/* ===========================================
   Plazo Landing - SaaS B2B Professional
   Visual System v3.0 - Rediseño completo
   =========================================== */

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ===========================================
   Design Tokens
   =========================================== */
:root {
    /* Colors - Paleta derivada del logo */
    --color-primary: #1a5a6e;
    --color-primary-dark: #0f3d4d;
    --color-primary-light: #e8f4f7;

    /* Acento verde menta (derivado del logo) */
    --color-accent: #3d8b6e;
    --color-accent-dark: #2d7359;
    --color-accent-light: #eaf5f0;

    /* Text */
    --color-text: #111827;
    --color-text-secondary: #374151;
    --color-text-muted: #6b7280;
    --color-text-light: #9ca3af;

    /* Backgrounds */
    --color-bg: #ffffff;
    --color-bg-muted: #f8fafc;
    --color-bg-hero: #f0f4f8;
    --color-bg-module: #f5f7fa;
    --color-bg-dark: #0f3d4d;

    /* Borders */
    --color-border: #e5e7eb;
    --color-border-light: #eef1f4;
    --color-border-card: #d1d5db;

    /* Typography */
    --font-display: 'DM Serif Display', Georgia, 'Times New Roman', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    /* Layout */
    --container-max: 1100px;
    --container-narrow: 680px;
    --text-max: 60ch;
    --header-height: 88px;

    /* Effects */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.1);
    --shadow-xl: 0 12px 32px rgba(0,0,0,0.12);
    --shadow-card: 0 2px 8px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-btn: 0 2px 4px rgba(0,0,0,0.1);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-pill: 999px;

    --transition: 0.2s ease;
}

/* ===========================================
   Base
   =========================================== */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    background: var(--color-bg);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    transition: color var(--transition);
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-narrow {
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* ===========================================
   Typography
   =========================================== */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    color: var(--color-text);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

h1 {
    font-size: var(--font-size-5xl);
    line-height: 1.1;
}

h2 {
    font-size: var(--font-size-3xl);
}

h3 {
    font-size: var(--font-size-xl);
}

h4 {
    font-size: var(--font-size-lg);
}

p {
    max-width: var(--text-max);
}

.eyebrow {
    display: inline-block;
    font-family: var(--font-body);
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: var(--space-4);
}

/* Badge/Pill style eyebrow */
.badge {
    display: inline-block;
    font-family: var(--font-body);
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--color-accent-dark);
    background: var(--color-accent-light);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-pill);
    margin-bottom: var(--space-5);
}

/* ===========================================
   Header
   =========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    height: var(--header-height);
    border-bottom: 1px solid var(--color-border-light);
}

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

.logo-img {
    height: 80px;
    width: auto;
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-link {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    padding: var(--space-2) 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-primary);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.nav-link:hover {
    color: var(--color-text);
}

.nav-link:hover::after {
    transform: scaleX(1);
}

.header-cta {
    color: var(--color-bg);
    background: var(--color-accent);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 600;
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-btn);
    transition: all var(--transition);
}

.header-cta:hover {
    background: var(--color-accent-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ===========================================
   Buttons
   =========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4) var(--space-8);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: none;
    transition: all var(--transition);
    box-shadow: var(--shadow-btn);
}

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

.btn-primary:hover {
    background: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--color-bg);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    box-shadow: none;
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: white;
}

.btn-large {
    padding: var(--space-5) var(--space-10);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-lg);
}

/* ===========================================
   HERO - Bloque dominante
   =========================================== */
.hero {
    background: linear-gradient(180deg, var(--color-bg-hero) 0%, var(--color-bg) 100%);
    padding-top: calc(var(--header-height) + clamp(4rem, 10vw, 7rem));
    padding-bottom: clamp(4rem, 10vw, 7rem);
    border-bottom: 1px solid var(--color-border-light);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: var(--space-16);
    align-items: center;
}

.hero-content {
    max-width: 500px;
}

.hero h1 {
    margin-bottom: var(--space-6);
    line-height: 1.08;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.7;
}

.hero-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* ===========================================
   SECCIONES - Variantes de densidad
   =========================================== */

/* Protagonista: mucho espacio, foco total */
.section-protagonist {
    padding: clamp(4rem, 10vw, 8rem) 0;
    background: var(--color-bg);
}

/* Standard: espaciado normal */
.section-standard {
    padding: clamp(4rem, 8vw, 6rem) 0;
}

/* Comprimida: modulo con identidad propia */
.section-module {
    padding: var(--space-12) 0;
    background: var(--color-bg-module);
    border-top: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
}

.section-module + .section-module {
    border-top: none;
}

/* Aireada: solo texto, maximo respiro */
.section-breathe {
    padding: clamp(3rem, 8vw, 6rem) 0;
    background: var(--color-bg);
}

.section-white {
    background: var(--color-bg);
}

.section-muted {
    background: var(--color-bg-muted);
}

.section-dark {
    background: var(--color-bg-dark);
    color: var(--color-bg);
}

.section-dark h2,
.section-dark h3 {
    color: var(--color-bg);
}

/* Section divider */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
    margin: 0 auto;
    max-width: 800px;
}

/* ===========================================
   BLOQUE PROTAGONISTA: El problema
   =========================================== */
.block-protagonist {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: var(--space-16);
    align-items: center;
}

.block-protagonist-text h2 {
    margin-bottom: var(--space-6);
}

.block-protagonist-text p {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
    line-height: 1.75;
}

.block-protagonist-text .highlight {
    color: var(--color-primary);
    font-weight: 600;
    font-size: var(--font-size-xl);
}

.block-protagonist-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* ===========================================
   BLOQUE: Como funciona - 3 cards con borde
   =========================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
    max-width: var(--container-narrow);
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    margin-bottom: var(--space-4);
}

.section-header p {
    color: var(--color-text-muted);
    font-size: var(--font-size-lg);
    margin: 0 auto;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.step-card {
    background: var(--color-bg);
    padding: var(--space-8);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
    transition: all var(--transition);
}

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

.step-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: white;
    font-family: var(--font-display);
    font-size: var(--font-size-xl);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-5);
}

.step-card h3 {
    margin-bottom: var(--space-3);
    color: var(--color-text);
}

.step-card p {
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* Service card variant (for servicios.html) */
.service-card {
    background: var(--color-bg);
    padding: var(--space-8);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
    transition: all var(--transition);
}

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

.service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--color-accent-light);
    color: var(--color-accent);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-5);
}

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

.service-card h3 {
    margin-bottom: var(--space-4);
    color: var(--color-text);
}

.service-card p {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-4);
}

.service-card .example {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-style: italic;
    padding-left: var(--space-4);
    border-left: 3px solid var(--color-accent-light);
    line-height: 1.6;
}

.service-card-image {
    margin-top: var(--space-6);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.service-card-image img {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

/* ===========================================
   BLOQUE TEXTO-ONLY: Control (pausa intencional)
   =========================================== */
.block-statement {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.block-statement h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-5);
    line-height: 1.25;
}

.block-statement p {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin: 0 auto;
    line-height: 1.7;
}

/* ===========================================
   BLOQUE: Metricas - Standard
   =========================================== */
.block-feature {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.block-feature-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.block-feature-text h2 {
    margin-bottom: var(--space-5);
}

.block-feature-text p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-4);
    line-height: 1.75;
}

/* ===========================================
   BLOQUE: Modulos compactos (Integraciones/Seguridad)
   =========================================== */
.module-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.module-header h2 {
    font-size: var(--font-size-xl);
    color: var(--color-text);
}

.module-row {
    display: flex;
    justify-content: center;
    gap: var(--space-10);
    flex-wrap: wrap;
}

.module-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.module-item svg {
    width: 22px;
    height: 22px;
    color: var(--color-primary);
    flex-shrink: 0;
}

/* Seguridad: mas sutil */
.module-row-subtle {
    gap: var(--space-8);
}

.module-row-subtle .module-item {
    color: var(--color-text-muted);
    font-weight: 400;
}

.module-row-subtle .module-item svg {
    width: 20px;
    height: 20px;
    opacity: 0.8;
}

/* ===========================================
   Metricas row (for servicios.html)
   =========================================== */
.metrics-row {
    display: flex;
    justify-content: center;
    gap: var(--space-12);
    flex-wrap: wrap;
    margin: var(--space-10) 0;
}

.metric-item {
    text-align: center;
}

.metric-value {
    font-family: var(--font-display);
    font-size: var(--font-size-4xl);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.metric-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    max-width: 180px;
}

/* Testimonial card */
.testimonial-card {
    background: var(--color-bg);
    padding: var(--space-8);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
    max-width: 600px;
    margin: var(--space-10) auto 0;
    text-align: center;
}

.testimonial-quote {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    font-style: italic;
    line-height: 1.7;
    margin-bottom: var(--space-5);
}

.testimonial-quote::before {
    content: '"';
    font-family: var(--font-display);
    font-size: var(--font-size-4xl);
    color: var(--color-accent-light);
    line-height: 0;
    vertical-align: -0.4em;
    margin-right: var(--space-1);
}

.testimonial-author {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 500;
}

/* Trust badge */
.trust-note {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-10);
}

.trust-note svg {
    width: 16px;
    height: 16px;
    display: inline-block;
    vertical-align: -2px;
    margin-right: var(--space-2);
    color: var(--color-accent);
}

/* ===========================================
   BLOQUE: Contacto - Card premium
   =========================================== */
.section-contact {
    background: var(--color-bg-muted);
    padding: clamp(4rem, 8vw, 6rem) 0;
}

.contact-intro {
    text-align: center;
    max-width: var(--container-narrow);
    margin: 0 auto var(--space-10);
}

.contact-intro h2 {
    margin-bottom: var(--space-4);
}

.contact-intro p {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin: 0 auto;
}

.contact-card {
    max-width: 540px;
    margin: 0 auto;
    background: var(--color-bg);
    padding: var(--space-10);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.contact-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.contact-header h2 {
    margin-bottom: var(--space-3);
}

.contact-header p {
    color: var(--color-text-muted);
    font-size: var(--font-size-base);
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
    margin-bottom: var(--space-5);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group-full {
    margin-bottom: var(--space-6);
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.form-group .optional {
    font-weight: 400;
    color: var(--color-text-light);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    min-width: 0;
    padding: var(--space-4);
    font-size: var(--font-size-base);
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition);
    box-sizing: border-box;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.contact-card .btn {
    width: 100%;
    margin-top: var(--space-2);
}

.contact-card .btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Form Messages */
.form-message {
    margin-top: var(--space-5);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    text-align: center;
}

.form-success {
    background-color: var(--color-accent-light);
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.form-error {
    background-color: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* ===========================================
   Footer
   =========================================== */
.footer {
    background: var(--color-bg-dark);
    padding: var(--space-12) 0 var(--space-8);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-8);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
    height: 48px;
    width: auto;
}

.footer-links {
    display: flex;
    gap: var(--space-8);
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    color: rgba(255,255,255,0.5);
    font-size: var(--font-size-xs);
}

/* ===========================================
   Legal Pages
   =========================================== */
.legal-page {
    padding: calc(var(--header-height) + var(--space-16)) 0 var(--space-20);
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.legal-page h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-3);
}

.legal-page .last-updated {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-10);
}

.legal-page h2 {
    font-size: var(--font-size-xl);
    margin-top: var(--space-10);
    margin-bottom: var(--space-4);
}

.legal-page h3 {
    font-size: var(--font-size-lg);
    margin-top: var(--space-6);
    margin-bottom: var(--space-3);
}

.legal-page p,
.legal-page ul {
    margin-bottom: var(--space-4);
    line-height: 1.8;
}

.legal-page ul {
    padding-left: var(--space-6);
}

.legal-page li {
    margin-bottom: var(--space-2);
}

.legal-page a {
    color: var(--color-primary);
    text-decoration: underline;
}

.legal-page a:hover {
    color: var(--color-primary-dark);
}

/* ===========================================
   Servicios Hero
   =========================================== */
.hero-servicios {
    background: linear-gradient(180deg, var(--color-bg-hero) 0%, var(--color-bg) 100%);
    padding-top: calc(var(--header-height) + clamp(4rem, 10vw, 6rem));
    padding-bottom: clamp(4rem, 10vw, 6rem);
    text-align: center;
}

.hero-servicios .container {
    max-width: 800px;
}

.hero-servicios h1 {
    margin-bottom: var(--space-6);
}

.hero-servicios .hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin: 0 auto var(--space-8);
    max-width: 600px;
}

/* With image variant */
.hero-servicios-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
    text-align: left;
    max-width: var(--container-max);
}

.hero-servicios-grid .hero-content {
    max-width: 100%;
}

.hero-servicios-grid .hero-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* Services section */
.section-services {
    padding: clamp(4rem, 8vw, 6rem) 0;
    background: var(--color-bg-muted);
}

.services-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.services-header .eyebrow {
    color: var(--color-accent-dark);
}

.services-header h2 {
    margin-bottom: var(--space-4);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

/* Social proof section */
.section-proof {
    padding: clamp(4rem, 8vw, 6rem) 0;
    background: var(--color-bg);
    text-align: center;
}

.proof-statement {
    font-family: var(--font-display);
    font-size: var(--font-size-3xl);
    color: var(--color-text);
    margin-bottom: var(--space-10);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* CTA section */
.section-cta {
    padding: clamp(4rem, 8vw, 6rem) 0;
    background: var(--color-bg-muted);
}

/* ===========================================
   Responsive
   =========================================== */
@media (max-width: 900px) {
    :root {
        --font-size-5xl: 2.25rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-10);
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-servicios-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
    }

    .hero-servicios-grid .hero-content {
        order: 1;
    }

    .hero-servicios-grid .hero-image {
        order: 2;
    }

    .block-protagonist {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .block-protagonist-text {
        text-align: center;
    }

    .block-feature {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .block-feature-image {
        order: -1;
    }

    .block-feature-text {
        text-align: center;
    }

    .steps-grid,
    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .module-row {
        gap: var(--space-6);
    }

    .module-row-subtle {
        flex-direction: column;
        align-items: center;
        gap: var(--space-4);
    }

    .metrics-row {
        gap: var(--space-8);
    }

    .metric-item {
        flex: 1 1 200px;
    }
}

@media (max-width: 640px) {
    .nav {
        display: none;
    }

    .header-cta {
        font-size: var(--font-size-xs);
        padding: var(--space-2) var(--space-4);
    }

    .module-row {
        flex-direction: column;
        align-items: center;
        gap: var(--space-4);
    }

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

    .contact-card {
        padding: var(--space-6);
        border-radius: var(--radius-lg);
    }

    .footer-content {
        flex-direction: column;
        gap: var(--space-6);
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: var(--space-3);
    }

    .metrics-row {
        flex-direction: column;
        gap: var(--space-6);
    }
}

/* ===========================================
   Accessibility
   =========================================== */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Skip link for screen readers */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-4);
    padding: var(--space-3) var(--space-4);
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-sm);
    z-index: 9999;
}

.skip-link:focus {
    top: var(--space-4);
}

/* ===========================================
   Utility classes
   =========================================== */
.text-center {
    text-align: center;
}

.text-muted {
    color: var(--color-text-muted);
}

.mb-0 {
    margin-bottom: 0;
}

.mt-8 {
    margin-top: var(--space-8);
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}