/* Mobile-First Design 2025 - ServiSort */
/* Optimizado para dispositivos móviles con diseño moderno */

/* ===== RESET Y VARIABLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colores Principales 2025 */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #f1f5f9;
    --accent: #06b6d4;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    /* Colores de Texto */
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --text-light: #ffffff;
    --text-muted: #94a3b8;
    
    /* Colores de Fondo */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-card: #ffffff;
    
    /* Bordes y Sombras */
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Bordes Redondeados */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transiciones */
    --transition: all 0.2s ease-in-out;
    --transition-fast: all 0.15s ease-in-out;
    --transition-slow: all 0.3s ease-in-out;
    
    /* Tipografía */
    --font-family: '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: 2.25rem;
    
    /* Altura de Viewport Móvil */
    --vh: 1vh;
}

/* Tema Oscuro */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #f8fafc;
        --text-secondary: #94a3b8;
        --text-muted: #64748b;
        --bg-primary: #0f172a;
        --bg-secondary: #1e293b;
        --bg-tertiary: #334155;
        --bg-card: #1e293b;
        --border: #334155;
        --border-light: #475569;
    }
}

[data-theme="dark"] {
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #1e293b;
    --border: #334155;
    --border-light: #475569;
}

/* ===== ESTILOS BASE ===== */
html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100vh;
    min-height: calc(var(--vh, 1vh) * 100);
}

/* ===== CONTENEDOR PRINCIPAL ===== */
.mobile-container {
    min-height: 100vh;
    min-height: calc(var(--vh, 1vh) * 100);
    display: flex;
    flex-direction: column;
    max-width: 100%;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
}

/* ===== HEADER MOBILE ===== */
.mobile-header {
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 100%;
}

.logo-section {
    flex: 1;
}

.logo-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary);
    margin: 0;
}

.logo-icon {
    font-size: var(--font-size-2xl);
}

.logo-image {
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-sm);
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.logo-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-subtitle {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
    font-weight: 500;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.theme-toggle {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-secondary);
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary);
    transform: scale(1.05);
}

.theme-icon {
    font-size: 1.25rem;
    transition: var(--transition);
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: var(--font-size-lg);
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
    transform: scale(1.05);
}

.theme-toggle:active {
    transform: scale(0.95);
}

/* ===== MAIN CONTENT ===== */
.mobile-main {
    flex: 1;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    max-width: 100%;
}

/* ===== HERO SECTION ===== */
.hero-mobile {
    text-align: center;
    padding: var(--spacing-lg) 0;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: linear-gradient(135deg, var(--success) 0%, var(--accent) 100%);
    color: var(--text-light);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.badge-icon {
    font-size: var(--font-size-base);
}

.hero-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    margin: 0;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary) 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);
    line-height: 1.6;
    max-width: 90%;
    margin: 0;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.stat-number {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== SECCIONES ===== */
.section-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-lg) 0;
    text-align: center;
}

/* ===== QUICK ACTIONS ===== */
.quick-actions {
    width: 100%;
}

.actions-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    width: 100%;
}

.action-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    width: 100%;
    text-align: left;
    position: relative;
    overflow: hidden;
}

.action-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    transform: scaleX(0);
    transition: var(--transition);
}

.action-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.action-card:hover::before {
    transform: scaleX(1);
}

.action-card:active {
    transform: translateY(0);
}

.action-icon {
    font-size: var(--font-size-2xl);
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.action-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.action-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.action-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin: 0;
}

.action-arrow {
    font-size: var(--font-size-xl);
    color: var(--primary);
    font-weight: 600;
    transition: var(--transition);
}

.action-card:hover .action-arrow {
    transform: translateX(4px);
}

/* Colores específicos para cada acción */
.demo-action:hover {
    border-color: var(--accent);
}

.demo-action .action-icon {
    background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
    color: var(--text-light);
}

.register-action:hover {
    border-color: var(--success);
}

.register-action .action-icon {
    background: linear-gradient(135deg, var(--success) 0%, var(--accent) 100%);
    color: var(--text-light);
}

.login-action:hover {
    border-color: var(--primary);
}

.login-action .action-icon {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-light);
}

/* ===== FEATURES SECTION ===== */
.features-mobile {
    width: 100%;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.feature-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: var(--transition);
    cursor: pointer;
}

.feature-item:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.feature-icon {
    font-size: var(--font-size-xl);
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    flex-shrink: 0;
}

.feature-content {
    flex: 1;
}

.feature-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.feature-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin: 0;
}

/* ===== LOGIN MOBILE ===== */
.login-mobile {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.login-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.back-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: var(--font-size-lg);
    color: var(--text-primary);
}

.back-btn:hover {
    background: var(--bg-tertiary);
    transform: translateX(-2px);
}

.login-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    flex: 1;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.input-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.input-field {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    transition: var(--transition);
    width: 100%;
    font-family: var(--font-family);
}

.input-field:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    background: var(--bg-primary);
}

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

.login-submit-btn {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-light);
    border: none;
    border-radius: var(--radius);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    min-height: 3rem;
    font-family: var(--font-family);
}

.login-submit-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.login-submit-btn:active {
    transform: translateY(0);
}

.login-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.login-footer {
    margin-top: var(--spacing-lg);
    text-align: center;
}

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

.footer-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

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

/* ===== ERROR TOAST ===== */
.error-toast {
    position: fixed !important;
    top: 20px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    color: white;
    padding: 16px 20px;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(255, 107, 107, 0.3);
    display: none;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    font-size: 14px;
    z-index: 10001 !important;
    max-width: 90%;
    width: auto;
    min-width: 280px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideInDown 0.3s ease-out;
    /* Evitar que se posicione en el footer */
    bottom: auto !important;
    right: auto !important;
}

/* Estilos específicos para notificaciones de sesión */
.error-toast.session-conflict {
    background: linear-gradient(135deg, #ffc107, #ff9800);
    box-shadow: 0 8px 32px rgba(255, 193, 7, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.error-toast.session-expired {
    background: linear-gradient(135deg, #17a2b8, #138496);
    box-shadow: 0 8px 32px rgba(23, 162, 184, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Asegurar que las notificaciones no se superpongan */
.error-toast + .error-toast {
    top: 80px !important;
}

.error-toast:nth-of-type(3) {
    top: 140px !important;
}

.error-toast:nth-of-type(4) {
    top: 200px !important;
}

.error-toast:nth-of-type(5) {
    top: 260px !important;
}

/* Prevenir acumulación en el footer */
.error-toast:not([style*="display: none"]) {
    position: fixed !important;
    top: 20px !important;
    bottom: auto !important;
}

.error-content {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.error-icon {
    font-size: var(--font-size-lg);
}

.error-text {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.error-close {
    background: none;
    border: none;
    color: var(--text-light);
    font-size: var(--font-size-xl);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    line-height: 1;
}

.error-close:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* ===== FOOTER MOBILE ===== */
.mobile-footer {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

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

.footer-contact {
    font-size: var(--font-size-sm);
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.footer-contact:hover {
    color: var(--primary-dark);
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-link {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

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

/* ===== PWA ELEMENTS ===== */
.pwa-elements {
    position: fixed;
    bottom: var(--spacing-md);
    left: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    z-index: 50;
    pointer-events: none;
}

.connection-indicator {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    align-self: flex-start;
    pointer-events: auto;
}

.connection-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: var(--radius-full);
    background: var(--success);
    animation: pulse 2s infinite;
}

.connection-indicator.offline .connection-dot {
    background: var(--danger);
}

.connection-text {
    color: var(--text-secondary);
}

.sync-indicator {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    align-self: flex-start;
    pointer-events: auto;
}

.sync-icon {
    animation: spin 1s linear infinite;
}

.sync-text {
    color: var(--text-secondary);
}

.install-prompt {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    pointer-events: auto;
    width: 100%;
}

.install-prompt:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.install-content {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.install-icon {
    font-size: var(--font-size-xl);
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: var(--text-light);
    border-radius: var(--radius);
}

.install-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.install-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.install-subtitle {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin: 0;
}

.install-arrow {
    font-size: var(--font-size-lg);
    color: var(--primary);
    font-weight: 600;
    transition: var(--transition);
}

.install-prompt:hover .install-arrow {
    transform: translateX(4px);
}

/* ===== ANIMACIONES ===== */
@keyframes slideInDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

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

/* ===== ESTILOS ESPECÍFICOS PARA TARJETAS PREMIUM ===== */
.action-card-premium {
    background: linear-gradient(145deg, rgba(255,255,255,0.95), rgba(255,255,255,0.9));
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    min-height: 180px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: var(--shadow-md);
}

.action-card-premium:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

/* Glow effect para tarjetas premium */
.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.action-card-premium:hover .card-glow {
    opacity: 1;
}

.featured-glow {
    background: radial-gradient(circle, rgba(236, 72, 153, 0.15) 0%, transparent 70%);
}

/* Featured card específico */
.featured-card {
    border: 2px solid rgba(236, 72, 153, 0.4);
    background: linear-gradient(145deg, rgba(236, 72, 153, 0.1), rgba(139, 92, 246, 0.05));
}

/* Header de las tarjetas premium */
.action-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

/* Contenedores de iconos */
.action-icon-container {
    position: relative;
    width: 45px;
    height: 45px;
}

.main-icon {
    font-size: 2rem;
    display: block;
    text-align: center;
    line-height: 45px;
    position: relative;
    z-index: 2;
}

/* Badges de acción */
.action-badge {
    background: linear-gradient(45deg, var(--primary), var(--primary-dark));
    color: var(--text-light);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

.register-badge {
    background: linear-gradient(45deg, #ec4899, #f59e0b);
}

.login-badge {
    background: linear-gradient(45deg, var(--primary), #3b82f6);
}

/* Contenido mejorado */
.action-content-enhanced {
    margin-bottom: var(--spacing-md);
    flex: 1;
}

.action-title-premium {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.action-subtitle-premium {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

/* Tags de características */
.action-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.feature-tag {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    padding: 3px 6px;
    border-radius: 10px;
    font-size: 0.65rem;
    font-weight: 500;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

/* Call to Action */
.action-cta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: linear-gradient(45deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 10px;
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: all 0.3s ease;
}

.featured-cta {
    background: linear-gradient(45deg, rgba(236, 72, 153, 0.1), rgba(245, 158, 11, 0.1));
    border-color: rgba(236, 72, 153, 0.3);
}

.action-card-premium:hover .action-cta {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.cta-text {
    font-weight: 600;
    color: var(--primary);
}

.cta-arrow {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.action-card-premium:hover .cta-arrow {
    transform: translateX(5px);
}

/* Animaciones específicas para móvil */
.icon-pulse {
    position: relative;
    display: inline-block;
}

.pulse-ring, .pulse-ring-2 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border: 2px solid rgba(236, 72, 153, 0.3);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.pulse-ring-2 {
    animation-delay: 1s;
    border-color: rgba(245, 158, 11, 0.3);
}

.icon-rotate {
    position: relative;
    display: inline-block;
}

.rotate-ring {
    position: absolute;
    top: -5px;
    right: -5px;
    font-size: 0.8rem;
    animation: rotate 3s linear infinite;
}

@keyframes pulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0;
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Media queries específicas para tarjetas premium */
@media (max-width: 768px) {
    .action-card-premium {
        padding: var(--spacing-md);
        min-height: 160px;
    }
    
    .action-title-premium {
        font-size: var(--font-size-md);
    }
    
    .action-subtitle-premium {
        font-size: var(--font-size-xs);
    }
    
    .feature-tag {
        font-size: 0.6rem;
        padding: 2px 5px;
    }
}

@media (max-width: 480px) {
    .action-card-premium {
        padding: var(--spacing-sm);
        min-height: 150px;
    }
    
    .action-icon-container {
        width: 40px;
        height: 40px;
    }
    
    .main-icon {
        font-size: 1.8rem;
        line-height: 40px;
    }
    
    .action-badge {
        font-size: 0.65rem;
        padding: 3px 8px;
    }
}

/* ===== RESPONSIVE DESIGN ===== */

/* Tablets (768px y más) */
@media (min-width: 768px) {
    .mobile-container {
        max-width: 768px;
    }
    
    .mobile-main {
        padding: var(--spacing-xl);
        gap: var(--spacing-2xl);
    }
    
    .actions-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
    }
    
    .action-card:last-child {
        grid-column: 1 / -1;
    }
    
    .features-list {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-description {
        max-width: 80%;
    }
    
    .footer-content {
        flex-wrap: nowrap;
    }
}

/* Desktop (1024px y más) */
@media (min-width: 1024px) {
    .mobile-container {
        max-width: 1024px;
    }
    
    .mobile-main {
        padding: var(--spacing-2xl);
    }
    
    .actions-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .action-card:last-child {
        grid-column: auto;
    }
    
    .features-list {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-stats {
        gap: var(--spacing-2xl);
    }
    
    .pwa-elements {
        bottom: var(--spacing-xl);
        left: var(--spacing-xl);
        right: auto;
        max-width: 300px;
    }
}

/* Large Desktop (1280px y más) */
@media (min-width: 1280px) {
    .mobile-container {
        max-width: 1280px;
    }
    
    .features-list {
        grid-template-columns: repeat(4, 1fr);
    }
}

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

/* Focus visible para navegación por teclado */
.action-card:focus-visible,
.feature-item:focus-visible,
.theme-toggle:focus-visible,
.back-btn:focus-visible,
.input-field:focus-visible,
.login-submit-btn:focus-visible,
.install-prompt:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* ===== UTILIDADES ===== */
.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;
}

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

.hidden {
    display: none;
}



/* ===== MEJORAS DE RENDIMIENTO ===== */
.action-card,
.feature-item,
.login-mobile,
.install-prompt {
    will-change: transform;
}

.action-card:hover,
.feature-item:hover,
.install-prompt:hover {
    will-change: auto;
}

/* Optimización para pantallas de alta densidad */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo-icon,
    .action-icon,
    .feature-icon {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}