/* --------------------------------------------------------------------------
   18. BOTÓN FLOTANTE PERSISTENTE DE WHATSAPP (ACCESIBLE Y RESPONSIVO)
   -------------------------------------------------------------------------- */
.whatsapp-floating-wrap {
    position: fixed;
    bottom: calc(1.75rem + env(safe-area-inset-bottom, 0px));
    right: 1.75rem;
    z-index: 1080;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.whatsapp-btn {
    pointer-events: auto;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    text-decoration: none;
    outline: none;
    transition: transform var(--transition-smooth);
    touch-action: manipulation;
}

.whatsapp-icon-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: #FFFFFF;
    border-radius: 50%;
    box-shadow: 0 6px 22px rgba(37, 211, 102, 0.45), 0 2px 8px rgba(0, 0, 0, 0.12);
    transition: background-color var(--transition-fast), transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.whatsapp-svg {
    width: 32px;
    height: 32px;
    fill: currentColor;
}

.whatsapp-btn:hover .whatsapp-icon-wrap {
    background-color: #20BA5A;
    transform: scale(1.06);
    box-shadow: 0 10px 28px rgba(37, 211, 102, 0.55), 0 4px 12px rgba(0, 0, 0, 0.16);
}

.whatsapp-btn:active .whatsapp-icon-wrap {
    transform: scale(0.95);
}

.whatsapp-btn:focus-visible .whatsapp-icon-wrap {
    outline: 3px solid #128C7E;
    outline-offset: 4px;
}

/* Tooltip elegante para Desktop */
.whatsapp-tooltip {
    display: inline-block;
    background-color: var(--color-charcoal-pure);
    color: var(--color-ivory);
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    padding: 0.55rem 1rem;
    border-radius: 100px;
    white-space: nowrap;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.12);
    opacity: 0;
    transform: translateX(10px);
    visibility: hidden;
    transition: opacity var(--transition-smooth), transform var(--transition-smooth), visibility var(--transition-smooth);
    pointer-events: none;
}

.whatsapp-btn:hover .whatsapp-tooltip,
.whatsapp-btn:focus-visible .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(0);
    visibility: visible;
}

/* --------------------------------------------------------------------------
   19. MEDIA QUERIES MOBILE-FIRST (320px, 480px, 768px, 1024px, 1440px+)
   -------------------------------------------------------------------------- */

/* Laptops y Tablets Grandes (< 1024px) */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.75rem;
    }

    .hero-visual {
        max-width: 540px;
        margin: 0 auto;
    }

    .home-about-grid {
        grid-template-columns: 1fr;
        gap: 2.75rem;
    }

    .home-about-image-wrap {
        max-width: 480px;
        margin: 0 auto;
    }

    .service-category-grid,
    .service-category-grid.service-grid-reverse {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .service-category-grid.service-grid-reverse > div:first-child {
        order: 1;
    }

    .service-category-grid.service-grid-reverse > .service-category-visual {
        order: 2;
    }

    .service-category-visual {
        max-width: 480px;
        margin: 0 auto;
        width: 100%;
    }

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

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

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

    .contact-layout {
        grid-template-columns: 1fr;
    }
}

/* Tablets y Móviles (< 768px) */
@media (max-width: 900px) {
    .nav-desktop,
    .header-action .btn-outline-dark {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    .nav-desktop,
    .header-action .btn-outline-dark {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-pillars {
        grid-template-columns: 1fr;
        gap: 1.15rem;
    }

    .services-grid-4 {
        grid-template-columns: 1fr;
    }

    .service-items-list {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .form-row-2 {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.25rem;
    }

    .footer-bottom-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .whatsapp-floating-wrap {
        bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px));
        right: 1.25rem;
    }

    .whatsapp-icon-wrap {
        width: 52px;
        height: 52px;
    }

    .whatsapp-svg {
        width: 28px;
        height: 28px;
    }

    .whatsapp-tooltip {
        display: none !important;
    }

    /* Píldoras de portafolio con deslizamiento horizontal suave en móvil */
    .portfolio-filters {
        justify-content: flex-start;
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 0.25rem 1rem 0.85rem 1rem;
        margin-left: -1rem;
        margin-right: -1rem;
        gap: 0.5rem;
        scrollbar-width: none;
    }

    .portfolio-filters::-webkit-scrollbar {
        display: none;
    }

    .filter-btn {
        flex-shrink: 0;
        white-space: nowrap;
    }
}

/* Móviles Compactos (< 640px) */
@media (max-width: 640px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .process-grid-4 {
        grid-template-columns: 1fr;
    }

    .editorial-stamp {
        width: 88px;
        height: 88px;
        font-size: 0.55rem;
        top: -0.65rem;
        right: -0.65rem;
    }
}

/* Móviles Pequeños (320px - 430px) */
@media (max-width: 430px) {
    .site-container {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .top-announcement-inner {
        font-size: 0.72rem;
        line-height: 1.4;
    }

    .brand-title {
        font-size: 1.15rem;
    }

    .brand-subtitle {
        font-size: 0.58rem;
    }

    .service-card {
        padding: 1.5rem 1.15rem;
    }

    .service-category-block {
        padding: 1.5rem 1.15rem;
    }

    .contact-card {
        padding: 1.5rem 1.15rem;
    }

    .contact-info-card {
        padding: 1.25rem 1rem;
    }
}

/* Pantallas Panorámicas (> 1600px) */
@media (min-width: 1600px) {
    :root {
        --container-max: 1440px;
    }
}

/* --------------------------------------------------------------------------
   20. ACCESIBILIDAD: PREFERS-REDUCED-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;
    }
}