/**
 * Account Page Styles - Rendición de Cuentas
 * Municipalidad Distrital de Talavera
 * Diseño Empresarial Moderno - ISO 25010 Compliant
 * Paleta: Azul Celeste, Rojo Claro, Blanco
 */

/* ============================================
   VARIABLES CSS - Sistema de Diseño
   ============================================ */
:root {
    /* Colores Institucionales */
    --primary: #0ea5e9;
    --primary-light: #38bdf8;
    --primary-dark: #0284c7;
    --primary-50: rgba(14, 165, 233, 0.1);
    --primary-100: rgba(14, 165, 233, 0.2);
    
    --secondary: #ef4444;
    --secondary-light: #f87171;
    --secondary-dark: #dc2626;
    
    --accent: #10b981;
    --accent-dark: #059669;
    
    /* Neutros Refinados */
    --white: #ffffff;
    --off-white: #fafbfc;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --black: #000000;
    
    /* Sombras Suaves */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --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 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-2xl: 0 24px 64px rgba(0, 0, 0, 0.16);
    --shadow-primary: 0 8px 32px rgba(14, 165, 233, 0.25);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.06);
    
    /* Transiciones Suaves Profesionales */
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    
    --duration-fast: 200ms;
    --duration-normal: 350ms;
    --duration-slow: 500ms;
    
    /* Espaciado Consistente */
    --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;
    
    /* Contenedor */
    --container-max: 1280px;
    --container-padding: 1.5rem;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-2xl: 28px;
    --radius-full: 9999px;
    
    /* Tipografía */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ============================================
   BASE STYLES - ISO 25010: Aprendizaje
   ============================================ */
.account-page {
    font-family: var(--font-sans);
    color: var(--gray-800);
    line-height: 1.6;
    background: var(--gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}

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

/* ============================================
   SKIP LINK - Accesibilidad ISO 25010
   ============================================ */
.skip-to-content {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-3) var(--space-6);
    background: var(--primary);
    color: var(--white);
    font-weight: 600;
    border-radius: var(--radius-md);
    z-index: 9999;
    transition: top var(--duration-fast) var(--ease-smooth);
    text-decoration: none;
}

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

/* ============================================
   HERO HEADER - BANNER SUPERIOR
   ISO 25010: Reconocimiento de adecuación
   ============================================ */
.account-hero {
    position: relative;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    padding: var(--space-16) 0 var(--space-20);
    overflow: hidden;
}

.account-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.account-hero::after {
    content: '';
    position: absolute;
    bottom: -50px;
    left: 0;
    right: 0;
    height: 100px;
    background: var(--gray-50);
    border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}

.account-hero__container {
    position: relative;
    z-index: 2;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    text-align: center;
}

.account-hero__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-2xl);
    margin-bottom: var(--space-6);
    animation: float 3s ease-in-out infinite;
}

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

.account-hero__icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.account-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.875rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-4);
}

.account-hero__eyebrow::before,
.account-hero__eyebrow::after {
    content: '';
    width: 30px;
    height: 2px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 1px;
}

.account-hero__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.1;
    margin: 0 0 var(--space-4);
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.account-hero__title span {
    display: block;
    font-size: 0.5em;
    font-weight: 500;
    opacity: 0.9;
    margin-top: var(--space-2);
}

.account-hero__description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ============================================
   BREADCRUMB - NAVEGACIÓN
   ISO 25010: Operabilidad
   ============================================ */
.account-breadcrumb {
    position: relative;
    z-index: 5;
    max-width: var(--container-max);
    margin: calc(var(--space-8) * -1) auto var(--space-8);
    padding: 0 var(--container-padding);
}

.account-breadcrumb__wrapper {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-4) var(--space-6);
    box-shadow: var(--shadow-lg);
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
}

.account-breadcrumb__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-600);
    text-decoration: none;
    transition: color var(--duration-fast) var(--ease-smooth);
}

.account-breadcrumb__link:hover {
    color: var(--primary);
}

.account-breadcrumb__link i {
    font-size: 1rem;
}

.account-breadcrumb__separator {
    color: var(--gray-300);
    font-size: 0.75rem;
}

.account-breadcrumb__current {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--primary);
}

/* ============================================
   MAIN CONTENT SECTION
   ISO 25010: Usabilidad - Interfaz clara
   ============================================ */
.account-content {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding) var(--space-20);
}

/* ============================================
   INFO CARDS - TARJETAS INFORMATIVAS
   ISO 25010: Aprendizaje y Estética
   ============================================ */
.account-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-10);
}

.info-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--gray-100);
    transition: all var(--duration-normal) var(--ease-smooth);
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
}

.info-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-50);
}

.info-card__icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
}

.info-card__icon i {
    font-size: 1.375rem;
    color: var(--white);
}

.info-card__icon--secondary {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
}

.info-card__icon--accent {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
}

.info-card__content h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 var(--space-2);
}

.info-card__content p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    margin: 0;
    line-height: 1.6;
}

/* ============================================
   TABS CONTAINER - PESTAÑAS MODERNAS
   ISO 25010: Operabilidad y Navegabilidad
   ============================================ */
.account-tabs {
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--gray-100);
}

.account-tabs__header {
    display: flex;
    align-items: center;
    padding: var(--space-5) var(--space-6);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    border-bottom: 1px solid var(--gray-100);
    gap: var(--space-3);
}

.account-tabs__header-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-50);
    border-radius: var(--radius-md);
}

.account-tabs__header-icon i {
    font-size: 1.125rem;
    color: var(--primary);
}

.account-tabs__header-title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-800);
    margin: 0;
}

/* Tab Navigation */
.account-tabs__nav {
    display: flex;
    background: var(--gray-50);
    padding: var(--space-3) var(--space-4);
    gap: var(--space-2);
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.account-tabs__nav::-webkit-scrollbar {
    display: none;
}

.account-tabs__btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--gray-600);
    background: transparent;
    border: 2px solid transparent;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-smooth);
    white-space: nowrap;
}

.account-tabs__btn:hover {
    color: var(--primary);
    background: var(--white);
}

.account-tabs__btn.active {
    color: var(--white);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    box-shadow: var(--shadow-primary);
}

.account-tabs__btn i {
    font-size: 1rem;
}

/* Tab Panels */
.account-tabs__content {
    padding: var(--space-8);
}

.account-tabs__panel {
    display: none;
    animation: fadeIn var(--duration-normal) var(--ease-smooth);
}

.account-tabs__panel.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   DOCUMENT LIST - LISTA DE DOCUMENTOS
   ISO 25010: Eficiencia y Operabilidad
   ============================================ */
.document-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.document-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-5);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--duration-fast) var(--ease-smooth);
}

.document-item:hover {
    background: var(--white);
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.document-item__icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--secondary);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.document-item__icon i {
    font-size: 1.25rem;
    color: var(--white);
}

.document-item__content {
    flex: 1;
    min-width: 0;
}

.document-item__link {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--gray-800);
    text-decoration: none;
    transition: color var(--duration-fast) var(--ease-smooth);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.document-item__link:hover {
    color: var(--primary);
}

.document-item__meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-top: var(--space-1);
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.document-item__meta i {
    font-size: 0.75rem;
}

.document-item__action {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--primary-50);
    border-radius: var(--radius-full);
    color: var(--primary);
    transition: all var(--duration-fast) var(--ease-smooth);
}

.document-item:hover .document-item__action {
    background: var(--primary);
    color: var(--white);
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12);
    text-align: center;
}

.empty-state__icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-6);
}

.empty-state__icon i {
    font-size: 2rem;
    color: var(--gray-400);
}

.empty-state__title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-800);
    margin: 0 0 var(--space-2);
}

.empty-state__text {
    font-size: 0.9375rem;
    color: var(--gray-500);
    margin: 0;
    max-width: 400px;
}

/* ============================================
   RESPONSIVE DESIGN - PROFESIONAL
   ISO 25010: Accesibilidad en todos los dispositivos
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
    .account-info {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }
    
    .info-card {
        padding: var(--space-5);
    }
}

/* Mobile Landscape & Small Tablets */
@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }
    
    /* Hero - Más compacto y elegante */
    .account-hero {
        padding: var(--space-10) 0 var(--space-12);
    }
    
    .account-hero::after {
        height: 60px;
        bottom: -30px;
    }
    
    .account-hero__icon {
        width: 56px;
        height: 56px;
        margin-bottom: var(--space-4);
    }
    
    .account-hero__icon i {
        font-size: 1.5rem;
    }
    
    .account-hero__eyebrow {
        font-size: 0.75rem;
        letter-spacing: 0.1em;
        margin-bottom: var(--space-3);
    }
    
    .account-hero__title {
        font-size: 1.5rem;
        line-height: 1.2;
        margin-bottom: var(--space-3);
    }
    
    .account-hero__title span {
        font-size: 0.55em;
        margin-top: var(--space-1);
    }
    
    .account-hero__description {
        font-size: 0.9375rem;
        line-height: 1.6;
        padding: 0 var(--space-2);
    }
    
    /* Breadcrumb - Flotante mejorado */
    .account-breadcrumb {
        margin: calc(var(--space-6) * -1) auto var(--space-6);
    }
    
    .account-breadcrumb__wrapper {
        padding: var(--space-3) var(--space-4);
        border-radius: var(--radius-lg);
        gap: var(--space-2);
    }
    
    .account-breadcrumb__link {
        font-size: 0.875rem;
    }
    
    .account-breadcrumb__link i {
        font-size: 0.875rem;
    }
    
    .account-breadcrumb__current {
        font-size: 0.875rem;
    }
    
    /* Content */
    .account-content {
        padding: 0 var(--container-padding) var(--space-12);
    }
    
    /* Info Cards - Stack vertical */
    .account-info {
        grid-template-columns: 1fr;
        gap: var(--space-3);
        margin-bottom: var(--space-6);
    }
    
    .info-card {
        padding: var(--space-4);
        border-radius: var(--radius-lg);
        flex-direction: row;
        align-items: center;
        text-align: left;
    }
    
    .info-card__icon {
        width: 44px;
        height: 44px;
        border-radius: var(--radius-md);
    }
    
    .info-card__icon i {
        font-size: 1.125rem;
    }
    
    .info-card__content h3 {
        font-size: 0.9375rem;
        margin-bottom: var(--space-1);
    }
    
    .info-card__content p {
        font-size: 0.8125rem;
        line-height: 1.5;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    
    /* Tabs Container */
    .account-tabs {
        border-radius: var(--radius-xl);
    }
    
    .account-tabs__header {
        padding: var(--space-4);
        flex-direction: row;
        align-items: center;
        gap: var(--space-3);
    }
    
    .account-tabs__header-icon {
        width: 36px;
        height: 36px;
    }
    
    .account-tabs__header-icon i {
        font-size: 1rem;
    }
    
    .account-tabs__header-title {
        font-size: 1rem;
    }
    
    /* Tab Navigation - Scroll horizontal profesional */
    .account-tabs__nav {
        padding: var(--space-3);
        gap: var(--space-2);
        background: var(--gray-100);
        -webkit-overflow-scrolling: touch;
    }
    
    .account-tabs__btn {
        padding: var(--space-3) var(--space-4);
        font-size: 0.8125rem;
        border-radius: var(--radius-lg);
        min-width: max-content;
    }
    
    .account-tabs__btn i {
        font-size: 0.875rem;
    }
    
    /* Tab Content */
    .account-tabs__content {
        padding: var(--space-4);
    }
    
    /* Document List - Diseño móvil mejorado */
    .document-list {
        gap: var(--space-2);
    }
    
    .document-item {
        padding: var(--space-3);
        border-radius: var(--radius-md);
        gap: var(--space-3);
    }
    
    .document-item:hover {
        transform: none;
    }
    
    .document-item:active {
        transform: scale(0.98);
        background: var(--white);
    }
    
    .document-item__icon {
        width: 40px;
        height: 40px;
        border-radius: var(--radius-sm);
    }
    
    .document-item__icon i {
        font-size: 1rem;
    }
    
    .document-item__content {
        flex: 1;
        min-width: 0;
    }
    
    .document-item__link {
        font-size: 0.875rem;
        white-space: normal;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        line-height: 1.4;
    }
    
    .document-item__meta {
        margin-top: var(--space-2);
        font-size: 0.75rem;
    }
    
    .document-item__action {
        width: 32px;
        height: 32px;
    }
    
    .document-item__action i {
        font-size: 0.75rem;
    }
    
    /* Empty State */
    .empty-state {
        padding: var(--space-8);
    }
    
    .empty-state__icon {
        width: 64px;
        height: 64px;
        margin-bottom: var(--space-4);
    }
    
    .empty-state__icon i {
        font-size: 1.5rem;
    }
    
    .empty-state__title {
        font-size: 1.125rem;
    }
    
    .empty-state__text {
        font-size: 0.875rem;
    }
}

/* Mobile Portrait - Extra refinado */
@media (max-width: 480px) {
    :root {
        --container-padding: 0.875rem;
    }
    
    /* Hero ultra compacto */
    .account-hero {
        padding: var(--space-8) 0 var(--space-10);
    }
    
    .account-hero__icon {
        width: 48px;
        height: 48px;
        border-radius: var(--radius-lg);
    }
    
    .account-hero__icon i {
        font-size: 1.25rem;
    }
    
    .account-hero__eyebrow {
        font-size: 0.6875rem;
    }
    
    .account-hero__eyebrow::before,
    .account-hero__eyebrow::after {
        width: 20px;
    }
    
    .account-hero__title {
        font-size: 1.25rem;
    }
    
    .account-hero__description {
        font-size: 0.875rem;
    }
    
    /* Breadcrumb inline */
    .account-breadcrumb__wrapper {
        padding: var(--space-2) var(--space-3);
    }
    
    .account-breadcrumb__link span {
        display: none;
    }
    
    .account-breadcrumb__separator {
        font-size: 0.625rem;
    }
    
    .account-breadcrumb__current {
        font-size: 0.8125rem;
    }
    
    /* Info cards compactas */
    .info-card {
        padding: var(--space-3);
        gap: var(--space-3);
    }
    
    .info-card__icon {
        width: 40px;
        height: 40px;
    }
    
    .info-card__icon i {
        font-size: 1rem;
    }
    
    .info-card__content h3 {
        font-size: 0.875rem;
    }
    
    .info-card__content p {
        font-size: 0.75rem;
        -webkit-line-clamp: 1;
    }
    
    /* Tabs - Solo iconos con tooltips */
    .account-tabs__header {
        padding: var(--space-3);
    }
    
    .account-tabs__header-title {
        font-size: 0.9375rem;
    }
    
    .account-tabs__nav {
        padding: var(--space-2);
        justify-content: center;
    }
    
    .account-tabs__btn {
        padding: var(--space-2) var(--space-3);
        flex-direction: column;
        gap: var(--space-1);
        border-radius: var(--radius-md);
        min-width: 60px;
    }
    
    .account-tabs__btn i {
        font-size: 1rem;
    }
    
    .account-tabs__btn span {
        font-size: 0.625rem;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        opacity: 0.9;
    }
    
    .account-tabs__btn.active span {
        opacity: 1;
    }
    
    /* Content ultra compacto */
    .account-tabs__content {
        padding: var(--space-3);
    }
    
    .document-list {
        gap: var(--space-2);
    }
    
    .document-item {
        padding: var(--space-3);
    }
    
    .document-item__icon {
        width: 36px;
        height: 36px;
    }
    
    .document-item__icon i {
        font-size: 0.875rem;
    }
    
    .document-item__link {
        font-size: 0.8125rem;
    }
    
    .document-item__meta {
        font-size: 0.6875rem;
    }
    
    .document-item__action {
        width: 28px;
        height: 28px;
    }
    
    .empty-state {
        padding: var(--space-6);
    }
    
    .empty-state__icon {
        width: 56px;
        height: 56px;
    }
    
    .empty-state__title {
        font-size: 1rem;
    }
    
    .empty-state__text {
        font-size: 0.8125rem;
    }
}

/* Extra Small Devices */
@media (max-width: 360px) {
    .account-hero__title {
        font-size: 1.125rem;
    }
    
    .account-hero__description {
        font-size: 0.8125rem;
    }
    
    .account-tabs__btn {
        min-width: 50px;
        padding: var(--space-2);
    }
    
    .account-tabs__btn span {
        display: none;
    }
    
    .document-item__action {
        display: none;
    }
}

/* ============================================
   ACCESIBILIDAD
   ISO 25010: Accesibilidad
   ============================================ */
.account-tabs__btn:focus,
.document-item__link:focus,
.account-breadcrumb__link:focus {
    outline: 3px solid var(--primary);
    outline-offset: 3px;
}

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

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .info-card,
    .account-tabs,
    .document-item {
        border-width: 2px;
        border-color: var(--gray-800);
    }
    
    .account-hero {
        background: var(--gray-900);
    }
}

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