/* Importación de Google Fonts: INTER */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* Variables de Diseño (Tokens de Diseño) */
:root {
    --primary: #00BAF2;
    --primary-hover: #009ecd;
    --bg-app: #f1f5f9;
    --card-bg: rgba(255, 255, 255, 0.85);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --border-color: rgba(0, 186, 242, 0.15);
    --border-radius: 16px;
    --shadow-sm: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -2px rgb(0 0 0 / 0.05);
    --shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.05), 0 4px 6px -4px rgb(0 0 0 / 0.05);
    --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.05), 0 8px 10px -6px rgb(0 0 0 / 0.05);
    --status-success: #10b981;
    --status-warning: #f59e0b;
    --status-danger: #ef4444;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

[data-theme="dark"] {
    --bg-app: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.8);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --border-color: rgba(255, 255, 255, 0.08);
}

/* Reset y Estilos Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-sans);
}

body {
    background-color: var(--bg-app);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

header {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-sm);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-container img {
    height: 40px;
    object-fit: contain;
}

.logo-text {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.025em;
    color: var(--text-primary);
}

.logo-text span {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

button {
    font-family: var(--font-sans);
    cursor: pointer;
    border: none;
    outline: none;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    padding: 0.625rem 1.25rem;
    font-weight: 600;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 186, 242, 0.25);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.625rem 1.25rem;
    font-weight: 500;
    border-radius: 10px;
}

.btn-secondary:hover {
    background: rgba(0, 186, 242, 0.05);
}

.offline-badge {
    background-color: var(--status-warning);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    display: none;
    align-items: center;
    gap: 0.25rem;
}

.offline-badge.visible {
    display: inline-flex;
    animation: pulse 2s infinite;
}

/* Modales conformes a la regla: width: 80% y height: 80% */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    width: 80%;
    height: 80%;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.close-modal {
    background: transparent;
    font-size: 1.5rem;
    color: var(--text-secondary);
}

/* Layout Principal Bento Grid */
.bento-container {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(120px, auto);
    gap: 1.5rem;
    width: 100%;
    flex: 1;
}

/* Items Bento */
.bento-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    overflow: hidden;
    position: relative;
    backdrop-filter: blur(10px);
}

.bento-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: rgba(0, 186, 242, 0.35);
}

/* Configuraciones de tamaño Bento Grid */
.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 8; }
.col-6 { grid-column: span 6; }
.col-4 { grid-column: span 4; }
.col-3 { grid-column: span 3; }

.row-1 { grid-row: span 1; }
.row-2 { grid-row: span 2; }
.row-3 { grid-row: span 3; }
.row-4 { grid-row: span 4; }

/* Bento Widgets específicos */
.welcome-card {
    background: linear-gradient(135deg, rgba(0, 186, 242, 0.08) 0%, rgba(0, 186, 242, 0.02) 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    height: 100%;
}

.stat-box {
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

[data-theme="dark"] .stat-box {
    background: rgba(30, 41, 59, 0.4);
}

.stat-value {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.map-container {
    height: 100%;
    min-height: 380px;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

/* Formularios Bento */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-app);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: border-color 0.2s;
}

.form-control:focus {
    border-color: var(--primary);
    outline: none;
}

/* Tablas Bento */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.bento-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.bento-table th {
    padding: 0.75rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
    text-transform: uppercase;
}

.bento-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

.bento-table tr:hover {
    background: rgba(0, 186, 242, 0.03);
}

/* Trazabilidad Timeline */
.timeline {
    position: relative;
    padding-left: 2rem;
    margin-top: 1rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 1.5rem;
}

.timeline-dot {
    position: absolute;
    left: -29px;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary);
    border: 3px solid var(--bg-app);
}

.timeline-content {
    background: rgba(0, 186, 242, 0.03);
    border-radius: 10px;
    padding: 1rem;
    border: 1px solid var(--border-color);
}

.timeline-title {
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

.timeline-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.tx-hash {
    font-family: monospace;
    font-size: 0.75rem;
    color: var(--primary);
    word-break: break-all;
    background: rgba(0, 186, 242, 0.08);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    display: inline-block;
    margin-top: 0.5rem;
}

/* Animaciones */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(0, 186, 242, 0.1);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    display: inline-block;
}

/* Responsividad general */
@media (max-width: 1024px) {
    .bento-container {
        grid-template-columns: repeat(6, 1fr);
    }
    .col-8 { grid-column: span 6; }
    .col-4 { grid-column: span 3; }
    .col-3 { grid-column: span 3; }
}

@media (max-width: 768px) {
    .bento-container {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        padding: 0 1rem;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .modal-content {
        width: 95%;
        height: 90%;
        padding: 1rem;
    }
}