:root {
    --arca-primary: #1e40af;
    --arca-primary-dark: #1e3a8a;
    --arca-primary-light: #3b82f6;
    --arca-accent: #0ea5e9;
    --arca-success: #059669;
    --arca-success-hover: #047857;
    --arca-bg: #eef2f7;
    --arca-surface: #ffffff;
    --arca-border: #e2e8f0;
    --arca-text: #0f172a;
    --arca-muted: #64748b;
    --arca-shadow: 0 4px 6px -1px rgba(15, 23, 42, 0.08),
                   0 10px 24px -4px rgba(15, 23, 42, 0.1);
    --arca-radius: 12px;
    --arca-radius-lg: 16px;
    --arca-font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

body.arca-app {
    font-family: var(--arca-font);
    background: var(--arca-bg);
    color: var(--arca-text);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

body.arca-login {
    background: linear-gradient(145deg, #1e3a8a 0%, #2563eb 45%, #0ea5e9 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.arca-container {
    max-width: 1100px;
    padding-top: 24px;
    padding-bottom: 40px;
}

.arca-card {
    border: 1px solid var(--arca-border);
    border-radius: var(--arca-radius-lg);
    box-shadow: var(--arca-shadow);
    overflow: hidden;
    background: var(--arca-surface);
}

.arca-header {
    background: linear-gradient(135deg, var(--arca-primary-dark) 0%, var(--arca-primary) 55%, var(--arca-primary-light) 100%);
    color: #fff;
    padding: 20px 28px;
}

.arca-header-title {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0;
    line-height: 1.3;
}

.arca-header-subtitle {
    font-size: 0.85rem;
    opacity: 0.88;
    margin: 4px 0 0;
    font-weight: 400;
}

.arca-header-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    flex-shrink: 0;
}

.arca-user-chip {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    padding: 6px 14px;
    font-size: 0.875rem;
    backdrop-filter: blur(4px);
}

.arca-user-chip .badge {
    font-weight: 600;
    font-size: 0.7rem;
    vertical-align: middle;
}

.btn-arca-outline-light {
    border: 1px solid rgba(255, 255, 255, 0.45);
    color: #fff;
    border-radius: 8px;
    font-weight: 500;
    padding: 6px 14px;
    transition: background 0.15s, border-color 0.15s;
}

.btn-arca-outline-light:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #fff;
    color: #fff;
}

.arca-body {
    padding: 28px;
}

.nav-tabs-arca {
    border-bottom: 2px solid var(--arca-border);
    gap: 4px;
}

.nav-tabs-arca .nav-link {
    border: none;
    border-bottom: 3px solid transparent;
    border-radius: 8px 8px 0 0;
    color: var(--arca-muted);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 10px 18px;
    margin-bottom: -2px;
    transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.nav-tabs-arca .nav-link:hover {
    color: var(--arca-primary);
    background: rgba(30, 64, 175, 0.04);
    border-bottom-color: transparent;
}

.nav-tabs-arca .nav-link.active {
    color: var(--arca-primary);
    background: rgba(30, 64, 175, 0.06);
    border-bottom-color: var(--arca-primary);
}

.section-panel {
    background: #e2e8f0;
    border: 1px solid #94a3b8;
    border-radius: var(--arca-radius);
    padding: 22px 24px;
    margin-bottom: 20px;
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.1);
}

.section-panel:last-child {
    margin-bottom: 0;
}

.section-panel-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid #94a3b8;
}

.section-panel-header i {
    font-size: 1.15rem;
    color: var(--arca-primary);
}

.section-panel-header h5,
.section-panel-header h6 {
    margin: 0;
    font-weight: 700;
    font-size: 1rem;
    color: var(--arca-text);
}

.section-panel-desc {
    font-size: 0.82rem;
    color: var(--arca-muted);
    margin: -8px 0 16px;
}

.arca-app .form-label {
    font-weight: 600;
    font-size: 0.82rem;
    color: #334155;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 6px;
}

.arca-app .form-control,
.arca-app .form-select {
    border: 1px solid var(--arca-border);
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 0.95rem;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.arca-app .form-control:focus,
.arca-app .form-select:focus {
    border-color: var(--arca-primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.arca-app .form-text {
    font-size: 0.8rem;
    color: var(--arca-muted);
}

.arca-app .form-check-input:checked {
    background-color: var(--arca-primary);
    border-color: var(--arca-primary);
}

.btn-arca-primary {
    background: linear-gradient(135deg, var(--arca-primary) 0%, var(--arca-primary-light) 100%);
    border: none;
    border-radius: 10px;
    font-weight: 600;
    padding: 12px 20px;
    transition: transform 0.1s, box-shadow 0.15s, opacity 0.15s;
}

.btn-arca-primary:hover {
    background: linear-gradient(135deg, var(--arca-primary-dark) 0%, var(--arca-primary) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.35);
}

.btn-arca-success {
    background: linear-gradient(135deg, var(--arca-success) 0%, #10b981 100%);
    border: none;
    border-radius: 10px;
    font-weight: 600;
    padding: 14px 20px;
    font-size: 1rem;
    transition: transform 0.1s, box-shadow 0.15s;
}

.btn-arca-success:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--arca-success-hover) 0%, var(--arca-success) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.35);
}

.btn-arca-success:disabled {
    opacity: 0.65;
}

.btn-save {
    width: 100%;
    height: 48px;
}

.progress-arca {
    height: 10px;
    border-radius: 999px;
    background: #e2e8f0;
    overflow: hidden;
}

.progress-arca .progress-bar {
    background: linear-gradient(90deg, var(--arca-primary) 0%, var(--arca-accent) 100%);
    border-radius: 999px;
    font-size: 0;
    transition: width 0.4s ease;
}

.progress-arca .progress-bar.is-running {
    animation: progress-pulse 1.5s ease-in-out infinite;
}

@keyframes progress-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.75; }
}

#logs {
    background: #0f172a;
    color: #94f3b8;
    padding: 16px;
    height: 320px;
    overflow: auto;
    font-size: 12px;
    line-height: 1.55;
    border-radius: var(--arca-radius);
    white-space: pre-wrap;
    word-break: break-word;
    font-family: "Cascadia Code", "Consolas", "Monaco", monospace;
    border: 1px solid #1e293b;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.25);
}

.logs-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    color: #334155;
    margin-bottom: 8px;
}

.logs-label .dot-live {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #22c55e;
    animation: blink 1.4s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

.table-arca {
    font-size: 0.875rem;
    border-collapse: separate;
    border-spacing: 0;
    margin-bottom: 0;
}

.table-arca thead th {
    background: #f1f5f9;
    color: #475569;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 2px solid var(--arca-border);
    padding: 12px 14px;
    white-space: nowrap;
}

.table-arca tbody td {
    padding: 12px 14px;
    vertical-align: middle;
    border-color: var(--arca-border);
}

.table-arca tbody tr:hover {
    background: rgba(30, 64, 175, 0.03);
}

.table-responsive-arca {
    max-height: 600px;
    overflow: auto;
    border: 1px solid var(--arca-border);
    border-radius: var(--arca-radius);
}

/* Historial: filas compactas, un registro por línea */
#tab-historial .table-arca {
    font-size: 0.78rem;
}

#tab-historial .table-arca thead th {
    font-size: 0.68rem;
    padding: 7px 10px;
}

#tab-historial .table-arca tbody td {
    padding: 5px 10px;
    vertical-align: middle;
    white-space: nowrap;
}

#tab-historial .table-arca td.col-detalle {
    max-width: 240px;
    overflow: hidden;
    text-overflow: ellipsis;
}

#tab-historial .badge-arca {
    font-size: 0.62rem;
    padding: 3px 7px;
}

#tab-historial .btn-sm {
    font-size: 0.72rem;
    padding: 2px 8px;
    line-height: 1.4;
}

#tab-historial .table-responsive-arca {
    max-height: 70vh;
}

.badge-arca {
    font-weight: 600;
    font-size: 0.72rem;
    padding: 5px 10px;
    border-radius: 6px;
    letter-spacing: 0.02em;
}

.alert-arca-warning {
    border: 1px solid #fcd34d;
    background: #fffbeb;
    border-radius: var(--arca-radius);
    color: #92400e;
    font-size: 0.9rem;
}

/* Login */
.login-card {
    width: 100%;
    max-width: 420px;
    border: none;
    border-radius: var(--arca-radius-lg);
    box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.35);
    overflow: hidden;
    background: var(--arca-surface);
}

.login-header {
    background: linear-gradient(135deg, var(--arca-primary-dark) 0%, var(--arca-primary-light) 100%);
    color: #fff;
    padding: 32px 28px 28px;
    text-align: center;
}

.login-header-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

.login-header h4 {
    font-weight: 700;
    margin: 0;
    font-size: 1.35rem;
}

.login-header p {
    margin: 8px 0 0;
    opacity: 0.9;
    font-size: 0.875rem;
}

.login-body {
    padding: 28px;
}

.login-body .input-group-text {
    border-color: var(--arca-border);
    border-radius: 8px 0 0 8px;
}

.login-body .form-control {
    border-color: var(--arca-border);
    border-radius: 0 8px 8px 0;
    padding: 10px 12px;
}

.login-body .form-control:focus {
    border-color: var(--arca-primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.login-body .form-label {
    font-weight: 600;
    font-size: 0.82rem;
    color: #334155;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.login-footer {
    text-align: center;
    padding: 0 28px 24px;
    font-size: 0.75rem;
    color: var(--arca-muted);
}

.modal-content {
    border: none;
    border-radius: var(--arca-radius);
    box-shadow: var(--arca-shadow);
}

.modal-header {
    border-bottom: 1px solid var(--arca-border);
    padding: 18px 22px;
}

.modal-body {
    padding: 22px;
}

.modal-footer {
    border-top: 1px solid var(--arca-border);
    padding: 16px 22px;
}

@media (max-width: 768px) {
    .arca-container {
        padding-top: 12px;
    }

    .arca-header {
        padding: 16px 18px;
    }

    .arca-body {
        padding: 18px;
    }

    .arca-user-chip span:not(.badge) {
        display: none;
    }

    .section-panel {
        padding: 16px;
    }
}