/* ===== VARIABLES ===== */
:root {
    --font-primary: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    --header-height: 100px;
    --section-padding: 8rem 0;
    --border-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 150ms ease-in-out;
    
    --primary: #E91E63;
    --primary-dark: #C2185B;
    --primary-light: #F06292;
    --secondary: #7C3AED;
    --secondary-dark: #6D28D9;
    --secondary-light: #A78BFA;
    
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --text-light: #9CA3AF;
    --text-lighter: #D1D5DB;
    
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-section: #F9FAFB;
    --bg-dark: #111827;
    --bg-darker: #0F172A;
    
    --border-color: #E5E7EB;
    --border-color-dark: #D1D5DB;
    
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
}

/* ===== DARK MODE ===== */
[data-theme="dark"] {
    --text-primary: #F9FAFB;
    --text-secondary: #D1D5DB;
    --text-light: #9CA3AF;
    --text-lighter: #6B7280;
    
    --bg-primary: #111827;
    --bg-secondary: #1F2937;
    --bg-section: #1F2937;
    --bg-dark: #0F172A;
    --bg-darker: #030712;
    
    --border-color: #374151;
    --border-color-dark: #4B5563;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.75);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition), 
                color var(--transition);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

main {
    flex: 1;
}

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

/* ===== ACCESIBILIDAD ===== */
.skip-link,
.skip-to-content,
[aria-label="Skip to main content"] {
    display: none !important;
    visibility: hidden !important;
    height: 0 !important;
    width: 0 !important;
}

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

#aria-live-region {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

body.keyboard-nav *:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
    border-radius: 2px;
}

/* ===== CONTENEDOR ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    height: var(--header-height);
    padding-top: var(--spacing-md);
    transition: box-shadow var(--transition);
}

[data-theme="dark"] .header {
    background: rgba(17, 24, 39, 0.95);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    transition: var(--transition-fast);
    flex-shrink: 0;
    z-index: 10;
}

.logo:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 4px;
    border-radius: 2px;
}

.logo img {
    height: 40px;
    width: auto;
}

.logo-light {
    display: block;
}

.logo-dark {
    display: none;
}

[data-theme="dark"] .logo-light {
    display: none;
}

[data-theme="dark"] .logo-dark {
    display: block;
}

/* ===== NAVEGACIÓN ===== */
.nav-list {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
}

.nav-link {
    position: relative;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
    padding: var(--spacing-md) 0;
    display: inline-block;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: width var(--transition-fast);
}

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

.nav-link:hover::after,
.nav-link:focus-visible::after,
.nav-link[aria-current="page"]::after {
    width: 100%;
}

.nav-link:focus-visible {
    outline: none;
    color: var(--primary);
}

.nav-link[aria-current="page"] {
    color: var(--primary);
}

/* ===== ACCIONES DE NAVEGACIÓN ===== */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
}

/* ===== BOTÓN DE TEMA ===== */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-fast);
    color: var(--text-secondary);
    padding: 0;
    min-width: 44px;
    min-height: 44px;
}

.theme-toggle:hover {
    background: var(--bg-section);
    color: var(--primary);
    transform: rotate(180deg);
}

.theme-toggle:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

.theme-toggle i {
    font-size: 1.25rem;
}

/* ===== SELECTOR DE IDIOMA ===== */
.lang-selector {
    position: relative;
}

.lang-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition-fast);
    line-height: 1;
    cursor: pointer;
    padding: 0;
}

.lang-toggle:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
}

.lang-toggle:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

.lang-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    list-style: none;
    min-width: 150px;
    z-index: var(--z-dropdown);
}

[data-theme="dark"] .lang-menu {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.lang-menu li {
    display: flex;
}

.lang-menu a {
    display: block;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.lang-menu a:hover {
    background: var(--bg-section);
    color: var(--primary);
}

.lang-menu li:first-child a {
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.lang-menu li:last-child a {
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

/* ===== LOGIN ===== */
.nav-login {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
    padding: 0;
}

.nav-login:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
}

.nav-login:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

.nav-login i {
    font-size: 1.25rem;
}

/* ===== MENÚ HAMBURGUESA ===== */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-width: 44px;
    min-height: 44px;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 11;
    margin-right: 1rem;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition);
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translateY(10px);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translateY(-10px);
}

.hamburger:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
    border-radius: 4px;
}

/* ===== MENÚ MÓVIL ===== */
.mobile-menu {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    z-index: var(--z-sticky);
    overflow-y: auto;
    padding: var(--spacing-xl) var(--spacing-lg);
}

.mobile-menu.active {
    display: block;
}

.mobile-menu .nav-list {
    flex-direction: column;
    gap: 0;
}

.mobile-menu .nav-link {
    display: block;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.mobile-menu .nav-link::after {
    display: none;
}

.mobile-menu .nav-link:hover {
    background: var(--bg-section);
    padding-left: calc(var(--spacing-md) + var(--spacing-md));
}

/* ===== HERO ===== */
.hero {
    padding: calc(var(--header-height) + 4rem) 0 6rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.hero-text h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image {
    width: 100%;
    height: auto;
    max-width: 100%;
}

/* ===== BOTONES ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: 2rem;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    min-height: 44px;
    user-select: none;
}

.btn:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn.loading {
    opacity: 0.7;
    pointer-events: none;
}

.btn.loading::after {
    content: '';
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin var(--transition-fast) linear infinite;
    margin-left: var(--spacing-sm);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(233, 30, 99, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline:hover:not(:disabled) {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--bg-section);
}

/* ===== SECCIONES ===== */
.section {
    padding: var(--section-padding);
    position: relative;
    overflow: hidden;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

.section-footer {
    text-align: center;
    margin-top: 4rem;
}

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

/* ===== ABOUT ===== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.about-text p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.counters-horizontal {
    display: flex;
    gap: 3rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 3rem;
    margin-bottom: 4rem;
}

.counter-item {
    text-align: center;
    flex: 0 1 auto;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    background: var(--bg-section);
    transition: var(--transition);
    min-width: 140px;
}

.counter-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, rgba(233, 30, 99, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
}

.counter-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    display: block;
    line-height: 1;
}

.counter-label {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    font-weight: 500;
}

.about-visual img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

/* ===== GRID DE CARTAS ===== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.card {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    border: 1px solid transparent;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    flex-grow: 0;
}

.card p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.6;
    flex-grow: 1;
}

/* ===== TARJETAS DE TRABAJO Y BLOG ===== */
.work-card,
.blog-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    max-width: 100%;
    border: 1px solid var(--border-color);
}

.work-card:hover,
.blog-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary);
}

.work-image,
.blog-image {
    position: relative;
    width: 100%;
    padding-bottom: 75%;
    overflow: hidden;
    background: var(--bg-section);
}

.work-image img,
.blog-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.work-card:hover .work-image img,
.blog-card:hover .blog-image img {
    transform: scale(1.08);
    filter: brightness(0.95);
}

.work-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition), background-color var(--transition);
    z-index: 10;
}

.work-card:hover .work-overlay {
    opacity: 1;
}

.work-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: white;
    color: var(--primary);
    border-radius: 50%;
    font-size: 1.5rem;
    transition: var(--transition);
    text-decoration: none;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.work-link:hover,
.work-link:focus-visible {
    transform: scale(1.15) rotate(10deg);
    background: var(--primary);
    color: white;
    box-shadow: 0 15px 40px rgba(233, 30, 99, 0.4);
}

.work-info,
.blog-content {
    padding: 2rem;
}

.work-category {
    display: inline-block;
    font-size: var(--font-size-sm);
    color: var(--primary);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.work-title,
.blog-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.blog-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.blog-title a:hover {
    color: var(--primary);
}

.work-description,
.blog-excerpt {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.blog-info {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    margin-bottom: 1rem;
}

.blog-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.blog-link:hover {
    gap: var(--spacing-md);
    transform: translateX(4px);
}

/* ===== SATISFYING ITEMS ===== */
.satisfying-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
    margin-bottom: 4rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 var(--spacing-xl);
}

.satisfying-item {
    text-align: center;
    padding: 2rem;
    border-radius: var(--border-radius);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.satisfying-item:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(233, 30, 99, 0.05) 0%, rgba(124, 58, 237, 0.05) 100%);
}

.satisfying-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.satisfying-item:nth-child(1) .satisfying-icon { animation-delay: 0s; }
.satisfying-item:nth-child(2) .satisfying-icon { animation-delay: 0.2s; }
.satisfying-item:nth-child(3) .satisfying-icon { animation-delay: 0.4s; }
.satisfying-item:nth-child(4) .satisfying-icon { animation-delay: 0.6s; }

.satisfying-item h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.satisfying-item p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== TRUST SECTION ===== */
.trust-section {
    margin-top: 4rem;
    margin-bottom: 4rem;
    text-align: center;
}

.trust-section h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.trust-badges {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 var(--spacing-xl);
}

.trust-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    background: var(--bg-section);
    border: 2px solid transparent;
    transition: var(--transition);
    min-width: 120px;
    cursor: default;
}

.trust-badge:hover {
    border-color: var(--primary);
    transform: scale(1.08);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, rgba(233, 30, 99, 0.05) 0%, rgba(124, 58, 237, 0.05) 100%);
}

.trust-badge i {
    font-size: 1.75rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.trust-badge span {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
}

/* ===== PROCESS SECTION ===== */
.process-section {
    margin-top: 4rem;
    margin-bottom: 2rem;
    text-align: center;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 var(--spacing-xl);
}

.process-section h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.process-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.process-step {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    background: var(--bg-section);
    border: 2px solid var(--border-color);
    transition: var(--transition);
    flex: 1;
    min-width: 180px;
    text-align: left;
}

.process-step:hover {
    border-color: var(--primary);
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, rgba(233, 30, 99, 0.05) 0%, rgba(124, 58, 237, 0.05) 100%);
}

.step-number {
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 50px;
}

.step-content h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.step-content p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin: 0;
}

.process-arrow {
    font-size: 1.5rem;
    color: var(--primary);
    font-weight: 800;
    display: none;
}

@media (min-width: 1024px) {
    .process-steps {
        flex-wrap: nowrap;
        gap: 0;
    }

    .process-step {
        flex: 0 1 calc(25% - 0.75rem);
        border-radius: var(--border-radius);
        margin: 0 0.375rem;
    }

    .process-arrow {
        display: block;
        margin: 0 -0.5rem;
        z-index: 1;
    }
}

/* ===== BRIEF BANNER ===== */
.brief-banner {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    text-align: center;
    margin-top: 4rem;
    position: relative;
    overflow: hidden;
}

/* ✅ ELIMINA TODO EL .brief-banner::before */

.brief-banner .container {
    position: relative;
    z-index: 1;
}

@keyframes wave {
    0% { transform: translateX(0); }
    100% { transform: translateX(100%); }
}

.brief-banner .container {
    position: relative;
    z-index: 1;
}

.brief-banner h2 {
    font-size: clamp(1.75rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.brief-banner p {
    font-size: var(--font-size-lg);
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.brief-banner .btn {
    background: white;
    color: var(--primary);
    font-weight: 700;
    border: none;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
}

.brief-banner .btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    background: white;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: auto;
}

.footer-newsletter {
    grid-column: 1 / -1;
    text-align: center;
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    margin-bottom: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-newsletter h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: 1rem;
    color: white;
}

.footer-newsletter p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
    font-size: var(--font-size-base);
}

.newsletter-form {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.newsletter-input {
    flex: 1;
    max-width: 400px;
    min-width: 250px;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    border: 2px solid transparent;
    border-radius: 2rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
}

.newsletter-input::placeholder {
    color: var(--text-light);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(233, 30, 99, 0.1);
}

.newsletter-btn {
    padding: 0.875rem 2rem;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: white;
    background: var(--primary);
    border: none;
    border-radius: 2rem;
    cursor: pointer;
    transition: var(--transition);
    min-height: 44px;
    white-space: nowrap;
}

.newsletter-btn:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.footer-col {
    display: flex;
    flex-direction: column;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: white;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-links a:hover {
    color: white;
    padding-left: var(--spacing-sm);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    max-width: 1200px;
    margin: 0 auto;
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
    font-size: var(--font-size-sm);
}

/* ===== SOCIAL LINKS ===== */
.social-links {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-links a:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-3px);
}



/* ===== ANIMACIONES ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn var(--transition) ease-in;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== RESPONSIVE DISEÑO ===== */

/* Tablets */
@media (max-width: 768px) {
    :root {
        --section-padding: 4rem 0;
        --header-height: 80px;
    }
    
    .nav-list {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero {
        padding: calc(var(--header-height) + 2rem) 0 3rem;
        min-height: auto;
    }
    
    .hero-content,
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
        padding: 0 var(--spacing-lg);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .counters-horizontal {
        justify-content: center;
        gap: 1.5rem;
        margin-bottom: 3rem;
    }

    .counter-item {
        min-width: 120px;
        padding: 1rem;
    }

    .counter-number {
        font-size: 2.25rem;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
        padding: 0 var(--spacing-lg);
    }

    .satisfying-items {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
        padding: 0 var(--spacing-lg);
    }

    .satisfying-item {
        padding: 1.5rem;
    }

    .trust-badges {
        gap: 1rem;
        padding: 0 var(--spacing-lg);
    }

    .trust-badge {
        min-width: 100px;
        padding: 1rem;
    }

    .process-step {
        min-width: 150px;
        padding: 1.25rem;
    }

    .section-title {
        font-size: clamp(1.75rem, 4vw, 2.5rem);
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-input,
    .newsletter-btn {
        width: 100%;
        max-width: 100%;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }

    .brief-banner {
        padding: 3rem var(--spacing-lg);
        margin-top: 2rem;
    }

    .brief-banner h2 {
        font-size: clamp(1.5rem, 4vw, 2rem);
        margin-bottom: 0.75rem;
    }

    .brief-banner p {
        font-size: var(--font-size-base);
        margin-bottom: 1.5rem;
    }
}

/* Móviles */
@media (max-width: 480px) {
    :root {
        font-size: 14px;
        --section-padding: 3rem 0;
        --header-height: 70px;
    }
    
    .container {
        padding: 0 var(--spacing-lg);
    }
    
    .nav {
        padding: 0 var(--spacing-lg);
    }
    
    .hero {
        padding: calc(var(--header-height) + 1.5rem) 0 2rem;
    }
    
    .hero-content {
        gap: 1.5rem;
        padding: 0;
    }

    .hero-text h1 {
        font-size: clamp(1.5rem, 5vw, 2.25rem);
        margin-bottom: 1rem;
    }

    .hero-description {
        font-size: 0.95rem;
        margin-bottom: 1.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 0.75rem;
    }

    .hero-buttons .btn {
        width: 100%;
        padding: 0.875rem 1.5rem;
        font-size: var(--font-size-sm);
    }

    .hero-visual {
        display: none;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: var(--font-size-sm);
    }
    
    .section-title {
        font-size: clamp(1.5rem, 4vw, 2rem);
    }

    .section-header {
        margin-bottom: 2rem;
    }

    .section-description {
        font-size: var(--font-size-base);
    }
    
    .counters-horizontal {
        gap: 1rem;
        margin-top: 2rem;
        margin-bottom: 2rem;
    }

    .counter-item {
        min-width: 100px;
        padding: 0.75rem;
    }

    .counter-number {
        font-size: 1.75rem;
        margin-bottom: 0.25rem;
    }

    .counter-label {
        font-size: 0.75rem;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 0;
    }

    .card {
        padding: 1.5rem;
    }

    .satisfying-items {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 0;
        margin-top: 2rem;
        margin-bottom: 2rem;
    }

    .satisfying-item {
        padding: 1rem;
    }

    .satisfying-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }

    .satisfying-item h3 {
        font-size: var(--font-size-base);
    }

    .satisfying-item p {
        font-size: var(--font-size-sm);
    }

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

    .trust-badges {
        flex-direction: column;
        gap: 0.75rem;
        padding: 0;
    }

    .trust-badge {
        width: 100%;
    }

    .process-section h3 {
        font-size: var(--font-size-xl);
        margin-bottom: 1.5rem;
    }

    .process-steps {
        gap: 0.75rem;
        flex-direction: column;
    }

    .process-step {
        min-width: 100%;
        padding: 1rem;
        gap: 0.75rem;
    }

    .step-number {
        font-size: 1.25rem;
        min-width: 40px;
    }

    .step-content h4 {
        font-size: var(--font-size-sm);
    }

    .process-arrow {
        display: none !important;
    }

    .about-text p {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .newsletter-form {
        gap: 0.5rem;
    }
    
    .newsletter-input {
        padding: 0.75rem 0.875rem;
        font-size: 0.95rem;
    }

    .brief-banner {
        padding: 2rem var(--spacing-lg);
        margin-top: 1.5rem;
    }

    .brief-banner h2 {
        font-size: 1.25rem;
        margin-bottom: 0.5rem;
    }

    .brief-banner p {
        font-size: var(--font-size-sm);
        margin-bottom: 1rem;
    }

    .brief-banner .btn {
        width: 100%;
    }
    
    .footer-content {
        gap: 1.5rem;
    }

    .footer-title {
        font-size: var(--font-size-base);
        margin-bottom: 1rem;
    }

    .footer-bottom {
        padding-left: var(--spacing-lg);
        padding-right: var(--spacing-lg);
        font-size: 0.75rem;
    }

    .header {
        height: var(--header-height);
    }

    .nav {
        height: 70px;
    }
}

/* Alto contraste (accesibilidad) */
@media (prefers-contrast: more) {
    :root {
        --text-primary: #000;
        --text-secondary: #333;
        --bg-primary: #fff;
        --border-color: #000;
    }
    
    [data-theme="dark"] {
        --text-primary: #fff;
        --text-secondary: #e0e0e0;
        --bg-primary: #000;
        --border-color: #fff;
    }
    
    .btn {
        border-width: 2px;
    }
}

/* Prefiere modo oscuro */
@media (prefers-color-scheme: dark) {
    :root {
        color-scheme: dark;
    }
}

/* PRINT */
@media print {
    .header,
    .nav-actions,
    .theme-toggle,
    .lang-toggle,
    .nav-login,
    .footer,
    .hero-buttons,
    .hamburger,
    .mobile-menu {
        display: none;
    }
    
    body {
        background-color: white;
        color: black;
    }
}