/*
 * TarjetaSuma Mobile-First Styles - Optimizado 2025
 * Nueva paleta de colores y diseño mobile-first mejorado
 */

/* ========================================
   VARIABLES DE COLORES - OPTIMIZADAS 2025
======================================== */
:root {
    /* Paleta principal - Basada en logo Summi */
    --primary: #4EC9F0;        /* Azul Claro Base */
    --secondary: #A7E100;      /* Verde Lima Base */
    --dark: #1F65A6;           /* Azul Marino Profundo */
    --light: #B8E7F9;          /* Azul Suave */
    --accent: #DAF599;         /* Verde Pastel */
    --text-dark: #2B4D73;      /* Azul Acero */
    --background: #F8FAFC;     /* Gris Claro más suave */
    --border: #E2E8F0;         /* Borde más sutil */
    --text-primary: #1A202C;   /* Negro Suave más legible */
    --white: #FFFFFF;          /* Blanco */
    
    /* Colores adicionales para mejor UX */
    --success: #10B981;        /* Verde éxito */
    --warning: #F59E0B;        /* Amarillo advertencia */
    --error: #EF4444;          /* Rojo error */
    --info: var(--primary);    /* Azul información */
    
    /* Gradients mejorados */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--dark) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 100%);
    --gradient-light: linear-gradient(180deg, var(--white) 0%, var(--background) 100%);
    --gradient-card: linear-gradient(145deg, var(--white) 0%, #F1F5F9 100%);
    
    /* Shadows más sutiles pero efectivas */
    --shadow-xs: 0 1px 2px rgba(31, 101, 166, 0.05);
    --shadow-sm: 0 2px 4px rgba(31, 101, 166, 0.08);
    --shadow-md: 0 4px 8px rgba(31, 101, 166, 0.12);
    --shadow-lg: 0 8px 16px rgba(31, 101, 166, 0.16);
    --shadow-xl: 0 12px 24px rgba(31, 101, 166, 0.20);
    
    /* Spacing system */
    --space-1: 0.25rem;  /* 4px */
    --space-2: 0.5rem;   /* 8px */
    --space-3: 0.75rem;  /* 12px */
    --space-4: 1rem;     /* 16px */
    --space-5: 1.25rem;  /* 20px */
    --space-6: 1.5rem;   /* 24px */
    --space-8: 2rem;     /* 32px */
    
    /* Border radius system */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 200ms ease;
    --transition-slow: 300ms ease;
    
    /* Z-index layers */
    --z-header: 1000;
    --z-modal: 1100;
    --z-toast: 1200;
    --z-tooltip: 1300;
}

/* ========================================
   RESET Y BASE MOBILE-FIRST MEJORADO
======================================== */
* {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
    scroll-behavior: smooth;
}

/* Body optimizado para mobile-first sin header */
body {
    background-color: var(--background);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Noto Sans', sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* Mejores touch targets - WCAG AAA compliance */
.touch-target {
    min-height: 44px;
    min-width: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    touch-action: manipulation;
}

/* ========================================
   LAYOUT MOBILE-FIRST OPTIMIZADO
======================================== */

/* Mobile Layout Container */
.mobile-layout {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* Main wrapper sin compensación de header */
.main-wrapper {
    padding: 0;
    margin: 0;
    background: transparent;
    min-height: 100vh;
    position: relative;
}

/* Content Area optimizado sin header */
.main-content {
    padding: var(--space-5) var(--space-4) var(--space-5) var(--space-4) !important;
    background: transparent !important;
    flex: 1;
    position: relative;
}

/* ========================================
   CARDS MOBILE-FIRST MEJORADAS
======================================== */

/* Card base optimizada */
.mobile-card {
    background: var(--gradient-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-6);
    overflow: hidden;
    transition: var(--transition-normal);
    position: relative;
}

.mobile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--light), transparent);
    opacity: 0.6;
}

.mobile-card:active {
    transform: translateY(1px) scale(0.98);
    box-shadow: var(--shadow-xs);
}

.mobile-card .card-header {
    background: transparent;
    border-bottom: 1px solid var(--border);
    padding: var(--space-5);
    font-weight: 600;
    color: var(--text-dark);
    position: relative;
}

.mobile-card .card-body {
    padding: var(--space-5);
}

/* Tarjeta Principal QR mejorada */
.primary-qr-card {
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    margin-bottom: var(--space-8);
    position: relative;
    overflow: hidden;
}

.primary-qr-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(255,255,255,0.1) 0%, transparent 50%);
}

.primary-qr-card .card-body {
    padding: var(--space-8) var(--space-5);
    position: relative;
    z-index: 1;
}

.qr-display {
    text-align: center;
    margin: var(--space-6) 0;
    position: relative;
}

.qr-display img {
    background: var(--white);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    max-width: 160px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
}

.qr-display img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

.verification-badge {
    background: var(--secondary);
    color: var(--text-dark);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    box-shadow: var(--shadow-md);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* Cards de Resumen mejoradas */
.summary-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.summary-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-6) var(--space-5);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.summary-card.primary { 
    background: var(--gradient-primary); 
    color: var(--white);
    border: none;
}

.summary-card.primary::before {
    background: rgba(255,255,255,0.3);
}

.summary-card.secondary { 
    background: var(--gradient-secondary); 
    color: var(--text-dark);
    border: none;
}

.summary-card.secondary::before {
    background: var(--text-dark);
}

.summary-card.accent { 
    background: var(--accent); 
    color: var(--text-dark);
    border: none;
}

.summary-card.light { 
    background: var(--light); 
    color: var(--text-dark);
    border: none;
}

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

.summary-card .icon {
    font-size: 28px;
    margin-bottom: var(--space-3);
    opacity: 0.9;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.1);
    margin: 0 auto var(--space-3);
}

.summary-card .value {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--space-2);
}

.summary-card .label {
    font-size: 13px;
    opacity: 0.8;
    font-weight: 500;
}

/* ========================================
   BOTONES MOBILE-FRIENDLY MEJORADOS
======================================== */

.btn-mobile {
    min-height: 48px;
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    transition: var(--transition-normal);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    touch-action: manipulation;
    font-size: 14px;
}

.btn-mobile::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: var(--transition-fast);
}

.btn-mobile:active::before {
    left: 100%;
}

.btn-mobile:active {
    transform: scale(0.96);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

.btn-secondary {
    background: var(--gradient-secondary);
    color: var(--text-dark);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
    color: var(--text-dark);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    box-shadow: var(--shadow-xs);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ========================================
   FORMS MOBILE-OPTIMIZED MEJORADOS
======================================== */

.form-mobile .form-control {
    min-height: 52px;
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-4) var(--space-5);
    font-size: 16px; /* Evita zoom en iOS */
    background: var(--white);
    color: var(--text-primary);
    transition: var(--transition-fast);
    box-shadow: var(--shadow-xs);
}

.form-mobile .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(78, 201, 240, 0.1);
    outline: none;
    transform: translateY(-1px);
}

.form-mobile .form-label {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: var(--space-2);
    font-size: 14px;
}

/* ========================================
   ALERTS MOBILE MEJORADAS
======================================== */

.alert-mobile {
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    margin-bottom: var(--space-5);
    border: none;
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.alert-mobile::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: currentColor;
    opacity: 0.7;
}

.alert-mobile.success {
    background: linear-gradient(135deg, #ECFDF5 0%, #D1FAE5 100%);
    color: var(--success);
    border: 1px solid #A7F3D0;
}

.alert-mobile.error {
    background: linear-gradient(135deg, #FEF2F2 0%, #FECACA 100%);
    color: var(--error);
    border: 1px solid #FCA5A5;
}

.alert-mobile.info {
    background: linear-gradient(135deg, var(--light) 0%, #E0F2FE 100%);
    color: var(--primary);
    border: 1px solid #7DD3FC;
}

.alert-mobile.warning {
    background: linear-gradient(135deg, #FFFBEB 0%, #FEF3C7 100%);
    color: var(--warning);
    border: 1px solid #FCD34D;
}

/* ========================================
   RESPONSIVE BREAKPOINTS OPTIMIZADOS
======================================== */

/* Small Mobile (480px+) */
@media (min-width: 30rem) {
    .summary-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-5);
    }
    
    .main-content {
        padding-left: var(--space-6);
        padding-right: var(--space-6);
    }
}

/* Tablet Portrait (640px+) */
@media (min-width: 40rem) {
    .main-content {
        padding-bottom: var(--space-8) !important;
    }
    
    .summary-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }
    
    .mobile-card {
        margin-bottom: var(--space-8);
    }
}

/* Tablet Landscape (768px+) */
@media (min-width: 48rem) {
    .top-header {
        padding: var(--space-5) var(--space-8) !important;
        min-height: 72px !important;
    }
    
    .main-content {
        padding: var(--space-8) !important;
    }
    
    .summary-cards {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .header-logo img {
        height: 40px !important;
    }
    
    .mobile-card {
        transition: all var(--transition-normal);
    }
    
    .mobile-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-lg);
    }
}

/* Desktop (1024px+) */
@media (min-width: 64rem) {
    .main-content {
        padding: var(--space-8) 5% !important;
        max-width: 1400px;
        margin: 0 auto;
    }
    
    .summary-cards {
        gap: var(--space-8);
    }
}

/* ========================================
   UTILITIES Y MEJORAS ADICIONALES
======================================== */

/* Estados de carga */
.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary);
    border-radius: var(--radius-full);
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

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

/* Feedback táctil mejorado */
.touch-feedback {
    position: relative;
    overflow: hidden;
}

.touch-feedback::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-full);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.touch-feedback:active::after {
    width: 300px;
    height: 300px;
}

/* Scroll suave en contenedores */
.smooth-scroll {
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

/* Focus states mejorados para accesibilidad */
.btn-mobile:focus,
.form-control:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Estados de hover solo en dispositivos que los soporten */
@media (hover: hover) {
    .mobile-card:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }
    
    .summary-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-lg);
    }
}

/* Dark mode support (preparado para futuras implementaciones) */
@media (prefers-color-scheme: dark) {
    :root {
        --background: #0F172A;
        --text-primary: #F1F5F9;
        --border: #334155;
        --white: #1E293B;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Print styles */
@media print {
    .mobile-tab-bar,
    .top-header .nav-right-links,
    .btn-mobile {
        display: none !important;
    }
    
    .main-content {
        padding: 0 !important;
    }
    
    * {
        box-shadow: none !important;
        background: white !important;
        color: black !important;
    }
}