/* =========================================================
   SISTEMA VISUAL LNZ EXAMS v2.3.0 - DARK MODE PREMIUM
   ========================================================= */
.lnz-staff-wrap {
    --bg-dark: #0b1220;
    --bg-card: #151e32;
    --text-white: #ffffff;
    --text-muted: #a7b4d6;
    --accent: #3498db;
    --danger: #e74c3c;
    --success: #2ecc71;
    --border: rgba(255,255,255,0.08);
    
    background: var(--bg-dark);
    padding: 30px;
    border-radius: 16px;
    color: var(--text-white) !important;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    margin: 20px 0;
    border: 1px solid var(--border);
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

/* Forzado de visibilidad */
.lnz-staff-wrap * { color: inherit; }
.lnz-staff-wrap h2, .lnz-staff-wrap h3, .lnz-staff-wrap h4, .lnz-staff-wrap label { 
    color: #ffffff !important; 
}

.lnz-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 20px;
}

/* PESTAÑAS (TABS) */
.lnz-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.lnz-tab-btn {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    color: var(--text-muted) !important;
    padding: 10px 18px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    transition: 0.3s;
    border-style: solid;
}
.lnz-tab-btn.active {
    background: var(--accent);
    color: #fff !important;
    border-color: var(--accent);
}

.lnz-tab-content { display: none; }
.lnz-tab-content.active { display: block; }

/* TABLAS E HISTORIAL */
.lnz-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 20px;
}
.lnz-table th {
    background: rgba(0,0,0,0.4);
    padding: 15px;
    text-align: left;
    color: var(--accent) !important;
    font-size: 11px;
    text-transform: uppercase;
}
.lnz-table td { padding: 15px; border-bottom: 1px solid var(--border); color: #fff !important; }

.lnz-row-main { cursor: pointer; transition: 0.2s; }
.lnz-row-main:hover { background: rgba(255,255,255,0.02); }
.lnz-row-details { display: none; background: rgba(0,0,0,0.25); }

.lnz-details-content { padding: 20px; border-left: 4px solid var(--accent); }
.lnz-details-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ESTADOS */
.status-pass { color: var(--success) !important; font-weight: bold; border: 1px solid var(--success); padding: 4px 10px; border-radius: 6px; font-size: 11px; }
.status-fail { color: var(--danger) !important; font-weight: bold; border: 1px solid var(--danger); padding: 4px 10px; border-radius: 6px; font-size: 11px; }
.status-pill { background: var(--accent); padding: 2px 8px; border-radius: 4px; font-size: 10px; font-weight: bold; }

/* --- ÁREA DE PREVISUALIZACIÓN DINÁMICA --- */
#lnz_exam_preview {
    transition: all 0.3s ease;
}
#preview_desc {
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 10px;
}
#preview_items ul {
    list-style: square;
}

/* CASILLA DE CONFIRMACIÓN */
.lnz-checkbox-wrap { 
    background: rgba(255, 255, 255, 0.03); 
    padding: 25px; 
    border-radius: 12px; 
    border: 1px solid var(--border); 
    margin: 20px 0; 
    text-align: center;
}
.lnz-checkbox-wrap label { 
    display: block !important;
    font-size: 14px !important; 
    line-height: 1.6; 
    color: var(--text-muted) !important;
    margin-bottom: 15px !important;
}
.lnz-checkbox-centered input { 
    width: 32px !important; 
    height: 32px !important; 
    cursor: pointer;
    accent-color: var(--accent);
}

/* TÍTULOS SECCIONES */
.lnz-hist-title { 
    font-size: 16px; 
    color: var(--accent) !important; 
    border-left: 4px solid var(--accent);
    padding-left: 15px;
    margin: 35px 0 15px 0;
    text-transform: uppercase;
    font-weight: 700;
}

/* FORMULARIOS Y BOTONES */
.lnz-card-box { background: var(--bg-card); padding: 25px; border-radius: 12px; border: 1px solid var(--border); margin-bottom: 25px; }
.lnz-form-clean label { display: block; margin-bottom: 8px; font-weight: bold; font-size: 14px; }
.lnz-form-clean input, .lnz-form-clean select, .lnz-form-clean textarea { 
    width: 100% !important; 
    background: var(--bg-dark) !important; 
    border: 1px solid var(--border) !important; 
    color: #fff !important; 
    padding: 12px; 
    border-radius: 8px; 
    margin-bottom: 20px; 
}
.lnz-form-clean input[type="datetime-local"] { color-scheme: dark; }

.btn-primary { background: var(--accent); color: #fff !important; border: none; padding: 15px; width: 100%; border-radius: 8px; cursor: pointer; font-weight: bold; transition: 0.3s; }
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-mini { padding: 6px 12px; background: #2c3e50; border-radius: 4px; cursor: pointer; font-size: 11px; border: none; color: #fff !important; }
.btn-del { background: var(--danger) !important; }

.lnz-pagination { display: flex; justify-content: center; gap: 8px; margin-top: 30px; }
.lnz-pagination * { color: #fff !important; background: var(--bg-card); padding: 8px 16px; border-radius: 8px; border: 1px solid var(--border); text-decoration: none; }